CN107956680A - Prevent the soaked system of elevator and its control method - Google Patents
Prevent the soaked system of elevator and its control method Download PDFInfo
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- CN107956680A CN107956680A CN201711279554.XA CN201711279554A CN107956680A CN 107956680 A CN107956680 A CN 107956680A CN 201711279554 A CN201711279554 A CN 201711279554A CN 107956680 A CN107956680 A CN 107956680A
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- 238000000034 method Methods 0.000 title claims abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 109
- 239000007788 liquid Substances 0.000 claims abstract description 104
- 238000001514 detection method Methods 0.000 claims abstract description 85
- 239000012530 fluid Substances 0.000 claims description 65
- 238000004891 communication Methods 0.000 claims description 11
- 238000005086 pumping Methods 0.000 claims description 8
- 230000003247 decreasing effect Effects 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims description 4
- 238000009825 accumulation Methods 0.000 abstract description 5
- 238000007667 floating Methods 0.000 description 9
- 238000009435 building construction Methods 0.000 description 2
- 239000003673 groundwater Substances 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/06—Control using electricity
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D19/00—Keeping dry foundation sites or other areas in the ground
- E02D19/06—Restraining of underground water
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Maintenance And Inspection Apparatuses For Elevators (AREA)
Abstract
The invention discloses one kind to prevent the soaked system of elevator and its control method, prevent the soaked system of elevator from including elevator foundation pit, sump, collecting conduit, water pump, the first liquid level detection device, the second liquid level detection device, main control mechanism, the shaft bottom absolute altitude of sump is less than the hole bottom absolute altitude of elevator foundation pit, elevator foundation pit is connected by collecting conduit and sump, collecting conduit has water inlet, water outlet, the absolute altitude of water inlet is higher than the absolute altitude of water outlet, and water inlet is located at the bottom of elevator foundation pit；Water pump, the first liquid level detection device are respectively provided in sump, and the second liquid level detection device is located in elevator foundation pit, and water pump, the first liquid level detection device, the second liquid level detection device are electrically connected with main control mechanism respectively.This prevents the soaked system of elevator from being monitored in real time for elevator foundation pit ponding, it is ensured that in time excludes the ponding in elevator foundation pit when water accumulation level goes up.
Description
Technical field
The present invention relates to the realm of building construction, more particularly to one kind to prevent the soaked system of elevator and its control method.
Background technology
With the continuous social and economic development, in Building Construction, elevator is equipped with, when level of ground water is higher than
During elevator foundation pit, sump is equipped with the periphery of elevator foundation pit, for reducing the water level of elevator foundation pit, yet with geological condition
And the reason for groundwater infiltration coefficient, the method that sump precipitation is set in elevator foundation pit periphery is taken, it is difficult to ensure that in time will
Ponding in elevator foundation pit excludes, and causes elevator soaked.
The content of the invention
It is an object of the invention to provide one kind to prevent the soaked system of elevator and its control method, this prevents the soaked system of elevator
System monitors in real time for elevator foundation pit ponding, it is ensured that in time excludes the ponding in elevator foundation pit when water accumulation level goes up.
Its technical solution is as follows：
Prevent the soaked system of elevator, including elevator foundation pit, sump, collecting conduit, water pump, the first liquid level detection device,
Second liquid level detection device, main control mechanism, the shaft bottom absolute altitude of the sump are less than the hole bottom absolute altitude of the elevator foundation pit, institute
State elevator foundation pit to be connected by the collecting conduit and the sump, the collecting conduit has water inlet, water outlet, institute
The absolute altitude for stating water inlet is higher than the absolute altitude of water outlet, and the water inlet is located at the bottom of elevator foundation pit；
The water pump, the first liquid level detection device are respectively provided in the sump, and second liquid level detection device is set
In the elevator foundation pit, the water pump, the first liquid level detection device, the second liquid level detection device respectively with the master controller
Structure is electrically connected.
The collecting conduit includes the first pipeline, check-valves, second pipe, and the check-valves has water inlet valve port, water outlet
Valve port, the water inlet valve port are connected by the first pipeline and the bottom of the elevator foundation pit, and the water outlet valve port passes through described
Second pipe catchments into being connected with described.
