CN109826552A - A kind of friction barrier formula rolling screen door anti-fall device - Google Patents
A kind of friction barrier formula rolling screen door anti-fall device Download PDFInfo
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- CN109826552A CN109826552A CN201910153671.4A CN201910153671A CN109826552A CN 109826552 A CN109826552 A CN 109826552A CN 201910153671 A CN201910153671 A CN 201910153671A CN 109826552 A CN109826552 A CN 109826552A
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- electromagnet
- door curtain
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- pair
- door
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Abstract
The invention discloses a kind of friction barrier formula rolling screen door anti-fall device, it is mainly used for preventing rolling screen door tenesmus from hurting sb.'s feelings use, its structure is simple, can prevent rolling screen door from dropping under various states, protection safety is reliable；It is made of a pair of of stop device and trigger device；Its working principle is that: when the door curtain of rolling screen door rises and stops, the electromagnet A and electromagnet B of a pair of of stop device are powered off simultaneously, spring A and spring B rebound elongation, and the left and right end of link in rhomb form is driven to extend, a pair of of baffle plate prevents door curtain from dropping suddenly respectively against the inner surface of the side wall of door curtain sliding sleeve；When the decline of the door curtain of rolling screen door, if door curtain drops suddenly for some reason, trigger device triggers electromagnetic switch movement, cuts off the power supply of the electromagnet A and electromagnet B of a pair of of stop device, two baffle plates in left and right prevent door curtain from dropping respectively against the inner surface of the side wall of door curtain sliding sleeve.
Description
Technical field
Present invention is mainly used for prevent rolling screen door tenesmus from hurting sb.'s feelings use.
Background technique
At present applied or in the rolling screen door anti-fall device used, structure is all more complicated, maintenance and repair cost
It is high.
Summary of the invention
The present invention solves the above problem, its structure is simple, can prevent rolling screen door from dropping under various states, protection peace
It is complete reliable；It is made of a pair of of stop device (1) and trigger device (8)；The shell (2) of a pair of of stop device (1) respectively with volume
The right and left of the nethermost loose-leaf (16) of the door curtain (15) of curtain door is fixed；The backstop on the right of nethermost loose-leaf (16) fills
(1) is set by shell (2), electromagnet A(3), electromagnet B(4), spring A(5), spring B (6), baffle plate (7), link in rhomb form (25)
Composition, spring A(5) upper end and the upper inside wall of shell (2) fix, spring A(5) lower end and electromagnet A(3) upper end consolidate
Fixed, electromagnet A(3) lower end and the top hinge joint of link in rhomb form (25) fix, the lower hinge point of link in rhomb form (25) and
Electromagnet B(4) upper end fix, electromagnet B(4) lower end and the upper end of spring B (6) fix, the lower end of spring B (6) and outer
The lower inner wall of shell (2) is fixed, the symmetrical diamond shape that link in rhomb form (25) is made of four connecting rods, the company of bar and bar
It is hinged for connecing, and the left side hinge joint and the right hinge joint of link in rhomb form (25) are fixed with two pieces of left and right baffle plate (7) respectively, left
The lateral surface of right two pieces of baffle plates (7) is respectively facing the inner surface of the side wall (18) of door curtain sliding sleeve (17), the outside of baffle plate (7)
There is rubbing surface in face, and the rubbing surface has antiskid function, each structure of the stop device (1) on the left side of nethermost loose-leaf (16)
Each component of part and the stop device (1) on the right is just the same, the electric power loop (24) of the electromagnet of a pair of of stop device (1)
Upper one electromagnetic switch (19) of each installation, electromagnetic switch (19) are made of movable electro-magnet (20), fixed electromagnet (21), the left side
Electric power loop (24) and the center of movable electro-magnet (20) fix, right end is fixed electrode A (22), the electric power loop on the right
(24) center with fixed electromagnet (21) is fixed, and left end is fixed electrode B (23), movable electro-magnet (20) and fixed electromagnet
