CN210150535U - Electromagnetic type elevator anti-falling buffer device - Google Patents
Electromagnetic type elevator anti-falling buffer device Download PDFInfo
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- CN210150535U CN210150535U CN201920938311.0U CN201920938311U CN210150535U CN 210150535 U CN210150535 U CN 210150535U CN 201920938311 U CN201920938311 U CN 201920938311U CN 210150535 U CN210150535 U CN 210150535U
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- elevator
- electromagnet
- distribution box
- elevator car
- receiving module
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Abstract
An electromagnetic type elevator anti-falling buffering device comprises an elevator car, wherein a first electromagnet is mounted at the bottom of the elevator car and is connected with the power output of a first distribution box through an electric wire, the first distribution box is mounted at the top of the elevator car, and an acceleration sensor and an instantaneous speed sensor are mounted at the top of the elevator car; a second electromagnet opposite to the first electromagnet is fixedly arranged on the ground of the elevator shaft, the second electromagnet is connected with the power output of a second distribution box, and a sensor signal receiving module is fixedly arranged on the ground of the elevator shaft; the signal output of the acceleration sensor and the instantaneous speed sensor is connected with the signal input of the sensor signal receiving module, and the output of the sensor signal receiving module is connected with the control input of the first distribution box and the second distribution box; the utility model discloses an electromagnetic repulsion is as the protection protective screen of elevator, can effectively reduce because of the elevator falls the injury that causes the human body, and intelligent degree is high, and factor of safety is secure.
Description
Technical Field
The utility model relates to an elevator safety technical field, concretely relates to electromagnetic type elevator buffer of preventing falling.
Background
The various protection devices of elevators are layered endlessly for the safety of the passengers of the elevator, but a tragedy of the elevator falling to the end occurs all the time. Although the existing elevator protection devices are multiple, most of the existing elevator protection devices are low in intelligent degree and safety coefficient, and cannot fundamentally solve the problem of injury to elevator passengers caused by free falling motion of an elevator and bottom-hole collision of the elevator, so that an electromagnetic type elevator anti-falling buffer device with high intelligent degree and guaranteed safety coefficient is urgently needed to be designed.
Disclosure of Invention
In order to overcome the shortcoming of the prior art, the utility model aims to provide an electromagnetic type elevator prevents buffer that falls can effectively reduce because of the elevator falls the injury that causes the human body, and intelligent degree is high, and factor of safety is secure.
In order to achieve the purpose, the utility model adopts the following technical scheme:
an electromagnetic type elevator anti-falling buffering device comprises an elevator car 1, wherein a first electromagnet 7 is installed at the bottom of the elevator car 1, the first electromagnet 7 is connected with the power output of a first distribution box 3 through an electric wire 2, the first distribution box 3 is installed at the top of the elevator car 1, and an acceleration sensor 4 and an instantaneous speed sensor 5 are installed at the top of the elevator car 1;
a second electromagnet 10 opposite to the first electromagnet 7 is fixedly arranged on the elevator shaft ground 11, the second electromagnet 10 is connected with the power output of a second distribution box 8, and a sensor signal receiving module 9 is fixedly arranged on the elevator shaft ground 11;
the signal output of the acceleration sensor 4 and the signal output of the instantaneous speed sensor 5 are connected with the signal input of the sensor signal receiving module 9, and the output of the sensor signal receiving module 9 is connected with the control input of the first distribution box 3 and the second distribution box 8.
The second electromagnet 10 and the first electromagnet 7 are opposite in homopolar, and the first electromagnet 7 is fixed at the bottom of the elevator car 1 through bolts.
The bottom of the elevator cage 1 is provided with a layer of electromagnetic insulating net 6.
The second distribution box 8 and the sensor signal receiving module 9 are distant from the ground.
The electric wire 2 is arranged in the wire groove.
The utility model has the advantages that:
1. the utility model discloses factor of safety is high. The electromagnetic repulsion is used as a protection barrier of the elevator, so that tragedies that the elevator falls to the bottom can not occur any more, and the harm to passengers caused by collision between the free falling body of the elevator and the ground is reduced to the maximum extent.
2. The utility model discloses intelligent degree is high. It adopts a plurality of sensors to monitor elevator real-time speed, reaches the early warning value when elevator speed, the utility model provides an electromagnetic means begins work to can increase electromagnetic means's supply current along with the increase of speed, and then increase electromagnetic repulsion, play the cushioning effect to elevator car at farther distance.
3. The utility model discloses sexual valence relative altitude. The electromagnetic device has simple structure, low price and easy installation and maintenance, and can be installed and used on the existing elevator.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a control block diagram of the present invention.
Detailed Description
The construction and operation of the present invention will be described in detail with reference to the accompanying drawings.
