CN107804765B - Triggering method and equipment for elevator compensation rope anti-jump device - Google Patents
Triggering method and equipment for elevator compensation rope anti-jump device Download PDFInfo
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- CN107804765B CN107804765B CN201711158148.8A CN201711158148A CN107804765B CN 107804765 B CN107804765 B CN 107804765B CN 201711158148 A CN201711158148 A CN 201711158148A CN 107804765 B CN107804765 B CN 107804765B
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- 238000000034 method Methods 0.000 title claims abstract description 12
- 230000000149 penetrating effect Effects 0.000 claims abstract description 11
- 238000012795 verification Methods 0.000 claims description 16
- 238000005452 bending Methods 0.000 claims description 10
- 230000009191 jumping Effects 0.000 claims description 10
- 230000006835 compression Effects 0.000 claims description 8
- 238000007906 compression Methods 0.000 claims description 8
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 238000007667 floating Methods 0.000 claims description 4
- 230000000630 rising effect Effects 0.000 claims description 4
- 230000005484 gravity Effects 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 125000003003 spiro group Chemical group 0.000 claims description 2
- 230000001960 triggered effect Effects 0.000 abstract description 7
- 238000004080 punching Methods 0.000 abstract 1
- 230000000750 progressive effect Effects 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 230000001133 acceleration Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 3
- 210000000080 chela (arthropods) Anatomy 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/16—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Maintenance And Inspection Apparatuses For Elevators (AREA)
- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
The invention belongs to the field of elevators, and particularly relates to an anti-jump triggering method and equipment for an elevator compensation rope. The anti-bouncing device comprises a guide device, a fixing frame assembly arranged on the guide device and a tensioning wheel assembly arranged in the fixing frame assembly, wherein the guide device comprises guide rails clamped on two sides of the fixing frame assembly, the fixing frame assembly comprises a fixing seat clamped between two guide rails and capable of moving up and down along the guide rails, and an anti-bouncing device is arranged in the middle of the fixing seat in a penetrating mode. The application is that a balance spring is added between the safety tongs arranged on the fixing seat and the permanent magnetic chuck to form a balance system, when the inertia force generated when the tensioning device is used for accelerating the jump-up is applied to the balance system, the balance spring is compressed, the suction force generated by the permanent magnetic chuck can enable the balance spring to keep a compressed state, the brake rod is driven to move downwards, the safety tongs are triggered to act, the jump-up of the tensioning device is stopped, and then the roof-punching risk of a car is prevented.
Description
Technical Field
The invention belongs to the field of elevators, and particularly relates to a triggering method and equipment of an elevator compensation rope anti-jump device.
Background
The existing compensating rope tensioning anti-jump device needs to frequently adjust the elongation of the steel wire rope to ensure the effectiveness of the compensating rope tensioning anti-jump device, shang Rewei is not timely, the possibility of failure of the anti-jump device is easily generated, and the elevator runs at the risk of rushing to the top or the bottom of a pier; some compensating rope tensioning devices tightly adopt springs or hydraulic cylinders to realize the compensating rope tensioning anti-jump function, so that the devices are not effectively protected from failure, and the manufacturing and maintenance costs are high.
Disclosure of Invention
The object of the present invention is to provide a triggering method of an elevator compensating rope anti-jump device and a device thereof, which are applicable to an elevator with a compensating rope tensioning anti-jump device.
