CN109300274B - Smoke alarm capable of self-protection - Google Patents
Smoke alarm capable of self-protection Download PDFInfo
- Publication number
- CN109300274B CN109300274B CN201811119925.2A CN201811119925A CN109300274B CN 109300274 B CN109300274 B CN 109300274B CN 201811119925 A CN201811119925 A CN 201811119925A CN 109300274 B CN109300274 B CN 109300274B
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- Prior art keywords
- seat
- fixedly connected
- blade
- horizontal
- cable
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- 239000000779 smoke Substances 0.000 title claims abstract description 25
- 230000001681 protective effect Effects 0.000 claims abstract description 14
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 6
- 230000000694 effects Effects 0.000 claims description 12
- 230000000149 penetrating effect Effects 0.000 claims description 7
- 239000003381 stabilizer Substances 0.000 claims description 5
- 210000001503 joint Anatomy 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 6
- 238000009413 insulation Methods 0.000 abstract 1
- 230000000712 assembly Effects 0.000 description 4
- 238000000429 assembly Methods 0.000 description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 3
- 235000017491 Bambusa tulda Nutrition 0.000 description 3
- 241001330002 Bambuseae Species 0.000 description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 3
- 239000011425 bamboo Substances 0.000 description 3
- 230000035945 sensitivity Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
Images
Classifications
-
- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/041—Allowing quick release of the apparatus
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M13/00—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
- F16M13/02—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
- F16M13/027—Ceiling supports
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Fire Alarms (AREA)
Abstract
The invention discloses a smoke alarm capable of self-protecting, which comprises an alarm body, wherein the top of the alarm body is fixedly connected with a mounting seat, a fixed seat is arranged above the mounting seat, the top of the fixed seat is fixedly connected with a ceiling, the mounting seat is detachably connected with the fixed seat, at least two protective blades are arranged around the alarm body, the upper parts of a plurality of protective blades are connected with the same blade opening and closing device, and the blade opening and closing devices are arranged in the mounting seat. Compared with the prior art, the fixing seat has the advantages that the structure is compact, the practicability is high, a user can simply and conveniently realize the installation, the fixation and the disassembly between the installation seat and the fixing seat by using the locking piece of the fixing seat and the horizontal clamping and connecting rod in a matched mode, the stabilizing effect is good, the disassembling efficiency is high, and the operation is simple and labor-saving; meanwhile, when a fire disaster occurs, the protection blades can be contracted and protected outside the alarm to form a protection wall, so that the device is subjected to certain heat insulation protection, and the device also has a self protection function.
Description
Technical Field
The invention relates to the technical field of alarm, in particular to a smoke alarm capable of self-protection.
Background
A fire refers to a catastrophic fire phenomenon that loses control over time or space, and among various disasters, a fire is one of the major disasters that most often and most commonly threaten public safety and social development. The smoke alarm, especially fire smoke alarm, smoke alarm or smoke sensor, is powered by bus, which may be connected to network and communication with fire alarm controller to constitute one alarm system with no sound in site and sound and light prompt in the host.
The defects of the prior art are as follows: at present, most of common smoke alarms are fixed on the wall surface or the surface of other supports through screws, the smoke alarms are difficult to remove when needing to be detached or replaced, and holes left by the screws can influence the attractiveness of the wall; the existing smoke alarm is arranged on the suspended ceiling of a building and is exposed outside more vertically, when an indoor fire disaster occurs, the smoke alarm can only be used as an alarm and cannot protect the smoke alarm, and when the indoor temperature is too high, the smoke alarm can be melted or burnt.
Disclosure of Invention
In order to solve the technical problems, the invention provides a smoke alarm capable of self-protection, which aims to solve the problems of improving the disassembly and assembly efficiency and the use convenience of a user, improving the self-protection capability of the alarm when encountering fire and not reducing the sensitivity of a smoke sensor.
