CN206529175U - A kind of flat bed system of towed elevator - Google Patents
A kind of flat bed system of towed elevator Download PDFInfo
- Publication number
- CN206529175U CN206529175U CN201720212764.6U CN201720212764U CN206529175U CN 206529175 U CN206529175 U CN 206529175U CN 201720212764 U CN201720212764 U CN 201720212764U CN 206529175 U CN206529175 U CN 206529175U
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- CN
- China
- Prior art keywords
- car
- hoistway
- landing door
- electromagnet
- linear hall
- 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.)
- Expired - Fee Related
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- Indicating And Signalling Devices For Elevators (AREA)
Abstract
The utility model is related to a kind of flat bed system of towed elevator, belong to the detection means technical field of mechanical location, including hoistway, car, trailer system and control system, it is characterized in that, the hoistway includes being provided with the positioning magnet for being provided with linear hall sensor, the car and coordinating the linear hall sensor on the hoistway inwall between some landing door structures, the landing door structure；Permanent magnetism position limiting structure on the hoistway inwall near electromagnet, the landing door structure is provided with the car；When the positioning magnet with the speed less than or equal to α by the linear hall sensor when, electromagnet effect and the permanent magnetism position limiting structure causes the car with the landing door structure in the same plane.Using such scheme by detecting the velocity variations of car, the position of car and floor ground is controlled to control on car contact of the electromagnet with permanent magnet.
Description
Technical field
The utility model belongs to the detection means technical field of mechanical location, the flat bed system of particularly a kind of towed elevator
System.
Background technology
Elevator motion control requires to be in level position when elevator stops, that is to say, that the ground of car and dock floor
Ground is equal, convenient turnover.For the larger traction elevator of hoisting depth, because the elastic deformation of steel wire rope is big, electricity
Ladder stop after car horizontal plane passed in and out with passenger caused by load change and change, it is necessary to fix.
Conventional position detecting device mainly has proximity switch formula, optoelectronic switch formula and coder type.Wherein, proximity switch
The position detecting device of formula includes dry-reed, inductance type and capacitive approach switch, and its advantage is that reliability is high, and it has the disadvantage
Accuracy of detection is poor, and when car, which is wriggled, to be corrected due to being unable to the size of test position deviation, therefore control performance is very poor；Photoelectricity is opened
The advantage of the position detecting device of pass formula is that accuracy of detection is higher than proximity switch, and it has the disadvantage that antifouling capacity is poor, can not be detected
The size of position deviation；And installed in the position coder of car, the displacement of car is detected by devices such as pinch rollers, its advantage is
Precision is high, but it has the disadvantage that cost is high, machinery is complicated and is not durable.
Utility model content
The purpose of this utility model is the velocity variations by detecting car, to control electromagnet and permanent magnet on car
Contact to control the position of car and floor ground.
Above-mentioned technical purpose of the present utility model technical scheme is that：A kind of towed elevator it is flat
Layer system, including hoistway, car, trailer system and control system, it is characterised in that the hoistway includes some landing door structures,
It is provided with linear hall sensor, the car and is provided with described in cooperation on the hoistway inwall between the landing door structure
The positioning magnet of linear hall sensor；It is provided with the car in the hoistway near electromagnet, the landing door structure
Permanent magnetism position limiting structure on wall；When it is described positioning magnet with the speed less than or equal to α by the linear hall sensor when, institute
Electromagnet effect is stated with the permanent magnetism position limiting structure so that at the car and the landing door structure in the same plane.α speed
It is elevator by being transferred to the point of penetration of leveling speed at a high speed, that is, slows down and start.Its numerical value is set according to elevator speed, in operation
The numerical value with by rotary encoder by four divide after, the building high impulse value obtained in high-speed counter is compared, up to
To before destination, two numerical value are identical, and PLC is to send deceleration instruction, into flat bed geard-down speed and electromagnet start-up operation
Magnetic is gradually strengthened, when into flat bed, and electromagnet is contacted with permanent magnetism position limiting structure.
Preferably, the hoistway space arrived above the linear hall sensor between the landing door structure is described
The hoistway space arrived below first decelerating area of car, the linear hall sensor between the landing door structure is institute
State the second decelerating area of car；When the magnet that positions passes through the linear hall sensor with the speed less than or equal to α
When, the car slows down in first decelerating area or second decelerating area.
Preferably, the permanent magnetism position limiting structure include support base, be arranged on the support base end rotating shaft, described turn
The bull stick being fastened between the support base and the permanent magnet being arranged on the bull stick free end are provided with axle；The electromagnetism
Ironworker as when attract the permanent magnet to rotate an angle to contact with the electromagnet.Prevented when flat bed is entered on car
It is lower to float, and bull stick ejection when elevator breaks down, can be used for limiting to the freely falling body of car.
Preferably, setting the permanent magnetism position limiting structure on the inwall of hoistway at least three.Ensure car in flat bed
When be on the face of a level.
Preferably, warning device is set in the control system, between the electromagnet and the permanent magnetism position limiting structure
There is warning device described in gap to open.
In summary, the utility model realizes the change of the linear velocity by detecting car, to determine whether car enters
Enter deceleration regime and carry out flat bed state.After flat bed state is entered, attract the bull stick with permanent magnet by the work of electromagnet
To limit the displacement of car.If electromagnet and permanent magnet loose contact, controller can produce corresponding alarm；The top of car
The top and layer door lower section for being designed with referring to layer door near electromagnet, landing door structure with bottom are both provided with the spacing knot of permanent magnetism
Structure so that car can integrally carry out spacing to car when stopping at layer doorway, prevent car from rolling and trembleing back and forth.
Brief description of the drawings
Fig. 1 is side view cutaway drawing of the present utility model；
Fig. 2 is the utility model top view；
In Fig. 1 and Fig. 2,1- hoistways, 2- cars, 3- trailer systems, 4- control systems, 5- landing door structures, 6- linear Halls
Sensor, 7- electromagnet, 8- permanent magnetism position limiting structures, the decelerating areas of 11- first, the decelerating areas of 12- second, 61- positioning magnets,
81- support bases, 82- rotating shafts, 83- bull sticks, 84- permanent magnets.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
A kind of flat bed system of towed elevator as depicted in figs. 1 and 2, including hoistway 1, car 2, trailer system 3 and control
System 4 processed, hoistway 1 includes being provided with linear Hall biography on the inwall of hoistway 1 between at least ten landing door structure 5, landing door structure 5
The positioning magnet 61 for coordinating linear hall sensor 6 is provided with sensor 6, car 2；Layer door is arrived in the top of linear hall sensor 6
The space of hoistway 1 between structure 5 is the first decelerating area 11 of car 2, the lower section of linear hall sensor 6 to landing door structure 5 it
Between the space of hoistway 1 be the car 2 the second decelerating area 12, the height of the second decelerating area 12 is more than the first decelerating area
11 height, because the second decelerating area 12 will be avoided starting from scratch accelerating to finger also as the acceleration region risen during detection
Fixed α speed, it is ensured that α speed is had been above by linear velocity when linear hall sensor 6, to prevent linear Hall from sensing
Device 6 detects the road error signal.First decelerating area 11 also as the acceleration region declined, drops to the movement of falling object, its
Acceleration is significantly greater than the acceleration of rising, so linear when reaching linear hall sensor 6 by the first decelerating area 11
The rate signal that Hall sensor 6 is detected has been greater than α speed.
Permanent magnetism position limiting structure 8 on the inwall of the hoistway 1 near electromagnet 7, landing door structure 5 is provided with car 2；When fixed
Position magnet 61 with the speed less than or equal to α by linear hall sensor 6 when, electromagnet 7 effect make with permanent magnetism position limiting structure 8
Obtain at car 2 and the landing door structure 5 in the same plane.It is respectively arranged with the upper and lower part of car 2 in same plane
Three interior electromagnet 7, three electromagnet 7 in the plane and wherein three inwalls in hoistway 1 are corresponding respectively.Electromagnet
7 are one, and outwards its coil is connected with control system 4 with end, and coil outer includes one layer of insulation, and one layer of outside of insulation is set
It is equipped with outside metal cap, metal cap and is provided with rubber layer, total dew end becomes free end can be with the spacing knot of permanent magnetism
Structure 8 attracts each other.When position magnet 61 with the speed less than or equal to α by linear hall sensor 6 when, car 2 is first
Slow down in the deceleration dummy section 12 of deceleration dummy section 11 or second, each electromagnet 7 is contacted with permanent magnetism position limiting structure 8, and top is forever
Magnetic position limiting structure 8 is in the top of electromagnet 7, and the permanent magnetism position limiting structure 8 of bottom is in the lower section of electromagnet 7.
Permanent magnetism position limiting structure 8 in support base 81, the rotating shaft 82 for being arranged on the end of support base 81, rotating shaft 82 including being provided with card
Close the bull stick 83 between support base 81 and the permanent magnet 84 being arranged on the free end of bull stick 83；Attract forever when electromagnet 7 works
Magnet 84 rotates an angle and contacted with the electromagnet 7.The angle is that the angular compliance of the rotation subtracts between 60 ° to 90 °
Fast region, when slowing down at first, electromagnet 7 works, when car 2 reaches landing door structure 5, the electromagnet of top and the bottom
7 directly contact with the permanent magnet 84 of top and the bottom.
Warning device is set in control system 4, there is gap warning device between electromagnet 7 and permanent magnetism position limiting structure 8 and open
It is dynamic.As long as there is gap between one of electromagnet 7 and permanent magnet 84, control system 4 just produces alarm, because in positive reason
Under condition, the attraction that electromagnet 7 is produced firmly is attached together with permanent magnet 84 enough, and it is slight to run into personnel's turnover etc.
Fluctuation will not separate it.
This specific embodiment is only to explain of the present utility model, and it is not to limitation of the present utility model, ability
Field technique personnel can make the modification without creative contribution to the present embodiment as needed after this specification is read, but
As long as all being protected in right of the present utility model by Patent Law.
Claims (5)
1. a kind of flat bed system of towed elevator, including hoistway（1）, car（2）, trailer system（3）And control system（4）, its
It is characterised by, the hoistway（1）Including some landing door structures（5）, the landing door structure（5）Between the hoistway（1）Inwall
On be provided with linear hall sensor（6）, the car（2）On be provided with the cooperation linear hall sensor（6）Positioning
Magnet（61）；The car（2）On be provided with electromagnet（7）, the landing door structure（5）The neighbouring hoistway（1）On inwall
Permanent magnetism position limiting structure（8）；When the positioning magnet（61）The linear hall sensor is passed through with the speed less than or equal to α
（6）When, the electromagnet（7）Effect and the permanent magnetism position limiting structure（8）So that the car（2）With the landing door structure（5）
Place is in the same plane.
2. a kind of flat bed system of towed elevator according to claim 1, it is characterised in that the linear hall sensor
（6）Top is to the landing door structure（5）Between the hoistway（1）Space is the car（2）The first decelerating area（11）,
The linear hall sensor（6）Lower section is to the landing door structure（5）Between the hoistway（1）Space is the car（2）
The second decelerating area（12）；When the positioning magnet（61）Sensed with the speed less than or equal to α by the linear Hall
Device（6）When, the car（2）In first decelerating area（11）Or second decelerating area（12）It is interior to slow down.
3. a kind of flat bed system of towed elevator according to claim 1, it is characterised in that the permanent magnetism position limiting structure
（8）Including support base（81）, be arranged on the support base（81）The rotating shaft of end（82）, the rotating shaft（82）On be provided with engaging
In the support base（81）Between bull stick（83）Be arranged on the bull stick（83）Permanent magnet on free end（84）；The electricity
Magnet（7）Attract the permanent magnet during work（84）Rotate an angle and the electromagnet（7）Contact.
4. a kind of flat bed system of towed elevator according to claim 1, it is characterised in that the hoistway（1）At least three
The permanent magnetism position limiting structure is set on individual inwall（8）.
5. a kind of flat bed system of towed elevator according to claim 1, it is characterised in that the control system（4）It is interior
Warning device, the electromagnet are set（7）With the permanent magnetism position limiting structure（8）Between there is alarm activation described in gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720212764.6U CN206529175U (en) | 2017-03-07 | 2017-03-07 | A kind of flat bed system of towed elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720212764.6U CN206529175U (en) | 2017-03-07 | 2017-03-07 | A kind of flat bed system of towed elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206529175U true CN206529175U (en) | 2017-09-29 |
Family
ID=59918146
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720212764.6U Expired - Fee Related CN206529175U (en) | 2017-03-07 | 2017-03-07 | A kind of flat bed system of towed elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206529175U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111547591A (en) * | 2020-03-27 | 2020-08-18 | 重庆厚齐科技有限公司 | System for detecting non-door zone parking deviation of elevator by using U-shaped sensor of elevator |
-
2017
- 2017-03-07 CN CN201720212764.6U patent/CN206529175U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111547591A (en) * | 2020-03-27 | 2020-08-18 | 重庆厚齐科技有限公司 | System for detecting non-door zone parking deviation of elevator by using U-shaped sensor of elevator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170929 Termination date: 20200307 |