The technical aim of the invention is realized by the following technical scheme:
the utility model provides an elevator compensation rope prevents jumping trigger equipment, includes guider, locates the mount subassembly on the guider, locates the tight wheel subassembly that rises in the mount subassembly, its characterized in that: the guiding device comprises guide rails clamped on two sides of the fixing frame assembly, the fixing frame assembly comprises a fixing seat clamped between the two guide rails and capable of moving up and down along the guide rails, a jump preventing device is arranged in the middle of the fixing seat in a penetrating mode and comprises a connecting rod, an upper end of the connecting rod is sleeved on the connecting rod, a jump preventing base, a balance spring and a permanent magnet sucker, the permanent magnet sucker is fixedly arranged on the jump preventing fixing seat and sleeved on the brake rod, the connecting rod is arranged on a side plate on two sides of the fixing seat in a sleeved mode, the connecting rod is connected between movable clamp blocks of the two safety clamps and used for controlling braking of the safety clamps, the upper end of the connecting rod is sleeved on the connecting rod, the permanent magnet sucker is fixedly arranged on the jump preventing fixing seat, an adjusting piece matched with the permanent magnet sucker is arranged on the lower portion of the brake rod in a penetrating mode, and a straight through hole used for penetrating out of the connecting rod is formed in the side plate in the gravity direction.
The straight through hole corresponds to a sliding groove structure which slides to enable the connecting rod to pass through and guide.
Preferably, the brake rod comprises an articulated bolt positioned at the upper part and a screw rod positioned at the lower part, the adjusting piece is an adjusting screw pipe and a butterfly nut which are connected between the articulated bolt and the screw rod, the balance spring is arranged between the adjusting screw pipe and the anti-jump fixing seat, the permanent magnet sucker is arranged at the bottom of the anti-jump fixing seat, and the bottom end of the screw rod is provided with an anti-drop nut.
Preferably, the balance spring is a non-magnetic spring, and the brake lever is a non-magnetic brake lever.
This application increases balanced spring between safety tongs and the permanent magnet chuck of locating the fixing base and constitutes balanced system, and when this balanced system was applyed to the inertial force that produces when overspeed device tensioner was accelerated or the deceleration action, the suction that permanent magnet chuck produced just made balanced spring compression, and then triggered the safety tongs action, realizes overspeed device tensioner's progressive brake, and then makes the steady system of car stop. If when the car starts, the car accelerates upwards instantaneously, the fixing seat is provided with an upward inertia force, so that the fixed clamp seat fixed on the fixing seat and the anti-jump fixing seat are driven to move downwards, the movable clamp seat and the fixed clamp seat move relatively to brake and clamp the track, the fixed clamp clamps the guide rail, and the upward inertia force of the fixing seat is resisted by the balance spring. And the closer the permanent magnet sucker and the adjusting solenoid are, the larger the suction force is, so that a better braking effect of progressive braking is ensured.
The butterfly-shaped side of the butterfly nut can be used for propping against the top end of the balance spring, so that the stability of the balance spring is ensured.
Preferably, the bottom of the movable clamp block is fixedly connected with a lifting arm which extends downwards, the lifting arm is connected with a straight bending piece in a threaded manner, two ends of the connecting rod penetrate through the straight bending piece, the fixing seat is fixedly provided with a verification switch fixing seat, and the straight bending piece or the lifting piece is fixedly connected with a verification switch support matched with the verification switch fixing seat.
When the verification switch support is contacted with the verification switch fixing seat, the preset anti-jump-down limit is reached, the verification switch is started to forcedly stop, so that the double-insurance function is achieved, and the damage of all parts is also warned.
Preferably, one side of the straight bending piece, which is close to the center of the connecting rod, at two ends of the connecting rod is in threaded connection with a guide nut, an auxiliary guide plate which can be attached to the outer side face of the side plate is fixedly arranged on the guide nut, the anti-jump fixing seat comprises a horizontal plate and a vertical plate which are integrally connected, a horizontal hole which is arranged vertically and horizontally is correspondingly formed in the vertical plate and the side plate, and the vertical plate and the side plate are adjustably connected through bolts penetrating through the horizontal hole.
The arrangement of the structural mode can realize the arrangement of the brake lever in the horizontal and vertical directions, and is beneficial to the balance of the drag force of the brake lever on the connecting rod. The adjusted anti-jump fixing seat is in dead connection with the side plate through a bolt lock. The fixed pincers seat of safety tongs is matched with the guide rail, and the auxiliary guide plate is matched with the side plate, so that the whole anti-bouncing device is not easy to deflect, the stability is good, the safety tongs can be effectively used for a long time, and the service life is long.
