CN101268005A - Elevator governor - Google Patents
Elevator governor Download PDFInfo
- Publication number
- CN101268005A CN101268005A CNA2006800348206A CN200680034820A CN101268005A CN 101268005 A CN101268005 A CN 101268005A CN A2006800348206 A CNA2006800348206 A CN A2006800348206A CN 200680034820 A CN200680034820 A CN 200680034820A CN 101268005 A CN101268005 A CN 101268005A
- Authority
- CN
- China
- Prior art keywords
- governor
- maintenance bar
- work pawl
- pawl
- work
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
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
- B66B5/04—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions for detecting excessive speed
- B66B5/044—Mechanical overspeed governors
-
- 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
- B66B5/04—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions for detecting excessive speed
- B66B5/048—Testing of overspeed governor
Abstract
A speed governor (30) of an elevator in which a governor rope (6) is wrapped around governor sheaves. The governor (30) comprises a base (1), the governor sheave (2) installed in the base (1) through a rotating shaft (3) and rotating according to the operation of the governor rope (6) wrapped therearound, a flyweight (8) installed on one side face of the governor sheave (2) and having a rotatable working claw (13), and a ratchet (12) rotatably formed on the rotating shaft (3) and engageable with the working claw (13) of the flyweight (8). An inspection lever (42) is fitted to the base (1) rotatably through a rotating pin (41) on the outside of the working claw (13), and a wire (43) rotating the inspection lever (42) is connected to the inspection lever (42). When the wire (43) is pulled, the inspection lever (42) is rotated to press the working claw (13) so as to engage the working claw (13) with the ratchet (12).
Description
Technical field
The present invention relates to a kind of elevator governor, especially can carry out confirming operation safely and effectively, and can keep the aesthetic appearance of landing zone or building or the elevator governor of Design freedom about a kind of.
Background technology
Usually, in the elevating road of elevator, be provided with car, on this car, be connected with main rope, this main rope is moved, car is moved up and down in elevating road freely by winch.And, safe connecting rod is set on car, this safe connecting rod is connected with governor via the governor rope, and is connected with emergency braking device on being arranged on car.
Under situations such as main rope fracture, car falls in elevating road, but becomes unusual when fast when the speed of car, and governor is controlled the governor rope.When such governor rope was controlled, the safe connecting rod that is arranged on the car was upwards drawn, and made the emergency braking device work that is arranged on the car, and car is stopped.
In the past, in the elevator above governor is set at elevating road, on car, operate governor, in the elevator below governor is set at elevating road or in the pit, in pit, operated governor, carried out the confirming operation of governor or emergency braking device.
But, under the situation above governor is set at elevating road, need the staff to climb to the upkeep operation that carries out governor on the car, dangerous when the activity of car ground beyond expectation.And, under the situation below governor is set at elevating road or in the pit, need the staff to enter pit and carry out upkeep operation, still dangerous when the activity of car ground beyond expectation.
And, danger for fear of the staff on car or in the pit, can on landing zone or elevating road wall etc., the maintenance window be set, and carry out the upkeep operation of governor or emergency braking device from this maintenance window, but, because the maintenance window is set, has reduced the aesthetic appearance of landing zone or building, and reduced the Design freedom of landing zone or building.
And, also the maintenance window can be set on the position of the aesthetic appearance that not too reduces landing zone or building, but in this case, the maintenance window is arranged on the position that is difficult to operation more, has reduced overhaul efficiency.
Summary of the invention
The present invention makes in view of the above problems, and its purpose is to provide a kind of elevator governor, can carry out confirming operation safely and effectively, and can keep the aesthetic appearance or the Design freedom of landing zone or building.
