CN101140293A - Fire detector - Google Patents
Fire detector Download PDFInfo
- Publication number
- CN101140293A CN101140293A CNA2007101476689A CN200710147668A CN101140293A CN 101140293 A CN101140293 A CN 101140293A CN A2007101476689 A CNA2007101476689 A CN A2007101476689A CN 200710147668 A CN200710147668 A CN 200710147668A CN 101140293 A CN101140293 A CN 101140293A
- Authority
- CN
- China
- Prior art keywords
- screw
- circuit substrate
- perisporium
- detector
- fire detector
- 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
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Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/08—Control of fire-fighting equipment comprising an outlet device containing a sensor, or itself being the sensor, i.e. self-contained sprinklers
- A62C37/10—Releasing means, e.g. electrically released
- A62C37/11—Releasing means, e.g. electrically released heat-sensitive
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/14—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/06—Electric actuation of the alarm, e.g. using a thermally-operated switch
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Fire Alarms (AREA)
- Fire-Detection Mechanisms (AREA)
Abstract
The present invention provides a fire detector, the conducting wire which is connected with the circuit board will not contact the surrounding wall of the accommodating part of the circuit board when the water-proof fire detector fills the filling agent to the accommodating part of the circuit board thereby the condition of inferior filling is not generated. The fire detector includes the following components: a detector body; a circuit board for installing the sensor and the electric element; a circuit board accommodating part for accommodating the circuit board; a conducting wire connected with the circuit board; the filling agent for filling the accommodating part of the circuit board; a surrounding wall which is arranged at the accommodating part of the circuit at the detector body; and a guiding wall which is at the inner side of the surrounding wall and is lower than the surrounding wall.
Description
Technical field
The present invention relates to a kind of fire detector that in the water proof type fire detector, can prevent lead contact circuit substrate accommodation section perisporium.In addition, the present invention relates in main body is screwed direct installing type fire detector on ceiling etc., can realize simply installed fire detector.
Background technology
In the past, the water proof type fire detector when stretch out on the surface of filling agent, adopted the perisporium contacting structure that prevents itself and circuit substrate accommodation section at lead.In addition, fire detector is in the past wanted with hand main body is pressed on the ceiling on one side on being installed on ceiling the time, and on one side by a pair of mounting hole of screw retention, therefore, operating efficiency is low.Referring to 1: the No. 2589154 patent gazettes of patent documentation.
Summary of the invention
In the past, in the water proof type fire detector, lead through near the bottom of circuit substrate accommodation section when stretch out on the surface of filling agent, tend to contact with the perisporium of circuit substrate accommodation section.Thereby it is bad to cause lead to be filled on every side, has the water proofing property problem.In addition, fire detector in the past is to be fixed on the assigned position of ceiling, so in the time must finely tuning the position of fire detector, be difficult to it is adjusted by two mounting screws at first.
The object of the present invention is to provide a kind of fire detector, make the water proof type fire detector when filler being filled in the circuit substrate accommodation section, the lead that is connected with circuit substrate can contact circuit substrate accommodation section perisporium, thereby can not produce the filling condition of poor.In addition, the present invention also provides a kind of fire detector, makes by screw main body is fixed on direct installing type fire detector on the ceiling, can be mounted to desirable position simply.
Fire detector of the present invention is characterized in that comprising: detector body; The circuit substrate of sensor installation or electrical equipment; The circuit substrate accommodation section that holds described circuit substrate; The lead that is connected with described circuit substrate; Fill the filler of described circuit substrate accommodation section; Be arranged on the perisporium of the described circuit substrate accommodation section on the described detector body; And in the inboard of described perisporium and be lower than the guiding walls of described perisporium.In addition, when filling filler, lead is guided by guiding walls, leaves predetermined gap with respect to above-mentioned perisporium.