Preferably, the movable clamp block comprises a clamp frame matched with a fixed clamp seat of the safety clamp and used for clamping the guide rail, and a brake roller arranged between the clamp frame and a brake inclined plane of the fixed clamp seat, the lifting arm extends upwards to be fixedly connected with the brake roller, the brake roller is fixedly connected with the clamp frame, the brake roller surface is opposite to the brake inclined plane, and the upper end of the lifting arm is fixedly connected with the middle part of the brake roller.
Preferably, the clamp frame comprises a braking frame wall and a frame seat wall, wherein the braking frame wall and the frame seat wall are mutually perpendicular and matched with the guide rail, the braking frame wall is transversely provided with a strip-shaped hole with one open end far away from the frame seat wall, and the strip-shaped hole divides the braking frame wall into a plurality of frame wall sections which are sequentially arranged from top to bottom.
Preferably, the bottom end of the lifting arm is vertically connected with an arm connecting plate extending to one side of the braking inclined plane, and the straight bending plate comprises a top connecting plate which is positioned at the top and is in overlapped and threaded connection with the arm connecting plate, and a rod connecting plate which extends to one side of the back arm connecting plate and is used for being in threaded connection with the end part of the connecting rod.
The safety tongs are simple in structure, balanced in stress and good in stability. And one or more strip-shaped holes are arranged to divide the multi-section frame wall sections, so that multi-point contact is ensured between the braking frame wall and the guide rail, and the clamping effect is ensured.
Preferably, a reinforcing connecting piece is connected between the tops of the two guide rails, and an anti-collision pad is fixedly arranged at the bottom of the reinforcing connecting piece.
The triggering method of the elevator compensation rope anti-jump device realized by the triggering equipment is characterized by comprising the following steps of: the method comprises the following steps:
1. the elevator car jumps upwards, accelerates upwards instantaneously, the compensation rope connected with the elevator car drives the fixed seat, and the fixed seat is connected with an upward inertia force, so that the fixed clamp seat fixedly arranged on the fixed seat and the anti-jump fixed seat are driven to have an upward inertia force;
2. because the brake lever, the connecting rod and the movable clamp seat are arranged on the anti-jump fixing seat in a floating manner through the balance spring, the balance state is kept during normal operation, when the anti-jump fixing seat rises instantaneously due to upward inertia force, the balance spring is compressed because the movable clamp seat cannot respond to the instantaneous rising, the permanent magnet sucker suction keeps the compression state of the balance spring, the brake lever moves downwards relative to the anti-jump fixing seat, the connecting rod drives the movable clamp seat to move downwards relative to the anti-jump fixing seat, the fixed clamp seat and the fixing seat, the movable clamp seat moves relative to the fixed clamp seat so as to clamp the guide rail, the tensioning device is prevented from jumping upwards, and the lift car is prevented from being toppled.
In addition, the trigger device floats along with the tensioning device in normal operation, and the anti-jump device can be triggered only when the inertia force generated by the jump acceleration of the tensioning device overcomes the balance system, so that the failure risk of the fixed anti-jump trigger device caused by the extension of the steel wire rope can be effectively avoided.
The guiding device is strong in structural stability, and the anti-collision pad is arranged to play a good role in protecting the fixing frame and the guiding wheel and other structures inside the fixing frame under the limit condition, so that the anti-collision pad is prevented from being damaged and scrapped under the limit condition. I.e. for the failure risk of the device, a damping device is added to realize secondary protection.
