CN114538225B - Magnetic grating ruler elevator position identification system - Google Patents
Magnetic grating ruler elevator position identification system Download PDFInfo
- Publication number
- CN114538225B CN114538225B CN202210251851.8A CN202210251851A CN114538225B CN 114538225 B CN114538225 B CN 114538225B CN 202210251851 A CN202210251851 A CN 202210251851A CN 114538225 B CN114538225 B CN 114538225B
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- guide
- magnetic stripe
- elevator
- spring
- magnetic
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- 238000001514 detection method Methods 0.000 claims abstract description 30
- 230000035939 shock Effects 0.000 claims description 9
- 238000012360 testing method Methods 0.000 abstract description 8
- 238000000034 method Methods 0.000 description 8
- 238000009434 installation Methods 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 239000012811 non-conductive material Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B1/00—Control systems of elevators in general
- B66B1/34—Details, e.g. call counting devices, data transmission from car to control system, devices giving information to the control system
- B66B1/3492—Position or motion detectors or driving means for the detector
-
- 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
-
- 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
Abstract
The invention discloses a magnetic grating ruler elevator position identification system, which comprises a magnetic strip arranged in an elevator shaft, a sensor arranged on a car and an adapter plate, wherein the magnetic strip is vertical along the direction of an elevator guide rail and is in a tensioning state, the input end of the adapter plate is connected with the sensor, and the output end of the adapter plate is connected with an elevator controller; the top of the hoistway is provided with a fixed plate, the fixed plate is provided with a tensioning device connected with the magnetic stripe, the guide rail is provided with a guide frame, and a guide through groove for the magnetic stripe to pass through is arranged in the guide frame; the guide through groove is internally provided with a guide ring surrounding the outside of the magnetic stripe, the guide ring is internally provided with a guide pulley propped against the magnetic stripe, the guide ring is provided with a conductive spring surrounding the outside of the magnetic stripe, the outside of the conductive spring is provided with a detection ring, the guide frame is also provided with an alarm, and the anode and the cathode of the alarm are respectively connected with the detection ring and the guide ring through wires. The invention has the characteristics of avoiding disorder of the elevator system and improving the test accuracy.
Description
Technical Field
The invention relates to elevator equipment, in particular to a magnetic grid ruler elevator position identification system.
Background
An elevator is special equipment for building and mainly provides lifting function, the elevator is increasingly required to be used in high-speed elevators in the elevator industry due to the increasing buildings of high floors, and an important condition for ensuring that the high-speed elevators can stably run is an accurate monitoring device for the position of an elevator car. The existing common positioning method for the elevator position generally adopts the steps that various photoelectric switches and travel switches are arranged in a hoistway to judge the leveling position of the hoistway, so that the elevator position is identified, but for sightseeing elevators, the occupied space of the various switches is large, and meanwhile, the attractiveness of the sightseeing elevator is also influenced, so that the position and the speed of the elevator are identified and monitored by a magnetic grating ruler on the existing elevator. When the magnetic grating ruler is installed, a connecting wire of a sensor of the magnetic grating ruler is usually connected with a main controller of an elevator, various position and speed data are transmitted to the main controller of the elevator to be processed, the data are easy to mix with the original elevator data, the system is disturbed, the magnetic grating ruler is required to ensure the tensioning state of a magnetic strip in use so as to ensure the accuracy of test data, but after the magnetic grating ruler is used for a long time or is interfered by the outside, the magnetic grating ruler is subject to the conditions of loosening, shifting, bending and the like, and at the moment, the problems of undefined induction and reduced test precision exist.
Disclosure of Invention
The invention aims to provide a magnetic grid ruler elevator position identification system. The invention has the characteristics of avoiding disorder of the elevator system and improving the test accuracy.
The technical scheme of the invention is as follows: the magnetic grating ruler elevator position identification system comprises a magnetic strip arranged in an elevator hoistway, a sensor arranged on a car and an adapter plate, wherein the magnetic strip is vertical along the direction of an elevator guide rail and is in a tensioning state, the input end of the adapter plate is connected with the sensor, and the output end of the adapter plate is connected with an elevator controller; the top of the hoistway is provided with a fixed plate, the fixed plate is provided with a tensioning device connected with the magnetic stripe, the guide rail is provided with a guide frame, and a guide through groove for the magnetic stripe to pass through is arranged in the guide frame; the guide through groove is internally provided with a guide ring surrounding the outside of the magnetic stripe, the guide ring is internally provided with a guide pulley propped against the magnetic stripe, the guide ring is provided with a conductive spring surrounding the outside of the magnetic stripe, the outside of the conductive spring is provided with a detection ring, the guide frame is also provided with an alarm, and the anode and the cathode of the alarm are respectively connected with the detection ring and the guide ring through wires.