Fire detector of the present invention comprises by mounting screw and is fixed on the main body on the ceiling and is arranged on screw mounting hole on a pair of slotted hole on the described main body, wherein, at least on any one in described screw mounting hole, form and insert the notch that is fixed on the mounting screw head on the described ceiling.In addition, fire detector of the present invention comprises by mounting screw and is fixed on main body on the ceiling, is arranged on the screw mounting hole on a pair of slotted hole on the described main body and the hole perisporium of described screw mounting hole, wherein, described fire detector is provided with: notch, at least form on any one in described screw mounting hole, insert described mounting screw head; And guidance part, be fixed in mounting screw head on the described ceiling by behind the described notch, to about and the deviation of above-below direction revise, and it is directed in the described screw mounting hole.
Fire detector of the present invention, when filling filler, the lead that is connected with circuit substrate is guided to central authorities by the guiding walls that is arranged on the perisporium inboard, circuit substrate accommodation section, and therefore, lead does not contact with perisporium, can prevent that the generation filling is bad.In addition, fire detector of the present invention after the head that will be temporarily fixed at a mounting screw on the ceiling inserts notch, slides detector body, thereby can make above-mentioned mounting screw be positioned at screw mounting hole, and carry out fastening.Like this, under the state that utilizes 1 temporary fixed main body of mounting screw, can finely tune, and be screwed into other mounting screw and fix the position of this fire detector.Therefore, above-mentioned fire detector desirable position can be installed in simply, operating efficiency can be improved simultaneously.In addition, owing to be provided with the screw guidance part, therefore can successfully mounting screw be directed in the mounting hole.So can realize the Fast Installation operation.
Description of drawings
Fig. 1 is the rear view as the thermal detector 20 of an example of fire detector of embodiment of the present invention.
Fig. 2 is the A-A sectional view of Fig. 1.
Fig. 3 be indication circuit substrate accommodation section 3 perisporium 11 and guiding walls 7 the position relation want portion's enlarged drawing.
Fig. 4 wants portion's enlarged drawing as the screw guidance part 12 of the thermal detector 20 of an example of fire detector of embodiment of the present invention.
Fig. 5 is the sectional view of the erection sequence of the thermal detector 20 of an example of fire detector of expression embodiment of the present invention.
Description of reference numerals
1 detector body
2 circuit substrates
3 circuit substrate accommodation sections
4a, 4b screw mounting hole
The 4c rearward end
The 4d leading section
The fastening end face of 4e
4f strengthens projection
4g hole perisporium
5 leads
6 fillers
7 guiding walls
The 7a next door
8 temperature-sensitive portions
9 thermal-arrest plates
10 backplates
11 perisporiums
12 screw guidance parts
12a left and right directions limiting part
12b above-below direction limiting part
13 bottoms
14 dip plane
15 patchholes
16 notchs
18 first mounting screws
The 18a head
The 18b top
The 18c bottom surface
20 thermal detectors
25 ceilings
27 through holes
29 detector distributions
Embodiment
Fig. 1 is the rear view as the thermal detector 20 of an example of fire detector of embodiment of the present invention.Fig. 2 is the A-A sectional view of Fig. 1.Fig. 3 be indication circuit substrate accommodation section 3 perisporium 11 and guiding walls 7 the position relation want portion's enlarged drawing.Be provided with circuit substrate accommodation section 3 in the substantial middle that round-ended cylinder shape detector body 1 is arranged.In addition, circuit substrate accommodation section 3 has the patchhole 15 and the guiding walls 7 of temperature-sensitive portion 8.The relative both sides of the dip plane 14 of detector body 1 are provided for thermal detector 20 is installed in screw mounting hole 4a, the 4b that ceiling etc. is located.The backplate 10 that protection temperature-sensitive portion 8 and thermal-arrest plate 9 are arranged in the installed in front of detector body 1.By utilizing filler 6 to fill circuit substrate accommodation section 3, thermal detector 20 forms waterproof construction.
