CN105540383B - Prevent the rope brake device of car accidental movement - Google Patents
Prevent the rope brake device of car accidental movement Download PDFInfo
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- CN105540383B CN105540383B CN201610107762.0A CN201610107762A CN105540383B CN 105540383 B CN105540383 B CN 105540383B CN 201610107762 A CN201610107762 A CN 201610107762A CN 105540383 B CN105540383 B CN 105540383B
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- roller bearing
- spring
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- 238000003825 pressing Methods 0.000 claims abstract description 64
- 230000005540 biological transmission Effects 0.000 claims abstract description 50
- 230000007246 mechanism Effects 0.000 claims abstract description 18
- 230000008093 supporting effect Effects 0.000 claims description 29
- 238000005096 rolling process Methods 0.000 claims description 19
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 18
- 230000001960 triggered effect Effects 0.000 claims description 15
- 230000009471 action Effects 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 14
- 238000005381 potential energy Methods 0.000 claims description 10
- 230000005611 electricity Effects 0.000 claims description 8
- 230000008569 process Effects 0.000 claims description 3
- 230000003068 static effect Effects 0.000 claims description 3
- 238000004146 energy storage Methods 0.000 claims description 2
- 229910000831 Steel Inorganic materials 0.000 abstract description 8
- 239000010959 steel Substances 0.000 abstract description 8
- 238000009825 accumulation Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
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- 230000007547 defect Effects 0.000 description 1
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Classifications
-
- 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
- B66B5/18—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well and applying frictional retarding forces
- B66B5/24—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well and applying frictional retarding forces by acting on guide ropes or cables
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Braking Arrangements (AREA)
- Mechanical Operated Clutches (AREA)
Abstract
The present invention provides a kind of rope brake device for preventing car accidental movement, including drive control mechanism, driving gear component, fan-shaped pressing plate, sliding block, roller bearing, energy-storaging spring, transmission arm, dynamic clamping plate, clamp plate and guided bearing axis；Wherein, the drive control mechanism is connected with the driving gear component, main gear shaft in the driving gear component is engaged with the fan-shaped pressing plate, the sector pressing plate can be slided along the sliding block, the sector pressing plate is hinged with the roller bearing, the energy-storaging spring is connected with the roller bearing, the one end of the roller bearing and the transmission arm is hinged, the other end of the transmission arm is hinged with the dynamic clamping plate, and the dynamic clamping plate can be along the guide support axis closer or far from the clamp plate under the drive of the transmission arm.The present invention promotes roller bearing along movement in a curve by the energy-storaging spring, and then drives dynamic clamping plate close to clamp plate, rapid clamping steel wire rope, clever structure, effectively prevents the accidental movement of car.
Description
Technical field
The present invention relates to safety protection apparatus for elevator technical fields, and in particular, to a kind of car accidental movement of preventing
Rope brake device.
Background technology
The security risk of elevator includes many-sided, and the wherein accidental movement of lift car is in occupation of very big ratio.Electricity
Terraced car accidental movement include elevator run when velocity anomaly so that rush to summit or crouching bottom and under door opening state car movement from
Open flat bed.The situation can bring passenger great security risk, depend merely on the service brake of elevator device in itself not
Reliably, it is necessary to which the safety catch independently of elevator device is set.
By the retrieval to the prior art, Application No. 201420651752.X is found, the practicality of entitled rope brake is new
Type discloses a kind of rope brake of electromagnetism triggering.Its purpose is to provide, a kind of trigger architecture is simple, triggering is stablized, Neng Goufang
The only rope brake of elevator accidental movement, the utility model rope brake include trigger unit, support part, dynamic clamping parts, switch,
Clamp plate etc., using power-off triggering mode, electromagnet power-off, contact withdraws release screw, in the work for the rotary force that torsional spring provides
Under, lock structure component departs from the inclined-plane of guiding axis, and guiding axis moves upwards under the action of the power of compression spring, drive drift to
Upper movement, and then clamping parts is made to be moved to clamp plate, clamping steel wire rope finally makes elevator stopping, while in this rope brake
Drift move upwards can trigger switch power off traction machine, play the role of preventing elevator accidental movement.But the practicality is new
Type resets every time to be required for manually being resetted, and will be compressed after spring suppresses certain position and be used lock hook part to spring
Triggered by electromagnetic switch again during locking triggering, since rope brake is often mounted in computer room or hoistway, to locking
Step is very troublesome, and use is very inconvenient.A kind of elevator wire rope rope brake that Patent No. CN103434912A is announced touches
Send out complicated, reliable transmission has much room for improvement；A kind of rope brake for reliable operation that Patent No. CN103359576A is announced,
It can only realize that uplink is protected, and self-locking device be required high.