The technical scheme adopted by the invention is as follows: a can be from smoke alarm of protection, the key lies in: the alarm comprises an alarm body, wherein the top of the alarm body is fixedly connected with a mounting seat, a fixed seat is arranged above the mounting seat, the top of the fixed seat is fixedly connected with a ceiling, the mounting seat is detachably connected with the fixed seat, at least two protective blades are arranged around the alarm body, the upper parts of the protective blades are connected with the same blade opening and closing device, the blade opening and closing device is arranged in the mounting seat, the bottom of an inner cavity of the mounting seat is provided with a sliding part base, a horizontal sliding part is arranged in the sliding part base, a fixed seat locking part is vertically connected to the sliding part base, horizontal clamping rods are oppositely arranged on two sides of the fixed seat locking part, and the two horizontal clamping rods are respectively and fixedly connected with the horizontal sliding part through stabilizing rods;
the blade device that opens and shuts includes a plurality of blade connecting seats, the blade connecting seat with protection blade one-to-one, the upper end of protection blade with correspond blade connecting seat fixed connection, the blade connecting seat with the mount pad is connected through the blade pivot, and is a plurality of be equipped with same cable drum between the blade connecting seat, cable drum is connected with cable drive arrangement, be equipped with at least one subassembly that circles round in the blade connecting seat, cable drum with circle round and go up around being equipped with same root cable on the subassembly.
The scheme has the advantages that the mounting seat and the fixing seat can be locked and connected with each other through the fixing seat locking piece, so that first heavy fixation is realized, then the horizontal clamping rod is clamped with the inner cavity wall of the fixing seat under the action of the horizontal sliding piece, second heavy fixation is realized, and quick fixed mounting and dismounting between the mounting seat and the fixing seat are stably realized; the opening and closing state of the protective blades can be adjusted through mutual matching of the stay cable, the stay cable cylinder and the rotary component, the self protective capability of the alarm is improved when the alarm meets fire, and the sensitivity of the smoke sensor is not reduced.
Preferably, the top of the mounting seat is provided with a mounting opening, the side wall of the fixed seat is provided with a clamping hole, the base of the sliding part is a rectangular cylinder, the side wall and the bottom plate of the rectangular cylinder are respectively and fixedly connected with the inner cavity wall of the mounting seat, the horizontal sliding part comprises horizontal push rods which are arranged just opposite to each other, the outer ends of the two horizontal push rods respectively penetrate out of the mounting seat, the inner ends of the two horizontal push rods respectively extend into the rectangular cylinder and are fixedly connected with horizontal slide blocks, a same reset spring is fixedly connected between the two horizontal slide blocks, a top plate of the rectangular cylinder is provided with a strip-shaped positioning hole, the lower end of the stabilizer bar passes through the strip-shaped positioning hole and is fixedly connected with the nearest horizontal slide block, and the upper end of the stabilizer bar penetrates out of the mounting opening and is fixedly connected with the inner end of the nearest horizontal clamping connecting rod, the outer end of the horizontal clamping rod can movably penetrate through the nearest clamping hole.
The effect of this scheme is that the user accessible promotes horizontal push rod, makes horizontal slider slide in a rectangular cylinder to drive horizontal joint pole and carry out the joint with the joint hole on the fixing base lateral wall, improve the stability of mount pad and fixing base installation.
Preferably, horizontal push rod is circular pipe, two same location slide bar is worn to be equipped with in the activity of circular pipe, the bar through-hole has been seted up on the circular pipe, the activity is equipped with the dead lever in the bar through-hole, the dead lever with the inner wall fixed connection of slider base, the both ends of location slide bar respectively with nearest dead lever fixed connection, horizontal slider with reset spring is the activity respectively is worn to establish on the location slide bar.
The effect of this scheme is that can further improve the stability when horizontal slider slides in the slider base.
Preferably, the fixing seat locking piece comprises a clamping seat and a rotating disk which are arranged vertically and oppositely, a horizontal clamping strip is connected onto the rotating disk, the rotating disk is fixedly connected with the sliding piece base through a connecting rod, the upper surface of the clamping seat is fixedly connected with the top of an inner cavity of the fixing seat, a positioning through groove is vertically formed in the lower surface of the clamping seat, and an annular clamping groove is horizontally formed in the groove wall of the positioning through groove.
