CN218088473U - Elevator car lighting device - Google Patents
Elevator car lighting device Download PDFInfo
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- CN218088473U CN218088473U CN202221556833.2U CN202221556833U CN218088473U CN 218088473 U CN218088473 U CN 218088473U CN 202221556833 U CN202221556833 U CN 202221556833U CN 218088473 U CN218088473 U CN 218088473U
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Abstract
The utility model discloses an elevator car lighting device, which comprises an emergency power supply, a normal lighting lamp, an emergency lighting lamp and an intercom system, wherein the emergency power supply comprises a full-wave rectification circuit, a charging circuit, a solid-state relay and a capacitor, and a terminal V1+, a terminal COM1, a terminal V2+, a terminal COM2, a terminal V3+ and a terminal COM3 are led out of the charging circuit; the normal illuminating lamp and the emergency illuminating lamp share one set of lamp beads, and a terminal V1+ and a terminal COM1 of an emergency power supply are connected with a P2 end and an M2 end in a one-to-one correspondence manner; the terminals V2+ and COM2 of the emergency power supply are connected with the E + end and the E-end of the intercom system in a one-to-one correspondence manner; and a terminal V3+ and a terminal COM3 of the emergency power supply are connected with the P1 end and the M1 end in a one-to-one correspondence manner. The utility model discloses an elevator car lighting device, normal light, emergency lighting lamp, intercom system are supplied power by an emergency power supply, one set of lamp pearl of normal lighting and emergency lighting sharing, can save the cost and reduce components and parts and also save space simultaneously.
Description
Technical Field
The utility model relates to an elevator car lighting device.
Background
The elevator develops rapidly, and the car mostly adopts the down lamp, because the elevator is standardized the inside and requires the car illumination still to have emergency lighting function, therefore basically has following method, scheme one in the trade: adopt AC220V down lamp to arrange at the car top, emergency lighting lamp arranges on the control box, and this scheme arranges on the control box that emergency lamp is not pleasing to the eye and increase special emergency lighting lamp cost increase more, scheme two: a multifunctional combined illuminating lamp is adopted, the lamp is provided with DC24V3W (or 5W) used for normal car illumination, and a group of DC12V0.3W emergency illumination is made.
Referring to fig. 1, in the conventional car lighting device, a normal lighting lamp HL1' provides a DC24V lighting power through a switching power supply U1', an emergency lighting lamp HL2' and an alarm intercom system are realized by an emergency power supply U2', wherein the emergency lighting lamp HL2' is provided by V1+ ' and COM1' of the emergency power supply U2', and the alarm intercom system 1' is provided by V2+ ' and COM2' of the emergency power supply U2
Referring to fig. 2, in a conventional emergency power supply U2', a power input AC220V is changed into AC13.5V through a transformer T1', full-wave rectified through a full-wave rectifier circuit composed of diodes D1 'to D4' to be DC13.5V, and then regulated to DC12V through a zener diode D0', the DC12V is used to drive a solid-state relay Z1', a charging loop D6 'and a charging loop D7' are used for unidirectional current flow, the solid-state relay Z1 'is attracted only when an AC220V external power supply is normal, and the solid-state relay Z1' is disconnected when an external power supply is interrupted. The back of the charging loop is stabilized into DC12V output through a voltage stabilizing diode D5', and the DC12V output is directly output to a terminal V2+ ', COM2' for power supply of the intercom system, the external power supply supplies power when the external power supply is electrified, and the battery supplies power when the external power supply is disconnected. And then the normally closed contact of the solid-state relay Z1 'is connected to terminals V1+', COM1', the solid-state relay Z1' is attracted when an external power supply is electrified, no DC12V output exists between the V1+ ', the COM1', the solid-state relay Z1 'is disconnected after the external power supply is powered off, and the DC12V output by the V1+', the COM1 'and the end is used for supplying power to an emergency illuminating lamp HL 2'.
Referring to fig. 3, in the conventional car lighting device, the light emitting diodes D11 'to D14', the light emitting diodes D21 'to D24', and the light emitting diodes D31 'to D34' are connected in series and in parallel for normal lighting, and the rated voltage DC24V is connected to the terminals P1 'and M1'; the emergency lighting adopts the light emitting diode D41 'and the light emitting diode D42' which are connected in series for DC12V emergency lighting and connected to the P2 'and M2' terminals.