In summary, the invention has the following beneficial effects:
1. this application increases balanced spring between safety tongs and the permanent magnet chuck of locating the fixing base and constitutes balanced system, and when this balanced system was applyed to the inertial force that produces when overspeed device tensioner was accelerated or the deceleration action, the suction that permanent magnet chuck produced just made balanced spring compression, and then triggered the safety tongs action, realizes overspeed device tensioner's progressive brake, and then makes the steady system of car stop. The elevator car jumps upwards, accelerates upwards instantaneously, the compensation rope connected with the elevator car drives the fixed seat, and the fixed seat is connected with an upward inertia force, so that the fixed clamp seat fixedly arranged on the fixed seat and the anti-jump fixed seat are driven to have an upward inertia force; because the brake lever, the connecting rod and the movable clamp seat are arranged on the anti-jump fixing seat in a floating manner through the balance spring, the balance state is kept during normal operation, when the anti-jump fixing seat rises instantaneously due to upward inertia force, the balance spring is compressed because the movable clamp seat cannot respond to the instantaneous rising, the permanent magnet sucker suction keeps the compression state of the balance spring, the brake lever moves downwards relative to the anti-jump fixing seat, the connecting rod drives the movable clamp seat to move downwards relative to the anti-jump fixing seat, the fixed clamp seat and the fixing seat, the movable clamp seat moves relative to the fixed clamp seat so as to clamp the guide rail, the tensioning device is prevented from jumping upwards, and the lift car is prevented from being toppled. In addition, the trigger device floats along with the tensioning device in normal operation, and the anti-jump device can be triggered only when the inertia force generated by the jump acceleration of the tensioning device overcomes the balance system, so that the failure risk of the fixed anti-jump trigger device caused by the extension of the steel wire rope can be effectively avoided. And the closer the permanent magnet sucker and the adjusting solenoid are, the larger the suction force is, so that a better braking effect of progressive braking is ensured.
2. The safety gear has the advantages that the safety gear is simple in structure and low in cost, the principle of the safety gear is skillfully combined to the anti-bouncing device, the double-insurance anti-bouncing effect is achieved, the safety is higher, and the use stability of the elevator is better and more comfortable.
3. This principle reveals a new safety gear triggering method. The device is fixed on the compensating rope tensioning device, the elongation is automatically compensated along with the elongation of the compensating rope, the effectiveness of the anti-jump device is maintained in real time, and when the elongation reaches the limit position, the safety switch (i.e. the verification switch) acts, the elevator is stopped, and the elevator can be restarted by readjusting the elongation of the steel wire rope.
Drawings
FIG. 1 is a schematic diagram of the structure of the present application;
FIG. 2 is a schematic view of a jump protection device;
FIG. 3 is a schematic view of a jump guard mounting structure;
FIG. 4 is a second schematic illustration of the structure of the anti-jump device;
FIG. 5 is a schematic illustration of a brake lever configuration;
fig. 6 is a schematic diagram of a diving-proof device of the present application.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The present embodiment is only for explanation of the present invention and is not to be construed as limiting the present invention, and modifications to the present embodiment, which may not creatively contribute to the present invention as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present invention.
Embodiment one:
the utility model provides an elevator compensation rope prevents jumping trigger equipment, includes guider 7, locates the mount subassembly 1 on the guider, locates the tight wheel subassembly 2 that rises in the mount subassembly, its characterized in that: the guiding device comprises guide rails 701 clamped on two sides of the fixing frame assembly, the fixing frame assembly comprises a fixing seat clamped between the two guide rails and capable of moving up and down along the guide rails, a jump preventing device is arranged in the middle of the fixing seat in a penetrating mode, the jump preventing device comprises a connecting rod 6, an upper end of which is sleeved on the connecting rod and used for controlling braking of the safety tongs, a braking rod, a jump preventing base 31, a balancing spring 32 and a permanent magnet sucker 33, the connecting rod is sleeved on the fixing seat, the permanent magnet sucker 33 is fixedly arranged on the jump preventing fixing seat and sleeved on the braking rod, the jump preventing device is arranged on the middle of the fixing seat in a penetrating mode, an adjusting piece 34 matched with the permanent magnet sucker is arranged on the lower portion of the braking rod, and a straight through hole 12 used for penetrating out the connecting rod is formed in the side plate in the gravity direction.
The straight through hole corresponds to a sliding groove structure which slides to enable the connecting rod to pass through and guide.
