CN109064700A - A kind of electric fire alarm - Google Patents
A kind of electric fire alarm Download PDFInfo
- Publication number
- CN109064700A CN109064700A CN201810980596.4A CN201810980596A CN109064700A CN 109064700 A CN109064700 A CN 109064700A CN 201810980596 A CN201810980596 A CN 201810980596A CN 109064700 A CN109064700 A CN 109064700A
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- China
- Prior art keywords
- piston rod
- shell
- fire alarm
- electric fire
- bar
- 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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- 239000011521 glass Substances 0.000 claims abstract description 39
- 230000005611 electricity Effects 0.000 claims description 4
- 238000009423 ventilation Methods 0.000 abstract description 4
- 238000005488 sandblasting Methods 0.000 abstract description 3
- 239000000779 smoke Substances 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 6
- 239000011324 bead Substances 0.000 description 5
- 230000008878 coupling Effects 0.000 description 5
- 238000010168 coupling process Methods 0.000 description 5
- 238000005859 coupling reaction Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 5
- 238000007789 sealing Methods 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 4
- 238000004806 packaging method and process Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 230000006378 damage Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000009666 routine test Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 238000007592 spray painting technique Methods 0.000 description 1
- 230000036413 temperature sense Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/04—Hydraulic or pneumatic actuation of the alarm, e.g. by change of fluid pressure
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- General Physics & Mathematics (AREA)
- Fire-Detection Mechanisms (AREA)
- Fire Alarms (AREA)
Abstract
A kind of electric fire alarm of the present invention, including shell, the shell it is interior it is intracavitary be equipped with electrical touch switch, the electrical touch switch drives piston rod, the piston rod passes through the shell, the shell exterior corresponds to the piston rod equipped with supporting support, the supporting support corresponds to piston rod equipped with through-hole, the supporting support is equipped with the temperature-sensitive glass bar perpendicular to the piston rod, the piston rod passes through the through-hole and withstands the temperature-sensitive glass bar, temperature-sensitive glass bar explodes in predetermined temperature, piston rod moves, to start electrical touch switch, electrical touch switch is turned on or off other circuits, and then it closes the door, the operation such as ventilation smoke exhaust or sandblasting.
Description
Technical field
The present invention relates to a kind of alarms, specifically, being related to a kind of electric fire alarm.
Background technique
With the increase of Modern Family's fire, electricity consumption, the frequency that family fire occurs is higher and higher.Family fire is once
Occur, it is easy to occur saving not in time, fire distinguisher lacks and people on the scene is panic, the escape unfavorable factors such as slow, most
Lead to great life and property loss eventually.The characteristics of inquiring into family fire and fire Countermeasure reduce fire for preventing family fire
Loss has realistic meaning.
In existing fire alarm equipment, such electrical fire detection is achieved in the following ways:
1, temperature-sensitive bead fills liquid, will break when some given critical value of the boiling temperature that temperature reaches liquid
It splits, is referred to as the frangible light bulb of heat or thermolamp bubble.
2, the metal fittings welded together using alloy determine its cut-off point according to the temperature that they are ruptured, these
Component is known as insuring fuse sheet.
The existing many decades of these solutions, and be all using identical technology: equipment longitudinally pushes away on bead
Dynamic bead longitudinally pulls on insurance fuse sheet.Insure fuse sheet or bead fracture effect, be by lever, bar or
Cable communication system, switching one close electric switch, contactor coil, the alarm device of one or more electromagnet etc. to carry out
Operation.This usage mode is derived from its use in the opening of Mechanical course door, sprinkler, ventilation. dampers fume extractor,
It needs the significant driving force of up to hundreds of newton.
Summary of the invention
The present invention overcomes the disadvantages of the prior art, provides a kind of electric fire alarm, reduces equipment size,
Simplify mechanical part, substantially increase equipment leakproofness, maintenance is simple.
In order to solve the above-mentioned technical problem, the present invention is achieved by the following technical solutions:
A kind of electric fire alarm, including shell, the shell it is interior it is intracavitary be equipped with electrical touch switch, it is described electrical
Touch switch drives piston rod, and the piston rod passes through the shell, and the shell exterior corresponds to the piston rod and is equipped with support
Bracket, the supporting support correspond to piston rod equipped with through-hole, and the supporting support is equipped with the temperature-sensitive glass perpendicular to the piston rod
Glass stick, the piston rod pass through the through-hole and withstand the temperature-sensitive glass bar.
