CN116639564A - Elevator pit water inflow monitoring and risk avoiding device - Google Patents

Elevator pit water inflow monitoring and risk avoiding device Download PDF

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Publication number
CN116639564A
CN116639564A CN202310779457.6A CN202310779457A CN116639564A CN 116639564 A CN116639564 A CN 116639564A CN 202310779457 A CN202310779457 A CN 202310779457A CN 116639564 A CN116639564 A CN 116639564A
Authority
CN
China
Prior art keywords
water
elevator
pit
detection
collecting tank
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202310779457.6A
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Chinese (zh)
Inventor
张健
张洪华
徐顺武
林励
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Fujian Polytechnic Normal University
Original Assignee
Fujian Polytechnic Normal University
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fujian Polytechnic Normal University filed Critical Fujian Polytechnic Normal University
Priority to CN202310779457.6A priority Critical patent/CN116639564A/en
Publication of CN116639564A publication Critical patent/CN116639564A/en
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
    • B66B5/0006—Monitoring devices or performance analysers
    • B66B5/0018—Devices monitoring the operating condition of the elevator system
    • B66B5/0031—Devices monitoring the operating condition of the elevator system for safety reasons
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
    • B66B13/30—Constructional features of doors or gates
    • B66B13/301—Details of door sills
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
    • B66B5/0087—Devices facilitating maintenance, repair or inspection tasks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
    • B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
    • B66B5/021—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions the abnormal operating conditions being independent of the system
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B7/00—Other common features of elevators
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B50/00—Energy efficient technologies in elevators, escalators and moving walkways, e.g. energy saving or recuperation technologies

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  • Maintenance And Inspection Apparatuses For Elevators (AREA)

Abstract

The invention relates to the technical field of elevator water inflow monitoring, in particular to an elevator pit water inflow monitoring and risk avoiding device. Through setting up water catch bowl and detection groove on the landing sill of elevator well landing door, after the unexpected water source such as rainfall, clean water flows in, enter into the water catch bowl at first, and guide water into the pit inside through drain pipe and honeycomb duct, can avoid unexpected water source to directly enter into the elevator well, cause the destruction to elevator well inner wall and equipment that set up, through setting up water sensor A in the detection groove, by water sensor A detection when water gets into the detection groove, synchronous to the cloud terminal after information is synchronous to elevator control end and elevator maintenance personnel's mobile terminal with information by cloud terminal, realize the warning that elevator well intakes; the collecting groove is formed in the pit, the water pump is arranged on the outer side of the bottom of the elevator shaft, and when the water level in the pit exceeds the water level sensor B, accumulated water in the pit can be pumped out, so that the problem that the accumulated water in the pit causes elevator faults is avoided.