The brake lever comprises an articulated bolt 51 positioned at the upper part and a screw rod 52 positioned at the lower part, the adjusting piece is an adjusting screw pipe 53 and a butterfly nut 54 which are connected between the articulated bolt and the screw rod, the balance spring is arranged between the adjusting screw pipe and the anti-jump fixing seat, the permanent magnet sucker is arranged at the bottom of the anti-jump fixing seat, and the bottom end of the screw rod is provided with an anti-drop nut. The balance spring is a non-magnetic conduction spring, and the brake rod is a non-magnetic conduction brake rod.
The butterfly-shaped side of the butterfly nut can be used for propping against the top end of the balance spring, so that the stability of the balance spring is ensured.
The bottom of the movable clamp block is fixedly connected with a pulling arm 411 which extends downwards, the pulling arm is connected with a straight bending piece 412 in a threaded mode, two ends of the connecting rod penetrate through the straight bending piece, the fixing seat is fixedly provided with a verification switch fixing seat 71, and the straight bending piece or the pulling piece is fixedly connected with a verification switch support 72 matched with the verification switch fixing seat.
When the verification switch support is contacted with the verification switch fixing seat, the preset anti-jump-down limit is reached, the verification switch is started to forcedly stop, so that the double-insurance function is achieved, and the damage of all parts is also warned.
The one side spiro union that the connecting rod both ends lie in straight curved piece and are close to the connecting rod center has direction nut 61, the last supplementary deflector 62 that can lean on of direction nut on the lateral surface of curb plate, prevent jumping the fixing base and include horizontal straight board and the vertical straight board of body coupling, set up the straight hole of a word that is used for being connected with the curb plate of vertical setting on the vertical straight board, the straight hole of a word that is used for passing the brake lever has been seted up along connecting rod length direction on the horizontal straight board.
The arrangement of the structural mode can realize the arrangement of the brake lever in the horizontal and vertical directions, and is beneficial to the balance of the drag force of the brake lever on the connecting rod. The adjusted anti-jump fixing seat is in dead connection with the side plate through a bolt lock. The fixed pincers seat of safety tongs is matched with the guide rail, and the auxiliary guide plate is matched with the side plate, so that the whole anti-bouncing device is not easy to deflect, the stability is good, the safety tongs can be effectively used for a long time, and the service life is long.
The triggering method of the elevator compensation rope anti-jump device realized by the triggering equipment is characterized by comprising the following steps of: the method comprises the following steps:
1. the elevator car jumps upwards, accelerates upwards instantaneously, the compensation rope connected with the elevator car drives the fixed seat, and the fixed seat is connected with an upward inertia force, so that the fixed clamp seat fixedly arranged on the fixed seat and the anti-jump fixed seat are driven to have an upward inertia force;
2. because the brake lever, the connecting rod and the movable clamp seat are arranged on the anti-jump fixing seat in a floating manner through the balance spring, the balance state is kept during normal operation, when the anti-jump fixing seat rises instantaneously due to upward inertia force, the balance spring is compressed because the movable clamp seat cannot respond to the instantaneous rising, the permanent magnet sucker suction keeps the compression state of the balance spring, the brake lever moves downwards relative to the anti-jump fixing seat, the connecting rod drives the movable clamp seat to move downwards relative to the anti-jump fixing seat, the fixed clamp seat and the fixing seat, the movable clamp seat moves relative to the fixed clamp seat so as to clamp the guide rail, the tensioning device is prevented from jumping upwards, and the lift car is prevented from being toppled.
Embodiment two:
the difference from the above embodiment is that the movable clamp block includes a clamp frame 412 cooperating with the fixed clamp seat 401 of the safety clamp for clamping the guide rail, and a brake roller 413 disposed between the clamp frame and the brake inclined surface 402 of the fixed clamp seat, and the lifting arm extends upwards to be fixedly connected with the brake roller. The brake roller is fixedly connected with the clamp frame, the brake roller surface is opposite to the brake inclined surface, and the upper end of the lifting arm is fixedly connected to the middle part of the brake roller. The caliper frame comprises a braking frame wall 4121 and a frame seat wall, wherein the braking frame wall 4121 and the frame seat wall are mutually perpendicular and matched with the guide rail, a strip-shaped hole is transversely formed in the braking frame wall, the end of the strip-shaped hole is far away from the frame seat wall, and the strip-shaped hole divides the braking frame wall into a plurality of frame wall sections 4122 which are sequentially distributed from top to bottom.