Further, the supporting support is " Contraband " shape structure, including upper plate and lower plate, and the side of the upper plate and lower plate is logical
Cross riser connection, the lower plate is arranged collet, and the upper plate is equipped with ellipse hole, it is corresponding above the ellipse hole described in
Collet is equipped with half cap body.
Further, rectangle fixing piece is arranged in the position that passes through of the piston rod in the shell, and the through-hole is correspondingly arranged
It is rectangular.
Further, the rectangle fixing piece is equipped with fixed lobe, the fixed lobe on the direction far from the shell
Including external thread section and extension, the extension is socketed bellows, and the supporting support is fixed on described by round nut
Shell.
Further, the electrical touch switch is equipped with loop bar, the set rod set in the side far from the temperature-sensitive glass bar
There is horizontal spring, the inner cavity is equipped with fixed frame, and the horizontal spring is connected to the fixed frame.
Further, the electrical touch switch corresponds to the piston rod equipped with mandril, sets between the mandril and piston rod
There are the moving member perpendicular to the mandril and piston rod, hinged rotating block in the moving member, the mandril pushes the rotation
Block rotation, the rotating block withstand the piston rod, the lower section of the moving member and the shell far from the side of the mandril
Between be equipped with uprighting spring, the top of the moving member is moved down by push rod promotion, and the rotating block top corresponds to institute
Mandril is stated equipped with recess.
Further, the moving member is framework, and the rotating block is articulated with the framework by articulated shaft, in the framework
Portion and lower part are respectively equipped with top connecting rod and lower coupling pole, and the inner cavity of the shell is equipped with support frame, the top connection
Bar passes through the support through holes of support frame as described above, and the lower coupling pole is socketed the uprighting spring.
Further, the shell upper is additionally provided with dustproof cover, and the dustproof cover corresponds to the push rod equipped with through hole.
Further, the dustproof cover is equipped with the fixation hole of the fixed push rod.
Further, the dustproof cover is equipped with the indicator light connected with the electrical touch switch.
Compared with prior art, the beneficial effects of the present invention are:
A kind of electric fire alarm of the present invention, including shell, the interior of the shell intracavitary be equipped with electrical touch and open
It closes, the electrical touch switch drives piston rod, and the piston rod passes through the shell, and the shell exterior corresponds to the piston
Bar is equipped with supporting support, and the supporting support corresponds to piston rod equipped with through-hole, and the supporting support is equipped with perpendicular to the piston
The temperature-sensitive glass bar of bar, temperature-sensitive glass bar explode in predetermined temperature, and piston rod moves, thus start electrical touch switch,
Electrical touch switch is turned on or off other circuits, and then is closed the door, the operation such as ventilation smoke exhaust or sandblasting.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and is used to explain the present invention together with embodiments of the present invention,
It is not construed as limiting the invention, in the accompanying drawings:
Fig. 1 is the structural schematic diagram that temperature-sensitive glass bar is vertical state;
Fig. 2 is the structural schematic diagram that temperature-sensitive glass bar is horizontality;
Fig. 3 is a kind of decomposition chart of electric fire alarm of the present invention;
Fig. 4 is a kind of top view of electric fire alarm of the present invention;
Fig. 5 is the sectional view along A-A of Fig. 4;
Fig. 6 is a kind of normal condition figure of electric fire alarm of the present invention;
Fig. 7 is the state diagram after the explosion of temperature-sensitive glass bar;
Fig. 8 is that moving member moves down under push rod promotion.
In figure, 1 --- shell;2 --- dustproof cover;
3 --- lid screw;4 --- sealing ring;
5 --- electric switch fixing screws;6 --- electrical touch switch;
7 --- piston rod;8 --- supporting support;
9 --- through-hole;10 --- temperature-sensitive glass bar;
11 --- pack case;12 --- loop bar;
13 --- horizontal spring;14 --- fixed frame;
15 --- cable connector;16 --- collar nut;
17 --- upper plate;18 --- lower plate;
19 --- riser;20 --- collet;
21 --- ellipse hole;22 --- half cap body;
23 --- rectangle fixing piece;24 --- fixed lobe;
25 --- external thread section;26 --- extension;
27 --- bellows;28 --- nut;
29 --- binding post;30 --- current diverter;
31 --- lower screws;32 --- foot prop;
33 --- screw hole;34 --- mandril;
35 --- moving member;36 --- rotating block;
37 --- uprighting spring;38 --- push rod;
39 --- recess;40 --- perforation;
41 --- fixation hole;42 --- indicator light;
43 --- framework;44 --- articulated shaft;
45 --- top connecting rod;46 --- lower coupling pole;
47 --- support frame;48 --- support through holes;
49 --- hole location;50 --- lock;
51 --- protective cover;52 --- tool.