The first screw mounting hole 4a basically forms long hole shape, and the second screw mounting hole 4b then cuts the part of long hole shape, and is provided with screw guidance part 12.Therefore, be temporarily fixed at first mounting screw 18 on the ceiling, be directed among the second screw mounting hole 4b by screw guidance part 12 immediately, be tightened fixing.In addition, with among the figure not second mounting screw of expression tighten and be fixed among the first screw mounting hole 4a.Can improve thus thermal detector 20 is installed in operating efficiency on the ceiling.
Fig. 4 wants portion's enlarged drawing as the screw guidance part 12 of the thermal detector 20 of an example of fire detector of embodiment of the present invention.In the leading section 4d of the second screw mounting hole 4b, one side, promptly on the hole perisporium 4g of the center of detector body 1 side, form notch 16.Therefore, this second screw mounting hole 4b becomes towards the U font of the central opening of detector body 1.This notch 16 is made the size of the head 18a that can insert first mounting screw 18.Near this notch 16, be provided with screw guidance part 12.Above-mentioned screw guidance part 12 comprises the left and right directions limiting part 12a of limit levels direction position and the above-below direction limiting part 12b of restriction vertical direction position.In addition, near the perisporium 4g of hole, also be provided with the protruding 4f of a plurality of reinforcements.
The perisporium 11 of circuit substrate accommodation section 3 is done squarely substantially with the degree that can hold circuit substrate 2.The height setting of perisporium 11 becomes can be installed in by the filling complete closed of filler 6 not have the electronic component represented among the figure on the circuit substrate 2.The multiple conducting wires 5 that is electrically connected with circuit substrate 2 be directed to center direction, thereby at the surface elevation place of filler 6, lead 5 does not contact with perisporium 11 through the guiding walls 7 on the bottom 13 that is arranged at circuit substrate accommodation section 3 time.Therefore, the filler 6 that is filled flows in the gap of lead 5 and perisporium 11, and is covered the periphery of lead 5 reliably by filler 6.Therefore, filler 6 can not take place fill condition of poor, the circuit substrate 2 of thermal detector 20 can not soak.
Below, an example of the assembling sequence of thermal detector 20 with said structure is described.Circuit substrate 2 is equipped with electronic component and the temperature-sensitive portion 8 etc. that does not have expression among the figure in advance, and links to each other with multiple conducting wires 5.
At first, circuit substrate 2 is put into the circuit substrate accommodation section 3 of detector body 1.At this moment, make temperature-sensitive portion 8 and lead 5 be positioned at bottom 13 1 sides of circuit substrate accommodation section 3, lead 5 is by guiding walls 7, the ceiling one lateral bending song to circuit substrate accommodation section 3.At this moment, the patchhole 15 that temperature-sensitive portion 8 is passed be arranged on the detector body 1.Circuit substrate 2 is after temporary fixed by the keeper that does not have expression among the figure of detector body 1, by screw retention.
Subsequently, make thermal-arrest plate 9 be inlaid in the front end of temperature-sensitive portion 8, and with the caulking part of not representing among the protection figure such as cementing agent.In addition, backplate 10 is fastened on the detector body 1.Also can be by mode fixed detector main body 1 and backplates 10 such as bonding or welding, screw are fastening.
Then, filler 6 is filled in the circuit substrate accommodation section 3.At this moment, the surface elevation of filler 6 is below the end face of circuit substrate accommodation section 11, and more than the end face of guiding walls 7.Multiple conducting wires 5 is by means of guiding walls 7, and perisporium 11 leaves the gap relatively, and filler 6 flows in this gap, therefore can not fill condition of poor.In the past, in order in filler 6 solidifies lead 5 to be contacted with perisporium 11, employing anchor clamps etc. fixed, but these then are unnecessary in fire detector of the present invention.In addition, except thermal detector 20, in flame detector, smoke detector, also can obtain identical effect.
Below, the erection sequence on ceiling surface in the present embodiment is described.
