CN-224225997-U - Safety protection device for elevator

CN224225997UCN 224225997 UCN224225997 UCN 224225997UCN-224225997-U

Abstract

The utility model discloses a safety protection device for a lifting machine, wherein the safety protection device for the lifting machine is fixed in a cavity of a lifting machine setting cavity, an observation door is arranged on the first surface of the cavity, a linkage module comprises a first linkage unit and a second linkage unit, the first linkage unit is located on the first surface, the second linkage unit is located on the observation door, the first linkage unit is located on a moving path of the second linkage unit along with the observation door, a control module comprises an equipment state receiving end, a third end and a fourth end, the control module judges the running state of the lifting machine according to equipment information received by the equipment state receiving end, and a further control module controls the first linkage unit and the second linkage unit to be contacted or controls the first linkage unit and the second linkage unit not to be contacted according to opening and closing conditions, so that the state adjustment of the observation door is realized, and the overall safety is improved.

Inventors

WU ZHONGTAO
PENG YUE
HU JUNYI
LIU CHANG
Bao Jiashu
LIU HUIWEN
WU XIAOYAN
LIU SHAOQIANG

Assignees

湖北中烟工业有限责任公司

Dates

Publication Date: 20260512
Application Date: 20250520

Claims (10)

1. The safety protection device of the elevator is characterized by comprising an elevator, an elevator setting cavity, a control module and a linkage module; The elevator setting cavity comprises a cavity, the elevator is fixed in the cavity, and an observation door is arranged on the first surface of the cavity; The interlocking module comprises a first interlocking unit and a second interlocking unit, wherein the first interlocking unit is positioned on the first surface, the second interlocking unit is positioned on the observation door, and the first interlocking unit is positioned on a moving path of the second interlocking unit along with the observation door; The control module comprises an equipment state receiving end, a third end and a fourth end; The equipment state output end is connected with the equipment state receiving end, the first end is connected with the third end, and the second end is connected with the fourth end; the control module judges the running state of the elevator according to the equipment information received by the equipment state receiving end, and controls the first interlocking unit to be contacted with the second interlocking unit or controls the first interlocking unit to be not contacted with the second interlocking unit according to the running state.
2. The elevator safety arrangement of claim 1, wherein the first interlock unit includes a first electromagnet and the second interlock unit includes a second electromagnet.
3. The elevator safety guard of claim 1, further comprising a detection module; The detection module is positioned on the second surface of the cavity and comprises a detection head which faces the first surface, and the detection module comprises a detection signal output end, wherein the first surface and the second surface are oppositely arranged or adjacently arranged; the control module comprises a detection signal input end; The detection signal output end is connected with the detection signal input end, and the control module judges the opening and closing condition of the observation door according to the opening and closing information received by the detection signal input end.
4. The elevator safety guard of claim 3 wherein the detection module includes a photodetector.
5. The elevator safety guard of claim 1 further comprising a mechanical interlock module comprising a catch and a locking structure, the locking structure being located on the first surface, the catch being located on the viewing door, and the locking structure being located on a path of movement of the catch with the viewing door.
6. The elevator safety guard of claim 1 further comprising a door opening button, the door opening button being coupled to the control module.
7. The elevator safety guard of claim 1 wherein the control module includes a programmable logic controller.
8. The elevator safety device of claim 1, further comprising a warning module secured to the cavity, the warning module coupled to the control module.
9. The elevator safety device of claim 8, wherein the alert module includes an alert light.
10. The elevator safety device of claim 8, wherein the alert module includes a voice prompt.

Description

Safety protection device for elevator Technical Field The utility model relates to the field of elevator equipment control, in particular to a safety protection device of an elevator. Background The daily maintenance of equipment is the basic requirement for ensuring the normal production of workshops, and the observation window of the traditional feeding elevator is inspected by manpower one by one to detect the switch state. However, in the production process, the situation that personnel cannot detect the situation in place easily, the situation that an operator approaches a switch to perform misoperation, the situation that an observation window is opened due to self factors of equipment such as vibration and the like when a lifter operates, namely the risk that the observation window is opened at will, and the like exist. Disclosure of utility model The utility model provides a safety protection device for a hoisting machine, which is characterized in that a linkage module is additionally arranged in the safety protection device for the hoisting machine, and a control module regulates and controls the linkage module according to received opening and closing information and received equipment information, so that the safety and reliability of the whole safety protection device for the hoisting machine are ensured. The utility model provides a safety protection device of a lifter, which comprises a lifter, a lifter setting cavity, a control module and a linkage module; The elevator setting cavity comprises a cavity, the elevator is fixed in the cavity, and an observation door is arranged on the first surface of the cavity; The interlocking module comprises a first interlocking unit and a second interlocking unit, wherein the first interlocking unit is positioned on the first surface, the second interlocking unit is positioned on the observation door, and the first interlocking unit is positioned on a moving path of the second interlocking unit along with the observation door; The control module comprises an equipment state receiving end, a third end and a fourth end; The equipment state output end is connected with the equipment state receiving end, the first end is connected with the third end, and the second end is connected with the fourth end; the control module judges the running state of the elevator according to the equipment information received by the equipment state receiving end, and controls the first interlocking unit to be contacted with the second interlocking unit or controls the first interlocking unit to be not contacted with the second interlocking unit according to the running state. Optionally, the first interlocking unit includes a first electromagnet, and the second interlocking unit includes a second electromagnet. Optionally, the elevator safety protection device further comprises a detection module; The detection module is positioned on the second surface of the cavity and comprises a detection head which faces the first surface, and the detection module comprises a detection signal output end, wherein the first surface and the second surface are oppositely arranged or adjacently arranged; the control module comprises a detection signal input end; The detection signal output end is connected with the detection signal input end, and the control module judges the opening and closing condition of the observation door according to the opening and closing information received by the detection signal input end. Optionally, the detection unit comprises a photodetector. Optionally, the elevator safety protection device further comprises a mechanical interlocking module, the mechanical interlocking module comprises a buckle and a locking structure, the locking structure is located on the first surface, the buckle is located on the observation door, and the locking structure is located on a moving path of the buckle along with the observation door. Optionally, the elevator safety protection device further comprises a door opening button, and the door opening button is connected with the control module. Optionally, the control module includes a programmable logic controller. Optionally, the elevator safety protection device further comprises a warning module, wherein the warning module is fixed on the cavity and is connected with the control module. Optionally, the warning module includes a warning light. Optionally, the warning module includes a voice prompter. The utility model provides a safety protection device of a lifting machine, which comprises the lifting machine and a lifting machine setting cavity, wherein the lifting machine setting cavity comprises a cavity and an observation door positioned at one side of the cavity, a lifting machine in the cavity can be observed through the observation door, the lifting machine belongs to an exposed state when the observation door is opened, the lifting machine belongs to a state in the cavity when the observation door is closed, the safety