Specific embodiment
Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings, it should be understood that preferred reality described herein
Apply example only for the purpose of illustrating and explaining the present invention and is not intended to limit the present invention.
As shown in Fig. 1 to Fig. 8 a kind of electric fire alarm of the present invention, including shell 1,1 top of shell are equipped with dust-proof
Lid 2, dustproof cover 2 and shell 1 are fixed by lid screw 3, and sealing ring 4 is arranged between dustproof cover 2 and shell 1, shell 1 it is interior
It is intracavitary to pass through 51 holding electrical touch switch 6 of electric switch fixing screws 5 and protective cover, the electrical driving of touch switch 6 piston rod
7, piston rod 7 passes through shell 1, piston rod 7 is corresponded to outside shell 1 equipped with supporting support 8, the corresponding piston rod 7 of supporting support 8 is equipped with
Through-hole 9, supporting support 8 are equipped with the temperature-sensitive glass bar 10 perpendicular to piston rod 7, and piston rod 7 passes through through-hole 9 and withstands temperature-sensitive glass bar
10, temperature-sensitive glass bar 10 can be horizontal or vertically-mounted, and supporting support 8 and temperature-sensitive glass bar 10 use packaging in packaging
Shell 11 is protected, and electrical touch switch 6 is equipped with loop bar 12 in the side far from temperature-sensitive glass bar 10, and loop bar 12 is cased with horizontal spring
13, inner cavity is equipped with fixed frame 14, and electric switch fixing screws 5 and the affixed fixed frame 14 of protective cover 51, horizontal spring 13 are connected to
Fixed frame 14, the corresponding electrical touch switch 6 of shell 1 also set up cable connector 15, and cable connector 15 is fixed by collar nut 16
In shell 1, external cable is connected for binding post 29.
Temperature-sensitive glass bar 10 is filled with the bead of liquid, explodes in predetermined temperature, and piston rod 7 moves,
Start electrical touch switch 6, only needs the operating force (less than 10 newton) of very little, can reduce the size of system, Ke Yijian
Change mechanical part, greatly improve the leakproofness of equipment, maintenance is simple, greatly reduces the time of mandatory annual survey.
Wherein, supporting support 8 is " Contraband " shape structure, and " Contraband " shape structure makes it be more easier to contact air-flow, including upper plate 17
With lower plate 18, the side of upper plate 17 and lower plate 18 is connected by riser 19, and through-hole 9 is set to riser 19, and collet is arranged in lower plate 18
20, for protecting temperature-sensitive glass bar 10 from external impact, upper plate 17 is equipped with ellipse hole 21, and 21 top of ellipse hole is right
It answers collet 20 to be equipped with half cap body 22, temperature-sensitive glass bar 10 can be tilted and be put into ellipse hole 21, pass through half cap body 22 and bottom
Temperature-sensitive glass bar 10 is fixed in support 20, it is only necessary to which 3-5N quickly can put it into and remove manually without tool, together
When, as long as in the effective situation of the lateral thrust of piston rod 7, piston rod 7 can be maintained at the shape being blocked by temperature-sensitive glass bar 10
State, 8 top of supporting support are also provided with hole location 49, hole location 49 and the fixed lock 50 of ellipse hole 21, prevent other people from replacing sense
Warm glass bar 10 because its must by trained technical staff according to local electrical regulation and applied code carry out test and
Installation, mistake or incorrect installation can not understand how safely to install, operate or repair, and may result in the hair of accident
It is raw and cause serious injury or dead.