Embodiment III:
the difference from the above embodiment is that the bottom end of the pulling arm is vertically connected with an arm connecting plate 4111 extending to one side of the braking inclined plane, and the straight bending plate comprises a top connecting plate at the top and in overlapping screwed connection with the arm connecting plate, and a rod connecting plate 4112 extending to one side opposite to the arm connecting plate and used for being in screwed connection with the end of the connecting rod.
A reinforcing connecting piece 9 is connected between the tops of the two guide rails, and an anti-collision pad 91 is fixedly arranged at the bottom of the reinforcing connecting piece.
The guiding device is strong in structural stability, and the anti-collision pad is arranged to play a good role in protecting the fixing frame and the guiding wheel and other structures inside the fixing frame under the limit condition, so that the anti-collision pad is prevented from being damaged and scrapped under the limit condition. I.e. for the failure risk of the device, a damping device is added to realize secondary protection.
This application increases balanced spring between safety tongs and the permanent magnet chuck of locating the fixing base and constitutes balanced system, and when this balanced system was applyed to the inertial force that produces when overspeed device tensioner was accelerated or the deceleration action, the suction that permanent magnet chuck produced just made balanced spring compression, and then triggered the safety tongs action, realizes overspeed device tensioner's progressive brake, and then makes the steady system of car stop. When the anti-jump fixing seat rises instantaneously due to upward inertia force, the movable clamp seat cannot respond to the instantaneous rise in time, so that the balance spring is compressed, the permanent magnet sucker suction keeps the compression state of the balance spring, the brake rod moves downwards relative to the anti-jump fixing seat, the fixed clamp seat and the fixing seat, the connecting rod drives the movable clamp seat to move downwards relative to the anti-jump fixing seat, the fixed clamp seat and the fixing seat, the movable clamp seat moves relative to the fixed clamp seat to clamp the guide rail, the tensioning device is prevented from jumping upwards, and the lift car is prevented from being pushed upwards. In addition, the trigger device floats along with the tensioning device in normal operation, and the anti-jump device can be triggered only when the inertia force generated by the jump acceleration of the tensioning device overcomes the balance system, so that the failure risk of the fixed anti-jump trigger device caused by the extension of the steel wire rope can be effectively avoided. And the closer the permanent magnet sucker and the adjusting solenoid are, the larger the suction force is, so that a better braking effect of progressive braking is ensured.
Claims (10)
1. The utility model provides an elevator compensation rope prevents jumping trigger equipment, includes guider (7), locates mount subassembly (1) on the guider, locates tight wheel subassembly (2) that rises in the mount subassembly, its characterized in that: the guiding device comprises guide rails (701) clamped on two sides of the fixing frame assembly, the fixing frame assembly comprises a fixing seat clamped between the two guide rails and capable of moving up and down along the guide rails, a jump preventing device is arranged in the middle of the fixing seat in a penetrating mode, the jump preventing device comprises a connecting rod (6) connected between movable clamp blocks (41) of two safety clamps and used for controlling braking of the safety clamps, a braking rod with the upper end sleeved on the connecting rod, a jump preventing fixing seat (31) connected on the fixing seat, a balance spring (32) sleeved on the braking rod and a permanent magnet sucker (33) fixedly arranged on the jump preventing fixing seat and sleeved on the braking rod, an adjusting piece (34) matched with the permanent magnet sucker is arranged on the lower portion of the jump preventing fixing seat in a penetrating mode, a straight through hole (12) used for penetrating out of the connecting rod is formed in the side plate along the gravity direction; the brake lever comprises a movable joint bolt (51) positioned at the upper part and a screw rod (52) positioned at the lower part; a reinforcing connecting piece (9) is connected between the tops of the two guide rails.
