CN102627213A - Magnetic fluid elevator - Google Patents
Magnetic fluid elevator Download PDFInfo
- Publication number
- CN102627213A CN102627213A CN2012101107581A CN201210110758A CN102627213A CN 102627213 A CN102627213 A CN 102627213A CN 2012101107581 A CN2012101107581 A CN 2012101107581A CN 201210110758 A CN201210110758 A CN 201210110758A CN 102627213 A CN102627213 A CN 102627213A
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- Prior art keywords
- magnetic fluid
- controller
- buoyancy aid
- brake
- escalator
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Abstract
The invention discloses a magnetic fluid elevator, comprising an elevator car. The magnetic fluid elevator is provided with a magnetic fluid lifting device which is connected with the elevator car; the magnetic fluid lifting device consists of a magnetic fluid container, a floating body, an electromagnetic coil, a braking device and a controller; the apparent density of a magnetic fluid is controlled by controlling magnetic flux of the electromagnetic coil by using the controller, so that the change of the buoyancy force of the floating body in the magnetic fluid is controlled, the lifting of the floating body is controlled by controlling the change of the buoyancy force, and the elevator car is driven to stably lift by using the floating body; when the buoyancy force is controlled to be equal to or close to the gravity, the stable stopping of the elevator is implemented, the inertial impact force of operation and braking is reduced and the safe braking of the elevator is carried out by using the braking device.
Description
Technical field
The present invention relates to a kind of elevator, particularly a kind of magnetic fluid elevator.
Background technology
At present, existing elevator adopts the power of winch as elevator lifting, because wearing and tearing or aging can appear in the steel rope of winch, the inertial impact force of elevator operation is bigger, makes elevator in use have potential safety hazard.
Summary of the invention
The objective of the invention is to overcome the deficiency of prior art; A kind of magnetic fluid elevator is provided; Utilize the apparent density of magnetic fluid to change the buoyancy change that the control buoyancy aid receives in magnetic fluid; Utilize the up-down of the variation control buoyancy aid of buoyancy, utilize buoyancy aid to drive escalator and go up and down, for people provide a kind of brand new operation inertial impact force less safe elevator.
The technical scheme that the present invention adopted is: a kind of magnetic fluid elevator includes escalator, and the magnetic fluid elevator is provided with the magnetic fluid jacking system, and the magnetic fluid jacking system is connected with escalator; The magnetic fluid jacking system is made up of magnetic fluid container, buoyancy aid, magnet coil, brake gear and controller; The magnetic fluid container is provided with magnetic fluid, and buoyancy aid is suspended in the magnetic fluid, and buoyancy aid is actively tied in the magnetic fluid container; Magnet coil is positioned at outside the magnetic fluid container; Buoyancy aid is provided with attaching parts, and attaching parts is connected with the brake gear running-fit, and the support of brake gear is captiveed joint with the magnetic fluid container; Attaching parts and magnetic fluid container running-fit are tightly connected, and attaching parts is connected with escalator; Controller is provided with travel switch and BK Brake Switch, is used to control the Stroke Control and the brake of escalator, and magnet coil is provided with control line and is connected with controller, utilizes the magnetic-field intensity of controller control magnet coil; During use, the magnetic fluid container is installed on the building of elevator, utilizes the up-down of buoyancy aid, utilize brake gear to implement the reliable steadily brake of elevator at the up-down drive escalator of magnetic fluid container.
A kind of principle of work of magnetic fluid elevator is: utilize the variation of controller control magnet coil magnetic flow; Utilize the variation of the variation control magnetic fluid apparent density of magnetic flow; Utilize the variation of magnetic fluid apparent density to control buoyancy aid receives buoyancy in magnetic fluid variation; Utilize buoyancy aid in magnetic fluid, to receive of the up-down of the variation control buoyancy aid of buoyancy, utilize the up-down of the buoyancy aid control of the up-down in magnetic fluid escalator in the magnetic fluid container at the magnetic fluid container; The travel position signal that utilizes travel switch that escalator is risen or descends is transferred to controller, through the lifting travel of controller control escalator; Utilize the BK Brake Switch travel position signal that will brake to be transferred to controller, through the brake of controller control brake gear, the control escalator stops to rise or stops to descend.
