CN220245171U - Elevator wire rope detects alarm circuit - Google Patents
Elevator wire rope detects alarm circuit Download PDFInfo
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- CN220245171U CN220245171U CN202321983118.1U CN202321983118U CN220245171U CN 220245171 U CN220245171 U CN 220245171U CN 202321983118 U CN202321983118 U CN 202321983118U CN 220245171 U CN220245171 U CN 220245171U
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Abstract
The utility model discloses an elevator steel wire rope detection alarm circuit, which comprises a detection loop and an alarm loop, wherein the detection loop is connected with the alarm loop; the detection loop comprises a detection switch, a steel wire rope flaw detector, a steel wire rope detection relay, a relay KA1 and a relay KA2; the detection switch comprises a rope loosening detection switch and a rope breakage detection switch, and two ends of the rope loosening detection switch are respectively connected with a power supply and a relay KA 1; the two ends of the broken rope detection switch are respectively connected with a power supply and a relay KA2; the wire rope flaw detector is connected with the wire rope detection relay; the alarm loop comprises an audible and visual alarm. By the scheme of the utility model, the detection circuit of the steel wire rope has the advantages of simple design, safety and applicability. When the elevator has the faults of rope loosening, rope breakage and damage, monitoring personnel can be timely reminded, so that the comfort and safety of the elevator are improved.
Description
Technical Field
The utility model belongs to the technical field of elevator detection, and particularly relates to an elevator steel wire rope detection alarm circuit.
Background
With the continuous development of the modern building industry, elevators have become indispensable vehicles, subway stations, shops, apartments, write-in buildings and other places, and the elevators are all visible everywhere; the elevator brings convenience for life and also brings certain safety problems for people, such as elevator trapping, elevator door closing and clamping, accidental movement of the elevator car, car top-rushing or bottom-rushing accidents and the like.
With the development of the age, the requirements of people on various performances of the elevator are continuously improved. Such as comfort of passengers sitting in the elevator, safety of the elevator, etc.
In the prior art, for example, the application number is: the utility model patent of CN202022139857.5 is a technical proposal in a detection device which is convenient for detecting the elevator steel wire rope, and the steel wire rope is clamped and fixed by a motor and a clamping plate so as to carry out detection; there is a problem of lack of a separate elevator rope detection loop. In order to better enhance the comfort and safety of the elevator, an elevator steel wire rope detection alarm device is designed.
Disclosure of Invention
The utility model aims to provide an elevator steel wire rope detection alarm circuit, which aims to solve the problem that an independent elevator steel wire rope detection loop is lacked in the prior art.
In order to solve the technical problems, the utility model adopts the following technical scheme:
an elevator steel wire rope detection alarm circuit comprises a detection loop and an alarm loop; the detection loop comprises a detection switch, a steel wire rope flaw detector, a steel wire rope detection relay, a relay KA1 and a relay KA2; the detection switch comprises a rope loosening detection switch and a rope breakage detection switch, a pin 1 of the rope loosening detection switch is connected with the positive electrode of the power supply, a pin 2 of the rope loosening detection switch is connected with a pin 14 of a coil of the relay KA1, and a pin 13 of the coil of the relay KA1 is connected with the negative electrode of the power supply;
the No. 1 pin of the rope breakage detection switch is connected with the positive electrode of the power supply, the No. 2 pin of the rope breakage detection switch is connected with the No. 14 pin of the coil of the relay KA2, and the No. 13 pin of the coil of the relay KA2 is connected with the negative electrode of the power supply; one end of the wire rope flaw detector is connected with the positive electrode of the power supply, the other end of the wire rope flaw detector is connected with one end of the wire rope detection relay, and the other end of the wire rope detection relay is connected with the negative electrode of the power supply;
the alarm loop comprises an audible and visual alarm; the audible and visual alarm comprises a first audible and visual alarm SG1 and a second audible and visual alarm; the switch No. 4 pin of the relay KA1 and the switch No. 4 pin of the relay KA2 are connected with the positive electrode of the power supply, the switch No. 8 pin of the relay KA1 and the switch No. 8 pin of the relay KA2 are connected with the positive electrode of the first audible and visual alarm SG1, and the negative electrode of the first audible and visual alarm SG1 is connected with the negative electrode of the power supply; one end of the second audible and visual alarm is connected with a switch of the steel wire rope detection relay, the steel wire rope detection relay is connected with a positive electrode of the power supply, the other end of the second audible and visual alarm is connected with a negative electrode of the power supply, and the second audible and visual alarm and the steel wire rope detection relay form a flaw detection alarm loop.