2. An elevator compensating rope anti-jump triggering apparatus as recited in claim 1, wherein: the adjusting piece is an adjusting screw tube (53) and a butterfly nut (54) which are connected between the movable joint bolt and the screw rod, the balance spring is arranged between the adjusting screw tube and the anti-jump fixing seat, the permanent magnet sucker is arranged at the bottom of the anti-jump fixing seat, and the bottom end of the screw rod is provided with an anti-drop nut.
3. An elevator compensating rope anti-jump triggering apparatus as recited in claim 2, wherein: the balance spring is a non-magnetic conduction spring, and the brake rod is a non-magnetic conduction brake rod.
4. An elevator compensating rope anti-jump triggering apparatus as recited in claim 1, wherein: the bottom of the movable clamp block is fixedly connected with a downward extending lifting arm (411), the lifting arm is connected with a straight bent piece in a threaded manner, two ends of the connecting rod penetrate through the straight bent piece, the fixed seat is fixedly provided with a verification switch fixed seat (71), and the straight bent piece or the lifting piece is fixedly connected with a verification switch support (72) matched with the verification switch fixed seat.
5. An elevator compensating rope anti-jump triggering apparatus as recited in claim 4, wherein: the connecting rod both ends are located one side spiro union that straight curved piece is close to the connecting rod center and have direction nut (61), set firmly on the direction nut can lean on auxiliary guide plate (62) on the lateral surface of curb plate, prevent jumping fixing base includes horizontal straight plate and vertical straight plate of body coupling, vertical straight plate is last to be seted up a word hole that is used for being connected with the curb plate of vertical setting, horizontal straight plate is last to be seted up along connecting rod length direction and is used for passing the straight hole of brake lever.
6. An elevator compensating rope anti-jump triggering apparatus as recited in claim 5, wherein: the movable clamp block comprises a clamp frame (412) matched with a fixed clamp seat (401) of the safety clamp and used for clamping the guide rail, and a brake roller (413) arranged between the clamp frame and a brake inclined plane (402) of the fixed clamp seat, wherein the lifting arm extends upwards to be fixedly connected with the brake roller, the brake roller is fixedly connected with the clamp frame, the brake roller surface is opposite to the brake inclined plane, and the upper end of the lifting arm is fixedly connected with the middle part of the brake roller.
7. The elevator compensating rope anti-jump triggering apparatus of claim 6, wherein: the clamp frame comprises a brake frame wall (4121) and a frame seat wall, wherein the brake frame wall (4121) and the frame seat wall are mutually perpendicular and matched with the guide rail, a strip-shaped hole with one open end far away from the frame seat wall is transversely formed in the brake frame wall, and the strip-shaped hole divides the brake frame wall into a plurality of frame wall sections (4122) which are sequentially distributed from top to bottom.
8. The elevator compensating rope anti-jump triggering apparatus of claim 7, wherein: the lifting arm bottom is vertically connected with an arm connecting plate (4111) extending to one side of the braking inclined plane, and the straight bending piece comprises a top connecting plate and a rod connecting plate (4112), wherein the top connecting plate is positioned at the top and is in overlapped and threaded connection with the arm connecting plate, and the rod connecting plate (4112) extends to one side of the back arm connecting plate and is used for being in threaded connection with the end part of the connecting rod.
9. An elevator compensating rope anti-jump triggering apparatus as recited in claim 1, wherein: an anti-collision pad (91) is fixedly arranged at the bottom of the reinforcing connecting piece.