Because the lamp beads need to be divided into two groups, the cost is higher. Meanwhile, different power supplies are adopted for the normal illuminating lamp HL1 'and the emergency illuminating lamp HL2', one power supply is output by inputting AC220V into DC24V, the other power supply is output by inputting AC220V into DC12V for emergency alarming and illuminating power supply, and the power supply can be output only when power is cut off.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming prior art's defect, providing an elevator car lighting device, normal light, emergency lighting lamp, intercom system are supplied power by an emergency power supply, one set of lamp pearl of normal lighting and emergency lighting sharing, can save the cost and reduce components and parts and also save space simultaneously.
The technical scheme for realizing the purpose is as follows: the utility model provides an elevator car lighting device, includes emergency power supply, normal light, emergency lighting lamp and intercom system, wherein:
the emergency power supply comprises a full-wave rectifying circuit, a charging loop, a solid-state relay and a capacitor, wherein the full-wave rectifying circuit is connected to an alternating current transformer in parallel, two ends of the charging loop are connected with two ends of the full-wave rectifying circuit to form a loop, a diode D6 and a diode D7 are connected to the charging loop in series and are connected with a voltage stabilizing diode D0 and a voltage stabilizing diode D5 in parallel, the solid-state relay is connected with the voltage stabilizing diode D0 in parallel, and the capacitor is connected with the voltage stabilizing diode D5 in parallel; a terminal V1+, a terminal COM1, a terminal V2+, a terminal COM2, a terminal V3+ and a terminal COM3 are led out of the charging loop, and the normally closed contact of the solid-state relay is connected to the terminal V1+ and the terminal COM1; the normally open contact of the solid-state relay is connected to a terminal V3+ and a terminal COM3;
the normal illuminating lamp and the emergency illuminating lamp share one set of lamp beads, and the lamp beads comprise light-emitting diodes D11-D14, light-emitting diodes D21-D24 and light-emitting diodes D31-D34; the LED comprises a light-emitting diode D11, a light-emitting diode D12, a light-emitting diode D13, a light-emitting diode D14, a light-emitting diode D21, a light-emitting diode D22, a light-emitting diode D23, a light-emitting diode D24, a light-emitting diode D31, a light-emitting diode D32, a light-emitting diode D33, a light-emitting diode D34 and then sequentially connected in parallel, wherein the light-emitting diodes D11 and the light-emitting diodes D12 are connected to an M1 end and a P1 end in a one-to-one correspondence manner, the light-emitting diodes D33 and the light-emitting diodes D34 are connected to an M2 end and a P2 end in a one-to-one correspondence manner, a diode D91 is arranged on a circuit between the light-emitting diode D31 and the light-emitting diode D33, and a diode D92 is arranged on a circuit between the light-emitting diode D32 and the light-emitting diode D34; a diode D93 is arranged on a circuit between the ends of the light emitting diodes D33 and M2, and a diode D94 is arranged on a circuit between the ends of the light emitting diodes D34 and P2;
the terminal V1+ and the terminal COM1 of the emergency power supply are connected with the P2 end and the M2 end in a one-to-one correspondence manner;
the terminals V2+ and COM2 of the emergency power supply are connected with the E + end and the E-end of the intercom system in a one-to-one correspondence manner;
and a terminal V3+ and a terminal COM3 of the emergency power supply are connected with the P1 end and the M1 end in a one-to-one correspondence manner.
When an external alternating current power supply is normal, the solid-state relay is attracted, the terminal V1+ and the terminal COM1 of the emergency power supply lose power, the terminal V3+ and the terminal COM3 of the emergency power supply are electrified, DC12V current is input through the P1 end and the M1 end, the diode D91 and the diode D92 are conducted in the forward direction, and the light-emitting diodes D11-D14, the light-emitting diodes D21-D24 and the light-emitting diodes D31-D34 are all lightened for a normal lighting lamp;
when an external alternating current power supply is powered off, the solid-state relay is disconnected, a terminal V3+ and a terminal COM3 of an emergency power supply are powered off, a terminal V1+ and a terminal COM1 are powered on, DC12V current is input through a P2 end and an M2 end, a diode D93 and a diode D94 are conducted in the forward direction, and light-emitting diodes D33-D34 are lightened for emergency lighting lamps; diodes D91 and D92 are turned off in reverse, and none of light emitting diodes D11 to D14, light emitting diodes D21 to D24, and light emitting diodes D31 to D32 are lit.
