CN113488707A

CN113488707A - Battery automatic switching device for evacuation emergency lighting lamp

Info

Publication number: CN113488707A
Application number: CN202110571540.5A
Authority: CN
Inventors: 刘君
Original assignee: Dongguan Haomo Technology Co ltd
Current assignee: Dongguan Haomo Technology Co ltd
Priority date: 2021-05-25
Filing date: 2021-05-25
Publication date: 2021-10-08

Abstract

The invention relates to the technical field of emergency security and protection, and discloses an automatic battery conversion device for an evacuation emergency lighting lamp, which comprises a shell, wherein the inner side of the shell is movably connected with a buckle mechanism, the inner side of the shell is fixedly connected with a motor, the inner side of the shell is movably connected with a conversion mechanism, and the inner side of the shell is fixedly connected with an external power supply; through the relative change of position in the shifter, can be in battery contact failure, can not supply power, perhaps when battery power is not enough, in time change new battery, and then guarantee that sparse emergency lighting can the light keep higher luminance and warning sound always for sparse emergency lighting continues to work.

Description

Battery automatic switching device for evacuation emergency lighting lamp

Technical Field

The invention relates to the technical field of emergency security, in particular to an automatic battery conversion device for an evacuation emergency lighting lamp.

Background

The emergency evacuation lighting lamp is a lamp capable of effectively lighting and displaying evacuation channels or continuously lighting without interruption when a normal lighting power supply fails.

When a power supply is suddenly interrupted due to an emergency or a circuit failure, it must immediately provide reliable illumination, simultaneously sends out warning sound to guide the evacuation direction of people and the position of an emergency exit so as to ensure that people staying in the dark evacuate smoothly, when the emergency evacuation lighting lamp is converted into the internal battery for power supply, the emergency evacuation lighting lamp is accidentally impacted by other objects, or other unexpected conditions, the battery and the power supply interface in the lamp bead are loosened, so that the light emitted by the lamp bead is darker, the alarm sound is smaller, the function of prompting and guiding people to evacuate safely can not be well played, meanwhile, the illuminating lamp is required to keep higher brightness and the warning sound is loud all the time during the evacuation of people, and then the power supply battery probably has the condition that the electric quantity is not enough, needs to carry out the change of battery for evacuation emergency lighting lamp continues to work.

Therefore, in response to these problems, there is a need for an automatic battery converter for emergency evacuation lights.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the automatic battery conversion device for the evacuation emergency lighting lamp, which has the advantages of automatically and quickly replacing a power supply battery, ensuring that the evacuation emergency lighting lamp can keep higher brightness for a long time and can generate loud warning sound, and solving the problems that the evacuation emergency lighting lamp is changed into battery power supply due to an accident condition, and meanwhile, the brightness of the evacuation emergency lighting lamp is weakened and the generated warning sound is reduced due to the reduction of the electric quantity of the battery after the battery is used for a period of time.

(II) technical scheme

In order to realize the purposes of automatically and quickly replacing the power supply battery and ensuring that the evacuation emergency illuminating lamp can keep higher brightness for a long time and can make loud warning sound, the invention provides the following technical scheme: the utility model provides an automatic conversion equipment of battery for evacuation emergency lighting lamp, includes the shell, the inboard swing joint of shell has buckle mechanism, the inboard fixedly connected with motor of shell, and the inboard swing joint of shell has the shifter, the inboard fixedly connected with external power source of shell.

Preferably, buckle mechanism includes pivot one, gear wheel, pinion, card strip, dysmorphism pole, card pole, and the inboard swing joint of shell has pivot one, and the outside of pivot one is fixed to cup joint the gear wheel, and the outside meshing of gear wheel has the pinion, and the outside swing joint of pinion has the card strip, and the outside fixedly connected with dysmorphism pole of card strip, the inboard swing joint of shell has the card pole.

Preferably, pivot one and motor swing joint, the outside of card strip is provided with tooth, tooth and pinion engagement, the spout has been seted up on the surface of card strip, the inboard fixedly connected with fixed block of shell, fixed block sliding connection is in the inboard of spout, card strip swing joint is in the inboard of shell, the outside swing joint of dysmorphism pole has spring one, the inside at the shell of one end fixed connection that dysmorphism pole was kept away from to spring one, dysmorphism pole swing joint is in the inboard of shell, the outside fixedly connected with spring two of kelly, the one end fixedly connected with electro-magnet of kelly is kept away from to spring two, electro-magnet fixed connection is in the inboard of shell, the inside fixedly connected with iron plate of kelly, the specification phase-match of iron plate and electro-magnet, the specification phase-match and the position of kelly and gear wheel are corresponding.