(21) electric power loop is connect with the outlet of the stator coil (14) of the semicircle stator (9) of trigger device (8), movable electro-magnet
(20) when and the small Mr. Yu of the electric current of fixed electromagnet (21) is worth, repulsive force is only generated between each other, but do not generate separate mobile, it is living
When the big Mr. Yu of the electric current of dynamic electromagnet (20) and fixed electromagnet (21) is worth, repels between each other and be separated from each other；Trigger device
(8) it is made of semicircle stator (9), rotor (10), armature spindle (12), stator casing (13), rotor (10) has multiple uniform points
Stator casing (13) the front and back medial surface of the permanent magnet (11) of cloth, semicircle stator (9) is fixed with stator coil (14), rotor
(10) left side is exposed to except stator casing (13), and the wheel rim of rotor (10) has rubbing surface, the left end wheel rim of rotor (10)
The inner surface of the bottom plate of left side door curtain sliding sleeve (17) is resisted, stator casing (13) and loose-leaf (16) are fixed；Its working principle is that: when
When the door curtain (15) of rolling screen door rises and stops under the drive of its driving device, the electromagnet A(3 of a pair of of stop device (1))
Powered off simultaneously with electromagnet B(4), electromagnet A(3) and electromagnet B(4) lose repulsive force, spring A(5) and spring B (6) time
Bullet elongation, and the upper and lower side of link in rhomb form (25) is driven to shorten, left and right end elongation, a pair of of baffle plate (7) slides respectively against door curtain
The inner surface of the side wall (18) of (17) is covered, at this time regardless of the sprocket wheel of the driving device of door curtain (15) breaks off relations, fracture or other are different
Reason condition, a pair of of stop device (1) can prevent door curtain (15) drop, when rolling screen door door curtain (15) its driving device band
When dynamic lower decline, the electromagnet A(3 of a pair of of stop device (1)) and electromagnet B(4) be powered simultaneously, magnet A (3) and electromagnet B
(4) mutually exclusive, and the upper and lower side of link in rhomb form (25) is driven to extend, left and right end is shortened, and a pair of of baffle plate (7) is respectively away from door
Side wall (18) inner surface of curtain sliding sleeve (17), door curtain (15) by normal speed glide, while the rotor (10) of trigger device (8) with
The downslide of door curtain (15) rotated by normal speed, it is semicircle fixed that multiple equally distributed permanent magnets (11) of rotor (10) are inswept
The stator coil (14) of sub (9), generated induced current is smaller, the movable electro-magnet (20) of electromagnetic switch (19) and fixation
Electromagnet (21) only generates repulsive force under the action of this small induced current, but does not separate between each other, electrode A (22) and
Electrode B (23) is kept in contact state, if the abnormal conditions such as break off relations, be broken, door occur for the sprocket wheel of the driving device of door curtain (15)
Curtain (15) will drop suddenly, and the rotor (10) with driven triggering device (8) accelerates suddenly, and generated induced current increases suddenly
Greatly, this induced current increased increases between the movable electro-magnet (20) of electromagnetic switch (19) and fixed electromagnet (21)
Repulsive force, movable electro-magnet (20) are separated from each other with fixed electromagnet (21) and electrode A (22) are driven to separate with electrode B (23),
Disconnect the electromagnet A(3 of a pair of of stop device (1)) and electromagnet B(4) power supply, electromagnet A(3) and electromagnet B(4)
Lose repulsive force, spring A(5) and spring B (6) rebound elongation, and the upper and lower side of link in rhomb form (25) is driven to shorten, left and right end
Elongation, a pair of of baffle plate (7) prevent door curtain (15) from dropping respectively against the inner surface of the side wall (18) of door curtain sliding sleeve (17).
Detailed description of the invention
1- stop device, 2- shell, 3- electromagnet A, 4- electromagnet B, 5- spring A, 6- spring B, 7- baffle plate, 8- triggering
Device, 9- semicircle stator, 10- rotor, 11- permanent magnet, 12- armature spindle, 13- stator casing, 14- stator coil, 15-
Curtain, 16- loose-leaf, 17- door curtain sliding sleeve, 18- side wall, 19- electromagnetic switch, 20- movable electro-magnet, 21- fixed electromagnet, 22- electricity
Pole A, 23- electrode B, 24- electric power loop, 25- link in rhomb form.