Rectangle fixing piece 23 is arranged in the position that passes through of piston rod 7 in shell 1, and through-hole 9 is correspondingly arranged as rectangular opening, through-hole 9
It is fixed on rectangle fixing piece 23, rectangle fixing piece 23 is equipped with fixed lobe 24 on the direction far from shell 1, and fixed lobe 24 wraps
External thread section 25 and extension 26 are included, extension 26 is socketed bellows 27 and seals, and supporting support 8 is fixed on shell by nut 28
1, nut 28 is dismounted by special tool(s) 52.
When the blast temperature for reaching temperature-sensitive glass bar 10, temperature-sensitive glass bar 10 explodes, and piston rod 7 moves, and starts
Electrical touch switch 6, electrical touch switch 6 connect binding post 29, and binding post 29 is arranged current diverter 30, can connect progress
The operation such as shutdown, ventilation smoke exhaust or sandblasting.
1 lower screws 31 of shell fix foot prop 32, and foot prop 32 is set there are two screw hole 33, foot prop 32 can be made not expose outer
Shell 1 is placed in 1 bottom of shell, can also expose shell 1.
The electrical corresponding piston rod 7 of touch switch 6 is equipped with mandril 34, is equipped between mandril 34 and piston rod 7 perpendicular to mandril
34 and piston rod 7 moving member 35, hinged rotating block 36, mandril 34 push rotating block 36 to rotate in moving member 35, rotating block 36
Piston rod 7 is withstood in side far from mandril 34, and the side of rotating block 36 is perpendicular, is equipped between moving member 35 and shell 1
Uprighting spring 37, moving member 35 are pushed by push rod 38 and are moved down, and 36 top of rotating block corresponds to mandril 34 and is equipped with recess 39,
Dustproof cover 2 is equipped with the fixation hole 41 of perforation 40 and fixed placement push rod 38, when not using push rod 38, can be placed on push rod 38
In fixation hole 41, dustproof cover 2 is equipped with and the indicator light 42 of electrical touch switch 6 connection, and the section components are for routine test electricity
Whether gas touch switch 6 works normally.
Wherein, moving member 35 is framework 43, and rotating block 36 is articulated with framework 43 by articulated shaft 44, and 43 top of framework is under
Portion is respectively equipped with top connecting rod 45 and lower coupling pole 46, and the inner cavity of shell 1 is equipped with support frame 47, and top connecting rod 45 passes through
The support through holes 48 of support frame 47, lower coupling pole 46 are socketed uprighting spring 37.
Refering to Fig. 4, herein under diagram state, temperature-sensitive glass bar 10 is not damaged, it withstands piston rod 7, and piston rod 7 is withstood
Rotating block 36, rotating block 36 withstand mandril 34, and the connection of electrical touch switch 6 that mandril 34 connects is in closing or opening state.
Refering to Fig. 5, herein under diagram state, temperature-sensitive glass bar 10 is damaged, and horizontal spring 13 drives mandril 34 to act to the right,
Rotating block 36 is rotated to the right along articulated shaft 44, and piston rod 7 acts to the right in the case where temperature-sensitive glass bar 10 cannot stop.
Refering to Fig. 6, herein under diagram state, temperature-sensitive glass bar 10 is not damaged, it withstands piston rod 7, in order to test electricity
The movement of gas touch switch 6 can be normal, presses reset switch downwards by perforation 40 with push rod 38, movable block is also downwardly together
It is mobile, since 36 top of rotating block corresponds to mandril 34 equipped with recess 39, if electrically the movement of touch switch 6 is normal, mandril 34
Right end be moved in recess 39, indicator light 42 lights.
1, it installs
When installation, dustproof cover 2 is removed, if planned before trial operation indoors carry out spray painting or other work,
It then has to for dustproof cover 2 being placed on alarm after mounting, until these operations terminate.
The position for selecting equipment to place, or position on wall or on the ceiling, on the ground of air Natural Circulation
Side.
Shell 1 is placed, so that temperature sense part is in a horizontal position (10 one side of temperature-sensitive glass bar is parallel to the ground).
Usually in delivery, the sensing unit of equipment has been properly oriented to, to carry out wall or ceiling installation.
2, the position of supporting support 8 can be modified to 90 ° of operation sequence:
1) temperature-sensitive glass bar 10 is removed, round nut 28 is unclamped into about 1.5mm using tool 52;
2) supporting support 8 is pulled, takes out it from rectangle fixing piece 23;
3) it is rotated by 90 ° and it is pushed back its recess;
4) round nut 28 is tightened;
5) temperature-sensitive glass bar 10 is replaced.