The invention has the beneficial effects as follows: a kind of magnetic fluid elevator; The magnetic flow that utilizes controller to control magnet coil is controlled the apparent density of magnetic fluid; Thereby the variation of the buoyancy that the control buoyancy aid receives in magnetic fluid; The up-down of the variation control buoyancy aid through control buoyancy utilizes buoyancy aid to go up and down to drive escalator and steadily rises or fall; Control buoyancy equates with gravity or is approaching, implements steadily stopping of elevator, reduces the inertial impact force of operation and brake, utilizes brake gear to implement the safety and steady brake of elevator.
Description of drawings
Fig. 1 is a kind of structural representation of magnetic fluid elevator.
The specific embodiment
Below in conjunction with accompanying drawing the present invention is further explained:
The structural representation of a kind of magnetic fluid elevator shown in Figure 1, a kind of magnetic fluid elevator includes escalator 1, and a kind of magnetic fluid elevator is provided with magnetic fluid jacking system 2, and magnetic fluid jacking system 2 is connected with escalator 1; Magnetic fluid jacking system 1 is made up of magnetic fluid container 3, buoyancy aid 4, magnet coil 5, brake gear 6 and controller 7; Be provided with magnetic fluid 8 in the magnetic fluid container 3; Buoyancy aid 4 is actively tied in the magnetic fluid container 3, and magnet coil 5 is positioned at outside the magnetic fluid container 3, and buoyancy aid 4 is provided with attaching parts 9; Attaching parts 9 is connected with brake gear 6 running-fits; The support 10 of brake gear 6 is captiveed joint with magnetic fluid container 3, and attaching parts 9 is tightly connected with magnetic fluid container 3 running-fits, and attaching parts 9 is connected with escalator 1; Controller 7 is provided with travel switch 11 and BK Brake Switch 12; Utilize the stroke of travel switch 11 control escalators 1 up-down of controller 7; Travel switch 11 comprises upper stroke switch 13 and lower stroke switch 14; Utilize the brake of BK Brake Switch 12 control escalators 1, BK Brake Switch 12 comprises BK Brake Switch 15 and following BK Brake Switch 16; Magnet coil 5 is provided with control line and is connected with controller 7, utilizes the magnetic flow of controller 7 control magnet coils 5; During use, magnetic fluid container 3 is installed on the building of elevator, when magnet coil 5 was not switched on, the proportion of magnetic fluid 8 was littler than the proportion of buoyancy aid 4, and buoyancy aid 4 is positioned at magnetic fluid container 3 bottom positions; Utilize the up-down of buoyancy aid 4 in magnetic fluid container 3 to drive the up-down of escalator 1, utilize brake gear to implement the reliable and stable brake of elevator.
A kind of principle of work of magnetic fluid elevator is: when elevator rises; Utilize the brake folder of controller 7 control brake gears 6 to open; Utilize controller 7 controls constantly to increase, the magnetic flow of magnet coil 5 is constantly increased, the apparent density of magnetic fluid 8 is constantly increased through the electric current of magnet coil 5; The buoyancy that buoyancy aid 4 is received in magnetic fluid 8 constantly increases; The buoyancy that in magnetic fluid 8, receives when buoyancy aid 4 is during greater than the total gravity of buoyancy aid 4 and escalator 1, and buoyancy aid 4 rises in magnetic fluid container 3, rises with the rising of buoyancy aid 4 with buoyancy aid 4 bonded assembly escalators 1;
When escalator 1 rises to upper stroke switch 13 positions; Upper stroke switch 13 is transferred to controller 7 with the up stroke position signal; Controller 7 controls reduce through the electric current of magnet coil 5; The magnetic flow of magnet coil 5 is reduced, reduce the apparent density of magnetic fluid 8, the buoyancy that buoyancy aid 4 is received constantly reduces; When escalator 1 rises to BK Brake Switch 15 positions; Last BK Brake Switch 15 will be gone up the normal danger signal and be transferred to controller 7; Controller 7 is controlled the apparent density of magnetic fluid 8 through the magnetic flow of control magnet coil 5; The buoyancy that buoyancy aid 4 is received in magnetic fluid 8 equates with the total gravity of buoyancy aid 4 and escalator 1, reduces the inertial impact force of brake; Simultaneously, 6 brakes of controller 7 control brake gears utilize the brake folder of brake gear 6 that attaching parts 9 is clamped, and control escalator 1 stops.
When elevator descends; Utilize the brake folder of controller 7 control brake gears 6 to open; Utilize the electric current of controller 7 control magnet coils 5 to reduce, the magnetic flow of magnet coil 5 is reduced, the apparent density of magnetic fluid 8 is constantly reduced; The buoyancy buoyancy aid 4 that buoyancy aid 4 is received in magnetic fluid 8 constantly reduces; When the buoyancy that in magnetic fluid 8, receives when buoyancy aid 4 was less than the total gravity of buoyancy aid 4 and escalator 1, buoyancy aid 4 rose under in magnetic fluid container 3, descends with the decline of buoyancy aid 4 bonded assembly escalators 1 with buoyancy aid 4;
When escalator 1 drops to lower stroke switch 13 positions; Lower stroke switch 13 is transferred to controller 7 with the down stroke position signal; Controller 7 controls constantly reduce through the magnitude of current of magnet coil 5, and the magnetic flow of magnet coil 5 is constantly reduced, and reduce the apparent density of magnetic fluid 8; The buoyancy that buoyancy aid 4 is received in magnetic fluid 8 equates with the total gravity of buoyancy aid 4 and escalator 1 is constantly approaching, reduces the inertial impact force of brake; When escalator 1 drops to BK Brake Switch 16 positions, following BK Brake Switch 16 will descend the normal danger signal to be transferred to controller 7, and 6 brakes of controller 7 control brake gears utilize the brake folder of brake gear 6 that attaching parts 9 is clamped, and control escalator 1 stops.
Claims (3)
1. a magnetic fluid elevator comprises escalator (1) and magnetic fluid jacking system (2), and magnetic fluid jacking system (2) is connected with escalator (1); Magnetic fluid jacking system (1) is made up of magnetic fluid container (3), buoyancy aid (4), magnet coil (5), brake gear (6) and controller (7); Be provided with magnetic fluid (8) in the magnetic fluid container (3); Buoyancy aid (4) is actively tied in the magnetic fluid container (3), and magnet coil (5) is positioned at outside the magnetic fluid container (3), and buoyancy aid (4) is provided with attaching parts (9); Attaching parts (9) is connected with brake gear (6) running-fit; The support (10) of brake gear (6) is captiveed joint with magnetic fluid container (3), and attaching parts (9) is tightly connected with magnetic fluid container (3) running-fit, and attaching parts (9) is connected with escalator (1); Controller (7) is provided with travel switch (11) and BK Brake Switch (12); Utilize the stroke of travel switch (11) control escalator (1) up-down of controller (7); Travel switch (11) comprises upper stroke switch (13) and lower stroke switch (14); Utilize the brake of BK Brake Switch (12) control escalator (1), BK Brake Switch (12) comprises BK Brake Switch (15) and following BK Brake Switch (16); Magnet coil (5) is provided with control line and is connected with controller (7), and magnetic fluid container (3) is installed on the building of elevator; It is characterized in that: the principle of work of described a kind of magnetic fluid elevator is: utilize the variation of controller control magnet coil magnetic flow; Utilize the variation of the variation control magnetic fluid apparent density of magnetic flow; Utilize the variation of magnetic fluid apparent density to control buoyancy aid receives buoyancy in magnetic fluid variation; Utilize buoyancy aid in magnetic fluid, to receive the up-down of variation control buoyancy aid in the magnetic fluid container of buoyancy, utilize the up-down of the buoyancy aid control of the up-down in magnetic fluid escalator in the magnetic fluid container; The travel position signal that utilizes travel switch that escalator is risen or descends is transferred to controller, through the lifting travel of controller control escalator; Utilize the BK Brake Switch travel position signal that will brake to be transferred to controller, through the brake of controller control brake gear, the control escalator stops to rise or stops to descend.
2. according to the described a kind of magnetic fluid elevator of claim 1; It is characterized in that: the principle of work of described a kind of magnetic fluid elevator is: when elevator rises; Utilize the brake folder of controller (7) control brake gear (6) to open; Utilize controller (7) control constantly to increase, the magnetic flow of magnet coil (5) is constantly increased, the apparent density of magnetic fluid (8) is constantly increased through the electric current of magnet coil (5); The buoyancy that buoyancy aid (4) is received in magnetic fluid (8) constantly increases; The buoyancy that in magnetic fluid (8), receives when buoyancy aid (4) is during greater than the total gravity of buoyancy aid (4) and escalator (1), and buoyancy aid (4) rises in magnetic fluid container (3), rises with the rising of buoyancy aid (4) with buoyancy aid (4) bonded assembly escalator (1);
When escalator (1) rises to upper stroke switch (13) position; Upper stroke switch (13) is transferred to controller (7) with the up stroke position signal; Controller (7) control reduces through the electric current of magnet coil (5); The magnetic flow of magnet coil (5) is reduced, reduce the apparent density of magnetic fluid (8), the buoyancy that buoyancy aid (4) is received in magnetic fluid (8) constantly reduces; When escalator (1) rises to BK Brake Switch (15) position; Last BK Brake Switch (15) will be gone up the normal danger signal and be transferred to controller (7); Controller (7) is controlled the apparent density of magnetic fluid (8) through the magnetic flow of control magnet coil (5), and the buoyancy that buoyancy aid (4) is received in magnetic fluid (8) equates with the total gravity of buoyancy aid (4) and escalator (1); Simultaneously, controller (7) control brake gear (6) brake utilizes the brake folder of brake gear (6) that attaching parts (9) is clamped, and control escalator (1) stops.
3. according to the described a kind of magnetic fluid elevator of claim 1; It is characterized in that: the principle of work of described a kind of magnetic fluid elevator is: when elevator descends; Utilize the brake folder of controller (7) control brake gear (6) to open; Utilize the electric current of controller (7) control magnet coil (5) to reduce, the magnetic flow of magnet coil (5) is reduced, the apparent density of magnetic fluid (8) is constantly reduced; The buoyancy buoyancy aid (4) that buoyancy aid (4) is received in magnetic fluid (8) constantly reduces; When the buoyancy that in magnetic fluid (8), receives when buoyancy aid (4) was less than the total gravity of buoyancy aid (4) and escalator (1), buoyancy aid (4) rose under in magnetic fluid container (3), descends with the decline of buoyancy aid (4) bonded assembly escalator (1) with buoyancy aid (4);
When escalator (1) drops to lower stroke switch (14) position; Lower stroke switch (14) is transferred to controller (7) with the down stroke position signal; Controller (7) control constantly reduces through the magnitude of current of magnet coil (5); The magnetic flow of magnet coil (5) is constantly reduced, reduce the apparent density of magnetic fluid (8), the buoyancy that buoyancy aid (4) is received in magnetic fluid (8) equates with the total gravity of buoyancy aid (4) and escalator (1) is constantly approaching; When escalator (1) drops at present BK Brake Switch (16) position; Following BK Brake Switch (16) will descend the normal danger signal to be transferred to controller (7); Controller (7) control brake gear (6) brake utilizes the brake folder of brake gear (6) that attaching parts (9) is clamped, and control escalator (1) stops.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101107581A CN102627213A (en) | 2012-04-03 | 2012-04-03 | Magnetic fluid elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101107581A CN102627213A (en) | 2012-04-03 | 2012-04-03 | Magnetic fluid elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102627213A true CN102627213A (en) | 2012-08-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012101107581A Pending CN102627213A (en) | 2012-04-03 | 2012-04-03 | Magnetic fluid elevator |
Country Status (1)
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| CN (1) | CN102627213A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103316479A (en) * | 2013-06-13 | 2013-09-25 | 郑运婷 | Rocking boat |
| CN103316480A (en) * | 2013-06-13 | 2013-09-25 | 郑运婷 | Swing |
| CN103342155A (en) * | 2013-06-13 | 2013-10-09 | 郑运婷 | Boat rocking device |
| WO2014063561A1 (en) * | 2012-10-23 | 2014-05-01 | Feng Lin | Parking space magnetic fluid lock |
| CN104477729A (en) * | 2014-12-13 | 2015-04-01 | 重庆和航科技股份有限公司 | Elevator system with adaptive damping device |
| CN104477730A (en) * | 2014-12-13 | 2015-04-01 | 重庆和航科技股份有限公司 | Elevator damping device with adaptability |
| WO2017130176A1 (en) * | 2016-01-31 | 2017-08-03 | Joshi Govind B | A method of using gravity and advantage of density difference to make lift (elevator) work and a system thereof |
| CN109444217A (en) * | 2018-10-17 | 2019-03-08 | 合浦县卫生计生监督所 | Water monitoring device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5038894A (en) * | 1988-11-07 | 1991-08-13 | Mitsubishi Denki Kabushiki Kaisha | Drive control apparatus |
| CN2887816Y (en) * | 2006-04-17 | 2007-04-11 | 周国海 | Operation platform unit in assembly line |
-
2012
- 2012-04-03 CN CN2012101107581A patent/CN102627213A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5038894A (en) * | 1988-11-07 | 1991-08-13 | Mitsubishi Denki Kabushiki Kaisha | Drive control apparatus |
| CN2887816Y (en) * | 2006-04-17 | 2007-04-11 | 周国海 | Operation platform unit in assembly line |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014063561A1 (en) * | 2012-10-23 | 2014-05-01 | Feng Lin | Parking space magnetic fluid lock |
| CN104487639A (en) * | 2012-10-23 | 2015-04-01 | 冯林 | Parking space magnetic fluid lock |
| CN103316479A (en) * | 2013-06-13 | 2013-09-25 | 郑运婷 | Rocking boat |
| CN103316480A (en) * | 2013-06-13 | 2013-09-25 | 郑运婷 | Swing |
| CN103342155A (en) * | 2013-06-13 | 2013-10-09 | 郑运婷 | Boat rocking device |
| WO2014198194A1 (en) * | 2013-06-13 | 2014-12-18 | Huang Jie | Swing |
| WO2014198193A1 (en) * | 2013-06-13 | 2014-12-18 | Huang Jie | Swaying boat |
| CN104477729A (en) * | 2014-12-13 | 2015-04-01 | 重庆和航科技股份有限公司 | Elevator system with adaptive damping device |
| CN104477730A (en) * | 2014-12-13 | 2015-04-01 | 重庆和航科技股份有限公司 | Elevator damping device with adaptability |
| WO2017130176A1 (en) * | 2016-01-31 | 2017-08-03 | Joshi Govind B | A method of using gravity and advantage of density difference to make lift (elevator) work and a system thereof |
| CN109444217A (en) * | 2018-10-17 | 2019-03-08 | 合浦县卫生计生监督所 | Water monitoring device |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20120808 |