Description

Elevator pit water inflow monitoring and risk avoiding device
Technical Field
The invention relates to the technical field of elevator water inflow monitoring, in particular to an elevator pit water inflow monitoring and risk avoiding device.
Background
The elevator shaft is a structure through which the elevator car passes, a plurality of parts for detecting the position of the elevator, sliding rails for shifting the elevator car and the like are arranged in the elevator shaft, and if external water enters the elevator shaft, the operation of the elevator can be influenced, and serious elevator accidents can be caused; elevator hoistway water typically enters from landing sill, common sources include clean water, rain, users forget to turn off the faucet, and elevator pit water accumulation.
The existing elevators are mainly characterized in that accumulated water detection is only arranged in an elevator pit, detection of water entering a landing sill is omitted, and the elevator cannot be processed in time after water enters an elevator shaft, so that an elevator pit water entering monitoring and risk avoiding device is provided for the problems.
Disclosure of Invention
The invention aims to provide an elevator pit water inflow monitoring and risk avoiding device for solving the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the elevator pit water inflow monitoring and danger avoiding device comprises a protection mechanism arranged at a landing sill on an elevator shaft and a drainage mechanism arranged at the elevator shaft pit, wherein the protection mechanism comprises a water collecting tank and a detection tank which are sequentially arranged on the landing sill from outside to inside, drainage pipes extending out of the landing sill are arranged at the bottom of the water collecting tank, each drainage pipe is connected with a drainage pipe, the bottom of each drainage pipe extends into the pit of the elevator shaft, and a water immersion sensor A is arranged on the inner wall of the detection tank;
the drainage mechanism comprises a water pump arranged at the bottom of the elevator shaft and a water collecting tank arranged inside the pit, the water collecting tank is in a lower limit shape, a water suction pipe of the water pump stretches into the water collecting tank, and a water immersion sensor B is arranged on the inner wall of the pit.
As a preferable scheme, the tops of the water collecting tank and the detection tank are both provided with a hollowed-out cover plate, and the top of the hollowed-out cover plate is flush with the top panel of the landing sill.
As a preferable scheme, the water collecting tank and the two ends of the detection tank are respectively attached to the door frame of the landing door, the top of the partition plate at intervals between the water collecting tank and the detection tank is attached to the hollowed-out cover plate, and the bottom of the detection tank is connected with the discharge pipe through a pipeline.
As a preferable scheme, an elevator car sliding rail for the elevator car to move is arranged on the side wall inside the elevator shaft, and the bottom of the elevator car sliding rail extends to the upper side of the water sensor B.
As a preferable scheme, a mounting frame is fixedly arranged on one side of the bottom of the elevator shaft, a control box and a water pump are sequentially arranged on the mounting frame, a concave collecting groove is formed in the middle of the pit, and a water suction pipe of the water pump extends into the collecting groove.
As a preferred scheme, the relay, the PLC and the communication module are respectively arranged in the control box, the control signal access end of the relay is connected with the control signal output end of the PLC through an electric signal, and the electric energy output end of the relay is connected with the electric energy access end of the water pump through a wire.
As a preferable scheme, the detection signal output ends of the water logging sensor A and the water logging sensor B are respectively and electrically connected with the detection signal access end of the PLC.
As a preferable scheme, the communication module is connected with the serial port of the PLC through a serial port line, and the communication module is connected with the cloud terminal in a communication way.
According to the technical scheme provided by the invention, the elevator pit water inlet monitoring and risk avoiding device has the beneficial effects that:
through setting up water catch bowl and detection groove on the landing sill of elevator well landing door, after unexpected water source such as rainfall, clean water flows in, enter into the water catch bowl at first, and inside leading water to the pit through drain pipe and honeycomb duct, can avoid unexpected water source directly entering into the elevator well, cause the destruction to elevator well inner wall and the equipment that sets up, through setting up water sensor A in the detection groove, when unexpected water source's water yield is too big, water gets into the detection inslot and is detected by water sensor A, water sensor A transmits the detection information to the PLC controller, synchronize the cloud terminal with information by the PLC controller, then synchronize the mobile terminal of elevator control end and elevator maintainer with information by the cloud terminal, realize the warning of elevator well intaking;