In the foregoing magnetic grid chi elevator position identification system, the straining device includes the guide bar of being connected with the fixed plate, and the outside of guide bar is equipped with taut spring, and taut spring's upper end is connected with the fixed plate through the connecting strip, and taut spring's lower extreme is connected with the guide holder, and the lower extreme of guide bar stretches into in the guide holder and guide holder sliding connection, and the lower extreme and the magnetic stripe of guide holder are connected.
In the magnetic grid ruler elevator position identification system, the traction machine is arranged on the fixed plate, the base plate is arranged between the traction machine and the fixed plate, the shock pad is arranged between the traction machine and the base plate, and the shock absorbing spring is arranged between the base plate and the fixed plate.
In the foregoing magnetic grid ruler elevator position identification system, the guide pulley is equipped with two and respectively butt on the both sides face of magnetic stripe, and the inside of guide ring is equipped with two connecting rods, and the pivot of two guide pulleys is all through adapter sleeve slidable mounting on two connecting rods, all is equipped with the mount between two adapter sleeves on every connecting rod, is equipped with between mount and the adapter sleeve and supports tight spring.
In the magnetic grid ruler elevator position identification system, an adjusting rod is arranged outside the guide frame, and an adjusting sleeve connected with the detecting ring is arranged on the adjusting rod.
In the magnetic grid ruler elevator position identification system, the outside of the car is provided with the horizontally distributed extension springs, one ends of the extension springs are fixed with the car, the other ends of the extension springs are connected with the detection plates, the detection plates are in sliding connection with the car, the detection plates are provided with slots for the magnetic strips to pass through, detection pulleys which are abutted to one sides of the magnetic strips are arranged in the slots, the car is also provided with a travel switch connected with the adapter plate, and contact pieces of the travel switch are inserted into gaps between spring pieces of the extension springs.
Compared with the prior art, the invention has the beneficial effects that:
the magnetic stripe, the sensor and the adapter plate are arranged in the elevator hoistway to work cooperatively, so that the current position information, the flat layer position information, the upper limit position information and the lower limit position information of each layer can be recorded and stored, the position of an elevator can be accurately positioned, the information of the sensor is received and processed through the adapter plate, and then the processed information is sent to the elevator controller, thereby reducing the workload of the elevator controller, reducing the data disorder condition and saving a plurality of traditional elevator components and installation and maintenance costs; the tensioning device is used for applying certain tension to the magnetic strip, so that the tensioning state of the magnetic strip is realized, and when the magnetic strip is loosened in the working process, the magnetic strip is tensioned by the elastic force of the tensioning spring in the tensioning device, so that the magnetic strip is kept in a tensioned state again, and the testing accuracy is improved.
Through the cooperation of the guide ring, the conductive spring and the detection ring which are arranged outside the magnetic stripe, when the magnetic stripe inclines and deflects in the working process, the magnetic stripe is contacted with the conductive spring and drives the conductive spring to be contacted with the detection ring, so that the positive electrode and the negative electrode of the alarm are communicated, the alarm gives an alarm, and the deflection condition of the magnetic stripe is warned so as to adjust in time, thereby avoiding detection errors;
further, the magnetic stripe adjustment process and the guide frame are utilized to perform relative movement, so that the two guide pulleys symmetrically roll the two side faces of the magnetic stripe under the action of the tensioning spring, the flatness of the magnetic stripe adjustment is ensured, and the test accuracy is improved.
The invention has the characteristics of avoiding disorder of the elevator system and improving the test accuracy.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
fig. 2 is a schematic structural view of a guide pulley;
FIG. 3 is a side view of the extension spring;
fig. 4 is a top view of the extension spring.
The marks in the drawings are: 1. a magnetic stripe; 21. a sensor; 22. an adapter plate; 3. a car; 31. a guide rail; 32. a traction machine; 33. a backing plate; 34. a shock pad; 35. a damping spring; 41. a fixing plate; 42. a guide rod; 43. tensioning the spring; 44. a guide seat; 51. a guide frame; 52. a guide through groove; 53. a guide ring; 531. a connecting rod; 532. a rotating shaft; 533. connecting sleeves; 534. a fixing frame; 535. a spring is abutted tightly; 54. a guide pulley; 55. a conductive spring; 56. a detection ring; 561. an adjusting rod; 562. an adjusting sleeve; 57. an alarm; 58. a wire; 61. a tension spring; 62. a detection plate; 63. a slot; 64. detecting a pulley; 65. a travel switch; 651. and a contact piece.
