CN204138078U - Steel wire braking - Google Patents
Steel wire braking Download PDFInfo
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- CN204138078U CN204138078U CN201420594415.1U CN201420594415U CN204138078U CN 204138078 U CN204138078 U CN 204138078U CN 201420594415 U CN201420594415 U CN 201420594415U CN 204138078 U CN204138078 U CN 204138078U
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- slipper
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- steel wire
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Abstract
The utility model discloses a kind of steel wire braking, comprise biside plate, surely dynamic slipper etc., determine slipper with the parallel laying of dynamic slipper and both relative clamping faces leave spacing, determine to be connected by the axis of guide between slipper with dynamic slipper, one end of both sides each normal-running fit one link arm of dynamic slipper, can make motion of translation towards or away from determining slipper under the drive of two link arms; The each normal-running fit of the other end of two link arms is in one end of slide shaft, and the two ends of slide shaft are snug fit at the deep-slotted chip breaker of biside plate; Oscillating type latch hook forms hook portion, and for hooking together and locking slide shaft, the swinging end of latch hook is triggered by electromagnetism trigger mechanism and makes it depart from locking for slide shaft; Motor lead screw pushing block Bringing-back mechanism impels electromagnetism trigger mechanism, latch hook, slide shaft and dynamic slipper to reset by electromagnet Bringing-back mechanism.The utility model steel wire braking, it can solve elevator up-down overspeed protection and the protection of car accidental movement simultaneously.
Description
Technical field
The utility model belongs to machinery manufacturing technology field, relates to a kind of elevator safety brake device, especially a kind of automatically reset steel wire braking.
Background technology
At present, steel wire rope for elevator drg mainly ascending for elevator hypervelocity fender guard, adopt the pattern obtaining electric trigger action, armstrong's patent reset during fault, its control principle and current required standard require to there is objection, can not meet car accidental movement fender guard standard related request in firing control simultaneously simultaneously; Moreover in reset mode, realizing resetting by manual operations to meet the normal use needs of client; In addition, little, the quick abrasion of its friction braking lining friction coefficient, life-span short, the braking life requirements that simultaneously can not meet car accidental movement.For this reason, need carry out Curve guide impeller to existing steel wire braking, make it more meet standard, function is more perfect, and performance is more optimized, and controls more stable.
Through to prior art literature search find, existing steel wire braking designs based on up-running over-speed protection, based on mechanical, hand-driven reset mode, it is limited to operational space, floor is higher and machine-roomless lift braking after reset bring very big inconvenience; In addition electric triggering time, add middle control mechanism, control time delay long, the electric current of required electromagnet is comparatively large, and greatly, power consumption is high for backup power capacity.Therefore its control principle, braking force and braking lining life-span are not suitable for the protection of car accidental movement.Curve guide impeller must be carried out to its reset mode, triggering mode, braking force and control principle etc., make it meet the function of up-running over-speed protection and the protection of car accidental movement simultaneously.
Summary of the invention
For overcoming the deficiencies in the prior art, the utility model provides a kind of automatically reset steel wire braking, and it can solve elevator up-down overspeed protection and car accidental movement (enabling slip car) protection simultaneously.
The utility model is achieved through the following technical solutions: a kind of steel wire braking, comprise biside plate, determine slipper, move slipper, motor lead screw pushing block Bringing-back mechanism, electromagnet Bringing-back mechanism, electromagnetism trigger mechanism, determine slipper with the parallel laying of dynamic slipper and both relative clamping faces leave spacing, determine to be connected by the axis of guide between slipper with dynamic slipper, one end of both sides each normal-running fit one link arm of dynamic slipper, can make motion of translation towards or away from determining slipper under the drive of two link arms; The each normal-running fit of the other end of two link arms is in one end of slide shaft, and the two ends of slide shaft are snug fit at the deep-slotted chip breaker of biside plate; If an oscillating type latch hook, latch hook forms hook portion, and for hooking together and locking slide shaft, the swinging end of latch hook is triggered by electromagnetism trigger mechanism and makes it depart from locking for slide shaft; Motor lead screw pushing block Bringing-back mechanism impels electromagnetism trigger mechanism, latch hook, slide shaft and dynamic slipper to reset by electromagnet Bringing-back mechanism.
Preferably, motor lead screw pushing block Bringing-back mechanism comprises pushing block, screw, screw mandrel, motor, and motor drives the upper end of screw mandrel, and the lower end of screw mandrel spins nut also movably through pushing block, screw is fixed on the upper surface of pushing block, the bottom surface of pushing block just to and can jacking sliding moving axis.
Preferably, slide shaft is horizontally through upper spring seat; Be provided with spring supporting axle between biside plate, spring supporting axle installs lower spring cup, upper spring seat is corresponding with lower spring cup upper-lower position, and loads an energy-storaging spring between upper lower spring cup.
Preferably, electromagnetism trigger mechanism comprises electromagnet, impact bar, nut, cushion rubber, impact bar is longitudinally through the iron core of electromagnet, the iron core of electromagnet and impact bar interlock, the local overcoat Compress Spring of impact bar, cushion rubber is installed and the nut that spins in the upper end of impact bar, and cushion rubber is just to the upper surface of electromagnet casing body; The lower end of impact bar 3 is provided with cushion rubber and impacts screw head, impacts screw head just to the swinging end that also can contact latch hook downwards.
Preferably, pushing block is fixedly connected with a slide block, and a guide rail is longitudinally through slide block, and sliding type coordinates between the two; Described electromagnet Bringing-back mechanism comprises bearing pin, pole, extension spring, spring guide holder, bearing, bearing is installed the pole that can rotate, the outer end of pole forms pin-and-hole, and bearing pin crosses the pin-and-hole of pole, one end of bearing pin connects one end of extension spring, and the other end of extension spring is connected to the swinging end of latch hook; Bearing pin is linking springs guide holder also, and spring guide holder is connected with the lower end of impact bar; Pole interior is rectified the lower surface of slide block and when slide block moves downward, its lower surface contacts the inner of pole, and pole is swung.
Preferably, determine slipper and fixedly mount a latch hook frame, latch hook frame is by the latch hook described in the assembling of bearing pin rotary type ground.
Preferably, dynamic slipper is fixedly connected with two shaft-fixing plates, assembles link arm axle between two shaft-fixing plates, one end of two link arms described in each normal-running fit in two ends of link arm axle.
Preferably, biside plate respectively passes through pivot screw normal-running fit on an adapter plate, after biside plate adjusts setting angle, is fixedly connected with adapter plate; Adapter plate is fixed on the crossbeam of lift car.
Preferably, the lateral surface of dynamic slipper installs two shaft-fixing plates, through link arm axle between two shaft-fixing plates, and is fixedly connected with by set pin; Dynamic slipper is also provided with supporting pin, and supporting pin, towards the outside of dynamic slipper, is in the below of link arm axle, to prevent slide downward in link arm axle braking procedure.
Preferably, determine slipper, the clamping face of dynamic slipper is respectively equipped with braking lining, braking lining protrudes from the clamping face determining slipper, dynamic slipper, and two braking linings form the longitudinal arc grooves suitable with steel rope profile.
The utility model improves the performance of steel wire braking by function upgrading, its advantage is that elevator up-down overspeed protection and car are surprisingly moved defencive function to be merged, two kinds of safety protection problem can be solved with a table apparatus, change original energized action into dead electricity action, solve when extra power loses, fender guard is still in running order, and keeps car to maintain the standard-required of stop position; Controlling unit in the middle of dead electricity trigger mechanism reduces, makes two electromagnet act on latch hook simultaneously, reduces time delay, improve the reliability of control, and achieves automatically reseting of electromagnet and trigger mechanism.Trigger mechanism and energy-storaging spring reset mode change into and automatically reseting, and solve and are not easy to close place, without remote reset function, the problem that can not meet standard because being arranged on.In addition, the present invention is also served as a contrast by drag friction and dynamic (determine) slipper structural development, makes convenient for installation and maintenance, manufacture stablize controlled, meanwhile, the improvement of friction lining, improves the stability of drag friction lining, the function reaching drg is more perfect, and performance is more optimized, and controls more stable.
Accompanying drawing explanation
Fig. 1 is the contour structures schematic diagram of the utility model steel wire braking.
Fig. 2 is side-looking (locally) constructional drawing such as axle such as grade of the utility model steel wire braking.
Fig. 3 is that the side direction of the utility model steel wire braking looks (locally) constructional drawing.
Fig. 4 is that the backward of the utility model steel wire braking looks (locally) constructional drawing.
Fig. 5 is latch hook structure figure of the present utility model.
Fig. 6 is the assembly structure figure that slipper of the present utility model serves as a contrast with braking.
Fig. 7 a, 7b are a kind of front view and birds-eye vieies braking lining of the utility model.
Fig. 7 c, 7d are front view and the birds-eye view of the utility model another kind braking lining.
Fig. 7 e is the lateral plan of the utility model braking lining.
Fig. 8 is the three-dimensional structure diagram of the utility model reset motor mechanism.
Fig. 9 is the three-dimensional structure diagram of the utility model electromagnetism Bringing-back mechanism.
Figure 10 is brake body erection plan of the present utility model.
Figure 11 is impact bar constructional drawing of the present utility model.
In figure: 1. captive nut, 2. cushion rubber, 3. impact bar, 4. electromagnet, 5. electromagnet base, 6. adapter plate, 7. bearing pin, 8. pole, 9. extension spring, 10. spring guide holder, 11. bearings, 12. safety switchs, 13. rear quarter panels, 14. set pins, 15. adjustment screws, 16. adapter plates, 17. energy-storaging springs, 18. slide shafts, 19. spring perches, 20. braking lining adjusting holes, 21. link arms, 22. dynamic slippers, 221. dynamic slipper table tops, 23. axis of guides, 24. determine slipper, 25. steel ropes, 26. side plates, 27. guide rails, 28. slide blocks, 29. latch hooks, 30. latch hook framves, 31. shaft-fixing plates, 32. link arm axles, 33. pushing blocks, 34. screws, 35. braking linings, 351. braking lining table tops, 36. screw mandrels, 37. motors, 38. connecting shaft covers, 39. motor mounting plates, 40. reductors, 41. top boards,
4-1. Compress Spring, 4-2. iron core, 4-3. electromagnet casing, 4-4. cushion rubber, 4-5. impact screw head; 311. set pins, 312. fix screws, 313. supporting pins, 314. adjustment pads; 161. pivot screws, 191. spring perches, 192. spring supporting axles, 291. latch hooks impact plane, 292. safety switch shock surfaces, 293. latch hook straight slopes, 294. latch hook mounting holes, 295. latch hook arc surfaces, 296. hook grooves; 221. slipper table tops, 222. brake holes; 261. determine plate connecting bore, 262. opening circular arcs, 263. pins, 264. tilt lock tapped bore, 265. spring perch axis holes, 266. deflection axis holes.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model preferred embodiment is elaborated.
As shown in figs. 1-11, the present embodiment comprises motor lead screw pushing block Bringing-back mechanism, electromagnet Bringing-back mechanism, rubs and move/determine brake liner plate mechanism, electromagnetism trigger mechanism etc., its annexation is: motor lead screw pushing block Bringing-back mechanism is arranged between upper plate and latch hook frame, electromagnet Bringing-back mechanism is connected with motor lead screw pushing block Bringing-back mechanism, friction braking move/determine brake liner plate be arranged on dynamic/determine on slipper, electromagnetism trigger mechanism is arranged on rear quarter panel, and concrete structure is as described below:
Top board 41 is installed on the top of steel wire braking, two blocks of side plates 26 are installed on the adapter plate 16 of steel wire braking both sides respectively, adapter plate 16 is fixedly installed on crossbeam by bottom mounting apertures, rear quarter panel 13 is installed on the trailing flank (side relative with steel rope) of steel wire braking, constitutes the framework of steel wire braking.
Mount pad comprises adapter plate 16, adjustment screw 15, set pin 14 etc., after adapter plate 16 is installed vertically on the crossbeam of lift car, be connected in the deflection axis hole 266 of side plate 26 by its side pivot screw 161, side plate 26 can be rotated around it, after side plate 26 rotates 0-45 degree angle, the tilt lock tapped bore 264 being connected to side plate 26 by adjustment screw 15 realizes locking, electricity consumption drilled through after pin-and-hole punches on side plate 26 and loaded set pin 14 or welded with side plate 26 by adapter plate 16 again, prevented braking procedure latus inframedium 26 from deflecting around pivot screw 161.Above-mentioned connection structure, realizes angular adjustment between slipper and steel wire by the adjustment of side plate 26 setting angle, after adjusting to the right place, then is fixed by side plate 26.
Motor lead screw pushing block Bringing-back mechanism comprises bearing pin 7, pole 8, extension spring 9, spring guide holder 10, bearing 11, energy-storaging spring 17, slide shaft 18, spring perch 19, guide rail 27, slide block 28, latch hook 29, latch hook frame 30, pushing block 33, screw 34, screw mandrel 36, motor 37, connecting shaft cover 38, motor mounting plate 39, reductor 40 etc., mounted motor adapter plate 39 on top board 41, reductor 40 is installed on motor mounting plate 39, reductor 40 is driven by motor 37 and runs, and the body skin of motor 37 is fixed on motor mounting plate 39.The transmission shaft of reductor 40 overlaps 38 with the upper end of screw mandrel 36 by connecting shaft and is connected and interlock, and the other end of screw mandrel 36 forms outside thread and the screw 34 that spins, and this end of screw mandrel 36 is movably through after pushing block 33, is positioned latch hook frame 30 rotary type.Screw 34 is fixedly installed in the upper surface of pushing block 33, and screw mandrel 36 rotates under the driving of motor 37, promotes screw 34 thereupon and moves, and then pushing block 33 is moved together by outside thread.
Pushing block 33 is fixedly connected with slide block 28, and guide rail 27 is longitudinally through slide block 28, and sliding type coordinates between the two.Guide rail 27 is installed on rear quarter panel 13, forms guiding and carrying.While screw 34 moves, band movable slider 28 moves on guide rail 27.
The formation inclined-plane, bottom of pushing block 33, this inclined-plane is just to slide shaft 18, and slide shaft 18 is horizontally through two spring perches 19, and the opening arc groove 262 that biside plate is formed is inserted at its two ends respectively slidably.
Accumulating mechanism comprises spring 17, two spring perches 191, spring supporting axles 192, spring supporting axle 192 is installed between left side plate 26, the two ends of spring supporting axle 192 are installed in the spring perch axis hole 265 of biside plate respectively, two spring perches 191 are installed on spring supporting axle 192, two spring perches 191 are corresponding with two spring perches about 19 on top, each loading one energy-storaging spring 17 between spring perch 19,191 corresponding up and down.
Determining slipper 24 is installed on left and right sides plate 26, connection structure: biside plate 26 respectively has a pin 263, corresponding, determines slipper 24 forms pin-and-hole, is first located by pin 263 and the pin-and-hole determining slipper 24; Connect by determining plate connecting bore 261 again: the edge, front side of biside plate 26 is respectively formed severally determines plate connecting bore 261, the front side edge of biside plate 26 determines slipper 24 along laminating, is connected by screw i.e. screw between the two and determines plate connecting bore 261 through determining rear screw-in of slipper 24.Determine the medial surface fixed installation latch hook frame 30 of slipper 24, latch hook frame 30 is by bearing pin rotary type ground assembling latch hook 29, and latch hook 29 forms the hook groove 296 corresponding with slide shaft 18 outer wall, and it can hook slide shaft 18 and also can discharge.The other end (outer end) of latch hook 29 stretches out rear quarter panel 13 movably, and just to the lower end of impact bar 3 on this end.
Entry into service after motor 37 is energized, screw mandrel 36 is transferred to by the output shaft of reductor 40, and then screw 34 is moved on screw mandrel 36, drive pushing block 33 to move, press to slide shaft 18 by the inclined-plane of pushing block 33, slide shaft 18 realizes the compression to energy-storaging spring 17 by spring perch 19, after compress energy storage spring puts in place, latch hook pins slide shaft, and motor reversal returns initial condition, thus realizes automatically reseting of steel wire braking.
The mounting structures such as bearing pin 7, pole 8, extension spring 9, spring guide holder 10, bearing 11 vide infra.
Electromagnet Bringing-back mechanism comprises bearing pin 7, pole 8, extension spring 9, spring guide holder 10, bearing 11, a pair bearing 11 is installed on rear quarter panel 13, a pole that can rotate up and down 8 installed by each bearing 11, the other end (outer end) of pole 8 forms pin-and-hole, bearing pin 7 crosses the pin-and-hole of two poles 8, the one end being in the bearing pin 7 outside a wherein pole 8 connects one end of extension spring 9, and the other end of extension spring 9 is connected to the outer end of latch hook 29, to realize the reset of latch hook 29.Be in one section of bearing pin 7 linking springs guide holder 10 between two poles 8, spring guide holder 10 is connected with the lower end of impact bar 3, impact bar 3 local overcoat Compress Spring.Rear quarter panel 13 forms two perforation, and each perforation is used for the inner through a pole 8, up and down formula ground, and the inner of pole 8 is convex and just to the lower surface of slide block 28.When slide block 28 moves downward, its lower surface contacts the inner of pole 8, pole 8 is swung, thus passes through the effect of pole 8, interlock spring guide holder 10, and then drive impact bar 3 upward movement, spring on compression electromagnet impact bar, when after spring-compressed, external power is powered to electromagnet, by electromagnetic force keep-spring power, to realize automatically reseting of dead electricity electromagnet.
In electric machine rotation process, contact with pole the inner after moving to desired location by the pushing block be connected with screw, when pushing block moves to desired location, promote pole rotation, pole drives the motion of spring guide holder, impact bar motion is driven by the spring guide holder that impact bar is installed, realize the spring-compressed on impact bar in electromagnet, after spring-compressed puts in place, extension spring pulls the outer end of latch hook, until pin slide shaft, now motor reversal, pole loses pressure on top surface and recovers initial state, realizes automatically reseting of dead electricity electromagnet.
Friction move/is determined brake liner plate mechanism and is comprised the axis of guide 23, determine slipper 24, dynamic slipper 22, braking lining 35, determine slipper 24 and the parallel longitudinal laying of dynamic slipper 22, both opposite faces are all equipped with braking lining 35, and be identical with the mounting structure of braking lining 35, below the mounting structure of dynamic slipper 22 with braking lining 35 is described in detail: a side of dynamic slipper 22 (towards determining slipper 24) forms the recess of two cuboids, two recesses extend to the lower edges of dynamic slipper 22 respectively, the dual-side edge of this recess is slipper table top 221, and (the present embodiment selects elongate holes respectively to have braking lining adjusting hole 20 in the homonymy of two recesses, with many screws that can spin), corresponding, braking lining 35 forms recess, the edge of this recess is that the braking suitable with slipper table top 221 serves as a contrast table top 351, part between two recesses that braking lining 35 embeds dynamic slipper 22 and both table top touch, the width of both sides table top 221 is suitable with the width of braking lining 35, both is fixed in braking lining adjusting hole 20 by screw-driving.The brake surface of braking lining 35 forms the longitudinal arc groove suitable with steel rope profile, and it protrudes from this side of dynamic slipper 22.Braking lining 35 on two slippers 22,24 forms the longitudinal arc groove corresponding with steel rope radical, through steel rope 25 between corresponding longitudinal arc groove, under normality, and leaves gap between steel rope 25.
The above-mentioned situation relating to one piece of braking lining, wherein, arc groove quantity can combinationally use as required, with the requirement of satisfied different steel wire quantity.As optimal technical scheme of the present utility model, braking lining selects polylith to combine, as shown in Fig. 7 a, 7b, 7c, 7d, 7e, first piece of braking is lined with 2 road arc grooves, second piece of braking is lined with 3 road arc grooves, and both combine rear formation 5 road arc groove, suitable with 5 steel wires.Braking lining cooperatively interacts fixing by step surface, when slipper is not changed, can be combined by braking lining to adapt to different steel rope radical.
The lateral surface of dynamic slipper 22 installs two shaft-fixing plates 31 by fix screw 312, is encased inside and adjusts pad 314 between shaft-fixing plate 31 and dynamic slipper 22.Through link arm axle 32 between two shaft-fixing plates 31, and fixed by set pin 311, in case it rotates.Dynamic slipper 22 is also provided with two supporting pins 313, and supporting pin 313, towards the outside of dynamic slipper 22, is in the below of link arm axle 32, thus passes through the supporting role of supporting pin 313, to prevent slide downward in link arm axle 32 braking procedure.Mounting and adjusting pad 314 between shaft-fixing plate 31 and dynamic slipper 22, for adjusting the height of slide shaft 18, realizing difference by the height of slide shaft 18 and amplifying when spring force, to meet the requirement of different braking mass of system.
The axis of guide 23 connects determines slipper 24 and dynamic slipper 2.The corner of dynamic slipper 22 respectively has a hole 222, corresponding, the corner of determining slipper 24 also respectively has a hole, an axis of guide 23 is connected between the hole that both are corresponding, the axis of guide 23 and dynamic slipper 22 are fixedly connected, and with determine slipper 24 sliding types and coordinate, otherwise or namely the axis of guide 23 coordinate with dynamic slipper 22 sliding type, and with determine slipper 24 and be fixedly connected with.
The lateral surface of dynamic slipper 22 is fixedly connected with shaft-fixing plate 31, and shaft-fixing plate 31 is equipped with link arm axle 32, and the two ends of link arm axle 32 are stretched out outside shaft-fixing plate 31, and one end of end each normal-running fit one link arm 21.The other end normal-running fit of link arm 21 is in slide shaft 18.
Electromagnetism trigger mechanism comprises electromagnet 4, impact bar 3, captive nut 1, cushion rubber 2, electromagnet base 5, adapter plate 6, and adapter plate 6 is installed on rear quarter panel 13, adapter plate 6 installs electromagnet base 5 by screw, electromagnet base 5 is installed electromagnet 4.The iron core of electromagnet 4 is connected and interlock with impact bar 3, impact bar 3 along with iron core action, local overcoat Compress Spring (Fig. 3) of impact bar 3.Spring 4-1 is coated at the local of impact bar 3, and impact bar 3, longitudinally through the iron core 4-2 of electromagnet, after cushion rubber 2 is installed in its upper end, then is determined by captive nut 1, prevents hitting bar 3 when impacting and comes off; Cushion rubber 4-4 is installed in its lower end, defending tenaciously, preventing the impact in up reseting procedure by impacting screw head 4-5.
Latch hook 29 forms latch hook and impacts plane 291, safety switch shock surface 292, latch hook straight slope 293, latch hook mounting hole 294, latch hook arc surface 295, hook groove 296, be installed on latch hook frame 30 by latch hook mounting hole 294, when impact bar 3 impacts latch hook impact plane 291, latch hook 29 rotates around latch hook frame 30, straight slope 293 is slided, hook groove 296 is made to throw off locking to slide shaft 18, its safety switch shock surface 292 triggering secure switch 12 of latch hook of now action downwards.When set, latch hook upward movement, latch hook arc surface 295 contacts with slide shaft 18, makes hook groove 296 lock slide shaft 18; When motor 17 is return, slide shaft 18 is at the effect upward movement of energy-storaging spring 17, and latch hook arc surface 295 is contacted with slide shaft 18, and now latch hook can not rotate, thus locking slide shaft 18.
When electromagnet 4 dead electricity, electromagnet 4 loses electromagnetic force, and impact bar 3 moves downward do impact under the drive of Compress Spring, produces impact effect, latch hook 29 is thrown off by spring force and deadweight, the energy-storaging spring 17 of release compression.
Safety switch 12 is installed on rear quarter panel 13, and when the impact bar 3 of electromagnet impacts latch hook 29, latch hook 29 moves downward just can open safety switch 12, accesses elevator safety circuit by safety switch 12, realizes controlling the complete machine of elevator.Safety switch shock surface 292 touches the contact of safety switch 12, and the safety return circuit of safety switch access apparatus for controlling elevator, safety return circuit disconnects, system stalls.
Other content of the utility model steel wire braking with reference to brake for towline of elevator (patent No.: ZL200510061286.5), can be not described in detail in this.
The automatically reset steel wire braking of the utility model comprises: motor lead screw pushing block Bringing-back mechanism, brake liner plate mechanism move/is determined in friction, electromagnetism trigger mechanism, electromagnet automatic reset mechanism etc., it is a kind of by the function upgrading of former protection device for over-speed ascending, realize the safety guard that up-running over-speed protection and car accidental movement defencive function unite two into one, and improve electricity triggering for dead electricity triggering, adopt motor lead screw pushing block Bringing-back mechanism, brake liner plate mechanism move/is determined in friction, electromagnetism trigger mechanism, electromagnet automatic reset mechanism and controller are formed ascending for elevator hypervelocity and the protection of car accidental movement.When up hypervelocity or car accidental movement, by the logical relation computing of controller, export the electromagnet dead electricity that control signal makes electromagnetism trigger mechanism, trigger the latch hook of steel wire braking, steel wire braking action.When set, the electrical power of motor lead screw pushing block Bringing-back mechanism, presses slide shaft by pushing block, interlock latch hook and electromagnet Bringing-back mechanism, realizes energy-storaging spring, latch hook and electromagnet three and automatically resets.The utility model has the features such as function is more perfect, response is fast, it is controlled, easy for installation to stablize, low cost of manufacture.
Above the utility model preferred embodiment is described in detail; for those of ordinary skill in the art; according to the thought that the utility model provides, detailed description of the invention will change, and these changes also should be considered as protection domain of the present utility model.
Claims (10)
1. a steel wire braking, it is characterized in that comprising biside plate, determine slipper, move slipper, motor lead screw pushing block Bringing-back mechanism, electromagnet Bringing-back mechanism, electromagnetism trigger mechanism, determine slipper with the parallel laying of dynamic slipper and both relative clamping faces leave spacing, determine to be connected by the axis of guide between slipper with dynamic slipper, one end of both sides each normal-running fit one link arm of dynamic slipper, can make motion of translation towards or away from determining slipper under the drive of two link arms; The each normal-running fit of the other end of two link arms is in one end of slide shaft, and the two ends of slide shaft are snug fit at the deep-slotted chip breaker of biside plate; If an oscillating type latch hook, latch hook forms hook portion, and for hooking together and locking slide shaft, the swinging end of latch hook is triggered by electromagnetism trigger mechanism and makes it depart from locking for slide shaft; Motor lead screw pushing block Bringing-back mechanism impels electromagnetism trigger mechanism, latch hook, slide shaft and dynamic slipper to reset by electromagnet Bringing-back mechanism.
2. steel wire braking according to claim 1, it is characterized in that, described motor lead screw pushing block Bringing-back mechanism comprises pushing block, screw, screw mandrel, motor, motor drives the upper end of screw mandrel, the lower end of screw mandrel spins nut also movably through pushing block, screw is fixed on the upper surface of pushing block, the bottom surface of pushing block just to and can jacking sliding moving axis.
3. steel wire braking according to claim 2, is characterized in that, described slide shaft is horizontally through upper spring seat; Be provided with spring supporting axle between biside plate, spring supporting axle installs lower spring cup, upper spring seat is corresponding with lower spring cup upper-lower position, and loads an energy-storaging spring between upper lower spring cup.
4. steel wire braking according to claim 1, it is characterized in that, described electromagnetism trigger mechanism comprises electromagnet, impact bar, nut, cushion rubber, impact bar is longitudinally through the iron core of electromagnet, the iron core of electromagnet and impact bar interlock, the local overcoat Compress Spring of impact bar, cushion rubber is installed and the nut that spins in the upper end of impact bar, and cushion rubber is just to the upper surface of electromagnet casing body; The lower end of impact bar 3 is provided with cushion rubber and impacts screw head, impacts screw head just to the swinging end that also can contact latch hook downwards.
5. the steel wire braking according to Claims 2 or 3, is characterized in that, described pushing block is fixedly connected with a slide block, and a guide rail is longitudinally through slide block, and sliding type coordinates between the two; Described electromagnet Bringing-back mechanism comprises bearing pin, pole, extension spring, spring guide holder, bearing, bearing is installed the pole that can rotate, the outer end of pole forms pin-and-hole, and bearing pin crosses the pin-and-hole of pole, one end of bearing pin connects one end of extension spring, and the other end of extension spring is connected to the swinging end of latch hook; Bearing pin is linking springs guide holder also, and spring guide holder is connected with the lower end of impact bar; Pole interior is rectified the lower surface of slide block and when slide block moves downward, its lower surface contacts the inner of pole, and pole is swung.
6. the steel wire braking according to any one of claim 1-4, is characterized in that, described slipper of determining fixedly mounts a latch hook frame, and latch hook frame is by the latch hook described in the assembling of bearing pin rotary type ground.
7. the steel wire braking according to any one of claim 1-4, is characterized in that, described dynamic slipper is fixedly connected with two shaft-fixing plates, assembles link arm axle between two shaft-fixing plates, one end of two link arms described in each normal-running fit in two ends of link arm axle.
8. the steel wire braking according to any one of claim 1-4, is characterized in that, biside plate respectively passes through pivot screw normal-running fit on an adapter plate, after biside plate adjusts setting angle, is fixedly connected with adapter plate; Adapter plate is fixed on the crossbeam of lift car.
9. the steel wire braking according to any one of claim 1-4, is characterized in that, the lateral surface of dynamic slipper installs two shaft-fixing plates, through link arm axle between two shaft-fixing plates, and is fixedly connected with by set pin; Dynamic slipper is also provided with supporting pin, and supporting pin, towards the outside of dynamic slipper, is in the below of link arm axle, to prevent slide downward in link arm axle braking procedure.
10. the steel wire braking according to any one of claim 1-4, it is characterized in that, describedly determine slipper, the clamping face of dynamic slipper is respectively equipped with braking lining, braking lining protrudes from the clamping face determining slipper, dynamic slipper, and two braking linings form the longitudinal arc groove suitable with steel rope profile.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420594415.1U CN204138078U (en) | 2014-10-14 | 2014-10-14 | Steel wire braking |
| EP14904184.0A EP3208223B1 (en) | 2014-10-14 | 2014-12-08 | Automatic reset steel wire rope brake |
| PCT/CN2014/093250 WO2016058255A1 (en) | 2014-10-14 | 2014-12-08 | Automatic reset steel wire rope brake |
| US15/121,297 US10266373B2 (en) | 2014-10-14 | 2014-12-08 | Automatic resetting steel wire rope brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420594415.1U CN204138078U (en) | 2014-10-14 | 2014-10-14 | Steel wire braking |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204138078U true CN204138078U (en) | 2015-02-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420594415.1U Active CN204138078U (en) | 2014-10-14 | 2014-10-14 | Steel wire braking |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204138078U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106586763A (en) * | 2017-01-23 | 2017-04-26 | 菱王电梯股份有限公司 | Resetting device of elevator rope holding device |
| CN106586762A (en) * | 2017-01-23 | 2017-04-26 | 菱王电梯股份有限公司 | Elevator rope holding device |
| CN107434198A (en) * | 2016-09-30 | 2017-12-05 | 上海深邦电气有限公司 | A kind of elevator wire rope rope brake |
| CN110329878A (en) * | 2019-08-08 | 2019-10-15 | 中科鼎盛电梯科技江苏有限公司浙江分公司 | A kind of no foundation pit installation elevator safety protection device |
| US11230456B2 (en) | 2018-05-07 | 2022-01-25 | G.A.L. Manufacturing Company, Llc | Elevator emergency brake with shoes |
-
2014
- 2014-10-14 CN CN201420594415.1U patent/CN204138078U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107434198A (en) * | 2016-09-30 | 2017-12-05 | 上海深邦电气有限公司 | A kind of elevator wire rope rope brake |
| CN106586763A (en) * | 2017-01-23 | 2017-04-26 | 菱王电梯股份有限公司 | Resetting device of elevator rope holding device |
| CN106586762A (en) * | 2017-01-23 | 2017-04-26 | 菱王电梯股份有限公司 | Elevator rope holding device |
| US11230456B2 (en) | 2018-05-07 | 2022-01-25 | G.A.L. Manufacturing Company, Llc | Elevator emergency brake with shoes |
| CN110329878A (en) * | 2019-08-08 | 2019-10-15 | 中科鼎盛电梯科技江苏有限公司浙江分公司 | A kind of no foundation pit installation elevator safety protection device |
| CN110329878B (en) * | 2019-08-08 | 2024-02-27 | 中科鼎盛电梯科技江苏有限公司浙江分公司 | Safety protection device for foundation pit-free elevator additionally |
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Address after: 311121 Zhongtai Industrial Park, water tower village, Zhongtai Township, Yuhang District, Hangzhou, Zhejiang Patentee after: HANGZHOU HUNING ELEVATOR PARTS CO., LTD. Address before: 311121 Zhongtai Industrial Park, water tower village, Zhongtai Township, Yuhang District, Hangzhou, Zhejiang Patentee before: Hangzhou Huning Elevator Fitting Co., Ltd. |
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Address after: Yuhang Thailand Street Tower Village in Hangzhou City, Zhejiang province 311121 Patentee after: HANGZHOU HUNING ELEVATOR PARTS CO., LTD. Address before: 311121 Zhongtai Industrial Park, water tower village, Zhongtai Township, Yuhang District, Hangzhou, Zhejiang Patentee before: HANGZHOU HUNING ELEVATOR PARTS CO., LTD. |