The effect of this scheme is upwards got into the location and is led to the groove back and rotate certain angle when rotary disk and horizontal card strip, makes horizontal card strip joint in annular joint groove, realizes that the quick installation of mount pad and fixing base is fixed, when withdrawing from annular joint groove with horizontal card strip in proper order, rotary disk and horizontal card strip all withdraw from behind the location groove, realize that the mount pad breaks away from with the dismantlement of fixing base.
Preferably, the blade mounting seat is cylindrical, the plurality of rotary assemblies are arranged in the blade mounting seat in parallel, the blade rotating shaft sequentially and fixedly penetrates through the blade mounting seat and the plurality of rotary assemblies, the axial lines of the blade rotating shaft, the rotary assemblies and the blade mounting seat are overlapped, a cable hole corresponding to the rotary assembly is formed in the cylinder wall of the blade mounting seat, one end of the cable is fixedly connected with the rotary assemblies, and the other end of the cable penetrates through the corresponding cable hole and is fixedly connected with the cable cylinder.
The effect of this scheme is start cable drive arrangement, and the cable drives the subassembly that circles round and rotates to a plurality of protection blades are upwards opened along with the blade mount pad, close cable drive arrangement, and the subassembly that circles round then can the rotation operation, thereby a plurality of protection blades are closed downwards along with the blade mount pad.
Preferably, the rotation assembly comprises a vertically arranged rotating drum, a rotation chassis is vertically arranged in the rotating drum, the blade rotating shaft is fixedly arranged at the centers of the rotating drum and the rotation chassis in a penetrating manner, the rotating drum is divided into a cable placing area and a spring plate placing area by the rotation chassis, annular separating seats are respectively arranged on two side surfaces of the rotation chassis, a cable roll is placed in the cable placing area and is wound between the annular separating seats and the rotating drum, the inner end of the cable roll is fixedly connected with the annular separating seats, the free end of the cable roll sequentially penetrates through the rotating drum and corresponding cable holes and is fixedly connected with the cable roll, a spring plate roll is placed in the spring plate placing area, the spring plate is wound between the annular separating seats and the blade rotating shaft, and the inner end of the spring plate roll is fixedly connected with the blade rotating shaft, the outer end of the elastic sheet is fixedly connected with the annular separating seat.
The effect of this scheme is that pulling the chassis that circles round when the cable rotates to drive the rotary drum syntropy and rotate, the ammunition piece is rolled up and is compressed simultaneously, and when the pulling force of cable disappears, then because the power of circling round of ammunition piece book impels the chassis that circles round counter-rotation, thereby drives the rotary drum counter-rotation.
Preferably, the protection blade is four, four protection blade is petal column structure, and this four protection blade merge the back and just in time form alternate arc slot hole petal shape again through the butt joint of petal border.
The effect of this scheme is that both can carry out thermal-insulated protection to the alarm, does not influence smog again and gets into, does not influence smoke transducer's induction time.
Has the advantages that: compared with the prior art, the smoke alarm capable of self-protecting provided by the invention has the advantages that the structure is compact, the practicability is strong, a user can simply and conveniently realize the installation, fixation and disassembly between the installation seat and the fixed seat by using the locking piece of the fixed seat and the horizontal clamping rod in a matched manner, the stabilizing effect is good, the disassembly efficiency is high, and the operation is simple and labor-saving; when meetting the conflagration simultaneously, will protect the blade shrink and protect in the outside of alarm through cable drive arrangement, form one protective wall to carry out certain thermal-insulated protection to the device, carry out certain self protection, make device itself also have self protect function, improve the practicality.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the mounting seat 2 and the fixing seat 3 in fig. 1 separated from each other;
FIG. 3 is a schematic view of the result of FIG. 1 with the guard vanes 13 open;
FIG. 4 is an enlarged view of FIG. 1 at C;
FIG. 5 is a cross-sectional view taken along line B-B of FIG. 2;
FIG. 6 is a cross-sectional view A-A of FIG. 2;
FIG. 7 is a schematic view of the blade mount 4 of FIG. 1;
FIG. 8 is a cross-sectional view taken at C-C of FIG. 7;
fig. 9 is a bottom view of fig. 8.