The elevator car lighting device is characterized in that the full-wave rectifying circuit of the emergency power supply adopts a full-bridge rectifying bridge stack.
The utility model discloses an elevator car lighting device, normal light, emergency lighting lamp, intercom system are supplied power by an emergency power supply, one set of lamp pearl of normal lighting and emergency lighting sharing, utilize the original DC24V lighting power supply of charging circuit cancellation of warning lighting power supply, can save the cost and reduce components and parts and also save space simultaneously.
Drawings
Fig. 1 is a structural view of a conventional car lighting device;
FIG. 2 is an electrical schematic diagram of a conventional emergency power supply;
fig. 3 is an electrical schematic diagram of a conventional car lighting lamp;
fig. 4 is a structural view of an elevator car lighting device of the present invention;
fig. 5 is an electrical schematic diagram of an emergency power supply of the elevator car lighting device of the present invention;
fig. 6 is the electrical schematic diagram of the normal lighting lamp and the emergency lighting lamp of the elevator car lighting device of the utility model.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the following detailed description is provided with reference to the accompanying drawings:
referring to fig. 4, 5 and 6, a preferred embodiment of the present invention is an elevator car lighting device, which includes an emergency power supply U1, a normal lighting lamp HL1, an emergency lighting lamp HL2 and an intercom system 1.
The emergency power supply U1 comprises a full-wave rectification circuit 2, a charging circuit 3, a solid-state relay Z1 and a capacitor C, wherein the full-wave rectification circuit 2 adopts a full-bridge rectification bridge stack, four 1N4001 diodes D1-D4 can be used for forming a rectification circuit, and a similar 2510 rectification bridge can also be adopted. The full-wave rectifying circuit 2 is connected in parallel to the alternating-current transformer T1, two ends of the charging loop 2 are connected with two ends of the full-wave rectifying circuit 2 to form a loop, the charging loop 3 is connected with a diode D6 and a diode D7 in series and connected with a voltage stabilizing diode D0 and a voltage stabilizing diode D5 in parallel, the solid-state relay Z1 is connected in parallel with the voltage stabilizing diode D0, and the capacitor C is connected in parallel with the voltage stabilizing diode D5; a terminal V1+, a terminal COM1, a terminal V2+, a terminal COM2, a terminal V3+ and a terminal COM3 are led out of the charging loop 3, and a normally closed contact of the solid-state relay Z1 is connected to the terminal V1+ and the terminal COM1; the normally open contacts of solid-state relay Z1 are connected to terminal V3+ and terminal COM3.
The normal illuminating lamp HL1 and the emergency illuminating lamp HL2 share one set of lamp beads, which comprise light-emitting diodes D11-D14, light-emitting diodes D21-D24 and light-emitting diodes D31-D34; the LED D11 and the LED D12 are connected in series, the LED D13 and the LED D14 are connected in series, the LED D21 and the LED D22 are connected in series, the LED D23 and the LED D24 are connected in series, the LED D31 and the LED D32 are connected in series, the LED D33 and the LED D34 are connected in series and then connected in parallel in sequence, the LED D11 and the LED D12 are connected to the M1 end and the P1 end in a one-to-one correspondence mode after parallel connection, the LED D33 and the LED D34 are connected to the M2 end and the P2 end in a one-to-one correspondence mode, a circuit between the LED D31 and the LED D33 is provided with a diode D91, and a circuit between the LED D32 and the LED D34 is provided with a diode D92; a diode D93 is arranged in a circuit between the light emitting diode D33 and the M2 terminal, and a diode D94 is arranged in a circuit between the light emitting diode D34 and the P2 terminal.
A terminal V1+ and a terminal COM1 of the emergency power supply U1 are connected with a P2 end and an M2 end in a one-to-one correspondence manner; the terminal V2+ and the terminal COM2 of the emergency power supply U1 are connected with the E + end and the E-end of the intercom system 1 in a one-to-one correspondence manner; and a terminal V3+ and a terminal COM3 of the emergency power supply U1 are connected with the P1 end and the M1 end in a one-to-one correspondence manner.
The utility model discloses an elevator car lighting device, normal light HL1, emergency lighting HL2, intercom system 1 are supplied power by an emergency power supply U1. The emergency lighting lamp HL2 is powered through a terminal V1+ and a terminal COM1, the intercom system is powered through a terminal V2+ and a terminal COM2, and the normal lighting lamp HL1 is powered through a terminal V3+ and a terminal COM3.