through set up water logging sensor B on the inner wall of pit, can monitor the inside ponding condition of pit in real time, and set up the collection groove on the pit to the elevator well bottom outside has set up the water pump, when the inside water level of pit exceeded water logging sensor B, can take out the ponding of pit inside, avoids the inside ponding of pit to lead to the problem of elevator trouble.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an elevator pit water inlet monitoring and danger avoiding device;
FIG. 2 is a schematic diagram of a cross-sectional structure of an elevator pit water inlet monitoring and risk avoiding device according to the present invention;
FIG. 3 is a schematic view of the structure of the area A in FIG. 2 according to the present invention;
fig. 4 is a schematic diagram of the internal structure of the control box in the present invention.
In the figure: 1. an elevator hoistway; 11. a landing door; 12. landing sill; 13. a pit; 14. a collection trough; 15. an elevator car slide rail; 2. a protective structure; 21. a water collection tank; 22. a detection groove; 23. hollow cover plates; 24. a water immersion sensor A; 25. a discharge pipe; 26. a flow guiding pipe; 3. a control box; 31. a mounting frame; 32. a water pump; 33. a water pumping pipe; 4. a water immersion sensor B; 5. a relay; 51. a PLC controller; 52. and a communication module.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
In order to better understand the above technical solutions, the following detailed description will be given with reference to the accompanying drawings and the specific embodiments.
As shown in fig. 1-4, the embodiment of the invention provides an elevator pit water inlet monitoring and risk avoiding device, which comprises a protection mechanism 2 arranged at a landing sill 12 on an elevator shaft 1 and a drainage mechanism arranged at a pit 13 of the elevator shaft 1, wherein the protection mechanism 2 comprises a water collecting tank 21 and a detection tank 22 which are sequentially arranged on the landing sill 12 from outside to inside, the bottom of the water collecting tank 21 is provided with a drain pipe 25 extending out of the landing sill 12, each drain pipe 25 is connected with a guide pipe 26, the bottom of the guide pipe 26 extends into the pit 13 of the elevator shaft 1, and the inner wall of the detection tank 22 is provided with a water immersion sensor a24;
the drainage mechanism comprises a water pump 32 arranged at the bottom of the elevator shaft 1 and a water collecting tank 21 arranged in the pit 13, the water collecting tank 21 is in a lower limit shape, a water suction pipe 33 of the water pump 32 stretches into the water collecting tank 21, and a water immersion sensor B4 is arranged on the inner wall of the pit 13.
In the device, the water collecting tank 21 and the top of the detection tank 22 are respectively provided with a hollowed-out cover plate 23, the top of the hollowed-out cover plate 23 is flush with the top panel of the landing sill 12, the two ends of the water collecting tank 21 and the two ends of the detection tank 22 are respectively attached to the door frame of the landing door 11, the top of a partition plate spaced between the water collecting tank 21 and the detection tank 22 is attached to the hollowed-out cover plate 23, and the bottom of the detection tank 22 is connected with the discharge pipe 25 through a pipeline.
In the above device, an elevator car slide rail 15 for elevator car displacement is provided on the side wall inside the elevator hoistway 1, and the bottom of the elevator car slide rail 15 extends to above the water sensor B4.
In the device, a mounting frame 31 is fixedly arranged on one side of the bottom of an elevator shaft 1, a control box 3 and a water pump 32 are sequentially arranged on the mounting frame 31, a concave collecting groove 14 is formed in the middle of a pit 13, and a water suction pipe 33 of the water pump 32 extends into the collecting groove 14.
In the above device, the relay 5, the PLC controller 51 and the communication module 52 are respectively disposed in the control box 3, the control signal access end of the relay 5 is connected with the control signal output end of the PLC controller 51 through an electrical signal, the electrical energy output end of the relay 5 is connected with the electrical energy access end of the water pump 32 through a wire, the communication module 52 is connected with the serial port of the PLC controller 51 through a serial port line, and the communication module 52 is connected with the cloud terminal in a communication manner.
In the above device, the detection signal output ends of the water logging sensor a24 and the water logging sensor B4 are electrically connected to the detection signal access end of the PLC controller 51, respectively.
Embodiments of the present invention will be described in further detail below with reference to the attached drawings:
referring to fig. 1-4, the elevator comprises a protection mechanism 2 arranged on an elevator shaft 1 at a landing sill 12 and a drainage mechanism arranged at a pit 13 of the elevator shaft 1;