Fig. 1 is elevational schematic view of the invention.
Fig. 2 is the horizontal profile drawing of stop device.
Fig. 3 is the A-A sectional view of stop device.
Fig. 4 is the elevation of trigger device.
Fig. 5 is that trigger device decomposes drawing.
Fig. 6 is the B-B sectional view of trigger device.
Fig. 7 is the section drawing of electromagnetic switch.
Specific embodiment
Referring to Fig. 1 to Fig. 7, when the door curtain 15 of rolling screen door rises and stops under the drive of its driving device, Yi Duizhi
The electromagnet A3 and electromagnet B4 of blocking means 1 are powered off simultaneously, and electromagnet A3 and electromagnet B4 lose repulsive force, spring A5 and bullet
Spring B6 rebound elongation, and drives the upper and lower side of link in rhomb form 25 to shorten, and left and right end extends, and a pair of of baffle plate 7 is respectively against door curtain
The inner surface of the side wall 18 of sliding sleeve 17, at this time regardless of the sprocket wheel unhook of the driving device of door curtain 15, fracture or other abnormal feelings
Condition, a pair of of stop device 1 can prevent door curtain 15 from dropping, when the door curtain 15 of rolling screen door declines under the drive of its driving device
When, the electromagnet A3 and electromagnet B4 of a pair of of stop device 1 are powered simultaneously, and magnet A 3 and electromagnet B4 are mutually exclusive, and drive
The upper and lower side of link in rhomb form 25 extends, and left and right end is shortened, and a pair of of baffle plate 7 is respectively away from table in the side wall 18 of door curtain sliding sleeve 17
Face, door curtain 15 by normal speed glide, while the rotor 10 of trigger device 8 with door curtain 15 downslide by normal speed rotation,
The stator coil 14 of multiple equally distributed inswept semicircle stators 9 of permanent magnet 11 of rotor 10, generated induced current ratio
Smaller, the movable electro-magnet 20 and fixed electromagnet 21 of electromagnetic switch 19 only generate repulsion under the action of this small induced current
Power, but do not separate between each other, electrode A 22 and electrode B 23 are kept in contact state, if the sprocket wheel of the driving device of door curtain 15
Abnormal conditions, the door curtains 15 such as unhook, fracture, which will occur, to drop suddenly, and the rotor 10 with driven triggering device 8 accelerates suddenly, is produced
Raw induced current increases suddenly, this induced current increased increases the movable electro-magnet 20 and fixed electricity of electromagnetic switch 19
Repulsive force between magnet 21, movable electro-magnet 20 are separated from each other with fixed electromagnet 21 and electrode A 22 are driven to divide with electrode B 23
From the power supply of the electromagnet A3 and electromagnet B4 of a pair of of stop device 1 of disconnection, electromagnet A3 and electromagnet B4 lose row
Repulsion, spring A5 and the rebound elongation of spring B 6, and the upper and lower side of link in rhomb form 25 is driven to shorten, the elongation of left and right end, a pair of of backstop
Plate 7 prevents door curtain 15 from dropping respectively against the inner surface of the side wall 18 of door curtain sliding sleeve 17.