Detailed Description
In order to make the technical solutions of the present invention better understood, the present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
Examples
As shown in fig. 1-9, a smoke alarm capable of self-protection comprises an alarm body 1, wherein the top of the alarm body 1 is fixedly connected with a mounting seat 2, a fixed seat 3 is arranged above the mounting seat 2, the top of the fixed seat 3 is fixedly connected with a ceiling, the mounting seat 2 is detachably connected with the fixed seat 3, four protection blades 13 are arranged around the alarm body 1, the four protection blades 13 are in petal-shaped structures, the four protection blades 13 are combined and then just butt-jointed through petal edges to form an interval arc-shaped slit hole petal shape, the upper parts of the four protection blades 13 are connected with the same blade opening and closing device, the blade opening and closing device is arranged in the mounting seat 2, the bottom of an inner cavity of the mounting seat 2 is provided with a sliding piece base 15, a horizontal sliding piece 18 is arranged in the sliding piece base 15, a fixed seat locking part 16 is vertically connected to the sliding part base 15, horizontal clamping rods 17 are arranged on two sides of the fixed seat locking part 16 in a right-to-right mode, and the two horizontal clamping rods 17 are fixedly connected with the horizontal sliding part 18 through stabilizing rods 19 respectively;
the blade device that opens and shuts includes a plurality of blade connecting seats 4, blade connecting seat 4 with protection blade 13 one-to-one, protection blade 13 the upper end with correspond 4 fixed connection of blade connecting seat, blade connecting seat 4 with mount pad 2 is connected through blade pivot 4b, and is a plurality of be equipped with same guy cable section of thick bamboo 5 between the blade connecting seat 4, guy cable section of thick bamboo 5 is connected with guy cable drive arrangement, be equipped with at least one subassembly 6 that circles round in the blade connecting seat 4, guy cable section of thick bamboo 5 with it is equipped with same root cable to circle round on the subassembly 6.
As can be seen from fig. 2, 3 and 4, the top of the mounting base 2 is provided with a mounting opening, the side wall of the fixing base 3 is provided with a clamping hole 14a, the slider base 15 is a rectangular tube, the side wall and the bottom plate of the rectangular tube are respectively fixedly connected with the inner cavity wall of the mounting base 2, the horizontal slider 18 comprises horizontal push rods 18a which are oppositely arranged, the outer ends of the two horizontal push rods 18a respectively penetrate through the mounting base 2, the inner ends of the two horizontal push rods 18a respectively extend into the rectangular tube and are fixedly connected with horizontal sliders 18b, the same return spring 18c is fixedly connected between the two horizontal sliders 18b, the top plate of the rectangular tube is provided with a strip-shaped positioning hole 18d, and the lower end of the stabilizing rod 19 is fixedly connected with the nearest horizontal slider 18b after penetrating through the strip-shaped positioning hole 18d, the upper end of the stabilizer bar 19 penetrates through the mounting opening to be fixedly connected with the inner end of the nearest horizontal clamping rod 17, and the outer end of the horizontal clamping rod 17 can movably penetrate through the nearest clamping hole 14 a;
the horizontal push rod 18a is a circular tube, a same positioning slide rod 18e is movably arranged in the two circular tubes in a penetrating mode, a strip-shaped through hole 18f is formed in each circular tube, a fixing rod 18g is movably arranged in each strip-shaped through hole 18f, the fixing rod 18g is fixedly connected with the inner wall of the sliding piece base 15, two ends of each positioning slide rod 18e are fixedly connected with the nearest fixing rod 18g respectively, and the horizontal slide block 18b and the reset spring 18c are movably arranged on the corresponding positioning slide rod 18e in a penetrating mode respectively;