10. A triggering method of an elevator compensating rope anti-jump device implemented with an elevator compensating rope anti-jump triggering apparatus according to any of claims 1-9, characterized in that: the method comprises the following steps:
1. the elevator car jumps upwards, accelerates upwards instantaneously, the compensation rope connected with the elevator car drives the fixed seat, and the fixed seat is connected with an upward inertia force, so that the fixed clamp seat fixedly arranged on the fixed seat and the anti-jump fixed seat are driven to have an upward inertia force;
2. because the brake lever, the connecting rod and the movable clamp seat are arranged on the anti-jump fixing seat in a floating manner through the balance spring, the balance state is kept during normal operation, when the anti-jump fixing seat rises instantaneously due to upward inertia force, the balance spring is compressed because the movable clamp seat cannot respond to the instantaneous rising, the permanent magnet sucker suction keeps the compression state of the balance spring, the brake lever moves downwards relative to the anti-jump fixing seat, the connecting rod drives the movable clamp seat to move downwards relative to the anti-jump fixing seat, the fixed clamp seat and the fixing seat, the movable clamp seat moves relative to the fixed clamp seat so as to clamp the guide rail, the tensioning device is prevented from jumping upwards, and the lift car is prevented from being toppled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711158148.8A CN107804765B (en) | 2017-11-20 | 2017-11-20 | Triggering method and equipment for elevator compensation rope anti-jump device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711158148.8A CN107804765B (en) | 2017-11-20 | 2017-11-20 | Triggering method and equipment for elevator compensation rope anti-jump device |
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| Publication Number | Publication Date |
|---|---|
| CN107804765A CN107804765A (en) | 2018-03-16 |
| CN107804765B true CN107804765B (en) | 2024-03-19 |
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| CN201711158148.8A Active CN107804765B (en) | 2017-11-20 | 2017-11-20 | Triggering method and equipment for elevator compensation rope anti-jump device |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB508895A (en) * | 1938-04-05 | 1939-07-07 | Robert William Worrall | Improvements relating to mechanical braking systems |
| DE4334253A1 (en) * | 1992-10-07 | 1994-04-14 | Otis Elevator Co | Hold-down device for a compensating rope washer |
| JP2002128419A (en) * | 2000-10-19 | 2002-05-09 | Toshiba Corp | Safety device for vehicle for compensating pulley for elevator |
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| CN205472123U (en) * | 2016-02-24 | 2016-08-17 | 江苏伯爵电梯股份有限公司 | High -speed elevator tight pulley device that rises |
| CN106946121A (en) * | 2017-05-03 | 2017-07-14 | 怡达快速电梯有限公司 | High-speed elevator compensation rope tension device |
| CN207861655U (en) * | 2017-11-20 | 2018-09-14 | 恒达富士电梯有限公司 | A kind of triggering equipment of compensating rope of elevator anti-bouncing device |
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| GB508895A (en) * | 1938-04-05 | 1939-07-07 | Robert William Worrall | Improvements relating to mechanical braking systems |
| DE4334253A1 (en) * | 1992-10-07 | 1994-04-14 | Otis Elevator Co | Hold-down device for a compensating rope washer |
| JP2002128419A (en) * | 2000-10-19 | 2002-05-09 | Toshiba Corp | Safety device for vehicle for compensating pulley for elevator |
| JP2011195229A (en) * | 2010-03-17 | 2011-10-06 | Toshiba Elevator Co Ltd | Tensioner for governor |
| CN104444708A (en) * | 2014-11-18 | 2015-03-25 | 怡达快速电梯有限公司 | Follow-up tensioning method and device for elevator compensation rope |
| CN105129575A (en) * | 2015-09-29 | 2015-12-09 | 山东宏运达电梯股份有限公司 | High-speed elevator compensating rope tensioning device and application thereof |
| CN205472123U (en) * | 2016-02-24 | 2016-08-17 | 江苏伯爵电梯股份有限公司 | High -speed elevator tight pulley device that rises |
| CN106946121A (en) * | 2017-05-03 | 2017-07-14 | 怡达快速电梯有限公司 | High-speed elevator compensation rope tension device |
| CN207861655U (en) * | 2017-11-20 | 2018-09-14 | 恒达富士电梯有限公司 | A kind of triggering equipment of compensating rope of elevator anti-bouncing device |
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| CN107804765A (en) | 2018-03-16 |
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