Claims (1)
1. a kind of friction barrier formula rolling screen door anti-fall device, it is characterized in that: it is by a pair of of stop device (1) and trigger device (8)
Composition；The shell (2) of a pair of of stop device (1) left and right two with the nethermost loose-leaf (16) of the door curtain of rolling screen door (15) respectively
While fixing；The stop device (1) on the right of nethermost loose-leaf (16) is by shell (2), electromagnet A(3), electromagnet B(4), bullet
Spring A(5), spring B (6), baffle plate (7), link in rhomb form (25) composition, spring A(5) upper end and shell (2) upper inside wall
Fixed, spring A(5) lower end and the upper end of electromagnet A(3) fix, electromagnet A(3) lower end and link in rhomb form (25) it is upper
Portion's hinge joint is fixed, and the lower hinge point of link in rhomb form (25) and the upper end of electromagnet B(4) are fixed, electromagnet B(4) lower end
It is fixed with the upper end of spring B (6), the lower end of spring B (6) and the lower inner wall of shell (2) are fixed, and link in rhomb form (25) is by four
The symmetrical diamond shape of root connecting rod composition, the connection of bar and bar be it is hinged, the left side hinge joint of link in rhomb form (25) and
The right hinge joint is fixed with two pieces of left and right baffle plate (7) respectively, and it is sliding that the lateral surface of the two pieces of baffle plates (7) in left and right is respectively facing door curtain
The inner surface of the side wall (18) of (17) is covered, the lateral surface of baffle plate (7) has rubbing surface, and the rubbing surface has antiskid function, most
Each component of the stop device (1) of each component and the right of the stop device (1) on the left side of following loose-leaf (16) is complete
Equally, one electromagnetic switch (19) of each installation, electromagnetic switch on the electric power loop (24) of the electromagnet of a pair of of stop device (1)
(19) it is made of movable electro-magnet (20), fixed electromagnet (21), electric power loop (24) and movable electro-magnet (20) on the left side
Center is fixed, and right end is fixed electrode A (22), and the electric power loop (24) on the right and the center of fixed electromagnet (21) are fixed,
Left end is fixed electrode B (23), the semicircle of the electric power loop and trigger device (8) of movable electro-magnet (20) and fixed electromagnet (21)
The outlet of the stator coil (14) of shape stator (9) connects, the small Mr. Yu of electric current of movable electro-magnet (20) and fixed electromagnet (21)
When value, repulsive force is only generated between each other, but do not generate separate mobile, the electricity of movable electro-magnet (20) and fixed electromagnet (21)
When flowing big Mr. Yu's value, repels between each other and be separated from each other；Trigger device (8) is by semicircle stator (9), rotor (10), rotor
Axis (12), stator casing (13) composition, rotor (10) have multiple equally distributed permanent magnets (11), and semicircle stator (9) determine
Medial surface is fixed with stator coil (14) before and after subshell (13), the left side of rotor (10) be exposed to stator casing (13) it
Outside, the wheel rim of rotor (10) has rubbing surface, and the left end wheel rim of rotor (10) resists the interior table of the bottom plate of left side door curtain sliding sleeve (17)
Face, stator casing (13) and loose-leaf (16) are fixed；Its working principle is that: when rolling screen door door curtain (15) its driving device band
When rising and stop under dynamic, the electromagnet A(3 of a pair of of stop device (1)) and electromagnet B(4) power off simultaneously, electromagnet A(3) and
Electromagnet B(4) lose repulsive force, spring A(5) and spring B (6) rebound elongation, and drive the upper and lower side of link in rhomb form (25)
Shorten, left and right end elongation, a pair of of baffle plate (7) respectively against the side wall (18) of door curtain sliding sleeve (17) inner surface, at this time regardless of
The sprocket wheel of the driving device of door curtain (15) breaks off relations, fracture or other abnormal conditions, a pair of of stop device (1) can prevent door curtain
(15) it drops, when the door curtain (15) of rolling screen door declines under the drive of its driving device, the electromagnet of a pair of of stop device (1)
A(3) and electromagnet B(4) be powered simultaneously, magnet A (3) and electromagnet B(4) it is mutually exclusive, and drive the upper of link in rhomb form (25)
Lower end elongation, left and right end are shortened, side wall (18) inner surface of a pair of of baffle plate (7) respectively away from door curtain sliding sleeve (17), door curtain