as shown in fig. 2 and 5, the fixing seat locking member 16 includes a card seat 16a and a rotating disc 16b, which are disposed opposite to each other from top to bottom, the rotating disc 16b is connected with a horizontal clamping strip 16c, the rotating disc 16b is fixedly connected with the slider base 15 through a connecting rod 16f, an upper surface of the card seat 16a is fixedly connected with the top of the inner cavity of the fixing seat 3, a positioning through groove 16d is vertically formed in a lower surface of the card seat 16a, and an annular clamping groove 16e is horizontally formed in a groove wall of the positioning through groove 16 d;
as can be seen in fig. 7-9, the blade connecting seat 4 is cylindrical, the plurality of convolution components 6 are arranged in the blade connecting seat 4 in parallel, the blade rotating shaft 4b sequentially and fixedly penetrates through the blade connecting seat 4 and the plurality of convolution components 6, the axial leads of the blade rotating shaft 4b, the convolution components 6 and the blade connecting seat 4 are overlapped, the cylinder wall of the blade connecting seat 4 is provided with a guy cable hole 4a corresponding to the convolution component, one end of the guy cable is fixedly connected with the convolution component 6, and the other end of the guy cable penetrates through the corresponding guy cable hole 4a and then is fixedly connected with the guy cable cylinder 5;
the rotary component 6 comprises a vertically arranged rotary drum 6a, a rotary chassis 6b is vertically arranged in the rotary drum 6a, the blade rotary shaft 4b is fixedly arranged at the centers of the rotary drum 6a and the rotary chassis 6b in a penetrating manner, the rotary drum 6a is divided into a guy cable placing area and a spring plate placing area by the rotary chassis 6b, annular separating seats 6c are arranged on two side surfaces of the rotary chassis 6b, guy cable rolls are placed in the guy cable placing area, the guy cables are wound between the annular separating seats 6c and the rotary drum 6a, the inner ends of the guy cable rolls are fixedly connected with the annular separating seats 6c, the free ends of the guy cable rolls sequentially penetrate through the rotary drum 6a and the corresponding guy cable holes 4a and then are fixedly connected with the guy cable drum 5, a spring plate roll is arranged in the spring plate placing area, and the spring plate is wound between the annular separating seats 6c and the blade rotary shaft 4b, the inner end of the elastic sheet roll is fixedly connected with the blade rotating shaft 4b, and the outer end of the elastic sheet is fixedly connected with the annular separating seat 6 c.
When the smoke alarm fire-extinguishing device fails, a user only needs to push the horizontal push rod 18a to enable the horizontal sliding block 18b to slide in the sliding piece base 15, so that the outer end of the horizontal clamping rod 17 is driven to be separated from the clamping hole 14a in the side wall of the fixed seat, meanwhile, the mounting seat is rotated, the connecting rod 16f on the rotating disk 16b is led to withdraw from the annular clamping groove 16e, and the mounting seat 2 and the fixed seat 3 are quickly detached and separated; when alarm body 1 detected the environment unusual, start the blade device that opens and shuts, will protect the outside of blade 13 shrink and protection at alarm body 1, form the protective wall together, carry out certain thermal-insulated protection.
Finally, it should be noted that the above-mentioned description is only a preferred embodiment of the present invention, and those skilled in the art can make various similar representations without departing from the spirit and scope of the present invention.