According to the technical scheme, the rope loosening detection switch comprises a plurality of rope loosening detection switches, and two ends of each rope loosening detection switch are respectively connected with a power supply and coils of the relay KA 1.
According to the technical scheme, at least 2 rope loosening detection switches are arranged.
According to the technical scheme, the rope breakage detection switch comprises a plurality of rope breakage detection switches, and two ends of each rope breakage detection switch are respectively connected with a power supply and coils of the relay KA 2.
According to the technical scheme, the number of the rope breakage detection switches is at least 2.
According to the technical scheme, the detection alarm circuit further comprises an elevator control cabinet fault detection circuit, wherein the elevator control cabinet fault detection circuit comprises a relay KA1, a relay KA2 and a fault detection point X1; the pin 1 of the switch of the relay KA1 is connected with the positive electrode of the power supply, and the switch of the relay KA2 is connected with the switch of the relay KA1 in parallel; the pin 5 of the switch of the relay KA1 is connected with the fault detection point X1.
According to the technical scheme, the flaw detection alarm loop is provided with a plurality of branches, and each branch comprises a switch of a steel wire rope detection relay and an audible and visual alarm.
According to the technical scheme, at least 2 branches are connected in parallel.
Compared with the prior art, the utility model has the following beneficial effects:
by the scheme of the utility model, the detection circuit of the steel wire rope has the advantages of simple design, safety and applicability. When the elevator has the faults of rope loosening, rope breakage and damage, monitoring personnel can be timely reminded, so that the comfort and safety of the elevator are improved.
Drawings
FIG. 1 is a diagram of a rope payout detecting circuit according to the present utility model;
FIG. 2 is a diagram of a broken rope detection circuit according to the present utility model;
FIG. 3 is a diagram of a wire rope flaw detection circuit of the present utility model;
FIG. 4 is a diagram of a rope slackening and rope breakage fault feedback circuit of the utility model;
FIG. 5 is a diagram of a rope slackening and breakage alarm circuit of the utility model;
FIG. 6 is a diagram of the flaw detection alarm circuit of the steel wire rope.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
As shown in fig. 1 to 6, an elevator wire rope detection alarm circuit comprises a detection loop and an alarm loop; the detection loop comprises a detection switch, a steel wire rope flaw detector, a steel wire rope detection relay, a relay KA1 and a relay KA2; the detection switch comprises a rope loosening detection switch and a rope breakage detection switch, as shown in fig. 1, a pin 1 of the rope loosening detection switch is connected with the positive electrode of the power supply, a pin 2 of the rope loosening detection switch is connected with a pin 14 of a coil of the relay KA1, and a pin 13 of the coil of the relay KA1 is connected with the negative electrode of the power supply;
as shown in fig. 2, pin 1 of the rope breakage detection switch is connected with the positive electrode of the power supply, pin 2 of the rope breakage detection switch is connected with pin 14 of the coil of the relay KA2, and pin 13 of the coil of the relay KA2 is connected with the negative electrode of the power supply; one end of the wire rope flaw detector is connected with the positive electrode of the power supply, the other end of the wire rope flaw detector is connected with one end of the wire rope detection relay, and the other end of the wire rope detection relay is connected with the negative electrode of the power supply;
the alarm loop comprises an audible and visual alarm; as shown in fig. 3 and 5, the audible and visual annunciators include a first audible and visual annunciator SG1 and a second audible and visual annunciator; the switch No. 4 pin of the relay KA1 and the switch No. 4 pin of the relay KA2 are connected with the positive electrode of the power supply, the switch No. 8 pin of the relay KA1 and the switch No. 8 pin of the relay KA2 are connected with the positive electrode of the first audible and visual alarm SG1, and the negative electrode of the first audible and visual alarm SG1 is connected with the negative electrode of the power supply; one end of the second audible and visual alarm is connected with a switch of the steel wire rope detection relay, the steel wire rope detection relay is connected with a positive electrode of the power supply, the other end of the second audible and visual alarm is connected with a negative electrode of the power supply, and the second audible and visual alarm and the steel wire rope detection relay form a flaw detection alarm loop.