(15) by normal speed glide, while the rotor (10) of trigger device (8) with door curtain (15) downslide by normal speed rotation,
The stator coil (14) of multiple equally distributed inswept semicircle stators (9) of permanent magnets (11) of rotor (10), generated sense
Answer electric current smaller, the movable electro-magnet (20) and fixed electromagnet (21) of electromagnetic switch (19) are in this small faradic work
It with lower generation repulsive force, but does not separate between each other, electrode A (22) and electrode B (23) are kept in contact state, if door curtain
(15) abnormal conditions, the door curtains (15) such as unhook, fracture, which will occur, for the sprocket wheel of driving device to drop suddenly, and with driven triggering device
(8) rotor (10) accelerates suddenly, and generated induced current increases suddenly, this induced current increased increases electromagnetism and opens
Close the repulsive force between the movable electro-magnet (20) and fixed electromagnet (21) of (19), movable electro-magnet (20) and fixed electromagnet
(21) it is separated from each other and electrode A (22) is driven to separate with electrode B (23), disconnects the electromagnet A(3 of a pair of of stop device (1)) and
Electromagnet B(4) power supply, electromagnet A(3) and electromagnet B(4) lose repulsive force, spring A(5) and spring B (6) return
Bullet elongation, and the upper and lower side of link in rhomb form (25) is driven to shorten, left and right end elongation, a pair of of baffle plate (7) slides respectively against door curtain
The inner surface of the side wall (18) of (17) is covered, door curtain (15) is prevented to drop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910153671.4A CN109826552B (en) | 2019-03-01 | 2019-03-01 | Friction blocking type anti-falling device for roller shutter door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910153671.4A CN109826552B (en) | 2019-03-01 | 2019-03-01 | Friction blocking type anti-falling device for roller shutter door |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109826552A true CN109826552A (en) | 2019-05-31 |
| CN109826552B CN109826552B (en) | 2020-06-05 |
Family
ID=66864933
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910153671.4A Active CN109826552B (en) | 2019-03-01 | 2019-03-01 | Friction blocking type anti-falling device for roller shutter door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109826552B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110723616A (en) * | 2019-09-20 | 2020-01-24 | 日立楼宇技术（广州）有限公司 | Method and device for detecting foreign matter clamped by elevator door and computer equipment |
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| CN203531709U (en) * | 2013-11-05 | 2014-04-09 | 王恒 | Electromagnetic roller shutter door |
| CN106429763A (en) * | 2016-12-14 | 2017-02-22 | 青岛蓝天创先科技服务有限公司 | Safety lock for preventing elevator car from clamping people |
| JP6140502B2 (en) * | 2013-03-28 | 2017-05-31 | 文化シヤッター株式会社 | Switchgear |
| CN107117515A (en) * | 2017-04-01 | 2017-09-01 | 嘉兴学院 | A kind of elevator stall proof auxiliary brake |
| CN108429399A (en) * | 2017-02-15 | 2018-08-21 | 裘根富 | A kind of relay generator |
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2019
- 2019-03-01 CN CN201910153671.4A patent/CN109826552B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101737425A (en) * | 2010-01-21 | 2010-06-16 | 山东科技大学 | Monostable radial magnetic bearing with low power consumption and zero gravity action |
| JP6140502B2 (en) * | 2013-03-28 | 2017-05-31 | 文化シヤッター株式会社 | Switchgear |
| CN203531709U (en) * | 2013-11-05 | 2014-04-09 | 王恒 | Electromagnetic roller shutter door |
| CN106429763A (en) * | 2016-12-14 | 2017-02-22 | 青岛蓝天创先科技服务有限公司 | Safety lock for preventing elevator car from clamping people |
| CN108429399A (en) * | 2017-02-15 | 2018-08-21 | 裘根富 | A kind of relay generator |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110723616A (en) * | 2019-09-20 | 2020-01-24 | 日立楼宇技术（广州）有限公司 | Method and device for detecting foreign matter clamped by elevator door and computer equipment |
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| Publication number | Publication date |
|---|---|
| CN109826552B (en) | 2020-06-05 |
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Effective date of registration: 20220419 Address after: Room 2, south side of xujiacun Road, penglang, Kunshan Development Zone, Suzhou, Jiangsu 215300 Patentee after: KUNSHAN CITY NEW HENGBANG DOORS Co.,Ltd. Address before: 448000 69 Jingmen Road, Dugao District, Jingmen high tech Zone, Jingmen, Hubei Patentee before: HUBEI SIZE NEW ENERGY TECHNOLOGY Co.,Ltd. |
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