Claims (3)
1. The utility model provides a can be from smoke alarm of protection which characterized in that: comprises an alarm body (1), the top of the alarm body (1) is fixedly connected with a mounting seat (2), a fixing seat (3) is arranged above the mounting seat (2), the top of the fixing seat (3) is fixedly connected with a ceiling, the mounting seat (2) is detachably connected with the fixing seat (3), at least two protective blades (13) are arranged around the alarm body (1), the upper parts of the protective blades (13) are connected with a same blade opening and closing device, the blade opening and closing device is arranged in the mounting seat (2), a sliding part base (15) is arranged at the bottom of an inner cavity of the mounting seat (2), a horizontal sliding part (18) is arranged in the sliding part base (15), a fixing seat locking part (16) is vertically connected on the sliding part base (15), and horizontal clamping connecting rods (17) are arranged on two sides of the fixing seat locking part (16), the two horizontal clamping rods (17) are respectively and fixedly connected with the horizontal sliding part (18) through a stabilizing rod (19);
the blade opening and closing device comprises a plurality of blade connecting seats (4), the blade connecting seats (4) correspond to the protective blades (13) one by one, the upper ends of the protective blades (13) are fixedly connected with the corresponding blade connecting seats (4), the blade connecting seats (4) are connected with the mounting seat (2) through blade rotating shafts (4b), the same guy cable cylinder (5) is arranged among the blade connecting seats (4), the guy cable cylinder (5) is connected with a guy cable driving device, at least one convolution assembly (6) is arranged in each blade connecting seat (4), and the same guy cable is wound on each guy cable cylinder (5) and the corresponding convolution assembly (6);
the top of the mounting seat (2) is provided with a mounting opening, the side wall of the fixed seat (3) is provided with a clamping hole (14a), the sliding piece base (15) is a rectangular cylinder, the side wall and the bottom plate of the rectangular cylinder are respectively and fixedly connected with the inner cavity wall of the mounting seat (2), the horizontal sliding piece (18) comprises horizontal push rods (18a) which are opposite to each other, the outer ends of the two horizontal push rods (18a) respectively penetrate out of the mounting seat (2), the inner ends of the two horizontal push rods (18a) respectively extend into the rectangular cylinder to be fixedly connected with horizontal sliding blocks (18b), a same reset spring (18c) is fixedly connected between the two horizontal sliding blocks (18b), the top plate of the rectangular cylinder is provided with a strip-shaped positioning hole (18d), and the lower end of the stabilizer bar (19) is fixedly connected with the nearest horizontal sliding block (18b) after penetrating through the strip-shaped positioning hole (18d), the upper end of the stabilizer bar (19) penetrates through the mounting opening to be fixedly connected with the inner end of the nearest horizontal clamping rod (17), and the outer end of the horizontal clamping rod (17) can movably penetrate through the nearest clamping hole (14 a);
the fixing seat locking piece (16) comprises a clamping seat (16a) and a rotating disc (16b) which are arranged oppositely up and down, a horizontal clamping strip (16c) is connected to the rotating disc (16b), the rotating disc (16b) is fixedly connected with the sliding piece base (15) through a connecting rod (16f), the upper surface of the clamping seat (16a) is fixedly connected with the top of an inner cavity of the fixing seat (3), a positioning through groove (16d) is vertically formed in the lower surface of the clamping seat (16a), and an annular clamping groove (16e) is horizontally formed in the groove wall of the positioning through groove (16 d);
the blade connecting seat (4) is cylindrical, the plurality of rotary components (6) are arranged in the blade connecting seat (4) in parallel, the blade rotating shaft (4b) sequentially and fixedly penetrates through the blade connecting seat (4) and the plurality of rotary components (6), the axial leads of the blade rotating shaft (4b), the rotary components (6) and the blade connecting seat (4) are superposed, a cable hole (4a) corresponding to the rotary component is formed in the wall of the blade connecting seat (4), one end of a cable is fixedly connected with the rotary components (6), and the other end of the cable penetrates through the corresponding cable hole (4a) and then is fixedly connected with the cable pulling barrel (5);
the backspin assembly (6) comprises a vertically arranged rotating drum (6a), a backspin chassis (6b) is vertically arranged in the rotating drum (6a), the blade rotating shaft (4b) is fixedly arranged at the centers of the rotating drum (6a) and the backspin chassis (6b) in a penetrating manner, the rotating drum (6a) is divided into a guy cable placing area and a spring plate placing area by the backspin chassis (6b), annular separating seats (6c) are arranged on two side surfaces of the backspin chassis (6b), guy cable rolls are placed in the guy cable placing area, guy cables are wound between the annular separating seats (6c) and the rotating drum (6a), the inner ends of the guy cable rolls are fixedly connected with the annular separating seats (6c), and the free ends of the guy cable rolls penetrate through the rotating drum (6a) and the corresponding guy cable holes (4a) in sequence and then are fixedly connected with the guy cable drum (5), the elastic sheet placing area is internally provided with an elastic sheet roll, the elastic sheet is wound between the annular separating seat (6c) and the blade rotating shaft (4b), the inner end of the elastic sheet roll is fixedly connected with the blade rotating shaft (4b), and the outer end of the elastic sheet is fixedly connected with the annular separating seat (6 c).