By the scheme of the utility model, the detection circuit of the steel wire rope has the advantages of simple design, safety and applicability. When the elevator has the faults of rope loosening, rope breakage and damage, monitoring personnel can be timely reminded, so that the comfort and safety of the elevator are improved.
Example two
This embodiment is a further refinement of embodiment one.
As shown in fig. 1, the rope loosening detection switches comprise a plurality of rope loosening detection switches, and two ends of each rope loosening detection switch are respectively connected with a power supply and a coil of a relay KA 1; at least 2 rope loosening detection switches.
Preferably, a plurality of elevator steel wire ropes, for example 5, are provided, and 5 rope loosening detection switches are provided, namely K1, K2, K3, K4 and K5; wherein, K1, K2, K3, K4 and K5 are connected in parallel; the rope loosening detection switches K1, K2, K3, K4 and K5 are respectively arranged on the 5 elevator steel wire ropes.
The broken rope detection switch comprises a plurality of broken rope detection switches, and two ends of each broken rope detection switch are respectively connected with a power supply and coils of the relay KA 2. At least 2 rope breakage detection switches.
Preferably, 5 rope breakage detection switches are arranged, namely K6, K7, K8, K9 and K10; wherein, K6, K7, K8, K9 and K10 are connected in parallel. The rope breakage detection switches K6, K7, K8, K9 and K10 are also respectively arranged on 5 corresponding steel wire ropes.
The detection alarm circuit further comprises an elevator control cabinet fault detection circuit, and as shown in fig. 4, the elevator control cabinet fault detection circuit comprises a relay KA1, a relay KA2 and a fault detection point X1; the pin 1 of the switch of the relay KA1 is connected with the positive electrode of the power supply, and the switch of the relay KA2 is connected with the switch of the relay KA1 in parallel; the pin 5 of the switch of the relay KA1 is connected with the fault detection point X1.
The flaw detection alarm loop is provided with a plurality of branches, and each branch comprises a switch of a steel wire rope detection relay and an audible and visual alarm. The branch is at least 2, and the branch is connected in parallel.
Preferably, the flaw detection alarm loop comprises 5 branches; each branch comprises a steel wire rope detection relay and a second audible and visual alarm.
For example, as shown in fig. 5 and 6, the first branch includes a wire rope detection relay KA3 and a second acoustic alarm SG2; the No. 1 pin of the relay KA3 is connected with the positive electrode of the power supply, the No. 5 pin of the relay KA3 is connected with the positive electrode of the audible and visual alarm SG2, and the negative electrode of the audible and visual alarm SG2 is connected with the negative electrode of the power supply.
The second branch comprises a wire rope detection relay KA4 and a second audible alarm SG3; the No. 1 pin of the relay KA4 is connected with the positive electrode of the power supply, the No. 5 pin of the relay KA4 is connected with the positive electrode of the audible and visual alarm SG3, and the negative electrode of the audible and visual alarm SG3 is connected with the negative electrode of the power supply.