Pump control unit has been further included, the pump control unit includes pump power controller, water pump control modules,
The pump power controller respectively with the water pump, water pump control modules be electrically connected, the water pump control modules with it is described
Main control mechanism is electrically connected.
Elevator(lift) machine room, elevator controlling module have been further included, the elevator(lift) machine room is electrically connected with the elevator controlling module,
The elevator controlling module is electrically connected with the main control mechanism.
It is 500mm to 1200mm that the shaft bottom absolute altitude of the sump is differed with the hole bottom absolute altitude of the elevator foundation pit, described
The bottom hole spacing of first liquid level detection device to sump is 100mm to 250mm, second liquid level detection device to the electricity
The hole bottom distance of terraced foundation pit is 100mm to 250mm.
First liquid level detection device includes the first floating-ball level switch, the first fluid level control device, and described first is floating
Ball liquid-level switch is electrically connected with first fluid level control device, first fluid level control device and the main control mechanism
It is electrically connected.
Second liquid level detection device includes the second floating-ball level switch, the second fluid level control device, and described second is floating
Ball liquid-level switch is electrically connected with second fluid level control device, second fluid level control device and the main control mechanism
It is electrically connected.
The main control mechanism include console controller, main power source controller, communication module, the main power source controller,
Communication module is electrically connected with the console controller respectively.
Prevent the control method of the soaked system of elevator, comprise the following steps,
Ponding in elevator foundation pit flows to sump by collecting conduit, and the first liquid level detection device detects sump
The the first ponding upper limit fluid value detected is transferred to master controller by the first ponding upper limit fluid value, the first liquid level detection device
Structure, main control mechanism send instruction of drawing water, pumping for water pump to water pump；The water level decreasing of sump, the inspection of the first liquid level detection device
The first ponding lower limit fluid value is measured, main control mechanism is sent to water pump closes down instruction, and water pump stops pumping；
When collecting conduit blocks, the second liquid level detection device detects the second ponding upper limit liquid level of elevator foundation pit
The the second ponding upper limit fluid value detected is transferred to main control mechanism, main control mechanism hair by value, the second liquid level detection device
Go out alarm.
It is further comprising the steps of,
Second liquid level detection device detects the second ponding upper limit fluid value of elevator foundation pit, and the second liquid level detection device will
The the second ponding upper limit fluid value detected is transferred to main control mechanism, and main control mechanism sends ponding letter to elevator controlling module
Number, elevator controlling module sends control signal, elevator(lift) machine room hoisting elevator carriage to elevator(lift) machine room, and lift car leaves elevator base
Cheat ponding liquid level.
It should be noted that：
Foregoing " first, second " does not represent specific quantity and order, is only used for the differentiation to title.
Advantages of the present invention or principle are illustrated below：
1st, originally prevent the soaked system of elevator from including elevator foundation pit, sump, collecting conduit, water pump, the first level sensing dress
Put, the second liquid level detection device, main control mechanism, when the water accumulation level in elevator foundation pit rises, the ponding in elevator foundation pit
Sump is flowed to by collecting conduit, the first liquid level detection device detects the first ponding upper limit fluid value of sump, first
The the first ponding upper limit fluid value detected is transferred to main control mechanism by liquid level detection device, and main control mechanism is sent to water pump
Draw water instruction, pumping for water pump；
By drawing water for water pump, make the water level decreasing of sump, when the first liquid level detection device is detected under the first ponding
When limiting fluid value, the first ponding lower limit fluid value detected is transferred to main control mechanism, master control by the first liquid level detection device
Mechanism processed is sent to water pump closes down instruction, and water pump stops pumping；
When collecting conduit blocks, the ponding of elevator foundation pit does not flow to sump, on the water accumulation level of elevator foundation pit
Rise, the second liquid level detection device detects the second ponding upper limit fluid value of elevator foundation pit, and the second liquid level detection device will detect
To the second ponding upper limit fluid value be transferred to main control mechanism, main control mechanism sends alarm.