The content of the invention
For in the prior art the defects of, the object of the present invention is to provide a kind of rope brakes for preventing car accidental movement to fill
It puts.
What is provided according to the present invention prevents the rope brake device of car accidental movement, including drive control mechanism, driving cog
Wheel assembly, fan-shaped pressing plate, sliding block, roller bearing, energy-storaging spring, transmission arm, dynamic clamping plate, clamp plate, guided bearing axis；
Wherein, the drive control mechanism is connected with the driving gear component, the main tooth in the driving gear component
Wheel shaft is engaged with the fan-shaped pressing plate, and the sector pressing plate can be slided along the sliding block, and the sector pressing plate is cut with scissors with the roller bearing
Connect, the energy-storaging spring is connected with the roller bearing, and the one end of the roller bearing and the transmission arm is hinged, the transmission arm it is another
One end is hinged with the dynamic clamping plate, and the clamp plate is fixed on the one end of the guided bearing axis, and the dynamic clamping plate is in institute
Stating can be along guide support axis slip and then separate or close clamp plate under the drive of transmission arm.
Preferably, the sliding block is arc-shaped, and the axis of rolling that multiple camber lines along sliding block are arranged in order, institute are provided on sliding block
It states fan-shaped pressing plate side and is bonded the rolling pair that the axis of rolling is formed, the sector pressing plate can be along the cunning by the axis of rolling
The camber line rolling pair of block slides.
Preferably, when the driving gear component drives the fan-shaped pressing plate along the sliding block slide downward, with sector
The hinged roller bearing of pressing plate can drive transmission arm, and then transmission arm drives dynamic clamping plate away from clamp plate；
When the energy-storaging spring promotes the fan-shaped pressing plate along the sliding block upward sliding, the hinged rolling with fan-shaped pressing plate
Axis can drive transmission arm, and then transmission arm drives dynamic clamping plate close to clamp plate.
Preferably, the driving gear component includes master gear, duplicate gear, secondary gear and main gear shaft；
Wherein, the secondary gear is engaged with the lower gear in the duplicate gear, the gear in the duplicate gear with
Master gear engages, and the master gear is connected with main gear shaft；Sliding tooth, sliding tooth and the fan are provided on the main gear shaft
Shape pressing plate engages；
Further include reseting gear handle and handle supporting axis；
Wherein, reseting gear is provided on the reseting gear handle, when reseting gear handle is mounted on handle supporting axis
When upper, reseting gear can be engaged with the lower gear of the duplicate gear, so as to realize driven by shaking driving gear component；
The handle supporting axis is unilateral bearing, and when the reseting gear handle rotates, fan-shaped pressing plate is along sliding block to downslide
Dynamic, energy-storaging spring is compressed, and transmission arm drives dynamic clamping plate to be resetted away from clamp plate to the rope brake of locking.
Preferably, the first limit switch triggering device and the second limit switch triggering dress are provided on the main gear shaft
It puts, the first limit switch and the second limit switch is provided with below the main gear shaft, in rope brake reseting procedure
Position limitation protection；
In rope brake reseting procedure, the drive control mechanism drives the driving gear component to carry out rotation reset, into
And the main gear shaft drives the fan-shaped pressing plate along the sliding block slide downward, when main gear shaft is rotated so that main gear shaft
On the first limit switch triggering device when touching the first limit switch, the first limit switch is triggered, and main gear shaft stops
It rotates；When the first limit switch fails, main gear shaft can not be braked and continue to be rotated so that on main gear shaft along former direction
When second limit switch triggering device touches the second limit switch, the second limit switch is triggered.
Preferably, first limit switch triggering device uses cruciform slot screw；
Second limit switch triggering device uses eccentric wheel structure.
Preferably, the drive control mechanism includes driving motor, worm gear device, electromagnetic clutch, the first /V
Switch, the second limit switch and drive control plate；
Wherein, the driving motor, electromagnetic clutch, the first limit switch and the second limit switch are electrically connected described
Drive control plate, the drive control plate for out-put supply to the driving motor and the electromagnetic clutch, described first
Limit switch, the second limit switch give the drive control plate for sending action signal；The driving motor and worm and gear
Device is connected, and the worm gear device is connected with electromagnetic clutch, in the electromagnetic clutch and the driving gear component
Secondary gear be connected；
When rope brake after the power is turned on, can start the process of automatically reseting, the drive control plate supply electricity to the driving motor and
The electromagnetic clutch, the driving motor are started to work, and worm gear device are driven, by the biography of the driving gear component
Dynamic, the sector pressing plate starts along sliding block slide downward, compresses the energy-storaging spring downwards with the hinged roller bearing of fan-shaped pressing plate, makes
Energy-storaging spring accumulation of energy, the roller bearing drives dynamic clamping plate away from clamp plate through transmission arm, when the main tooth in the driving gear component
When the first limit switch triggering device that wheel shaft is rotated so that on main gear shaft touches the first limit switch, the first /V is opened
Pass is triggered, and the drive control plate receives the confession stopped immediately after the actuating signal of the first limit switch to driving motor
Electricity, driving motor are stopped, and so as to which driving gear component stops operating, and the drive control plate is still maintained to institute at this time
The power supply of electromagnetic clutch is stated, so as to which driving gear component will not be inverted due to the elastic potential energy of energy-storaging spring, transmission gear
Component is maintained on existing position fixed, and reseting procedure terminates, and rope brake enters static standby state；
After rope brake powers off, the drive control plate stops powering to the driving motor and the electromagnetic clutch,
Electromagnetic clutch is stopped, and driving gear component loses fixed position retentivity, and the energy-storaging spring release elastic potential energy will
The roller bearing pushes up, and the roller bearing drives fan-shaped pressing plate, and along sliding block upward sliding, the roller bearing drives dynamic clamping plate through transmission arm
Close to clamp plate, Quick-clamped action is realized.
Preferably, in reseting procedure, the normal rotation scope of main gear shaft is ended when being and being triggered to the first limit switch,
It fails when due to the first limit switch so that main gear shaft surmounts normal rotation scope and continues to be rotated so that main tooth along former direction
When the second limit switch triggering device on wheel shaft touches the second limit switch, the second limit switch is triggered, and starts and clamps
Mechanism, the drive control plate stop powering to the driving motor and the electromagnetic clutch, and electromagnetic clutch is stopped,
Driving gear component loses fixed position retentivity, and the energy-storaging spring release elastic potential energy pushes up the roller bearing, described
Roller bearing drives fan-shaped pressing plate, and along sliding block upward sliding, the roller bearing drives dynamic clamping plate to be realized quick close to clamp plate through transmission arm
Pinching action.
Preferably, supporting block on spring, spring pedestal, spring guide are further included；
Supporting block on each hinged spring in the roller bearing both ends, supporting block and the one of the energy-storaging spring on the spring
End is connected, and the other end of the energy-storaging spring is connected with spring pedestal；
The energy-storaging spring is internally provided with the spring guide, and one end of the spring guide is connected on the spring
Supporting block, the other end of the spring guide connect the spring pedestal；
Preferably, the clamping face of the dynamic clamping plate and clamp plate is provided with dovetail groove.
Compared with prior art, the present invention has following advantageous effect：
1st, trigger mechanism of the invention is simple, and peripheral driving design is also relatively easy, discharges elasticity using energy-storaging spring
Potential energy drives clamping plate to clamp via transmission component, and triggering is rapid and stability is good, and device occupies little space；
2nd, hand-reset is not required after present invention triggering, as long as device re-powers, drive motor works to drive immediately and pass
Moving teeth wheel assembly, and then fan-shaped pressing plate compress energy storage spring is driven, transmission arm drives dynamic clamping plate to realize automatic precision away from clamp plate
Really reset.In the case where that can not re-power and automatically reset, it is possible to use reseting gear handle carries out hand-reset, i.e.,
Reseting gear handle is mounted on handle supporting axis and is rotated, it is easy to operate, it need not be as other current rope brakes
Equally carry out complicated hand-reset locking action；
3rd, clever structure of the present invention, clamping are highly reliable.The roller bearing is articulated with the center position on the lower side of fan-shaped pressing plate, touches
After sending out pinching action, fan-shaped pressing plate is rotated up, and when final clamp, transmission arm is almost overlapped with horizontal direction, approximately forms one
A dead-centre position, spring are supplied to the power of dynamic clamping plate to obtain maximum amplification, and clamping is highly reliable；
4th, two limit switches in the present invention, triggering mode is simple, and can timely feedback the state of elevator, for electricity
Ladder, which further carries out maintenance, provides Information Assurance.
Description of the drawings
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention,
Objects and advantages will become more apparent upon：
Fig. 1 is the structural diagram of the present invention；
Fig. 2, Fig. 3, Fig. 4, Fig. 5 show the inside structure schematic diagram of the present invention.
In figure：
1 is rope cramp body, and 2 be main gear shaft, and 3 be fan-shaped pressing plate, and 4 be the axis of rolling, and 5 be sliding block, and 6 is curved to adjust
Plate, 7 be clamp plate, and 8 be guided bearing axis, and 9 be steel wire rope pressing plate, and 10 be dynamic clamping plate, and 11 be supporting square, and 12 be fan-shaped pressing plate
Axis, 13 be master gear, and 14 be cup head key, and 15 be reseting gear handle, and 16 be handle supporting axis, and 17 be gear cap, and 18 be spiral shell
Bolt, 19 be driving motor, and 20 be spring pedestal, and 21 be spring guide, and 22 be energy-storaging spring, and 23 be supporting block on spring, and 24 are
Roller bearing, 25 be transmission arm, and 26 be needle bearing, and 27 be pedestal angle steel, and 28 be cruciform slot screw, and 29 be eccentric wheel structure, and 30 are
Bearing, 31 be time gear, and 32 bidentate support shafts, 33 be duplicate gear, and 34 be hubcap, and 35 be upper cover plate, and 36 fix for switch
Plate, 37 be the first limit switch, and 38 be the second limit switch, and 39 be drive control plate mounting box, and 40 be electromagnetic clutch, and 41 are
Worm gear device.
Specific embodiment
With reference to specific embodiment, the present invention is described in detail.Following embodiment will be helpful to the technology of this field
Personnel further understand the present invention, but the invention is not limited in any way.It should be pointed out that the ordinary skill to this field
For personnel, without departing from the inventive concept of the premise, various modifications and improvements can be made.These belong to the present invention
Protection domain.
The rope brake device provided by the invention for preventing car accidental movement, including drive control mechanism, driving gear set
Part, fan-shaped pressing plate 3, sliding block 5, roller bearing 24, energy-storaging spring 22, transmission arm 25, dynamic clamping plate 10, clamp plate 7, guided bearing axis 8；
Wherein, the drive control mechanism is connected with the driving gear component, the main tooth in the driving gear component
Wheel shaft 2 is engaged with the fan-shaped pressing plate 3, and the sector pressing plate 3 can be slided along the sliding block 5, the sector pressing plate 3 and the rolling
Axis 24 is hinged, and the energy-storaging spring 22 is connected with the roller bearing 24, and the one end of the roller bearing 24 and the transmission arm 25 is hinged,
The other end of the transmission arm 25 is hinged with the dynamic clamping plate 10, and the clamp plate 7 is fixed on the one of the guided bearing axis 8
End, the dynamic clamping plate 10 can slide along the guide support axis under the drive of the transmission arm 25 and then away from or close to calmly
Clamping plate 7.
Preferably, the sliding block 5 is arc-shaped, and the axis of rolling that multiple camber lines along sliding block 5 are arranged in order is provided on sliding block 5
4,3 side of the sector pressing plate is bonded the rolling pair that the axis of rolling 4 is formed, and the sector pressing plate 3 can by the axis of rolling 4
It is slided along the camber line rolling pair of the sliding block 5.
Preferably, when the driving gear component drives the fan-shaped pressing plate 3 along 5 slide downward of sliding block, with fan
The hinged roller bearing 24 of shape pressing plate 3 can drive transmission arm 25, and then transmission arm 25 drives dynamic clamping plate 10 away from clamp plate 7；
When the energy-storaging spring 22 promotes the fan-shaped pressing plate 3 along 5 upward sliding of sliding block, cut with scissors with fan-shaped pressing plate 3
The roller bearing 24 connect can drive transmission arm 25, and then transmission arm 25 drives dynamic clamping plate 10 close to clamp plate 7.
Preferably, the driving gear component includes master gear 13, duplicate gear 33, secondary gear 31 and main gear shaft
2；
Wherein, the secondary gear 31 is engaged with the lower gear in the duplicate gear 33, upper in the duplicate gear 33
Gear is engaged with master gear 13, and the master gear 13 is connected with main gear shaft 2；Sliding tooth is provided on the main gear shaft 2, is driven
Moving teeth is engaged with the fan-shaped pressing plate 3；
Further include reseting gear handle 15 and handle supporting axis 16；
Wherein, reseting gear is provided on the reseting gear handle 15, when reseting gear handle 15 is mounted on handle branch
When holding on axis 16, reseting gear can be engaged with the lower gear of the duplicate gear 33, so as to realize driven by shaking transmission gear
Component；
The handle supporting axis 16 is unilateral bearing, and when the reseting gear handle 15 rotates, fan-shaped pressing plate 3 is along sliding block 5
Slide downward, energy-storaging spring 22 are compressed, and transmission arm 25 drives dynamic clamping plate 10 to be carried out away from clamp plate 7 to the rope brake of locking
It resets.
Preferably, the first limit switch triggering device and the second limit switch triggering dress are provided on the main gear shaft 2
It puts, the lower section of the main gear shaft 2 is provided with the first limit switch and the second limit switch 38, in rope brake reseting procedure
In position limitation protection；
In rope brake reseting procedure, the drive control mechanism drives the driving gear component to carry out rotation reset, into
And the main gear shaft 2 drives the fan-shaped pressing plate 3 along 5 slide downward of sliding block, when main gear shaft 2 is rotated so that main tooth
When the first limit switch triggering device on wheel shaft 2 touches the first limit switch 37, the first limit switch 37 is triggered, main tooth
Wheel shaft 2 stops operating；When the first limit switch 37 fails, main gear shaft 2 can not be braked and continue to be rotated so that along former direction
When the second limit switch triggering device on main gear shaft touches the second limit switch 38, the second limit switch 38 is triggered.
Preferably, first limit switch triggering device uses cruciform slot screw 28；
Second limit switch triggering device uses eccentric wheel structure 29.
Preferably, the drive control mechanism includes driving motor 19, worm gear device 41, electromagnetic clutch 40, the
One limit switch 37, the second limit switch 38 and drive control plate；
Wherein, the driving motor 19, electromagnetic clutch 40, the first limit switch 37 and the second limit switch 38 electricity
The drive control plate is connected, the drive control plate gives the driving motor 19 and the electromagnetic clutch for out-put supply
40, first limit switch 37, the second limit switch 38 give the drive control plate for sending action signal；The driving
Motor 19 is connected with worm gear device 41, and the worm gear device 41 is connected with electromagnetic clutch 40, the electromagnetic clutch
Device 40 is connected with the secondary gear in the driving gear component；
When rope brake after the power is turned on, the process of automatically reseting can be started, the drive control plate supplies electricity to the driving motor 19
With the electromagnetic clutch 40, the driving motor 19 is started to work, and worm gear device 41 is driven, by the transmission gear
The transmission of component, the sector pressing plate 3 start along 5 slide downward of sliding block, compress institute downwards with the hinged roller bearing 24 of fan-shaped pressing plate 3
Energy-storaging spring 22 to be stated, makes 22 accumulation of energy of energy-storaging spring, the roller bearing 24 drives dynamic clamping plate 10 away from clamp plate 7 through transmission arm 25, when
Main gear shaft 2 in the driving gear component is rotated so that the first limit switch triggering device contact on main gear shaft 2
During to the first limit switch 37, the first limit switch 37 is triggered, and the drive control plate receives the first limit switch 37
Stop the power supply to driving motor 19 after actuating signal immediately, driving motor 19 is stopped, so as to which driving gear component stops
It rotates, and the drive control plate still maintains the power supply to the electromagnetic clutch 40 at this time, so as to driving gear component not
It can be inverted due to the elastic potential energy of energy-storaging spring 22, driving gear component is maintained on existing position fixed, reseting procedure knot
Beam, rope brake enter static standby state；
After rope brake powers off, the drive control plate stopping supplies the driving motor 19 and the electromagnetic clutch 40
Electricity, electromagnetic clutch 40 are stopped, and driving gear component loses fixed position retentivity, and the energy-storaging spring 22 discharges elasticity
Potential energy pushes up the roller bearing 24, and the roller bearing 24 drives fan-shaped pressing plate 3, and along 5 upward sliding of sliding block, the roller bearing 24 is through passing
Swing arm 25 drives dynamic clamping plate 10 to realize Quick-clamped action close to clamp plate 7, that is, clamp traction steel-cable.
Preferably, in reseting procedure, the normal rotation scope of main gear shaft 2 is cut when being and being triggered to the first limit switch 37
Only, fail when due to the first limit switch 37 so that main gear shaft 2 surmounts normal rotation scope and continues to turn to along former direction to make
The second limit switch triggering device on main gear shaft when touching the second limit switch 38, the second limit switch 38 is touched
Hair starts clamping mechanism, and the drive control plate stopping powers to the driving motor 19 and the electromagnetic clutch 40, electromagnetism
Clutch 40 is stopped, and driving gear component loses fixed position retentivity, and the energy-storaging spring 22 discharges elastic potential energy will
The roller bearing 24 pushes up, and the roller bearing 24 drives fan-shaped pressing plate 3, and along 5 upward sliding of sliding block, the roller bearing 24 is through transmission arm 25
Dynamic clamping plate 10 is driven to realize Quick-clamped action close to clamp plate 7, that is, clamp traction steel-cable.
Preferably, supporting block 23 on spring, spring pedestal 20, spring guide 21 are further included；
Supporting block 23 on each hinged spring in 24 both ends of roller bearing, supporting block and the energy-storaging spring on the spring
22 one end is connected, and the other end of the energy-storaging spring 22 is connected with spring pedestal 20；Spring pedestal 20 is arranged on rope cramp
On body 1；
The energy-storaging spring 22 is internally provided with the spring guide 21, described in one end connection of the spring guide 21
Supporting block 23 on spring, the other end of the spring guide connect the spring pedestal 20.
Preferably, the clamping face of the dynamic clamping plate 10 and clamp plate 7 is provided with dovetail groove, and its object is to increase clamping
Equlvalent coefficient of friction, it is dynamic to be connected between clamping plate 10 and clamp plate 7 by cross recessed countersunk head sscrew, clamp plate 7 and adjustment bent plate 6 it
Between be connected by screw, wherein adjustment bent plate 6 be fixed on rope cramp body 1, to prevent rope cramp body 1 at work
Excessive deformation occurs, dynamic clamping plate 10 is connected with supporting square 11 by socket cap screw, while the four of dynamic clamping plate 10
A angle, which is equipped with, is oriented to circular hole, and when action will move forward dynamic clamping plate 10, guided bearing axis along four symmetrical guided bearing axis 8
8 are perpendicularly fixed on clamp plate 7.
The rope brake device provided by the invention for preventing car accidental movement further includes fan-shaped pressing plate shaft 12, supporting square
11, hinged two supportings squares 11 on fan-shaped pressing plate shaft 12, supporting square 11 is fixed on dynamic clamping plate 10, for pinching action；Institute
The both ends for stating fan-shaped pressing plate shaft 12 are respectively hinged in two supporting squares 11；One end of the transmission arm 25 and the roller bearing
24 is hinged, and the other end and the fan-shaped pressing plate shaft 12 are hinged.
The rope brake device provided by the invention for preventing car accidental movement, further includes the pedestal for supporting each major part,
Pedestal includes rope cramp body 1, upper cover plate 35, pedestal angle steel 27, wherein；The shape together with upper cover plate 35 of rope cramp body 1
Into a rectangle box body, the rectangle box body by bolt 18 be fixed on left and right two pedestal angle steel 27 between, pedestal angle steel
27 are fixed on by bolt 18 on lift car, at the same on pedestal angle steel 27 also there are arc groove for install when finely tune, make
It coordinates more preferable.
Main gear shaft 2 is interference fitted on bearing 30, and bearing 30 utilizes simultaneously in interference fit on rope cramp body 1
Circlip for shaft positions it, and one end of main gear shaft 2 is coordinated with master gear 13 by cup head key 14, master gear 13
Positioned at the outside of rope cramp body 1.
Specific embodiments of the present invention are described above.It is to be appreciated that the invention is not limited in above-mentioned
Particular implementation, those skilled in the art can make various deformations or amendments within the scope of the claims, this not shadow
Ring the substantive content of the present invention.
Claims (9)
1. a kind of rope brake device for preventing car accidental movement, which is characterized in that including drive control mechanism, driving gear set
Part, fan-shaped pressing plate, sliding block, roller bearing, energy-storaging spring, transmission arm, dynamic clamping plate, clamp plate, guided bearing axis；
Wherein, the drive control mechanism is connected with the driving gear component, the main gear shaft in the driving gear component
It is engaged with the fan-shaped pressing plate, the sector pressing plate can be slided along the sliding block, and the sector pressing plate is hinged with the roller bearing, institute
It states energy-storaging spring with the roller bearing to be connected, the one end of the roller bearing and the transmission arm is hinged, the other end of the transmission arm
Portion is hinged with the dynamic clamping plate, and the clamp plate is fixed on the one end of the guided bearing axis, and the dynamic clamping plate is in the biography
It can be along guide support axis slip and then separate or close clamp plate under the drive of swing arm；
The drive control mechanism includes driving motor, worm gear device, electromagnetic clutch, the first limit switch, the second limit
Bit switch and drive control plate；
Wherein, the driving motor, electromagnetic clutch, the first limit switch and the second limit switch are electrically connected the driving
Control panel, the drive control plate is for out-put supply to the driving motor and the electromagnetic clutch, first /V
Switch, the second limit switch give the drive control plate for sending action signal；The driving motor and worm gear device
It is connected, the worm gear device is connected with electromagnetic clutch, the electromagnetic clutch and time in the driving gear component
Gear is connected；
When rope brake after the power is turned on, the process of automatically reseting can be started, the drive control plate supplies electricity to the driving motor and described
Electromagnetic clutch, the driving motor are started to work, and drive worm gear device, by the transmission of the driving gear component,
The sector pressing plate starts along sliding block slide downward, compresses the energy-storaging spring downwards with the hinged roller bearing of fan-shaped pressing plate, makes storage
Energy spring energy-storage, the roller bearing drive dynamic clamping plate away from clamp plate through transmission arm, the master gear in the driving gear component
When the first limit switch triggering device that axis is rotated so that on main gear shaft touches the first limit switch, the first limit switch
It being triggered, the drive control plate receives the power supply stopped immediately after the actuating signal of the first limit switch to driving motor,
Driving motor is stopped, and so as to which driving gear component stops operating, and the drive control plate is still maintained to described at this time
The power supply of electromagnetic clutch, so as to which driving gear component will not be inverted due to the elastic potential energy of energy-storaging spring, driving gear set
Part is maintained on existing position fixed, and reseting procedure terminates, and rope brake enters static standby state；
After rope brake powers off, the drive control plate stops powering to the driving motor and the electromagnetic clutch, electromagnetism
Clutch is stopped, and driving gear component loses fixed position retentivity, and the energy-storaging spring release elastic potential energy is by described in
Roller bearing pushes up, and the roller bearing drives fan-shaped pressing plate, and along sliding block upward sliding, the roller bearing drives dynamic clamping plate close through transmission arm
Clamp plate realizes Quick-clamped action.
2. the rope brake device according to claim 1 for preventing car accidental movement, which is characterized in that the sliding block is in arc
Shape, the axis of rolling that multiple camber lines along sliding block are arranged in order is provided on sliding block, and the sector pressing plate side is bonded the rolling
The rolling pair that axis is formed, the sector pressing plate can be slided by the axis of rolling along the camber line rolling pair of the sliding block.
3. the rope brake device according to claim 1 for preventing car accidental movement, which is characterized in that
When the driving gear component drives the fan-shaped pressing plate along the sliding block slide downward, the hinged rolling with fan-shaped pressing plate
Axis can drive transmission arm, and then transmission arm drives dynamic clamping plate away from clamp plate；
When the energy-storaging spring promotes the fan-shaped pressing plate along the sliding block upward sliding, the roller bearing meeting hinged with fan-shaped pressing plate
Transmission arm is driven, and then transmission arm drives dynamic clamping plate close to clamp plate.
4. the rope brake device according to claim 1 for preventing car accidental movement, which is characterized in that the transmission gear
Component includes master gear, duplicate gear, secondary gear and main gear shaft；
Wherein, the secondary gear is engaged with the lower gear in the duplicate gear, the gear in the duplicate gear and main tooth
Wheel engagement, the master gear are connected with main gear shaft；Sliding tooth, sliding tooth and the fan-shaped pressure are provided on the main gear shaft
Plate engages；
Further include reseting gear handle and handle supporting axis；
Wherein, reseting gear is provided on the reseting gear handle, when reseting gear handle is mounted on handle supporting axis,
Reseting gear can be engaged with the lower gear of the duplicate gear, so as to realize driven by shaking driving gear component；
The handle supporting axis is unilateral bearing, and when the reseting gear handle rotates, fan-shaped pressing plate is stored along sliding block slide downward
Energy spring is compressed, and transmission arm drives dynamic clamping plate to be resetted away from clamp plate to the rope brake of locking.
5. the rope brake device according to claim 4 for preventing car accidental movement, which is characterized in that the main gear shaft
On be provided with the first limit switch triggering device and the second limit switch triggering device；
In rope brake reseting procedure, the drive control mechanism drives the driving gear component to carry out rotation reset, Jin Ersuo
It states main gear shaft and drives the fan-shaped pressing plate along the sliding block slide downward, when main gear shaft is rotated so that on main gear shaft
When first limit switch triggering device touches the first limit switch, the first limit switch is triggered, and main gear shaft stops operating；
When the first limit switch fails, main gear shaft can not be braked and continue the second limit being rotated so that along former direction on main gear shaft
When bit switch trigger device touches the second limit switch, the second limit switch is triggered.
6. the rope brake device according to claim 5 for preventing car accidental movement, which is characterized in that
First limit switch triggering device uses cruciform slot screw；
Second limit switch triggering device uses eccentric wheel structure.
7. the rope brake device according to claim 1 for preventing car accidental movement, which is characterized in that in reseting procedure,
The normal rotation scope of main gear shaft is ended when being and being triggered to the first limit switch, is caused when since the first limit switch fails
The second limit switch that the normal rotation scope that main gear shaft surmounts continues to be rotated so that along former direction on main gear shaft triggers dress
It puts when touching the second limit switch, the second limit switch is triggered, and starts clamping mechanism, and the drive control plate stops to institute
Driving motor and electromagnetic clutch power supply are stated, electromagnetic clutch is stopped, and driving gear component loses fixed position guarantor
Holding force, the energy-storaging spring release elastic potential energy push up the roller bearing, and the roller bearing drives fan-shaped pressing plate upward along sliding block
It slides, the roller bearing drives dynamic clamping plate to realize Quick-clamped action close to clamp plate through transmission arm.
8. the rope brake device according to claim 1 for preventing car accidental movement, which is characterized in that further include on spring
Supporting block, spring pedestal, spring guide；
Supporting block on each hinged spring in the roller bearing both ends, supporting block and one end phase of the energy-storaging spring on the spring
Even, the other end of the energy-storaging spring is connected with spring pedestal；
The energy-storaging spring is internally provided with the spring guide, and one end of the spring guide connects to be supported on the spring
Block, the other end of the spring guide connect the spring pedestal.
9. the rope brake device according to claim 1 for preventing car accidental movement, which is characterized in that the dynamic clamping plate and
The clamping face of clamp plate is provided with dovetail groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610107762.0A CN105540383B (en) | 2016-02-26 | 2016-02-26 | Prevent the rope brake device of car accidental movement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610107762.0A CN105540383B (en) | 2016-02-26 | 2016-02-26 | Prevent the rope brake device of car accidental movement |
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| Publication Number | Publication Date |
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| CN105540383A CN105540383A (en) | 2016-05-04 |
| CN105540383B true CN105540383B (en) | 2018-05-18 |
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| CN201610107762.0A Active CN105540383B (en) | 2016-02-26 | 2016-02-26 | Prevent the rope brake device of car accidental movement |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106629312B (en) * | 2017-01-17 | 2019-03-29 | 上海盛蒂斯自动化设备股份有限公司 | Wirerope key-operated brake |
| CN106744142A (en) * | 2017-01-17 | 2017-05-31 | 上海盛蒂斯自动化设备股份有限公司 | For the rope brake device of elevator safety protection |
| CN107746003B (en) * | 2017-11-22 | 2019-05-03 | 日立电梯（中国）有限公司 | Detection device for mechanical detection of unexpected movement of elevator car |
| CN112665988B (en) * | 2021-01-21 | 2025-02-25 | 南京钢铁股份有限公司 | A wire rope tension detection device |
| CN113860113B (en) * | 2021-08-30 | 2023-02-14 | 伟龙意程智能科技(江苏)有限公司 | Eccentric wheel type safety gear structure for elevator |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN205397770U (en) * | 2016-02-26 | 2016-07-27 | 上海盛蒂斯自动化设备有限公司 | Prevent unexpected rope clamping device device that removes of car |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| FI96838C (en) * | 1994-10-21 | 1996-09-10 | Kone Oy | Security lock of an elevator |
| WO2009131633A1 (en) * | 2008-04-21 | 2009-10-29 | Hollister-Whitney Elevator Corp | Elevator car brake with shoes actuated by springs coupled to gear drive |
| CN103350938B (en) * | 2013-07-29 | 2015-12-16 | 西继迅达（许昌）电梯有限公司 | Wire holder |
| CN203486698U (en) * | 2013-08-22 | 2014-03-19 | 常熟市琴茂机械有限公司 | Elevator steel wire rope holder |
| CN104326326B (en) * | 2014-10-14 | 2016-08-17 | 杭州沪宁电梯部件股份有限公司 | A kind of automatically reset steel wire braking |
| CN204251118U (en) * | 2014-11-03 | 2015-04-08 | 河北东方富达机械有限公司 | Wire holder |
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| CN205397770U (en) * | 2016-02-26 | 2016-07-27 | 上海盛蒂斯自动化设备有限公司 | Prevent unexpected rope clamping device device that removes of car |
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Address after: 201611 Shanghai city Songjiang District Song Min Road No. 258 building 3 layer 1-6 Applicant after: Shanghai automation equipment Limited by Share Ltd Address before: 201605 Shanghai City, Songjiang District Xin Bang Zhen Huang Jia Dai Cun New Road No. 28 Applicant before: Shanghai Shengdisi Automation Equipment Co., Ltd. |
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