the protection mechanism 2 comprises a water collecting tank 21 and a detection tank 22 which are sequentially arranged on the landing sill 12 from outside to inside, drain pipes 25 extending out of the landing sill 12 are arranged at the bottom of the water collecting tank 21, each drain pipe 25 is connected with a drain pipe 26, the bottom of each drain pipe 26 extends into a pit 13 of the elevator hoistway 1, a water immersion sensor A24 is arranged on the inner wall of the detection tank 22, the water collecting tank 21 is used for collecting water to be entered into the elevator hoistway 1 and is discharged by the drain pipes 25 and the drain pipes 26, the effect of preventing the water from entering the elevator hoistway 1 is achieved, and the risk avoidance of the elevator is realized;
further, water catch bowl 21 and detection groove 22 top all are provided with fretwork apron 23, and fretwork apron 23 top is gone up in landing sill 12 top panel flushes, water catch bowl 21 and detection groove 22 both ends all laminate landing door 11's door frame, the spaced baffle top is laminated with fretwork apron 23 between 21 and the detection groove 22, detection groove 22 bottom is connected through pipeline and discharge pipe 25, when the drainage rate of water catch bowl 21 is insufficient to get rid of unexpected water, unexpected water flows into in the detection groove 22, water logging sensor A24 that is set up in the detection groove 22 detects, water logging sensor A24 gives PLC controller 51 with information transmission, PLC controller 51 is synchronous to cloud terminal through communication module 52 with the detection information, cloud terminal simultaneously sends this information to elevator control end and elevator manager's cell-phone terminal, make elevator well 1 warning of intaking, elevator control end can set up the procedure, when this warning information is received, control elevator traction machine stops running, open the elevator door behind the slow stop in near floor, supply personnel's field, good danger avoiding effect has been played, elevator well 1 internal facility after the trouble of intaking has led to the problem of elevator well.
Referring to fig. 1 and 2, the drainage mechanism comprises a water pump 32 arranged at the bottom of an elevator shaft 1 and a water collecting tank 21 arranged in a pit 13, wherein the water collecting tank 21 is in a lower limit shape, a water suction pipe 33 of the water pump 32 stretches into the water collecting tank 21, a water immersion sensor B4 is arranged on the inner wall of the pit 13, a mounting frame 31 is fixedly arranged at one side of the bottom of the elevator shaft 1, a control box 3 and the water pump 32 are sequentially arranged on the mounting frame 31, a concave collecting tank 14 is arranged in the middle of the pit 13, and the water suction pipe 33 of the water pump 32 stretches into the collecting tank 14;
the detection signal output ends of the water immersion sensor A24 and the water immersion sensor B4 are respectively and electrically connected with the detection signal access end of the PLC 51;
through setting up water catch bowl and detection groove on the landing sill of elevator well landing door, after unexpected water source such as rainfall, clean water flows in, enter into the water catch bowl at first, and inside leading water to the pit through drain pipe and honeycomb duct, can avoid unexpected water source directly entering into the elevator well, cause the destruction to elevator well inner wall and the equipment that sets up, through setting up water sensor A in the detection groove, when unexpected water source's water yield is too big, water gets into the detection inslot and is detected by water sensor A, water sensor A transmits the detection information to the PLC controller, synchronize the cloud terminal with information by the PLC controller, then synchronize the mobile terminal of elevator control end and elevator maintainer with information by the cloud terminal, realize the warning of elevator well intaking;
the water immersion sensor B4 is used for detecting the water level in the pit 13, when the water level exceeds a set value, the PLC 51 controls the relay 5 to start the water pump 32, the relay 5 is a time relay, and the water immersion sensor is automatically closed after being started for a certain time and is used for emptying accumulated water in the pit 13.
In this embodiment, be provided with the elevator car slide rail 15 that supplies elevator car displacement on the inside lateral wall of elevator well 1, and elevator car slide rail 15 bottom extends to water logging sensor B4 top, avoids the elevator car to slide to the pit 13 inside when contacting ponding.
In this embodiment, control box 3 inside is provided with relay 5, PLC controller 51 and communication module 52 respectively, relay 5's control signal access end passes through the control signal output end of electrical signal connection PLC controller 51, relay 5's electric energy output end passes through the electric energy access end of wire connection water pump 32, communication module 52 passes through serial ports line and PLC controller 51 serial ports connection, communication module 52 and cloud terminal communication connection, through setting up water logging sensor A in the detection groove, when the water yield of unexpected water source is too big, water gets into the detection inslot and is detected by water logging sensor A, water logging sensor A will detect information transmission for the PLC controller, be synchronous to cloud terminal with information by the PLC controller, be synchronous to elevator control end and elevator maintainer's mobile terminal by the cloud terminal again, realize elevator well water inflow's warning, through set up water logging sensor B on the inner wall of pit, can be real-time measurement pit inside ponding condition, and set up the collection groove on the pit, and the elevator bottom outside has set up the water pump, when the inside water logging sensor B is taken out to the inside ponding pit, can be avoided the inside problem of pit to lead to the inside the elevator pit to the trouble.