Preferably, buckle mechanism's inside swing joint has spacing subassembly, and spacing subassembly includes casing, baffle, even board, spring three, and the inside fixedly connected with casing of dysmorphism pole, the inboard swing joint of casing has even board, even one end fixedly connected with baffle of board, even the other end fixedly connected with spring three of board, and spring three keeps away from even one end fixed connection of board in the inside of casing, the inboard fixedly connected with feeler lever of casing, the feeler lever with even specification phase-match of board, the specification phase-match and the position of baffle and shell are corresponding.

Preferably, the shifter includes pivot two, carousel, stock, quarter butt, battery interface, and the inboard swing joint of shell has pivot two, and the fixed carousel that has cup jointed in the outside of pivot two, the outside swing joint of carousel has the stock, and the outside swing joint of carousel has the quarter butt, and the one end swing joint that the carousel was kept away from to the stock has the battery interface.

Preferably, the outer side of the second rotating shaft is also movably connected with a motor, the battery interface is matched with the specification of the clamping strip and corresponds to the position of the clamping strip, one end, far away from the turntable, of the short rod is also movably connected to the outer side of the battery interface, the battery interface is distributed in the outer side of the turntable at three equal angles, the motor is electrically connected with an external power supply, the inner side of the shell is provided with a first contact, and the first contact is matched with the specification of the battery interface and corresponds to the position of the battery interface.

Preferably, the inside swing joint of battery interface has a determine module, determine module includes contact block, the connecting rod, the touch panel, spring four, the inside swing joint of battery interface has contact block, the outside fixedly connected with connecting rod of contact block, the one end fixedly connected with touch panel of contact block is kept away from to the connecting rod, the outside fixedly connected with spring four of touch panel, the one end fixed connection that the touch panel was kept away from to spring four is in the inside of battery interface, the inboard of battery interface is provided with contact two, the specification phase-match of contact two and touch panel, the inside fixedly connected with pin of card strip, the specification phase-match and the position of pin and contact block are corresponding.

Preferably, the battery iron is electrically connected with an external power supply, the touch rod, the first contact and the second contact are electrically connected with the control center, the clamping strip and the battery interface are connected with each other under the action of the contact block and the stop lever, and when the clamping strip is normally connected with the battery interface, the battery can supply power for the illuminating lamp.

(III) advantageous effects

Compared with the prior art, the invention provides an automatic battery conversion device for an evacuation emergency lighting lamp, which has the following beneficial effects:

1. this sparse emergency lighting is with battery automatic switching device makes the position of being connected with the battery can reciprocating motion through the gear drive in the buckle mechanism, and then can not cause the influence to the change of battery interface, can normally be connected with new battery interface simultaneously, for sparse emergency lighting supplies power, guides the sparse direction of people's stream and the position of emergency exit.

2. This sparse emergency lighting is with battery automatic switching device through the relative change of position in the shifter, can be in battery contact failure, can not supply power, perhaps when the battery electric quantity is not enough, in time change new battery, and then guarantee sparse emergency lighting can the light keep higher luminance and warning sound always for sparse emergency lighting continues to work.

Drawings

FIG. 1 is a schematic partial cross-sectional view of the present invention;

FIG. 2 is an enlarged view taken at A in FIG. 1 according to the present invention;

FIG. 3 is a schematic view of a portion of the structure of FIG. 1 in accordance with the present invention;

FIG. 4 is an enlarged view of the position B in FIG. 3 according to the present invention.

In the figure: 1. a housing; 2. a buckle mechanism; 21. a first rotating shaft; 22. a bull gear; 23. a pinion gear; 24. clamping the strip; 25. a profiled bar; 26. a clamping rod; 3. a motor; 4. a switching mechanism; 41. a second rotating shaft; 42. a turntable; 43. a long rod; 44. a short bar; 45. a battery interface; 5. an external power supply; 6. a limiting component; 61. a housing; 62. a baffle plate; 63. connecting plates; 7. a detection component; 71. a contact block; 72. a connecting rod; 73. a touch panel.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The first embodiment is as follows:

referring to fig. 1-2, an automatic battery conversion device for an evacuation emergency lighting lamp comprises a housing 1, wherein the inner side of the housing 1 is movably connected with a buckle mechanism 2, the buckle mechanism 2 comprises a first rotating shaft 21, a large gear 22, a small gear 23, a clamping strip 24, a special-shaped rod 25 and a clamping rod 26, the inner side of the housing 1 is movably connected with the first rotating shaft 21, the large gear 22 is fixedly sleeved on the outer side of the first rotating shaft 21, the small gear 23 is meshed with the outer part of the large gear 22, the clamping strip 24 is movably connected with the outer part of the small gear 23, the special-shaped rod 25 is fixedly connected with the outer side of the clamping strip 24, and the clamping rod 26 is movably connected with the inner side of the housing 1; a

pivot

21 and 3 swing joint of motor, the outside of card strip 24 is provided with tooth, tooth and the meshing of pinion 23, the spout has been seted up on the surface of card strip 24, the inboard fixedly connected with fixed block of shell 1, fixed block sliding connection is in the inboard of spout, card strip 24 swing joint is in the inboard of shell 1, the outside swing joint of dysmorphism pole 25 has spring one, the one end fixed connection that dysmorphism pole 25 was kept away from to spring one is in the inside of shell 1.

The special-shaped rod 25 is movably connected to the inner side of the shell 1, the outer part of the clamping rod 26 is fixedly connected with a second spring, one end, far away from the clamping rod 26, of the second spring is fixedly connected with an electromagnet, the electromagnet is fixedly connected to the inner side of the shell 1, an iron block is fixedly connected to the inner part of the clamping rod 26, the specification of the iron block is matched with that of the electromagnet, and the specification of the clamping rod 26 is matched with that of the large gear 22 and the position of the clamping rod is corresponding to that of the large gear; the inside of the buckle mechanism 2 is movably connected with a limiting assembly 6, the limiting assembly 6 comprises a shell 61, a baffle plate 62, a connecting plate 63 and a spring III, the inside of the special-shaped rod 25 is fixedly connected with the shell 61, the inner side of the shell 61 is movably connected with the connecting plate 63, one end of the connecting plate 63 is fixedly connected with the baffle plate 62, the other end of the connecting plate 63 is fixedly connected with the spring III, one end, far away from the connecting plate 63, of the spring III is fixedly connected inside the shell 61, the inner side of the shell 61 is fixedly connected with a contact rod, the specifications of the contact rod and the connecting plate 63 are matched, and the baffle plate 62 is matched with the specification of the shell 1 and corresponds to the position of the shell; the inner side of the shell 1 is fixedly connected with a motor 3, the inner side of the shell 1 is movably connected with a switching mechanism 4 with position switching function, and the inner side of the shell 1 is fixedly connected with an external power supply 5.

Example two:

referring to fig. 1, 3 and 4, an automatic battery conversion device for an evacuation emergency lighting lamp comprises a housing 1, wherein the inner side of the housing 1 is movably connected with a clamping mechanism 2 with a clamping effect, the inner side of the housing 1 is fixedly connected with a motor 3, the inner side of the housing 1 is movably connected with a conversion mechanism 4, the conversion mechanism 4 comprises a second rotating shaft 41, a rotating disc 42, a long rod 43, a short rod 44 and a battery interface 45, the inner side of the housing 1 is movably connected with the second rotating shaft 41, the outer side of the second rotating shaft 41 is fixedly sleeved with the rotating disc 42, the outer side of the rotating disc 42 is movably connected with the long rod 43, the outer side of the rotating disc 42 is movably connected with the short rod 44, and one end, away from the rotating disc 42, of the long rod 43 is movably connected with the battery interface 45; the outer side of the second rotating shaft 41 is also movably connected with the motor 3, and the battery interface 45 is matched with the specification of the clamping strip 24 and corresponds to the position of the clamping strip.