The present invention is a kind of elevator governor that is wound with the governor rope, it is characterized in that, has: pedestal; The governor rope sheave is arranged in the pedestal via S. A., and is rotated along with the action of the governor rope of being reeled; Flyball, rotation is arranged on the side of governor rope sheave freely, and the work pawl is installed; And ratchet, can be rotatably set on the S. A., and can engage with the work pawl of flyball; Rotate on pedestal via rotational pin the maintenance bar is set freely, the maintenance bar rotates and pushes the work pawl, work pawl and ratchet engaging.
The present invention is a kind of elevator governor, it is characterized in that, in the outside of work pawl, rotate on pedestal via rotational pin the maintenance bar is set freely, on the maintenance bar, link the steel wire that the maintenance bar is rotated, by drawing steel wire, the maintenance bar rotates and pushes the work pawl, and work pawl and ratchet engage.
The present invention is a kind of elevator governor, it is characterized in that, the work pawl has the support with maintenance bar butt in the side.
The present invention is a kind of elevator governor, it is characterized in that, the configuration plane of the configuration plane of maintenance bar and work pawl is different mutually, on the maintenance bar towards the side the outstanding jut that is formed with and works the pawl butt.
The present invention is a kind of elevator governor, it is characterized in that, in the inboard of work pawl, rotation is provided with the maintenance bar freely on pedestal via rotational pin, links the steel wire that the maintenance bar is rotated on the maintenance bar, the maintenance bar is set to, its configuration plane is different with the configuration plane of work pawl, and has the guide part of guiding work pawl in work pawl side, by drawing steel wire, the maintenance bar rotates and by guide part guiding work pawl, work pawl and ratchet engaging.
The present invention is a kind of elevator governor, it is characterized in that, is connected with the other end that an end is fixed on the spring on the pedestal at the maintenance bar.
The present invention is a kind of elevator governor, it is characterized in that, inboard at the work pawl, rotation is provided with the maintenance bar freely on pedestal via rotational pin, the actuator that the maintenance bar is rotated is set in the inboard of maintenance bar, the maintenance bar is set to, and its configuration plane is different with the configuration plane of work pawl, and has the guide part of guiding work pawl in work pawl side.
The present invention is a kind of elevator governor, is wound with the governor rope, it is characterized in that having: pedestal; The governor rope sheave is arranged in the pedestal via S. A., rotates along with the action of the governor rope of reeling; Flyball, rotation is arranged on the side of governor rope sheave freely, and the work pawl is installed; And ratchet, can be rotatably set on the S. A., and can engage with the work pawl of flyball; Make the actuator of work pawl rotation in the arranged outside of work pawl.
According to the present invention, a kind of elevator governor can be provided, confirming operation can be carried out safely and effectively, and the aesthetic appearance or the Design freedom of landing zone or building can be kept.
Description of drawings
Fig. 1 is the skeleton diagram that expression is provided with the elevator device of governor of the present invention.
Fig. 2 is a lateral plan of seeing governor of the present invention from a side.
Fig. 3 is a lateral plan of seeing governor of the present invention from opposite side.
Fig. 4 (a) is the skeleton diagram of the relation of expression flyball of the present invention and governor rope sheave (b).
Fig. 5 is the lateral plan of the governor of expression the present invention the 1st embodiment.
Fig. 6 (a) is the figure of the relation of the work pawl of governor of expression the present invention the 1st embodiment and maintenance bar (b).
Fig. 7 (a) (b) (c) is the figure of the relation of the work pawl of governor of expression the present invention the 2nd embodiment and maintenance bar.
Fig. 8 (a) (b) (c) is the figure of the relation of the work pawl of governor of expression the present invention the 3rd embodiment and maintenance bar.
Fig. 9 is the lateral plan of the governor of expression the present invention the 4th embodiment.
Figure 10 (a) (b) (c) is the figure of the relation of the work pawl of governor of expression the present invention the 4th embodiment and maintenance bar.
Figure 11 is the lateral plan of the governor of expression the present invention the 5th embodiment.
Figure 12 is the lateral plan of the governor of expression the present invention the 6th embodiment.