6) if it is necessary, placing the red plastic lock 50 for aiming at this offer in supporting support 8.
3, installation is connected with electric appliance
Alarm is fixed on wall or ceiling with 4 screws.The drilling die being printed on the packaging can be used in this
Plate.Nail gun please don't be used to carry out this operation.
Dustproof cover 2 is opened, after cable is passed through cable connector 15, is attached according to selected chart.
Check whether the intensity in your circuits meets numerical value given on lid label.
If equipment has an indicator light 42, it please check whether its supply voltage meets the specification of lid label.
If necessary to current diverter 30, they are unclamped from its slot please and is installed in what connection figure was shown
On position.It preferably unlocks and loses unused current diverter 30.
The conducting wire used has to peeling 6mm to 7mm, and is completely inserted into electrical 6 terminal square washer of touch switch
Lower section.2.5mm is arrived in each terminal most multipotency storage 0.52Two conducting wires.
Screw is tightened using suitable screwdriver, it is proposed that torsion 50N.cm.
The cable connector 15 on cable is tightened, until reaching sealing state.
Cover dustproof cover 2.It is recommended that the torsion of tightening for tightening the lid screw 3 of dustproof cover 2 is 120N.cm
If it is necessary, sealing element is placed on dustproof cover 2 (including 10 in packaging).
5, replacing temperature-sensitive element (in case of unexpected tripping, should execute this maintenance operation, if local standard requires
, should periodically be safeguarded).
If there is a lock 50 on mechanical device, please cut off.
Push temperature-sensitive glass bar 10 to half cap body 22 from centre.
When pushing it, by its upward sliding and it is drawn off.(note: when temperature-sensitive glass bar 10 takes from supporting support 8
When out, equipment enters alarm condition)
It is handled in a reverse direction, replaces it with a new identical temperature-sensitive glass bar 10.
During this, it is careful not to damage silica gel bellows 27.
If it is necessary, putting sealing strip in the rectangular opening of supporting support 8.
Execute the performance test of electric switch.
The operation test of 5- electric switch (in case of unexpected tripping, should execute this maintenance operation, and replacing or tearing open
It carries out, and should periodically be safeguarded according to the requirement of local standard after opening temperature-sensitive element).
Unclamp the red push rod 38 for being attached to 1 side fixation hole 41 of plastic shell.
It is inserted into the red perforation 40 on dustproof cover 2 and is pushed completely into, then, which has to be in
Identical contact position just looks like that temperature-sensitive element has tripped equally.
Push rod 38 is removed, which must return to its original position and terminate alarm.
Push rod 38 is put back in its fixation hole 41.
Finally, it should be noted that these are only the preferred embodiment of the present invention, it is not intended to restrict the invention, although
Referring to embodiment, invention is explained in detail, for those skilled in the art, still can be to aforementioned
Technical solution documented by each embodiment is modified or equivalent replacement of some of the technical features, but it is all
Within the spirit and principles in the present invention, any modification, equivalent replacement, improvement and so on should be included in protection of the invention
Within the scope of.
Claims (10)
1. a kind of electric fire alarm, including shell, which is characterized in that the interior of the shell intracavitary be equipped with electrical touch and open
It closes, the electrical touch switch drives piston rod, and the piston rod passes through the shell, and the shell exterior corresponds to the piston
Bar is equipped with supporting support, and the supporting support corresponds to piston rod equipped with through-hole, and the supporting support is equipped with perpendicular to the piston
The temperature-sensitive glass bar of bar, the piston rod pass through the through-hole and withstand the temperature-sensitive glass bar.
2. a kind of electric fire alarm according to claim 1, which is characterized in that the supporting support is " Contraband " shape knot
Structure, including upper plate and lower plate, the upper plate are connected with the side of lower plate by riser, and collet, the upper plate is arranged in the lower plate
Equipped with ellipse hole, the corresponding collet is equipped with half cap body above the ellipse hole.
3. a kind of electric fire alarm according to claim 1, which is characterized in that the shell is worn the piston rod
Position setting rectangle fixing piece is crossed, it is rectangular that the through-hole, which is correspondingly arranged,.