2. A self-shielding smoke alarm as claimed in claim 1 wherein: horizontal push rod (18a) is the circular pipe, two same location slide bar (18e) are worn to be equipped with in the activity of circular pipe, bar through-hole (18f) have been seted up on the circular pipe, the activity is equipped with dead lever (18g) in bar through-hole (18f), dead lever (18g) with the inner wall fixed connection of slider base (15), the both ends of location slide bar (18e) respectively with nearest dead lever (18g) fixed connection, horizontal slider (18b) with reset spring (18c) are worn to establish in the activity respectively on location slide bar (18 e).
3. A self-shielding smoke alarm according to claim 1 or 2, wherein: the four protective blades (13) are of petal-shaped structures, and the four protective blades (13) are just in butt joint through petal edges after being combined to form the petal shape of the spaced arc-shaped gap holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811119925.2A CN109300274B (en) | 2018-09-25 | 2018-09-25 | Smoke alarm capable of self-protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811119925.2A CN109300274B (en) | 2018-09-25 | 2018-09-25 | Smoke alarm capable of self-protection |
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| Publication Number | Publication Date |
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| CN109300274A CN109300274A (en) | 2019-02-01 |
| CN109300274B true CN109300274B (en) | 2021-11-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811119925.2A Active CN109300274B (en) | 2018-09-25 | 2018-09-25 | Smoke alarm capable of self-protection |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110702854A (en) * | 2019-09-19 | 2020-01-17 | 武汉慧联无限科技有限公司 | Smoke sensor |
| EP3961081A1 (en) * | 2020-08-31 | 2022-03-02 | Active Cues B.V. | Ceiling mount |
| CN112879780B (en) * | 2021-01-08 | 2022-08-23 | 深圳市镇泰自动化技术有限公司 | Self-generating wireless alarm device |
| CN118172880B (en) * | 2024-04-12 | 2024-08-23 | 成都市城市安全与应急管理研究院 | Fire safety automatic alarm device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2800866Y (en) * | 2005-04-21 | 2006-08-02 | 王安邦 | Automatic open/closing device for straight-rib type umbrella |
| CN207022304U (en) * | 2017-06-02 | 2018-02-16 | 林荣通 | A kind of smoke detector |
| CN107990105A (en) * | 2017-11-29 | 2018-05-04 | 河南靓之声电子科技有限公司 | A kind of intelligent video camera head being easily installed |
| CN108346255A (en) * | 2018-04-18 | 2018-07-31 | 芜湖岭上信息科技有限公司 | Smoke alarm unit for fire-fighting |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207458280U (en) * | 2017-11-08 | 2018-06-05 | 诺盾科技有限公司 | A kind of smoke alarm |
| CN107869679A (en) * | 2017-11-22 | 2018-04-03 | 江门市鲁班尼光电科技有限公司 | A kind of fixed seat easy for installation |
-
2018
- 2018-09-25 CN CN201811119925.2A patent/CN109300274B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2800866Y (en) * | 2005-04-21 | 2006-08-02 | 王安邦 | Automatic open/closing device for straight-rib type umbrella |
| CN207022304U (en) * | 2017-06-02 | 2018-02-16 | 林荣通 | A kind of smoke detector |
| CN107990105A (en) * | 2017-11-29 | 2018-05-04 | 河南靓之声电子科技有限公司 | A kind of intelligent video camera head being easily installed |
| CN108346255A (en) * | 2018-04-18 | 2018-07-31 | 芜湖岭上信息科技有限公司 | Smoke alarm unit for fire-fighting |
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| CN109300274A (en) | 2019-02-01 |
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Application publication date: 20190201 Assignee: Zhoushan Shangyang Wulian Technology Co.,Ltd. Assignor: JIANGSU WEINENG ELECTRONIC TECHNOLOGY Co.,Ltd. Contract record no.: X2021330000805 Denomination of invention: Self protective smoke alarm Granted publication date: 20211105 License type: Common License Record date: 20211215 |
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