Fig. 5 is the sectional view of the erection sequence of the thermal detector 20 of an example of fire detector of expression embodiment of the present invention.At first, first mounting screw 18 is temporarily fixed near the through hole 27 of ceiling 25 assigned position place.At this moment, the interval of the bottom surface 18c of above-mentioned head 18a and ceiling 25 is a bit larger tham the height of hole perisporium 4g.
Be configured in the detector distribution 29 of ceiling 25 back sides one side and lead 5 pressure of thermal detector 20 and contact, become one.
Subsequently, grasp the detector body 1 of this thermal detector 20, the head 18a that makes first mounting screw 18 is near notch 16.At this moment, notch 16 also can form the size that can confirm first mounting screw, 18 positions from the below.After the head 18a with first mounting screw 18 inserts this notch 16, to moving this detector body 1 of assembler's health one layback.
Like this, the external diameter of the head 18a of first mounting screw 18 is connected on the left and right directions limiting part 12a that is roughly taper, is limited moving direction, in addition, the top 18b of head 18a is connected on the above-below direction limiting part 12b that is roughly convex, is limited moving direction.
Therefore, first mounting screw 18 can be revised the deviation of left and right directions and above-below direction simply by screw guidance part 12, so can it be directed among the second screw mounting hole 4b through notch 16, and the bottom surface 18c that makes its top 18b moves along the fastening end face 4e of hole perisporium 4g.In addition, also can cooperate the lower end position of notch 16, the extended corner of setting left and right directions limiting part 12a or above-below direction limiting part 12b are with respect to the angle of inclination of ceiling surface.
Like this, the rearward end 4c of the second screw mounting hole 4b is connected on this first mounting screw 18, thereby it can not be moved further.At this moment, because detector body 1 forms cantilever position, therefore, even hand leaves detector body 1, it can not fall yet.
Subsequently, as required, making detector body 1 is that the center is moved or rotated with above-mentioned first mounting screw 18, thereby adjusts the fixed position of thermal detector 20.If determined desirable position, then will there be the mounting screw of expression to be screwed among the first screw mounting hole 4a and it is fixed among the figure.Afterwards, fastening above-mentioned first mounting screw 18 forms the state shown in the dot-and-dash line among Fig. 5, and installation exercise finishes.
The invention is not restricted to fire detector, the detector base also can adopt.
Claims (4)
1. fire detector is characterized in that comprising:
Detector body;
The circuit substrate of sensor installation or electrical equipment;
The circuit substrate accommodation section that holds described circuit substrate;
The lead that is connected with described circuit substrate;
Fill the filler of described circuit substrate accommodation section;
Be arranged on the perisporium of the described circuit substrate accommodation section on the described detector body;
And in the inboard of described perisporium and be lower than the guiding walls of described perisporium.
2. fire detector according to claim 1 is characterized in that: when filling described filler, described lead is guided by described guiding walls, leaves predetermined gap with respect to described perisporium.
3. fire detector comprises by mounting screw being fixed on the main body on the ceiling and being arranged on screw mounting hole on a pair of slotted hole on the described main body, it is characterized in that:
At least on any one in described screw mounting hole, form and insert the notch that is fixed on the mounting screw head on the described ceiling.