This prevents the soaked system of elevator from being monitored in real time for elevator foundation pit ponding, it is ensured that in time by elevator base when water level goes up
Ponding in hole excludes.
2nd, collecting conduit includes the first pipeline, check-valves, second pipe, and check-valves is set on collecting conduit, can be effective
The aqueous reflux prevented in sump return to elevator foundation pit.
3rd, originally prevent the soaked system of elevator from having further included pump control unit, the convenient control to water pump.
4th, originally prevent the soaked system of elevator from further including elevator(lift) machine room, elevator controlling module, when the second liquid level detection device is examined
When measuring the second ponding upper limit fluid value of elevator foundation pit, the second ponding upper limit liquid level that the second liquid level detection device will detect
Value is transferred to main control mechanism, and main control mechanism sends ponding signal to elevator controlling module, and elevator controlling module is to elevator machine
Room sends control signal, elevator(lift) machine room hoisting elevator carriage, and lift car leaves elevator foundation pit ponding liquid level.
5th, it is 500mm to 1200mm that the shaft bottom absolute altitude of sump is differed with the hole bottom absolute altitude of elevator foundation pit, facilitates elevator base
The ponding in hole is discharged into sump；The bottom hole spacing of first liquid level detection device to sump is 100mm to 250mm, it is ensured that first
Liquid level detection device detects the ponding of sump in time；The hole bottom distance of second liquid level detection device to elevator foundation pit is
100mm to 250mm, it is ensured that the second liquid level detection device detects the ponding of elevator foundation pit in time.
6th, the first liquid level detection device includes the first floating-ball level switch, the first fluid level control device, the first Floating Ball Liquid Level
Switch is used for the real time water level for detecting sump ponding, the liquid that the first fluid level control device detects the first floating-ball level switch
Face amount is transferred to main control mechanism.
7th, the second liquid level detection device includes the second floating-ball level switch, the second fluid level control device, the second Floating Ball Liquid Level
Switch is used for the real time water level for detecting elevator foundation pit ponding, and the second fluid level control device detects the second floating-ball level switch
Fluid value is transferred to main control mechanism.
8th, main control mechanism includes console controller, main power source controller, communication module, and main power source controller is used to connect
Power supply, console controller is transported to by power supply, and communication module is by the signal transmission that console controller transmits to monitoring center.
Brief description of the drawings
Fig. 1 is the floor plan that the embodiment of the present invention prevents the soaked system of elevator.
Fig. 2 is the cut-away view that the embodiment of the present invention prevents the soaked system collecting conduit of elevator.
Description of reference numerals：
10th, elevator foundation pit, 20, sump, 30, collecting conduit, the 31, first pipeline, 32, check-valves, 33, second pipe,
40th, water pump, the 51, first floating-ball level switch, the 52, first fluid level control device, the 61, second floating-ball level switch, the 62, second liquid
Level control device, 70, main control mechanism, 71, console controller, 72, main power source controller, 73, communication module, 80, water pump control
Device processed, 81, pump power controller, 82, water pump control modules, 91, elevator(lift) machine room, 92, elevator controlling module.
Embodiment
The embodiment of the present invention is described in detail below.
As shown in Figure 1 and Figure 2, prevent the soaked system of elevator, elevator foundation pit 10, sump 20, collecting conduit 30, water pump 40,
First liquid level detection device, the second liquid level detection device, main control mechanism 70, the shaft bottom absolute altitude of sump 20 are less than elevator foundation pit
10 hole bottom absolute altitude, elevator foundation pit 10 are connected by collecting conduit 30 and sump 20, and collecting conduit 30 has water inlet, goes out
The mouth of a river, the absolute altitude of water inlet are higher than the absolute altitude of water outlet, and water inlet is located at the bottom of elevator foundation pit 10；
Water pump 40, the first liquid level detection device are respectively provided in sump 20, and the second liquid level detection device is located at elevator base
In hole 10, water pump 40, the first liquid level detection device, the second liquid level detection device are electrically connected with main control mechanism 70 respectively.
Wherein, collecting conduit 30 includes the first pipeline 31, check-valves 32, second pipe 33, and check-valves 32 has inlet valve
Mouth, water outlet valve port, water inlet valve port are connected by the first pipeline 31 and the bottom of elevator foundation pit 10, and water outlet valve port passes through the second pipe
Road 33 is with catchmenting into being connected；
Originally prevent the soaked system of elevator from having further included pump control unit 80, pump control unit 80 includes pump power control
Device 81 processed, water pump control modules 82, pump power controller 81 are electrically connected with water pump 40, water pump control modules 82 respectively, water
Pump control module 82 is electrically connected with main control mechanism 70；
Originally prevent the soaked system of elevator from having further included elevator(lift) machine room 91, elevator controlling module 92, elevator(lift) machine room 91 and elevator
Control module 92 is electrically connected, and elevator controlling module 92 is electrically connected with main control mechanism 70；
It is 500mm to 1200mm that the shaft bottom absolute altitude of sump 20 is differed with the hole bottom absolute altitude of elevator foundation pit 10, the first liquid level
The bottom hole spacing of detection device to sump 20 is 100mm to 250mm, the hole bottom of the second liquid level detection device to elevator foundation pit 10
Distance is 100mm to 250mm；
First liquid level detection device includes the first floating-ball level switch 51, the first fluid level control device 52, the first floating ball liquid
Bit switch 51 is electrically connected with the first fluid level control device 52, and the first fluid level control device 52 electrically connects with main control mechanism 70
Connect；
Second liquid level detection device includes the second floating-ball level switch 61, the second fluid level control device 62, the second floating ball liquid
Bit switch 61 is electrically connected with the second fluid level control device 62, and the second fluid level control device 62 electrically connects with main control mechanism 70
Connect；
Main control mechanism 70 includes console controller 71, main power source controller 72, communication module 73, main power source controller
72nd, communication module 73 is electrically connected with console controller 71 respectively.
Prevent the control method of the soaked system of elevator, comprise the following steps,
Ponding in elevator foundation pit 10 flows to sump 20 by collecting conduit 30, and the first liquid level detection device detects collection
The the first ponding upper limit fluid value detected is transferred to by the first ponding upper limit fluid value of well 20, the first liquid level detection device
Main control mechanism 70, main control mechanism 70 send instruction of drawing water to water pump 40, and water pump 40 draws water；The water level decreasing of sump 20,
First liquid level detection device detects the first ponding lower limit fluid value, and main control mechanism 70 sends to water pump 40 and closes down instruction, water
Pump 40 stops pumping；
When collecting conduit 30 blocks, the second liquid level detection device detects the second ponding upper limit of elevator foundation pit 10
The the second ponding upper limit fluid value detected is transferred to main control mechanism 70, main control by fluid value, the second liquid level detection device
Mechanism 70 sends alarm；
Prevent the control method of the soaked system of elevator, it is further comprising the steps of,
Second liquid level detection device detects the second ponding upper limit fluid value of elevator foundation pit 10, the second liquid level detection device
The the second ponding upper limit fluid value detected is transferred to main control mechanism 70, main control mechanism 70 is sent out to elevator controlling module 92
Go out ponding signal, elevator controlling module 92 sends control signal, 91 hoisting elevator carriage of elevator(lift) machine room, elevator to elevator(lift) machine room 91
Carriage leaves 10 ponding liquid level of elevator foundation pit.
The advantages of the present embodiment or principle：
1st, originally prevent the soaked system of elevator from including elevator foundation pit 10, sump 20, collecting conduit 30, water pump 40, the first liquid
Level detecting apparatus, the second liquid level detection device, main control mechanism 70, when the water accumulation level in elevator foundation pit 10 rises, elevator
Ponding in foundation pit 10 flows to sump 20 by collecting conduit 30, and the first liquid level detection device detects the first of sump 20
The the first ponding upper limit fluid value detected is transferred to main control mechanism by ponding upper limit fluid value, the first liquid level detection device
70, main control mechanism 70 sends instruction of drawing water to water pump 40, and water pump 40 draws water；
By drawing water for water pump 40, make the water level decreasing of sump 20, when the first liquid level detection device detects the first product
During underwater limit fluid value, the first ponding lower limit fluid value detected is transferred to main control mechanism by the first liquid level detection device
70, main control mechanism 70 is sent to water pump 40 closes down instruction, and water pump 40 stops pumping；
When collecting conduit 30 blocks, the ponding of elevator foundation pit 10 does not flow to sump 20, the product of elevator foundation pit 10
Water water level rises, and the second liquid level detection device detects the second ponding upper limit fluid value of elevator foundation pit 10, the second level sensing
The the second ponding upper limit fluid value detected is transferred to main control mechanism 70 by device, and main control mechanism 70 sends alarm.
This prevents the soaked system of elevator from being monitored in real time for 10 ponding of elevator foundation pit, it is ensured that in time by elevator when water level goes up
Ponding in foundation pit 10 excludes.
2nd, collecting conduit 30 includes the first pipeline 31, check-valves 32, second pipe 33, and non-return is set on collecting conduit 30
Valve 32, can effectively prevent the aqueous reflux in sump 20 from returning to elevator foundation pit 10.
3rd, originally prevent the soaked system of elevator from having further included pump control unit 80, the convenient control to water pump 40.
4th, originally prevent the soaked system of elevator from further including elevator(lift) machine room 91, elevator controlling module 92, when the second level sensing fills
When putting the second ponding upper limit fluid value for detecting elevator foundation pit 10, the second liquid level detection device is by the second ponding detected
Limit fluid value is transferred to main control mechanism 70, and main control mechanism 70 sends ponding signal, elevator controlling to elevator controlling module 92
Module 92 sends control signal, 91 hoisting elevator carriage of elevator(lift) machine room to elevator(lift) machine room 91, and lift car leaves elevator foundation pit 10
Ponding liquid level.
5th, it is 500mm to 1200mm that the shaft bottom absolute altitude of sump 20 is differed with the hole bottom absolute altitude of elevator foundation pit 10, convenient electricity
The ponding of terraced foundation pit 10 is discharged into sump 20；First liquid level detection device to sump 20 bottom hole spacing for 100mm extremely
250mm, it is ensured that the first liquid level detection device detects the ponding of sump 20 in time；Second liquid level detection device is to elevator foundation pit
10 hole bottom distance is 100mm to 250mm, it is ensured that the second liquid level detection device detects the ponding of elevator foundation pit 10 in time.
6th, the first liquid level detection device includes the first floating-ball level switch 51, the first fluid level control device 52, the first floating ball
Liquid-level switch 51 is used to detecting the real time water level of 20 ponding of sump, and the first fluid level control device 52 is by the first floating-ball level switch
51 fluid values detected are transferred to main control mechanism 70.
7th, the second liquid level detection device includes the second floating-ball level switch 61, the second fluid level control device 62, the second floating ball
Liquid-level switch 61 is used for the real time water level for detecting 10 ponding of elevator foundation pit, and the second fluid level control device 62 opens the second Floating Ball Liquid Level
Close 61 fluid values detected and be transferred to main control mechanism 70.
8th, main control mechanism 70 includes console controller 71, main power source controller 72, communication module 73, main power source controller
72 are used to connect power supply, and power supply is transported to console controller 71, the letter that communication module 73 transmits console controller 71
Number it is transferred to monitoring center.
It these are only the specific embodiment of the present invention, protection scope of the present invention do not limited with this；Do not violating this hair
Any replacement made on the basis of bright design belongs to protection scope of the present invention with improving.
Claims (10)
1. prevent the soaked system of elevator, it is characterised in that including elevator foundation pit, sump, collecting conduit, water pump, the first liquid level
Detection device, the second liquid level detection device, main control mechanism, the shaft bottom absolute altitude of the sump are less than the hole of the elevator foundation pit
Bottom absolute altitude, the elevator foundation pit are connected by the collecting conduit and the sump, the collecting conduit have water inlet,
Water outlet, the absolute altitude of the water inlet are higher than the absolute altitude of water outlet, and the water inlet is located at the bottom of elevator foundation pit；
The water pump, the first liquid level detection device are respectively provided in the sump, and second liquid level detection device is located at institute
State in elevator foundation pit, the water pump, the first liquid level detection device, the second liquid level detection device are electric with the main control mechanism respectively
Property connection.
2. prevent the soaked system of elevator as claimed in claim 1, it is characterised in that the collecting conduit include the first pipeline,
Check-valves, second pipe, the check-valves have water inlet valve port, water outlet valve port, and the water inlet valve port passes through the first pipeline and institute
The bottom for stating elevator foundation pit is connected, and the water outlet valve port is catchmented into being connected by the second pipe with described.
3. prevent the soaked system of elevator as claimed in claim 1, it is characterised in that pump control unit has been further included, it is described
Pump control unit include pump power controller, water pump control modules, the pump power controller respectively with the water pump,
Water pump control modules are electrically connected, and the water pump control modules are electrically connected with the main control mechanism.
4. prevent the soaked system of elevator as claimed in claim 1, it is characterised in that further included elevator(lift) machine room, elevator controlling
Module, the elevator(lift) machine room are electrically connected with the elevator controlling module, the elevator controlling module and the main control mechanism
It is electrically connected.
5. prevent the soaked system of elevator as claimed in claim 1, it is characterised in that the shaft bottom absolute altitude of the sump with it is described
The hole bottom absolute altitude difference of elevator foundation pit is 500mm to 1200mm, the bottom hole spacing of first liquid level detection device to sump
For 100mm to 250mm, the hole bottom distance of second liquid level detection device to the elevator foundation pit is 100mm to 250mm.
6. prevent the soaked system of elevator as claimed in claim 1, it is characterised in that first liquid level detection device includes the
One floating-ball level switch, the first fluid level control device, first floating-ball level switch and first fluid level control device electricity
Property connection, first fluid level control device and the main control mechanism are electrically connected.
7. prevent the soaked system of elevator as claimed in claim 1, it is characterised in that second liquid level detection device includes the
Two floating-ball level switch, the second fluid level control device, second floating-ball level switch and second fluid level control device electricity
Property connection, second fluid level control device and the main control mechanism are electrically connected.
8. as claim 1 to 7 any one of them prevents the soaked system of elevator, it is characterised in that main control mechanism bag
Include console controller, main power source controller, communication module, the main power source controller, communication module respectively with the host control
Device processed is electrically connected.
9. prevent the control method of the soaked system of elevator, it is characterised in that comprise the following steps,
Ponding in elevator foundation pit flows to sump by collecting conduit, and the first liquid level detection device detects the first of sump
The the first ponding upper limit fluid value detected is transferred to main control mechanism by ponding upper limit fluid value, the first liquid level detection device,
Main control mechanism sends instruction of drawing water, pumping for water pump to water pump；The water level decreasing of sump, the first liquid level detection device detect
First ponding lower limit fluid value, main control mechanism is sent to water pump closes down instruction, and water pump stops pumping；
When collecting conduit blocks, the second liquid level detection device detects the second ponding upper limit fluid value of elevator foundation pit,
The the second ponding upper limit fluid value detected is transferred to main control mechanism by the second liquid level detection device, and main control mechanism sends report
Alert prompting.
10. the control method as claimed in claim 9 for preventing the soaked system of elevator, it is characterised in that it is further comprising the steps of,
Second liquid level detection device detects the second ponding upper limit fluid value of elevator foundation pit, and the second liquid level detection device will detect
To the second ponding upper limit fluid value be transferred to main control mechanism, main control mechanism sends ponding signal to elevator controlling module,
Elevator controlling module sends control signal, elevator(lift) machine room hoisting elevator carriage to elevator(lift) machine room, and lift car leaves elevator foundation pit
Ponding liquid level.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711279554.XA CN107956680A (en) | 2017-12-06 | 2017-12-06 | Prevent the soaked system of elevator and its control method |
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| CN201711279554.XA CN107956680A (en) | 2017-12-06 | 2017-12-06 | Prevent the soaked system of elevator and its control method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112336121A (en) * | 2020-12-01 | 2021-02-09 | 毕玉东 | Artwork display device of high stability |
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