One end of the short rod 44, which is far away from the turntable 42, is also movably connected to the outer side of the battery interface 45, the battery interfaces 45 are three and distributed at equal angles on the outer side of the turntable 42, the motor 3 is electrically connected with the external power supply 5, the inner side of the shell 1 is provided with a first contact, and the first contact is matched with the specification of the battery interface 45 and corresponds to the position of the first contact; the detection assembly 7 is movably connected inside the battery interface 45, the detection assembly 7 comprises a contact block 71, a connecting rod 72, a contact plate 73 and a spring IV, the contact block 71 is movably connected inside the battery interface 45, the connecting rod 72 is fixedly connected to the outer side of the contact block 71, the contact plate 73 is fixedly connected to one end, far away from the contact block 71, of the connecting rod 72, the spring IV is fixedly connected to the outer side of the contact plate 73, one end, far away from the contact plate 73, of the spring IV is fixedly connected inside the battery interface 45, a contact II is arranged on the inner side of the battery interface 45, the specifications of the contact II are matched with those of the contact plate 73, a stop lever is fixedly connected inside the clamping strip 24, and the stop lever is matched with the specifications of the contact block 71 and corresponds to the position of the contact block 71; an external power supply 5 is fixedly connected to the inner side of the housing 1.

Example three:

referring to fig. 1-4, an automatic battery conversion device for an evacuation emergency lighting lamp comprises a housing 1, wherein the inner side of the housing 1 is movably connected with a buckle mechanism 2, the buckle mechanism 2 comprises a first rotating shaft 21, a large gear 22, a small gear 23, a clamping strip 24, a special-shaped rod 25 and a clamping rod 26, the inner side of the housing 1 is movably connected with the first rotating shaft 21, the large gear 22 is fixedly sleeved on the outer side of the first rotating shaft 21, the small gear 23 is meshed with the outer part of the large gear 22, the clamping strip 24 is movably connected with the outer part of the small gear 23, the special-shaped rod 25 is fixedly connected with the outer side of the clamping strip 24, and the clamping rod 26 is movably connected with the inner side of the housing 1; pivot 21 and 3 swing joint of motor, the outside of card strip 24 is provided with tooth, tooth and the meshing of pinion 23, the spout has been seted up on the surface of card strip 24, the inboard fixedly connected with fixed block of shell 1, fixed block sliding connection is in the inboard of spout, card strip 24 swing joint is in the inboard of shell 1, the outside swing joint of dysmorphism pole 25 has spring one, the one end fixed connection of dysmorphism pole 25 is kept away from in the inside of shell 1 to spring one, dysmorphism pole 25 swing joint is in the inboard of shell 1, the outside fixedly connected with spring two of kelly 26, the one end fixedly connected with electro-magnet of kelly 26 is kept away from to spring two, electro-magnet fixed connection is in the inboard of shell 1, the inside fixedly connected with iron plate of kelly 26, the specification phase-match of iron plate and electro-magnet, the specification phase-match and the position of kelly 26 and gear wheel 22 are corresponding.

The inside of the buckle mechanism 2 is movably connected with a limiting assembly 6, the limiting assembly 6 comprises a shell 61, a baffle plate 62, a connecting plate 63 and a spring III, the inside of the special-shaped rod 25 is fixedly connected with the shell 61, the inner side of the shell 61 is movably connected with the connecting plate 63, one end of the connecting plate 63 is fixedly connected with the baffle plate 62, the other end of the connecting plate 63 is fixedly connected with the spring III, one end, far away from the connecting plate 63, of the spring III is fixedly connected inside the shell 61, the inner side of the shell 61 is fixedly connected with a contact rod, the specifications of the contact rod and the connecting plate 63 are matched, and the baffle plate 62 is matched with the specification of the shell 1 and corresponds to the position of the shell; the inboard fixedly connected with motor 3 of shell 1, the inboard swing joint of shell 1 has converting mechanism 4, converting mechanism 4 includes two 41 of pivot, carousel 42, stock 43, quarter butt 44, battery interface 45, the inboard swing joint of shell 1 has two 41 of pivot, the fixed cover in the outside of two 41 of pivot has connect carousel 42, the outside swing joint of carousel 42 has stock 43, the outside swing joint of carousel 42 has quarter butt 44, the one end swing joint that carousel 42 was kept away from to stock 43 has battery interface 45.