Referring to fig. 1 and 2, an electromagnetic type elevator anti-falling buffering device comprises an elevator car 1, wherein a first electromagnet 7 is installed at the bottom of the elevator car 1, the first electromagnet 7 is connected with the power output of a first distribution box 3 through an electric wire 2, the first distribution box 3 is installed at the top of the elevator car 1, and an acceleration sensor 4 and an instantaneous speed sensor 5 are installed at the top of the elevator car 1;
a second electromagnet 10 opposite to the first electromagnet 7 is fixedly arranged on the elevator shaft ground 11, the second electromagnet 10 is connected with the power output of a second distribution box 8, and a sensor signal receiving module 9 is fixedly arranged on the elevator shaft ground 11;
the signal output of the acceleration sensor 4 and the signal output of the instantaneous speed sensor 5 are connected with the signal input of the sensor signal receiving module 9, and the output of the sensor signal receiving module 9 is connected with the control input of the first distribution box 3 and the second distribution box 8.
The second electromagnet 10 and the first electromagnet 7 are opposite in homopolar, and the first electromagnet 7 is fixed at the bottom of the elevator car 1 through bolts.
The bottom of the elevator car 1 is provided with a layer of electromagnetic insulating net 6, so that the electromagnetic injury to passengers in the elevator car 1 when the electromagnetism is too large is ensured.
The second distribution box 8 and the sensor signal receiving module 9 are away from the ground, so that short circuit of the device caused by water seepage at the bottom of the elevator shaft is prevented.
The wires 2 are arranged in the wire grooves, so that the wires are prevented from scraping and rubbing the periphery due to the lifting of the elevator.
The utility model discloses a theory of operation does:
when the acceleration sensor 4 detects that the acceleration of the elevator car 1 is the acceleration of a free falling body or reaches an early warning value, and the instantaneous speed detected by the instantaneous speed sensor 5 reaches the early warning value, the acceleration sensor 4 and the instantaneous speed sensor 5 send signals to the sensor signal receiving module 9, and the sensor signal receiving module 9 controls the first distribution box 3 and the second distribution box 8 to be electrified; the sensor signal receiving module 9 correspondingly increases the supply currents of the first electromagnet 7 and the second electromagnet 10 through the first distribution box 3 and the second distribution box 8 according to the lifting of the speed of the elevator car 1, so that the buffering effect of the electromagnetic repulsion on the elevator car 1 is ensured.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides an electromagnetic type elevator prevents buffer that falls, includes elevator car (1), its characterized in that: the bottom of the elevator car (1) is provided with a first electromagnet (7), the first electromagnet (7) is connected with the power output of a first distribution box (3) through an electric wire (2), the first distribution box (3) is arranged at the top of the elevator car (1), and the top of the elevator car (1) is provided with an acceleration sensor (4) and an instantaneous speed sensor (5);
a second electromagnet (10) opposite to the first electromagnet (7) is fixedly arranged on the elevator shaft ground (11), the second electromagnet (10) is connected with the power output of the second distribution box (8), and a sensor signal receiving module (9) is fixedly arranged on the elevator shaft ground (11);
the signal output of the acceleration sensor (4) and the instantaneous speed sensor (5) is connected with the signal input of the sensor signal receiving module (9), and the output of the sensor signal receiving module (9) is connected with the control input of the first distribution box (3) and the second distribution box (8).
2. The electromagnetic type elevator anti-falling buffer device as claimed in claim 1, wherein: the second electromagnet (10) and the first electromagnet (7) are opposite in homopolar, and the first electromagnet (7) is fixed at the bottom of the elevator car (1) through a bolt.
3. The electromagnetic type elevator anti-falling buffer device as claimed in claim 1, wherein: the bottom of the elevator car (1) is provided with a layer of electromagnetic insulating net (6).
4. The electromagnetic type elevator anti-falling buffer device as claimed in claim 1, wherein: and the second distribution box (8) and the sensor signal receiving module (9) are away from the ground.
5. The electromagnetic type elevator anti-falling buffer device as claimed in claim 1, wherein: the electric wire (2) is arranged in the wire groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920938311.0U CN210150535U (en) | 2019-06-20 | 2019-06-20 | Electromagnetic type elevator anti-falling buffer device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920938311.0U CN210150535U (en) | 2019-06-20 | 2019-06-20 | Electromagnetic type elevator anti-falling buffer device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210150535U true CN210150535U (en) | 2020-03-17 |
Family
ID=69763622
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920938311.0U Active CN210150535U (en) | 2019-06-20 | 2019-06-20 | Electromagnetic type elevator anti-falling buffer device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210150535U (en) |
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2019
- 2019-06-20 CN CN201920938311.0U patent/CN210150535U/en active Active
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