The third branch comprises a wire rope detection relay KA5 and a second audible alarm SG4; the No. 1 pin of the relay KA5 is connected with the positive electrode of the power supply, the No. 5 pin of the relay KA5 is connected with the positive electrode of the audible and visual alarm SG4, and the negative electrode of the audible and visual alarm SG4 is connected with the negative electrode of the power supply.
The fourth branch comprises a steel wire rope detection relay KA6 and a second audible alarm SG5; the No. 1 pin of the relay KA6 is connected with the positive electrode of the power supply, the No. 5 pin of the relay KA6 is connected with the positive electrode of the audible and visual alarm SG5, and the negative electrode of the audible and visual alarm SG5 is connected with the negative electrode of the power supply.
The fifth branch comprises a wire rope detection relay KA7 and a second audible alarm SG6; the No. 1 pin of the relay KA7 is connected with the positive electrode of the power supply, the No. 5 pin of the relay KA7 is connected with the positive electrode of the audible and visual alarm SG6, and the negative electrode of the audible and visual alarm SG6 is connected with the negative electrode of the power supply.
Further, the rope-loosening detection switch adopts the existing device, such as an RZ-15GQ-B3 type micro switch.
Further, the rope breakage detection switch adopts the existing device, such as a BX-662 type photoelectric sensor.
Further, the wire rope flaw detector adopts the existing device, such as a JRT11-S portable elevator wire rope flaw detector.
Further, the relay employs existing means, such as RY4S-UL.
Further, the audible and visual annunciator adopts the existing device, such as AD16-22SM.
The working principle of the utility model is as follows: 1. when the elevator is in a running state and the steel wire rope is not in a rope loosening, rope breaking and damage state in the running state of the elevator, the rope loosening detection switches K1 to K5, the rope breaking detection switches K6 to K10 and the steel wire rope flaw detectors GS1 to GS5 are in a disconnected state, and the device does not work.
2. When the elevator is in a running state, and any one of the steel wire ropes in the elevator running state is in a rope loosening state, the corresponding detection switch from the rope loosening detection switch K1 to the rope loosening detection switch K5 is in a closed state; the relay KA1 acts, and the pins 1 and 5, the pins 4 and 8 of the relay KA1 are in a closed state; when the pins 1 and 5 of the relay KA1 are closed, the fault detection point X1 obtains a steel wire rope fault signal. When the pins No. 4 and No. 8 of the relay KA1 are closed, the device works when the rope is loosened, and the first audible and visual alarm SG1 sends out sound and lamplight alarm.
3. When the elevator is in a running state, and any one of the steel wire ropes in the running state of the elevator is in a rope breakage state, the corresponding detection switch of the rope breakage detection switches K6 to K10 is in a closed state; the relay KA2 acts, and the pins 1 and 5, the pins 4 and 8 of the relay KA2 are in a closed state; when the pins 1 and 5 of the relay KA2 are closed, the fault detection point X1 obtains a steel wire rope fault signal. When the pin 4 and the pin 8 are closed, the device breaks the rope, the first audible and visual alarm SG1 works, and sounds and light alarms.