The utility model discloses an elevator car lighting device, power input AC220V becomes AC13.5V through transformer T1, become DC13.5V after full wave rectifier circuit 1, through zener diode D0 steady voltage to DC12V, this DC12V is used for driving solid state relay Z1, diode D6 and diode D7 on the charging loop are used for electric current unidirectional flow, only at AC220V external power supply when normal solid state relay Z1 actuation, when external alternating current power supply has a power failure, solid state relay Z1 disconnection. The back of the charging loop is stabilized into DC12V output through a voltage stabilizing diode D5 and directly output to a terminal V2+ and a COM2 to be used as a power supply of the intercom system, an external power supply supplies power when the external alternating current power supply is electrified, and a battery supplies power when the external alternating current power supply is disconnected. The normally closed contact of the solid-state relay Z1 is then connected to the terminals V1+, COM1, and the normally open contact of the solid-state relay Z1 is connected to the terminals V3+, COM3.
When an external alternating current power supply is normal, the solid-state relay Z1 is attracted, the terminal V1+ and the terminal COM1 of the emergency power supply U1 lose power, the terminal V3+ and the terminal COM3 of the emergency power supply U1 are electrified, DC12V current is input through the P1 end and the M1 end, the diode D91 and the diode D92 are conducted in the forward direction, and the light emitting diodes D11-D14, the light emitting diodes D21-D24 and the light emitting diodes D31-D34 are all lightened for a normal lighting lamp.
When an external alternating current power supply is powered off, the solid-state relay Z1 is disconnected, the terminal V3+ and the terminal COM3 of the emergency power supply U1 are powered off, the terminal V1+ and the terminal COM1 are powered on, DC12V current is input through the P2 end and the M2 end, the diode D93 and the diode D94 are conducted in the forward direction, and the light-emitting diodes D33-D34 are lightened for emergency illuminating lamps; diodes D91 and D92 are turned off in reverse, and none of light emitting diodes D11 to D14, light emitting diodes D21 to D24, and light emitting diodes D31 to D32 are lit.
In the whole process, the light emitting diode D33 and the light emitting diode D34 are lighted by the power supply of the P1 end, the M1 end or the P2 end and the M2 end.
Compared with the traditional emergency power supply, the elevator car lighting device of the utility model is additionally provided with a loop for providing a DC12V power supply for the normal lighting of the car, the normally open contact of the solid relay Z1 controls the terminal V3+ and the terminal COM3, when the external power supply is normal, the solid relay Z1 is attracted, and at the moment, the DC12V power supply is arranged on the terminal V3+ and the terminal COM3; when the external power supply is in power failure, the solid-state relay Z1 is disconnected, the terminal V3+ and the terminal COM3 are powered off, so that the lighting power consumption of the lift car is reduced, and the power can be continuously supplied for more than 1 hour when the battery supplies power.
The utility model discloses an elevator car lighting device, the original warning and lighting emergency power supply battery charging circuit power output is as the power of the car normal lighting circuit, adopts the solid state relay to cut off the normal lighting during emergency; one set of lamp pearl of normal light and emergency lighting sharing adopts the mode of diode isolation to realize one set of lamp pearl of sharing of normal illumination and emergency lighting timesharing.
The utility model discloses an elevator car lighting device utilizes the mode output elevator car lighting power supply of the normally open contact who utilizes solid state relay on warning and illumination emergency power supply's the charging circuit, utilizes diode one-way conduction and reverse phase to end characteristics simultaneously, realizes one set of lamp pearl of normal lighting and emergency lighting sharing under normal lighting power supply and the emergency power supply switch, realizes falling this through reasonable technical means, reduces a power and saves sedan-chair top maintenance box installation space simultaneously again.
To sum up, the utility model discloses an elevator car lighting device, normal light, emergency lighting lamp, intercom system are by an emergency power supply, one set of lamp pearl of normal lighting and emergency lighting sharing, can save the cost and reduce components and parts and also save space simultaneously.
It will be appreciated by those skilled in the art that the above embodiments are only for illustrating the present invention and are not to be used as limitations of the present invention, and that changes and modifications to the above described embodiments will fall within the scope of the claims of the present invention as long as they are within the spirit and scope of the present invention.
Claims (3)
1. The utility model provides an elevator car lighting device, its characterized in that, includes emergency power supply, normal light, emergency lighting lamp and intercom system, wherein:
the emergency power supply comprises a full-wave rectifying circuit, a charging loop, a solid-state relay and a capacitor, wherein the full-wave rectifying circuit is connected to an alternating current transformer in parallel, two ends of the charging loop are connected with two ends of the full-wave rectifying circuit to form a loop, a diode D6 and a diode D7 are connected to the charging loop in series and are connected with a voltage stabilizing diode D0 and a voltage stabilizing diode D5 in parallel, the solid-state relay is connected with the voltage stabilizing diode D0 in parallel, and the capacitor is connected with the voltage stabilizing diode D5 in parallel; a terminal V1+, a terminal COM1, a terminal V2+, a terminal COM2, a terminal V3+ and a terminal COM3 are led out of the charging loop, and the normally closed contact of the solid-state relay is connected to the terminal V1+ and the terminal COM1; the normally open contact of the solid-state relay is connected to a terminal V3+ and a terminal COM3;
the normal illuminating lamp and the emergency illuminating lamp share one set of lamp beads, and the lamp beads comprise light-emitting diodes D11-D14, light-emitting diodes D21-D24 and light-emitting diodes D31-D34; the LED comprises a light-emitting diode D11, a light-emitting diode D12, a light-emitting diode D13, a light-emitting diode D14, a light-emitting diode D21, a light-emitting diode D22, a light-emitting diode D23, a light-emitting diode D24, a light-emitting diode D31, a light-emitting diode D32, a light-emitting diode D33, a light-emitting diode D34 and then sequentially connected in parallel, wherein the light-emitting diodes D11 and the light-emitting diodes D12 are connected to an M1 end and a P1 end in a one-to-one correspondence manner, the light-emitting diodes D33 and the light-emitting diodes D34 are connected to an M2 end and a P2 end in a one-to-one correspondence manner, a diode D91 is arranged on a circuit between the light-emitting diode D31 and the light-emitting diode D33, and a diode D92 is arranged on a circuit between the light-emitting diode D32 and the light-emitting diode D34; a diode D93 is arranged on a circuit between the ends of the light emitting diodes D33 and M2, and a diode D94 is arranged on a circuit between the ends of the light emitting diodes D34 and P2;
the terminal V1+ and the terminal COM1 of the emergency power supply are connected with the P2 end and the M2 end in a one-to-one correspondence manner;
the terminals V2+ and COM2 of the emergency power supply are connected with the E + end and the E-end of the intercom system in a one-to-one correspondence manner;
and a terminal V3+ and a terminal COM3 of the emergency power supply are connected with the P1 end and the M1 end in a one-to-one correspondence manner.
2. The elevator car lighting device according to claim 1, wherein when the external ac power supply is normal, the solid-state relay is closed, the terminal V1+ and the terminal COM1 of the emergency power supply are de-energized, the terminal V3+ and the terminal COM3 of the emergency power supply are energized, a DC12V current is input through the P1 terminal and the M1 terminal, the diode D91 and the diode D92 are forward-conducted, and the light emitting diodes D11 to D14, the light emitting diodes D21 to D24, and the light emitting diodes D31 to D34 are all turned on for a normal illumination lamp;
when an external alternating current power supply is powered off, the solid-state relay is disconnected, a terminal V3+ and a terminal COM3 of an emergency power supply are powered off, a terminal V1+ and a terminal COM1 are powered on, DC12V current is input through a P2 end and an M2 end, a diode D93 and a diode D94 are conducted in the forward direction, and light-emitting diodes D33-D34 are lightened for emergency lighting lamps; diodes D91 and D92 are turned off in reverse, and none of light emitting diodes D11 to D14, light emitting diodes D21 to D24, and light emitting diodes D31 to D32 are lit.
3. An elevator car lighting device as claimed in claim 1, wherein said full wave rectifier circuit of the emergency power supply is a full bridge rectifier stack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221556833.2U CN218088473U (en) | 2022-06-21 | 2022-06-21 | Elevator car lighting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221556833.2U CN218088473U (en) | 2022-06-21 | 2022-06-21 | Elevator car lighting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218088473U true CN218088473U (en) | 2022-12-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221556833.2U Active CN218088473U (en) | 2022-06-21 | 2022-06-21 | Elevator car lighting device |
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| Country | Link |
|---|---|
| CN (1) | CN218088473U (en) |
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2022
- 2022-06-21 CN CN202221556833.2U patent/CN218088473U/en active Active
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