The outer side of the second rotating shaft 41 is also movably connected with the motor 3, the battery interface 45 is matched with the specification of the clamping strip 24 and corresponds to the position of the clamping strip, one end, far away from the turntable 42, of the short rod 44 is also movably connected to the outer side of the battery interface 45, the battery interfaces 45 are three and distributed on the outer side of the turntable 42 at equal angles, the motor 3 is electrically connected with the external power supply 5, the inner side of the shell 1 is provided with a first contact, and the first contact is matched with the specification of the battery interface 45 and corresponds to the position of the battery interface 45; the detection assembly 7 is movably connected inside the battery interface 45, the detection assembly 7 comprises a contact block 71, a connecting rod 72, a contact plate 73 and a spring IV, the contact block 71 is movably connected inside the battery interface 45, the connecting rod 72 is fixedly connected to the outer side of the contact block 71, the contact plate 73 is fixedly connected to one end, far away from the contact block 71, of the connecting rod 72, the spring IV is fixedly connected to the outer side of the contact plate 73, one end, far away from the contact plate 73, of the spring IV is fixedly connected inside the battery interface 45, a contact II is arranged on the inner side of the battery interface 45, the specifications of the contact II are matched with those of the contact plate 73, a stop lever is fixedly connected inside the clamping strip 24, and the stop lever is matched with the specifications of the contact block 71 and corresponds to the position of the contact block 71; the inboard fixedly connected with external power source 5 of shell 1, battery iron and external power source 5 electricity are connected, and external power source 5, feeler lever, contact one, contact two are all connected with the control pivot electricity, and card strip 24 and battery interface 45 interconnect under contact block 71 and pin effect, and when card strip 24 and battery interface 45 normally connect, the battery can supply power for the light.

The working principle is as follows: when the device is started, when the power is off due to an unexpected situation outside and the battery needs to be replaced, the control center controls the external power supply 5 to supply power to the motor 3 outside the first rotating shaft 21, controls the external power supply 5 to supply power to the electromagnet, the electromagnet is electrified to attract the iron block and enable the clamping rod 26 not to be clamped with the large gear 22, the spring two is compressed, the motor 3 operates to drive the first rotating shaft 21 to rotate, the first rotating shaft 21 rotates to drive the large gear 22 to rotate, the large gear 22 rotates to drive the small gear 23 to rotate, the small gear 23 rotates to drive the clamping strip 24 to move under the action of the teeth, the clamping strip 24 moves to drive the special-shaped rod 25 to move, the spring one is stretched, the clamping strip 24 moves to be far away from the battery interface 45, the special-shaped rod 25 moves to drive the baffle plate 62 to move, when the baffle plate 62 moves to be in contact with the shell 1, the baffle plate 62 moves to drive the connecting plate 63 to move, the spring three is compressed, and the connecting plate 63 moves to be in contact with the contact rod, the control center controls the external power source 5 to stop supplying power to the motor 3 outside the first rotating shaft 21.

Meanwhile, the control center controls the external power supply 5 not to be electrified with the electromagnet, the electromagnet is not to attract an iron block when the power is off, the clamping rod 26 moves under the restoring force of the spring II and is clamped with the large gear 22, the control center controls the external power supply 5 to supply power to the motor 3 on the outer side of the rotating shaft II 41, the motor 3 operates to drive the rotating shaft II 41 to rotate, the rotating shaft II 41 rotates to drive the rotating disc 42 to rotate, the rotating disc 42 rotates to drive the long rod 43 and the short rod 44 to move, the battery interface 45 moves under the combined action of the long rod 43 and the short rod 44, when the battery interface 45 moves to be contacted with the contact I, the control center controls the external power supply 5 not to supply power to the motor 3 on the outer side of the rotating shaft II 41, the control center controls the external power supply 5 to be electrified with the electromagnet, the clamping rod 26 is not to be clamped with the large gear 22 under the same reason that the electromagnet is electrified, the special-shaped rod 25 moves under the restoring force of the spring I and enables the clamping strip 24 to move, when the clamping strip 24 moves to be in contact with the contact block 71, the contact block 71 moves under the action of the clamping strip 24, the contact block 71 moves to drive the connecting rod 72 to move, the connecting rod 72 moves to drive the contact plate 73 to move, the contact plate 73 moves to enable the spring IV to be stretched and trigger the contact II, when the contact II is triggered, the control center controls the external power supply 5 to not electrify the electromagnet, and similarly, the electromagnet is powered off to enable the clamping rod 26 to be clamped with the large gear 22 again.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an automatic conversion equipment of battery for evacuation emergency lighting lamp, includes shell (1), its characterized in that: the inner side of the shell (1) is movably connected with a buckle mechanism (2), the inner side of the shell (1) is fixedly connected with a motor (3), the inner side of the shell (1) is movably connected with a switching mechanism (4), and the inner side of the shell (1) is fixedly connected with an external power supply (5).