4. When the elevator is in a running state and any one of the steel wire ropes is in a damaged state in the running process of the elevator, the detection switches corresponding to the steel wire rope flaw detectors GS1 to GS5 are in a closed state; the corresponding relays in the steel wire rope detection relays KA3 to KA7 act, and the pin 1 and the pin 5 of the steel wire rope detection relay are in a closed state; when the No. 1 pin and the No. 5 pin of the steel wire rope detection relay are in a closed state, the second audible and visual alarm corresponding to the device works to give out sound and lamplight alarm.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (8)
1. An elevator wire rope detects alarm circuit which characterized in that: comprises a detection loop and an alarm loop; the detection loop comprises a detection switch, a steel wire rope flaw detector, a steel wire rope detection relay, a relay KA1 and a relay KA2; the detection switch comprises a rope loosening detection switch and a rope breakage detection switch, a pin 1 of the rope loosening detection switch is connected with the positive electrode of the power supply, a pin 2 of the rope loosening detection switch is connected with a pin 14 of a coil of the relay KA1, and a pin 13 of the coil of the relay KA1 is connected with the negative electrode of the power supply;
the No. 1 pin of the rope breakage detection switch is connected with the positive electrode of the power supply, the No. 2 pin of the rope breakage detection switch is connected with the No. 14 pin of the coil of the relay KA2, and the No. 13 pin of the coil of the relay KA2 is connected with the negative electrode of the power supply; one end of the wire rope flaw detector is connected with the positive electrode of the power supply, the other end of the wire rope flaw detector is connected with one end of the wire rope detection relay, and the other end of the wire rope detection relay is connected with the negative electrode of the power supply;
the alarm loop comprises an audible and visual alarm; the audible and visual alarm comprises a first audible and visual alarm SG1 and a second audible and visual alarm; the switch No. 4 pin of the relay KA1 and the switch No. 4 pin of the relay KA2 are connected with the positive electrode of the power supply, the switch No. 8 pin of the relay KA1 and the switch No. 8 pin of the relay KA2 are connected with the positive electrode of the first audible and visual alarm SG1, and the negative electrode of the first audible and visual alarm SG1 is connected with the negative electrode of the power supply; one end of the second audible and visual alarm is connected with a switch of the steel wire rope detection relay, the steel wire rope detection relay is connected with a positive electrode of the power supply, the other end of the second audible and visual alarm is connected with a negative electrode of the power supply, and the second audible and visual alarm and the steel wire rope detection relay form a flaw detection alarm loop.
2. The elevator wire rope detection alarm circuit of claim 1, wherein: the rope loosening detection switch comprises a plurality of rope loosening detection switches, and two ends of each rope loosening detection switch are respectively connected with a power supply and coils of the relay KA 1.
3. The elevator wire rope detection alarm circuit of claim 2, wherein: at least 2 rope loosening detection switches.
4. The elevator wire rope detection alarm circuit of claim 1, wherein: the broken rope detection switch comprises a plurality of broken rope detection switches, and two ends of each broken rope detection switch are respectively connected with a power supply and coils of the relay KA 2.
5. The elevator wire rope detection alarm circuit of claim 4, wherein: at least 2 rope breakage detection switches.
6. The elevator wire rope detection alarm circuit of claim 1, wherein: the detection alarm circuit also comprises an elevator control cabinet fault detection circuit, wherein the elevator control cabinet fault detection circuit comprises a relay KA1, a relay KA2 and a fault detection point X1; the pin 1 of the switch of the relay KA1 is connected with the positive electrode of the power supply, and the switch of the relay KA2 is connected with the switch of the relay KA1 in parallel; the pin 5 of the switch of the relay KA1 is connected with the fault detection point X1.
7. The elevator wire rope detection alarm circuit of claim 1, wherein: the flaw detection alarm loop is provided with a plurality of branches, and each branch comprises a switch of a steel wire rope detection relay and an audible and visual alarm.
8. The elevator wire rope detection alarm circuit of claim 7, wherein: the branch is at least 2, and the branch is connected in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321983118.1U CN220245171U (en) | 2023-07-26 | 2023-07-26 | Elevator wire rope detects alarm circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321983118.1U CN220245171U (en) | 2023-07-26 | 2023-07-26 | Elevator wire rope detects alarm circuit |
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| Publication Number | Publication Date |
|---|---|
| CN220245171U true CN220245171U (en) | 2023-12-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321983118.1U Active CN220245171U (en) | 2023-07-26 | 2023-07-26 | Elevator wire rope detects alarm circuit |
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| Country | Link |
|---|---|
| CN (1) | CN220245171U (en) |
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2023
- 2023-07-26 CN CN202321983118.1U patent/CN220245171U/en active Active
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