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The utility model provides an elevator pit water inflow control and avoid dangerous device, includes protection machanism (2) that elevator well (1) set up in landing door sill (12) department and the drainage machanism that elevator well (1) pit (13) department set up, its characterized in that: the protection mechanism (2) comprises a water collecting tank (21) and a detection tank (22) which are sequentially arranged on the landing sill (12) from outside to inside, drain pipes (25) extending out of the landing sill (12) are arranged at the bottom of the water collecting tank (21), each drain pipe (25) is connected with a guide pipe (26), the bottom of each guide pipe (26) extends into a pit (13) of the elevator hoistway (1), and a water immersion sensor A (24) is arranged on the inner wall of the detection tank (22);
the drainage mechanism comprises a water pump (32) arranged at the bottom of an elevator hoistway (1) and a water collecting tank (21) arranged inside a pit (13), wherein the water collecting tank (21) is in a lower limit shape, a water suction pipe (33) of the water pump (32) stretches into the water collecting tank (21), and a water immersion sensor B (4) is arranged on the inner wall of the pit (13).
2. The elevator pit water intake monitoring and risk avoiding device according to claim 1, wherein: the water collecting tank (21) and the detecting tank (22) are provided with hollowed-out cover plates (23), and the tops of the hollowed-out cover plates (23) are flush with the top panel of the landing sill (12).
3. The elevator pit water intake monitoring and risk avoiding device according to claim 1, wherein: the water collecting tank (21) and the detection tank (22) are both attached to the door frame of the landing door (11), the top of the partition plate at intervals between the water collecting tank (21) and the detection tank (22) is attached to the hollowed-out cover plate (23), and the bottom of the detection tank (22) is connected with the discharge pipe (25) through a pipeline.
4. The elevator pit water intake monitoring and risk avoiding device according to claim 1, wherein: an elevator car sliding rail (15) for the elevator car to move is arranged on the side wall of the interior of the elevator hoistway (1), and the bottom of the elevator car sliding rail (15) extends to the position above the water immersion sensor B (4).
5. The elevator pit water intake monitoring and risk avoiding device according to claim 1, wherein: the elevator is characterized in that a mounting frame (31) is fixedly arranged on one side of the bottom of the elevator shaft (1), a control box (3) and a water pump (32) are sequentially arranged on the mounting frame (31), a concave collecting groove (14) is formed in the middle of the pit (13), and a water suction pipe (33) of the water pump (32) stretches into the collecting groove (14).
6. The elevator pit water intake monitoring and risk avoiding device according to claim 5, wherein: the intelligent control system is characterized in that a relay (5), a PLC (programmable logic controller) 51 and a communication module 52 are respectively arranged inside the control box (3), a control signal access end of the relay (5) is connected with a control signal output end of the PLC (51) through an electric signal, and an electric energy output end of the relay (5) is connected with an electric energy access end of the water pump (32) through a wire.
7. The elevator pit water intake monitoring and risk avoiding device according to claim 1, wherein: the detection signal output ends of the water immersion sensor A (24) and the water immersion sensor B (4) are respectively and electrically connected with the detection signal access end of the PLC (51).
8. The elevator pit water intake monitoring and risk avoiding device of claim 6, wherein: the communication module (52) is connected with a serial port of the PLC (51) through a serial port line, and the communication module (52) is connected with the cloud terminal in a communication mode.
CN202310779457.6A 2023-06-29 2023-06-29 Elevator pit water inflow monitoring and risk avoiding device Pending CN116639564A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310779457.6A CN116639564A (en) 2023-06-29 2023-06-29 Elevator pit water inflow monitoring and risk avoiding device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310779457.6A CN116639564A (en) 2023-06-29 2023-06-29 Elevator pit water inflow monitoring and risk avoiding device

Publications (1)

Publication Number Publication Date
CN116639564A true CN116639564A (en) 2023-08-25

Family

ID=87640180

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310779457.6A Pending CN116639564A (en) 2023-06-29 2023-06-29 Elevator pit water inflow monitoring and risk avoiding device

Country Status (1)

Country Link
CN (1) CN116639564A (en)

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