4. a kind of electric fire alarm according to claim 3, which is characterized in that the rectangle fixing piece is far from described
The direction of shell is equipped with fixed lobe, and the fixed lobe includes external thread section and extension, and the extension is socketed ripple
Pipe, the supporting support are fixed on the shell by round nut.
5. a kind of electric fire alarm according to claim 1, which is characterized in that the electrical touch switch is far from institute
The side for stating temperature-sensitive glass bar is equipped with loop bar, and the loop bar is cased with horizontal spring, and the inner cavity is equipped with fixed frame, the horizontal bullet
Spring is connected to the fixed frame.
6. a kind of electric fire alarm according to claim 1, which is characterized in that described in the electrical touch switch is corresponding
Piston rod is equipped with mandril, and the moving member perpendicular to the mandril and piston rod, the shifting are equipped between the mandril and piston rod
Hinged rotating block in moving part, the mandril push the rotating block rotation, and the rotating block is withstood far from the side of the mandril
The piston rod is equipped with uprighting spring between the lower section of the moving member and the shell, the top of the moving member is by pushing away
Bar is pushed and is moved down, and the rotating block top corresponds to the mandril equipped with recess.
7. a kind of electric fire alarm according to claim 6, which is characterized in that the moving member be framework, described turn
Motion block is articulated with the framework by articulated shaft, and the framework upper and lower part is respectively equipped with top connecting rod and connects with lower part
Bar, the inner cavity of the shell are equipped with support frame, and the top connecting rod passes through the support through holes of support frame as described above, and the lower part connects
Extension bar is socketed the uprighting spring.
8. a kind of electric fire alarm according to claim 6, which is characterized in that the shell upper is additionally provided with dust-proof
Lid, the dustproof cover correspond to the push rod equipped with through hole.
9. a kind of electric fire alarm according to claim 8, which is characterized in that the dustproof cover is equipped with described in fixation and pushes away
The fixation hole of bar.
10. a kind of electric fire alarm according to claim 8, which is characterized in that the dustproof cover is equipped with and the electricity
The indicator light of gas touch switch connection.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810980596.4A CN109064700B (en) | 2018-08-27 | 2018-08-27 | Electrical fire alarm |
FR1904949A FR3085226B1 (en) | 2018-08-27 | 2019-05-13 | ELECTRIC FIRE ALARM |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810980596.4A CN109064700B (en) | 2018-08-27 | 2018-08-27 | Electrical fire alarm |
Publications (2)
Publication Number | Publication Date |
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CN109064700A true CN109064700A (en) | 2018-12-21 |
CN109064700B CN109064700B (en) | 2024-04-02 |
Family
ID=64757147
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201810980596.4A Active CN109064700B (en) | 2018-08-27 | 2018-08-27 | Electrical fire alarm |
Country Status (2)
Country | Link |
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CN (1) | CN109064700B (en) |
FR (1) | FR3085226B1 (en) |
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US20050168901A1 (en) * | 2004-01-29 | 2005-08-04 | Michael Dayoub | Power strip with smoke detection auto-shutoff |
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EP2843680A2 (en) * | 2013-08-07 | 2015-03-04 | Thermik Gerätebau GmbH | Temperature-dependent switch |
KR101783578B1 (en) * | 2016-12-27 | 2017-09-29 | 신동운 | Fire detector check device |
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-
2018
- 2018-08-27 CN CN201810980596.4A patent/CN109064700B/en active Active
-
2019
- 2019-05-13 FR FR1904949A patent/FR3085226B1/en active Active
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GB1094944A (en) * | 1966-09-29 | 1967-12-13 | Stevens Mfg Co Inc | Improvements in or relating to fire detecting thermal electric switches |
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US20050168901A1 (en) * | 2004-01-29 | 2005-08-04 | Michael Dayoub | Power strip with smoke detection auto-shutoff |
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CN102262963A (en) * | 2010-05-26 | 2011-11-30 | 洛克威尔自动控制股份有限公司 | Safety switch |
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麻建坐;魏书华;钟莉蓉;: "形状记忆合金控制的圆筒式磁流变液无级传动", 中国机械工程, no. 05, 10 March 2013 (2013-03-10) * |
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FR3085226A1 (en) | 2020-02-28 |
FR3085226B1 (en) | 2021-08-06 |
CN109064700B (en) | 2024-04-02 |
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