Detailed Description
The invention is further illustrated by the following examples, which are not intended to be limiting.
Examples:
as shown in fig. 1-3, a magnetic grid ruler elevator position identification system comprises a magnetic stripe 1 installed in an elevator hoistway, a sensor 21 installed on a car 3 and an adapter plate 22, wherein the magnetic stripe 1 is vertically arranged in a tensioning state along the direction of an elevator guide rail 31, the input end of the adapter plate 22 is connected with the sensor 21 through a CAN (controller area network) line, and the output end of the adapter plate 22 is in communication connection with an elevator controller; the sensor 21 is used for reading magnetic signals on the magnetic stripe 1 and converting the magnetic signals into electric signals, the adapter plate 22 is used for receiving and processing the electric signals of the sensor 21 and then sending the processed signals to the elevator controller to realize displacement measurement, speed measurement or position positioning of the elevator. Wherein the magnetic strip 1 has conductivity.
The top of the well is provided with a fixed plate 41, the fixed plate 41 is provided with a tensioning device connected with the magnetic strip 1, the guide rail 31 is provided with a guide frame 51, a guide through groove 52 for the magnetic strip 1 to pass through is arranged in the guide frame 51, the upper end of the magnetic strip 1 is connected with the tensioning device, and the lower end of the magnetic strip 1 passes through the guide through groove 52 and is connected with the bottom of the well; the guide through groove 52 is internally provided with a guide ring 53 surrounding the outside of the magnetic stripe 1, the guide ring 53 is internally provided with a guide pulley 54 propped against the magnetic stripe 1, the guide ring 53 is provided with a conductive spring 55 surrounding the outside of the magnetic stripe 1, the outside of the conductive spring 55 is provided with a detection ring 56, the guide frame 51 is also provided with an alarm 57, and the anode and the cathode of the alarm 57 are respectively connected with the detection ring 56 and the guide ring 53 through leads 58. The guide pulley 54 is made of non-conductive material, and the guide ring 53, the conductive spring 55 and the detection ring 56 are made of conductive material.
The tensioning device comprises a guide rod 42 connected with a fixed plate 41, a tensioning spring 43 is arranged outside the guide rod 42, the upper end of the tensioning spring 43 is connected with the fixed plate 41 through a connecting strip, the lower end of the tensioning spring 43 is connected with a guide seat 44, the lower end of the guide rod 42 stretches into the guide seat 44 to be in sliding connection with the guide seat 44, and the lower end of the guide seat 44 is connected with the magnetic stripe 1. This design ensures the straightness of extension and retraction of the tension spring 43 when controlling the magnetic stripe 1, avoiding shifting when the magnetic stripe 1 is moved.
The fixing plate 41 adopts a machine seat for installing the traction machine 32, a base plate 33 is arranged between the traction machine 32 and the fixing plate 41, a shock pad 34 is arranged between the traction machine 32 and the base plate 33, and a shock absorbing spring 35 is arranged between the base plate 33 and the fixing plate 41. The existing structure is utilized to install the tensioning device, space occupation is saved, and cost is reduced. And through the multiple shock absorption of backing plate 33, shock pad 34 and damping spring 35, avoid hauler 32 during operation to cause vibration to fixed plate 41 and influence the installation stability to magnetic stripe 1.
The guide pulleys 54 are provided with two guide pulleys and are respectively abutted against the two side surfaces of the magnetic stripe 1, two connecting rods 531 are arranged in the guide ring 53, the rotating shafts 532 of the two guide pulleys 54 are slidably arranged on the two connecting rods 531 through connecting sleeves 533, a fixing frame 534 is arranged between the two connecting sleeves 533 on each connecting rod 531, and a tight abutting spring 535 is arranged between the two sides of the fixing frame 534 and the connecting sleeves 533.
The outside of the guide frame 51 is provided with a regulating rod 561, and the regulating rod 561 is provided with a regulating sleeve 562 connected with the detecting ring 56. By utilizing the cooperation of the adjusting rod 561 and the adjusting sleeve 562, the detecting ring 56 can be moved on the adjusting rod 561, so that the up-down position of the detecting ring 56 relative to the magnetic stripe 1 is adjusted to adjust the detecting angle, and the warning can be carried out on different offset angles.