4. fire detector comprises by mounting screw being fixed on main body on the ceiling, being arranged on the screw mounting hole on a pair of slotted hole on the described main body and the hole perisporium of described screw mounting hole, it is characterized in that being provided with:
Notch forms on any one in described screw mounting hole at least, inserts described mounting screw head;
And guidance part, be fixed in mounting screw head on the described ceiling by behind the described notch, to about and the deviation of above-below direction revise, and it is directed in the described screw mounting hole.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006239733A JP2008065404A (en) | 2006-09-05 | 2006-09-05 | Fire sensor |
| JP2006-239733 | 2006-09-05 | ||
| JP2006239733 | 2006-09-05 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101140293A true CN101140293A (en) | 2008-03-12 |
| CN101140293B CN101140293B (en) | 2011-12-07 |
Family
ID=39192327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007101476689A Active CN101140293B (en) | 2006-09-05 | 2007-08-31 | Fire detector |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP2008065404A (en) |
| KR (1) | KR101375027B1 (en) |
| CN (1) | CN101140293B (en) |
| TW (1) | TWI430208B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102314743A (en) * | 2010-06-30 | 2012-01-11 | 骊住日探株式会社 | Hot cigarette combined type detector |
| CN101727724B (en) * | 2008-10-22 | 2012-07-25 | 能美防灾株式会社 | Fire alarm device |
| CN106781204A (en) * | 2017-03-09 | 2017-05-31 | 鲍雪儿 | It is a kind of to assemble easy exchange smoke detector device |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101917719B1 (en) * | 2017-08-04 | 2018-11-13 | 김현주 | A flameproof type smoke detector |
| US11024140B2 (en) | 2019-05-06 | 2021-06-01 | Carrier Corporation | Air monitoring device including a housing with communication port access |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6018995A (en) * | 1983-07-13 | 1985-01-31 | 株式会社東芝 | Terminal box device of moving vehicle |
| US5053754A (en) * | 1990-04-02 | 1991-10-01 | Gaztech Corporation | Simple fire detector |
| US5475222A (en) * | 1994-12-05 | 1995-12-12 | Detector Electronics Corporation | Ruggedized gas detector |
| CN2407356Y (en) * | 2000-01-23 | 2000-11-22 | 赵首哲 | Smoke and flame detector with laser reflection |
| JP2001325674A (en) | 2000-03-06 | 2001-11-22 | Hochiki Corp | Fire sensor |
| JP3740964B2 (en) * | 2000-08-30 | 2006-02-01 | 能美防災株式会社 | Fire detector |
| JP3968650B2 (en) * | 2002-07-10 | 2007-08-29 | 能美防災株式会社 | Fire detector |
| CN2752757Y (en) * | 2004-08-17 | 2006-01-18 | 袁大奎 | Photoelectrical sensoring smoke and fire disaster detection device |
| CN2722244Y (en) * | 2004-08-27 | 2005-08-31 | 王殊 | Air absorbing style smoke and gas mixed fire detector |
| KR100508772B1 (en) | 2005-04-06 | 2005-08-17 | (주)한국전설엔지니어링 | Fire detector attachment using elasticity |
-
2006
- 2006-09-05 JP JP2006239733A patent/JP2008065404A/en active Pending
-
2007
- 2007-08-28 KR KR1020070086413A patent/KR101375027B1/en not_active IP Right Cessation
- 2007-08-31 CN CN2007101476689A patent/CN101140293B/en active Active
- 2007-09-03 TW TW096132746A patent/TWI430208B/en active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101727724B (en) * | 2008-10-22 | 2012-07-25 | 能美防灾株式会社 | Fire alarm device |
| CN102314743A (en) * | 2010-06-30 | 2012-01-11 | 骊住日探株式会社 | Hot cigarette combined type detector |
| CN102314743B (en) * | 2010-06-30 | 2015-06-24 | 日探株式会社 | Combined heat and smoke detector |
| CN106781204A (en) * | 2017-03-09 | 2017-05-31 | 鲍雪儿 | It is a kind of to assemble easy exchange smoke detector device |
| CN106781204B (en) * | 2017-03-09 | 2017-11-21 | 江苏迈道通信科技有限公司 | It is a kind of to assemble easy exchange smoke detector device |
Also Published As
| Publication number | Publication date |
|---|---|
| TWI430208B (en) | 2014-03-11 |
| TW200832290A (en) | 2008-08-01 |
| KR20080022042A (en) | 2008-03-10 |
| KR101375027B1 (en) | 2014-03-14 |
| CN101140293B (en) | 2011-12-07 |
| JP2008065404A (en) | 2008-03-21 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |