CN214217830U - Elevator alarm device - Google Patents
Elevator alarm device Download PDFInfo
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- CN214217830U CN214217830U CN202022423681.6U CN202022423681U CN214217830U CN 214217830 U CN214217830 U CN 214217830U CN 202022423681 U CN202022423681 U CN 202022423681U CN 214217830 U CN214217830 U CN 214217830U
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- elevator
- time relay
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- reset
- mainboard
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Abstract
The utility model discloses an elevator alarm device, wherein the elevator comprises an elevator alarm and an elevator interphone, and the elevator alarm device comprises a signal trigger mainboard, a trigger time relay, an alarm module and an uninterruptible power supply; the signal trigger main board is electrically connected with the elevator alarm or the elevator interphone; one end of a coil of the trigger time relay is connected with the positive electrode of the signal trigger mainboard, and the other end of the coil of the trigger time relay is connected with the negative electrode of the signal trigger mainboard; the positive end of the alarm module is connected with the positive electrode of the uninterrupted power supply through the normally open contact of the trigger time relay, and the negative end of the alarm module is connected with the negative electrode of the uninterrupted power supply; the alternating current input end of the uninterruptible power supply is electrically connected with an alternating current power supply of the elevator, and the direct current output end of the uninterruptible power supply is respectively connected with the signal trigger main board and the alarm module; the utility model discloses can in time effectively report to the police when the elevator takes place to have a power failure, trouble.
Description
Technical Field
The utility model belongs to the technical field of elevator safety, concretely relates to elevator alarm device.
Background
At present, part of old buildings are not uniformly planned during design, and are mostly single-span single-ladder buildings, formal property management is not available, and 24-hour monitoring conditions for multiple unified management are not available. When the elevator is put into use and the problems of power failure or people trapped due to faults occur, trapped people cannot ask for assistance through tools such as emergency rescue telephones, and accidents are easy to happen.
SUMMERY OF THE UTILITY MODEL
In order to overcome the technical defect, the utility model provides an elevator alarm device can in time effectively report to the police when the elevator takes place to have a power failure, trouble.
In order to solve the above problem, the utility model discloses realize according to following technical scheme:
the utility model provides an elevator alarm device, wherein the elevator comprises an elevator alarm and an elevator interphone, and the elevator alarm device comprises a signal trigger mainboard, a trigger time relay, an alarm module and an uninterruptible power supply; the signal trigger main board is electrically connected with the elevator alarm or the elevator interphone; one end of a coil of the trigger time relay is connected with the positive electrode of the signal trigger mainboard, and the other end of the coil of the trigger time relay is connected with the negative electrode of the signal trigger mainboard; the positive end of the alarm module is connected with the positive electrode of the uninterrupted power supply through the normally open contact of the trigger time relay, and the negative end of the alarm module is connected with the negative electrode of the uninterrupted power supply; the alternating current input end of the uninterruptible power supply is electrically connected with an alternating current power supply of the elevator, and the direct current output end of the uninterruptible power supply is respectively connected with the signal trigger mainboard and the alarm module.
Furthermore, the device also comprises a reset time relay; one end of a coil of the reset time relay is connected with the positive electrode of the signal trigger mainboard through a normally open contact of the trigger time relay, and the other end of the coil of the reset time relay is connected with the negative electrode of the signal trigger mainboard;
and the normally closed contact of the reset time relay is connected between the trigger time relay and the anode of the signal trigger mainboard.
Further, a manual reset button is also included; one end of a coil of the trigger time relay is connected with one end of the manual reset button through a normally closed contact of the reset time relay, and the other end of the manual reset button is connected with the anode of the signal trigger mainboard.
Furthermore, the system also comprises an answer reset trigger mainboard and an answer reset relay; the answer reset triggering main board is electrically connected with the elevator interphone; two ends of a coil of the answer reset relay are connected with the answer reset trigger mainboard;
and a normally closed contact of the answer reset relay is connected between the trigger time relay and the anode of the signal trigger mainboard.
Further, the alternating current power supply of the elevator is AC 220V.
Further, the DC output of the ups is used to output DC 12V.
Further, the alarm module comprises a light emitting diode and a loudspeaker.
Furthermore, the reset time relay and the trigger time relay are both electrified time-delay time relays.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses an elevator alarm device, a signal trigger mainboard is electrically connected with an elevator alarm or an elevator interphone, when the elevator has power failure and fault, the signal is transmitted to the signal trigger mainboard to switch on a trigger time relay coil loop, after the trigger time relay is continuously electrified within a specified time, a normally open contact is attracted and self-locked, and a trigger alarm module works; meanwhile, a power supply stored in the uninterruptible power supply reliably supplies power for the signal trigger mainboard, the trigger time relay and the alarm module.
Drawings
The following detailed description of embodiments of the invention is provided with reference to the accompanying drawings, in which:
fig. 1 is a diagram showing a change in operating voltage of the five-way communications apparatus according to example 1;
fig. 2 is a schematic view of an elevator alarm device in embodiment 1;
fig. 3 is another schematic view of the alarm device of the elevator in embodiment 2.
Description of the labeling: 1. the signal triggers the mainboard; 2. a trigger time relay; 3. an alarm module; 4. an uninterruptible power supply; 5. a reset time relay; 6. a manual reset button; 7. answering a reset trigger mainboard; 8. and answering a reset relay.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Example 1
The embodiment discloses an elevator alarm device, refer to fig. 2, and the elevator includes elevator alarm and elevator intercom, triggers mainboard 1, trigger time relay 2, alarm module 3 and uninterrupted power source 4 including the signal.
Specifically, the voltage change during the operation of the five-way call of the elevator has three states, and the operating voltage change measured by using the DC24V five-way call is shown in fig. 1. Then, according to the characteristic, an ADC detection voltage plate is made to be used as an operation trigger and reset of the audible and visual alarm device by using controller programming, and the main plate 1 is triggered by signals. Voltage detection is carried out only by connecting a group of circuits in parallel to a signal trigger main board 1 on an R, L terminal on an original five-way communication loop of the elevator, and a means of controlling the sound-light alarm device without damaging an original circuit is realized.
The signal trigger main board 1 is electrically connected with an elevator alarm or an elevator interphone; one end of a coil of the trigger time relay 2 is connected with the positive electrode of the signal trigger mainboard 1, and the other end of the coil of the trigger time relay is connected with the negative electrode of the signal trigger mainboard 1;
And an alternating current input end of the uninterrupted power supply 4 is electrically connected with an alternating current power supply of the elevator, and a direct current output end of the uninterrupted power supply is electrically connected with the signal trigger mainboard 1 and the alarm module 3 respectively.
Specifically, an alternating current input end of the uninterruptible power supply 4 is electrically connected with an alternating current power supply AC220V of the elevator, and a direct current output end of the uninterruptible power supply 4 outputs DC12V to supply power for the signal trigger main board 1 and the alarm module 3. It should be noted that the structure of the uninterruptible power supply 4 is the prior art.
In the above embodiment, a reset time relay 5 is further included;
and one end of a coil of the reset time relay 5 is connected with the positive electrode of the signal trigger mainboard 1 through a normally open contact of the trigger time relay 2, and the other end of the coil is connected with the negative electrode of the signal trigger mainboard 1.
The normally closed contact of the reset time relay 5 is connected between the trigger time relay 2 and the positive pole of the signal trigger mainboard 1.
In the above embodiment, a manual reset button 6 is further included; one end of a coil of the trigger time relay 2 is connected with one end of a manual reset button 6 through a normally closed contact of a reset time relay 5, and the other end of the manual reset button 6 is connected with the positive electrode of the signal trigger mainboard 1. After the manual reset button 6 is pressed, the coil of the trigger time relay 2 loses power, the normally open contact of the trigger time relay 2 is disconnected, and the alarm device stops working.
In the above embodiment, the reset time relay 5 and the trigger time relay 2 are both energization time-delay time relays.
The following will further explain this embodiment with reference to specific implementation processes:
when the signal trigger mainboard 1 detects a calling signal, the coil of the trigger time relay 2 is electrified, the normally open contact of the trigger time relay 2 is closed, and the light emitting diode and the loudspeaker work; when the coil of the trigger time relay 2 is electrified, the two ends of the coil of the reset time relay 5 are electrified, after the preset time, the normally closed contact of the trigger time relay 2 is disconnected, the coil of the trigger time relay 2 is electrified, the normally open contact of the trigger time relay 2 is reset, the light emitting diode and the horn stop working, and the alarm module 3 is automatically reset.
Example 2
The embodiment discloses an elevator alarm device, refer to fig. 3, and the elevator includes elevator alarm and elevator intercom, triggers mainboard 1, trigger time relay 2, alarm module 3 and uninterrupted power source 4 including the signal.
The signal trigger main board 1 is electrically connected with an elevator alarm or an elevator interphone; a trigger time relay 2, one end of a coil of which is connected with the positive pole of the signal trigger mainboard 1, and the other end of the coil of which is connected with the negative pole of the signal trigger mainboard 1;
And an alternating current input end of the uninterrupted power supply 4 is electrically connected with an alternating current power supply of the elevator, and a direct current output end of the uninterrupted power supply is respectively electrically connected with the signal trigger mainboard 1.
In the above embodiment, the system further comprises an answer reset trigger mainboard 7 and an answer reset relay 8; the answering reset triggering main board 7 is electrically connected with the elevator interphone; two ends of a coil of the answer reset relay 8 are connected with the answer reset trigger mainboard 7;
and a normally closed contact of the answer reset relay 8 is connected between the trigger time relay 2 and the anode of the signal trigger mainboard 1.
In the above embodiment, the trigger time relay 2 is an energization time-delay time relay.
The following will further explain this embodiment with reference to specific implementation processes:
when the signal trigger mainboard 1 detects a calling signal, the coil of the trigger time relay 2 is electrified, the normally open contact of the trigger time relay 2 is closed, and the light emitting diode and the loudspeaker work; when a person trapped in the elevator picks up the elevator interphone, a signal is transmitted to the answering reset trigger mainboard 7, the answering reset relay 8 is electrified, the normally closed contact of the answering reset relay 8 is disconnected, the light emitting diode and the loudspeaker stop working, and the automatic reset of the alarm module 3 is realized.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, so that any modification, equivalent change and modification made by the technical spirit of the present invention to the above embodiments do not depart from the technical solution of the present invention, and still fall within the scope of the technical solution of the present invention.
Claims (8)
1. An elevator alarm device comprises an elevator alarm and an elevator interphone, and is characterized by comprising a signal trigger mainboard, a trigger time relay, an alarm module and an uninterruptible power supply;
the signal trigger main board is electrically connected with the elevator alarm or the elevator interphone;
one end of a coil of the trigger time relay is connected with the positive electrode of the signal trigger mainboard, and the other end of the coil of the trigger time relay is connected with the negative electrode of the signal trigger mainboard;
the positive end of the alarm module is connected with the positive electrode of the uninterrupted power supply through the normally open contact of the trigger time relay, and the negative end of the alarm module is connected with the negative electrode of the uninterrupted power supply;
the alternating current input end of the uninterruptible power supply is electrically connected with an alternating current power supply of the elevator, and the direct current output end of the uninterruptible power supply is respectively connected with the signal trigger mainboard and the alarm module.
2. The elevator warning device of claim 1, further comprising a reset time relay;
one end of a coil of the reset time relay is connected with the positive electrode of the signal trigger mainboard through a normally open contact of the trigger time relay, and the other end of the coil of the reset time relay is connected with the negative electrode of the signal trigger mainboard;
and the normally closed contact of the reset time relay is connected between the trigger time relay and the anode of the signal trigger mainboard.
3. The elevator warning device of claim 2, further comprising a manual reset button; one end of a coil of the trigger time relay is connected with one end of the manual reset button through a normally closed contact of the reset time relay, and the other end of the manual reset button is connected with the anode of the signal trigger mainboard.
4. The elevator alarm device according to claim 1, further comprising an answer reset trigger main board and an answer reset relay; the answer reset triggering main board is electrically connected with the elevator interphone; two ends of a coil of the answer reset relay are connected with the answer reset trigger mainboard;
and a normally closed contact of the answer reset relay is connected between the trigger time relay and the anode of the signal trigger mainboard.
5. The elevator warning device of claim 1, wherein the elevator AC power supply is AC 220V.
6. The elevator warning device of claim 1, wherein the DC output of the ups is configured to output DC 12V.
7. The elevator warning device of claim 1, wherein the warning module comprises a light emitting diode and a horn.
8. The elevator warning device of claim 2, wherein the reset time relay and the trigger time relay are each energized time-delayed time relays.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022423681.6U CN214217830U (en) | 2020-10-27 | 2020-10-27 | Elevator alarm device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022423681.6U CN214217830U (en) | 2020-10-27 | 2020-10-27 | Elevator alarm device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214217830U true CN214217830U (en) | 2021-09-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022423681.6U Active CN214217830U (en) | 2020-10-27 | 2020-10-27 | Elevator alarm device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214217830U (en) |
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2020
- 2020-10-27 CN CN202022423681.6U patent/CN214217830U/en active Active
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