As shown in fig. 4, a horizontally distributed extension spring 61 is arranged outside the car 3, one end of the extension spring 61 is fixed with the car 3, the other end of the extension spring 61 is connected with a detection plate 62, the detection plate 62 is slidably connected with the car 3, a slot 63 for the magnetic stripe 1 to pass through is arranged on the detection plate 62, a detection pulley 64 abutted to one side of the magnetic stripe 1 is arranged in the slot 63, the detection pulley 64 is in rolling connection with the magnetic stripe, a travel switch 65 connected with the adapter plate 22 is further arranged on the car 3, and a contact piece 651 of the travel switch 65 is inserted into a gap between spring pieces of the extension spring 61.
Working principle: the magnetic stripe 1, the sensor 21 and the adapter plate 22 are arranged in the elevator hoistway to work cooperatively, so that the current position information, the flat layer position information, the upper limit position information and the lower limit position information of each layer can be recorded and stored, the position of the elevator can be accurately positioned, the information of the sensor 21 is received and processed through the adapter plate 22, and then the processed information is sent to the elevator controller, thereby reducing the workload of the elevator controller, reducing the data disorder condition and saving a plurality of traditional elevator components and installation and maintenance costs.
The tensioning device is used for applying certain tension to the magnetic stripe 1 to realize the tensioning state of the magnetic stripe 1, when the magnetic stripe 1 is loosened in the working process, the magnetic stripe 1 is tensioned by the elastic force of the tensioning spring 43 in the tensioning device, so that the magnetic stripe 1 is kept in the tensioning state again, the testing accuracy is improved, meanwhile, the magnetic stripe 1 and the guide frame 51 relatively move in the adjusting process, and the two guide pulleys 54 symmetrically roll the two side surfaces of the magnetic stripe 1 under the action of the abutting spring 535, so that the flatness of the magnetic stripe 1 in the adjusting process is ensured;
the magnetic stripe 1 is limited and pressed through the guide through groove 52 and the guide pulleys 54, and the magnetic stripe 1 passes through the guide through groove 52 and the guide and limitation of the two guide pulleys 54 in the installation process, so that the installation accuracy, straightness and stability of the magnetic stripe 1 are improved; when the magnetic stripe 1 tilts and deflects in the working process, the magnetic stripe 1 contacts with the conductive spring 55 and drives the conductive spring 55 to deflect together until the conductive spring 55 contacts with the detection ring 56, then the positive electrode and the negative electrode of the alarm 57 are communicated, the alarm 57 alarms, and the deflection condition of the magnetic stripe 1 is warned so as to adjust in time, thereby avoiding detection errors;
further, the extension spring 61 and the detection plate 62 are installed on the car 3, the bending or loosening state of the magnetic stripe 1 is detected in real time along with the movement of the car 3, the detection plate 62 is abutted against the magnetic stripe 1 through the detection pulley 64 under the action of the resilience force of the extension spring 61, when the magnetic stripe 1 is bent, loosened or broken, the detection pulley 64 moves under the action of the extension spring 61, the extension spring 61 is deformed, and accordingly the contact piece 651 of the travel switch 65 is touched, the travel switch 65 is triggered, and the travel switch 65 sends relevant information to the adapter plate 22 to alarm and warn, so that the working accuracy of the magnetic stripe 1 is improved.