2. The automatic battery switching device for an evacuation emergency lighting according to claim 1, wherein: the buckle mechanism (2) comprises a first rotating shaft (21), a large gear (22), a small gear (23), a clamping strip (24), a special-shaped rod (25) and a clamping rod (26), wherein the first rotating shaft (21) is movably connected to the inner side of the shell (1), the large gear (22) is fixedly sleeved on the outer side of the first rotating shaft (21), the small gear (23) is meshed with the outer portion of the large gear (22), the clamping strip (24) is movably connected to the outer portion of the small gear (23), the special-shaped rod (25) is fixedly connected to the outer side of the clamping strip (24), and the clamping rod (26) is movably connected to the inner side of the shell (1).

3. The automatic battery switching device for an evacuation emergency lighting according to claim 2, wherein: the rotating shaft I (21) is movably connected with the motor (3), teeth are arranged on the outer side of the clamping strip (24), the teeth are meshed with the pinion (23), a sliding groove is formed in the surface of the clamping strip (24), a fixing block is fixedly connected to the inner side of the shell (1), the fixing block is slidably connected to the inner side of the sliding groove, the clamping strip (24) is movably connected to the inner side of the shell (1), a first spring is movably connected to the outer side of the special-shaped rod (25), one end, far away from the special-shaped rod (25), of the first spring is fixedly connected to the inner side of the shell (1), the special-shaped rod (25) is movably connected to the inner side of the shell (1), a second spring is fixedly connected to the outer portion of the clamping rod (26), an electromagnet is fixedly connected to one end, far away from the clamping rod (26), of the electromagnet is fixedly connected to the inner side of the shell (1), an iron block is fixedly connected to the inner portion of the clamping rod (26), and the iron block is matched with the electromagnet in specification, the clamping rod (26) is matched with the large gear (22) in specification and corresponding in position.

4. The automatic battery switching device for an evacuation emergency lighting according to claim 2, wherein: the inside swing joint of buckle mechanism (2) has spacing subassembly (6), spacing subassembly (6) are including casing (61), baffle (62), even board (63), the spring is three, inside fixedly connected with casing (61) of dysmorphism pole (25), the inboard swing joint of casing (61) has even board (63), one end fixedly connected with baffle (62) of even board (63), the other end fixedly connected with spring of even board (63) is three, the inside at casing (61) of one end fixed connection that even board (63) were kept away from to spring is three, the inboard fixedly connected with feeler lever of casing (61), the specification phase-match of feeler lever and even board (63), the specification phase-match and the position of baffle (62) and shell (1) are corresponding.

5. The automatic battery switching device for an evacuation emergency lighting according to claim 1, wherein: the switching mechanism (4) comprises a second rotating shaft (41), a rotating disc (42), a long rod (43), a short rod (44) and a battery interface (45), the inner side of the shell (1) is movably connected with the second rotating shaft (41), the rotating disc (42) is fixedly sleeved on the outer side of the second rotating shaft (41), the long rod (43) is movably connected with the outer side of the rotating disc (42), the short rod (44) is movably connected with the outer side of the rotating disc (42), and the battery interface (45) is movably connected with one end, far away from the rotating disc (42), of the long rod (43).

6. The automatic battery switching device for an evacuation emergency lighting according to claim 5, wherein: the outside of pivot two (41) also swing joint has motor (3), the specification phase-match and the position of battery interface (45) and card strip (24) are corresponding, the outside of the one end swing joint in battery interface (45) that carousel (42) were kept away from in quarter butt (44), battery interface (45) have three and equal angular distribution in the outside of carousel (42), motor (3) and external power source (5) electricity are connected, the inboard of shell (1) is provided with contact one, contact one and the specification phase-match and the position of battery interface (45) are corresponding.

7. An automatic battery switching device for an evacuation emergency lighting according to claim 2 or 5, wherein: the inside swing joint of battery interface (45) has determine module (7), determine module (7) is including contacting piece (71), connecting rod (72), touch panel (73), the spring is four, the inside swing joint of battery interface (45) has contact piece (71), the outside fixedly connected with connecting rod (72) of contact piece (71), one end fixedly connected with touch panel (73) of contact piece (71) are kept away from in connecting rod (72), the outside fixedly connected with spring of touch panel (73) is four, the one end fixed connection that touch panel (73) were kept away from to spring is four in the inside of battery interface (45), the inboard of battery interface (45) is provided with contact two, the specification phase-match of contact two and touch panel (73), the inside fixedly connected with pin of gib (24), the specification phase-match and the position of pin and contact piece (71) are corresponding.