Claims (3)
1. A magnetic grid ruler elevator position identification system is characterized in that: the elevator comprises a magnetic stripe (1) arranged in an elevator hoistway, a sensor (21) arranged on a car (3) and an adapter plate (22), wherein the magnetic stripe (1) is vertically arranged along the direction of an elevator guide rail (31) and is in a tensioning state, the input end of the adapter plate (22) is connected with the sensor (21), and the output end of the adapter plate (22) is connected with an elevator controller; the top of the hoistway is provided with a fixed plate (41), the fixed plate (41) is provided with a tensioning device connected with the magnetic stripe (1), the guide rail (31) is provided with a guide frame (51), and a guide through groove (52) for the magnetic stripe (1) to pass through is arranged in the guide frame (51); a guide ring (53) surrounding the outside of the magnetic stripe (1) is arranged in the guide through groove (52), a guide pulley (54) propped against the magnetic stripe (1) is arranged in the guide ring (53), a conductive spring (55) surrounding the outside of the magnetic stripe (1) is arranged on the guide ring (53), a detection ring (56) is arranged outside the conductive spring (55), an alarm (57) is also arranged on the guide frame (51), and the positive electrode and the negative electrode of the alarm (57) are respectively connected with the detection ring (56) and the guide ring (53) through wires (58); the tensioning device comprises a guide rod (42) connected with the fixed plate (41), a tensioning spring (43) is arranged outside the guide rod (42), the upper end of the tensioning spring (43) is connected with the fixed plate (41) through a connecting strip, the lower end of the tensioning spring (43) is connected with a guide seat (44), the lower end of the guide rod (42) stretches into the guide seat (44) to be in sliding connection with the guide seat (44), and the lower end of the guide seat (44) is connected with the magnetic stripe (1); the guide pulleys (54) are provided with two guide pulleys and are respectively abutted against the two side surfaces of the magnetic stripe (1), two connecting rods (531) are arranged in the guide rings (53), rotating shafts (532) of the two guide pulleys (54) are slidably arranged on the two connecting rods (531) through connecting sleeves (533), a fixing frame (534) is arranged between the two connecting sleeves (533) on each connecting rod (531), and a tight abutting spring (535) is arranged between the fixing frame (534) and each connecting sleeve (533); the outside of car (3) is equipped with extension spring (61) of horizontal distribution, and the one end and the car (3) of extension spring (61) are fixed, and the other end of extension spring (61) is connected with pick-up plate (62), and pick-up plate (62) and car (3) sliding connection are equipped with slot (63) that supply magnetic stripe (1) to pass on pick-up plate (62), are equipped with in slot (63) with detection pulley (64) of one side looks butt of magnetic stripe (1), still are equipped with on car (3) travel switch (65) that are connected with keysets (22), in clearance between the spring leaf of extension spring (61) is inserted in contact piece (651) of travel switch (65).
2. A magnetic grid ruler elevator position identification system as claimed in claim 1, wherein: the traction machine (32) is arranged on the fixed plate (41), the base plate (33) is arranged between the traction machine (32) and the fixed plate (41), the shock pad (34) is arranged between the traction machine (32) and the base plate (33), and the shock spring (35) is arranged between the base plate (33) and the fixed plate (41).
3. A magnetic grid ruler elevator position identification system as claimed in claim 1, wherein: an adjusting rod (561) is arranged outside the guide frame (51), and an adjusting sleeve (562) connected with the detecting ring (56) is arranged on the adjusting rod (561).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202210251851.8A CN114538225B (en) | 2022-03-15 | 2022-03-15 | Magnetic grating ruler elevator position identification system |
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Application Number | Priority Date | Filing Date | Title |
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CN202210251851.8A CN114538225B (en) | 2022-03-15 | 2022-03-15 | Magnetic grating ruler elevator position identification system |
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CN114538225A CN114538225A (en) | 2022-05-27 |
CN114538225B true CN114538225B (en) | 2023-12-22 |
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CN202210251851.8A Active CN114538225B (en) | 2022-03-15 | 2022-03-15 | Magnetic grating ruler elevator position identification system |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001261261A (en) * | 2000-03-16 | 2001-09-26 | Toshiba Corp | Elevator magnetic guide apparatus |
JP2004229498A (en) * | 2004-04-20 | 2004-08-12 | Hitachi Ltd | Lifting device |
US9352934B1 (en) * | 2013-03-13 | 2016-05-31 | Thyssenkrupp Elevator Corporation | Elevator positioning system and method |
CN210795417U (en) * | 2019-07-16 | 2020-06-19 | 沃克斯迅达电梯有限公司 | Fixing support of magnetic grid ruler |
WO2021175421A1 (en) * | 2020-03-04 | 2021-09-10 | Felix Grimm | Measuring strip for elevator systems |
-
2022
- 2022-03-15 CN CN202210251851.8A patent/CN114538225B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001261261A (en) * | 2000-03-16 | 2001-09-26 | Toshiba Corp | Elevator magnetic guide apparatus |
JP2004229498A (en) * | 2004-04-20 | 2004-08-12 | Hitachi Ltd | Lifting device |
US9352934B1 (en) * | 2013-03-13 | 2016-05-31 | Thyssenkrupp Elevator Corporation | Elevator positioning system and method |
CN210795417U (en) * | 2019-07-16 | 2020-06-19 | 沃克斯迅达电梯有限公司 | Fixing support of magnetic grid ruler |
WO2021175421A1 (en) * | 2020-03-04 | 2021-09-10 | Felix Grimm | Measuring strip for elevator systems |
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