Figure 13 is the lateral plan of the governor of expression the present invention the 7th embodiment.
The specific embodiment
The 1st embodiment
Below, with reference to the 1st embodiment of description of drawings elevator governor 30 of the present invention.At this, Fig. 1 to Fig. 5 is the figure of expression the 1st embodiment of the present invention.
The integral structure of elevator at first, is described according to Fig. 1.As shown in Figure 1, the car 24 that moves up and dispose elevator freely at upper and lower in elevating road 40 disposes the governor 30 of elevator above elevating road 40.As described later, governor 30 has governor rope sheave 2, is wound with governor rope 6 on this governor rope sheave 2, and governor rope 6 is wound on the below rope sheave 23 that is arranged on elevating road 40 belows.And car 24 lifting in elevating road 40 of elevator is provided with emergency braking device 25 in the bottom of this car 24.And, being provided with safe connecting rod 26 in the side of this car 24, governor rope 6 is connected with emergency braking device 25 via this safe connecting rod 26.And, above car 24, be provided with rope sheave 28, on this rope sheave 28, be wound with main rope 22.And this main rope is driven by winch (not shown), car 24 lifting in elevating road 40 thus.
Next describe elevator governor 30 in detail according to Fig. 1 to Fig. 6.
As shown in Figure 1 to Figure 3, governor 30 has: pedestal 1; Governor rope sheave 2 is arranged in the pedestal 1 via S. A. 3, rotates along with the action of the governor rope 6 of being reeled; Flyball 8a, 8b are arranged on the side of governor rope sheave 2 freely by pin 51a, 51b rotation; And ratchet 12 can be rotatably set on the S. A. 3, and can engage with the work pawl 13 described later of flyball 8a, 8b; On this ratchet 12, be provided with tooth 31.
In this case, as Fig. 2 and Fig. 4 (a) (b) shown in, flyball 8a, 8b are arranged on the side of governor rope sheave 2, as Fig. 3 and Fig. 4 (a) (b) shown in, ratchet 12 is arranged on a side opposite with flyball 8a, 8b of governor rope sheave 2.And, as Fig. 2 to Fig. 4 (a) (b) shown in, on flyball 8a, 8b, be connected with work pawl 13 and SW cam 34.This work pawl 13 and SW cam 35 are connected with flyball 8a, 8b by the binding parts (not shown) that connect governor rope sheave 2 and extend, work pawl 13 and SW cam 35 be configured in governor rope sheave 2 a side opposite with flyball 8a, 8b, be ratchet 12 sides.At this, Fig. 4 (b) is a section-drawing of seeing the IV-IV section of Fig. 4 (a) from the top.
And, as Fig. 2 to Fig. 4 (a) (b) shown in, each flyball 8a, 8b link by connecting rod 9, with flyball 8a, 8b bonded assembly work pawl 13 and SW cam 35, can engage with the tooth 32 and the SW bar 34 described later of ratchet 12.
And, as shown in Figures 2 and 3, the swing-around trajectory outside at the SW of flyball 8a, 8b cam 35, dispose SW33, this SW33 cuts off the power supply of actuating device (not shown), and car 24 is stopped by the brake gear (not shown) of actuating device, on this SW33, be provided with the SW bar 34 that SW33 is driven rotationally.
Shown in Fig. 4 (a), when 2 rotations of governor rope sheave, flyball 8a, 8b are that the center is along arrow F by its centnifugal force with pin 51a, 51b
1Rotate, still, as shown in Figure 3, between the end of flyball 8a 8c and governor rope sheave 2, be provided with balance spring 10, these balance spring 10 these centnifugal forces of opposing and with flyball 8a, 8b to arrow F
1The opposition side application of force of direction.
As shown in Figure 3, in the swing-around trajectory outside of governor rope sheave 2, being provided with pin 36 is the arm 18 that the center rotation is installed freely, and it is center rotation brake shoe 14 freely that arm 18 is provided with pin 37.14 pairs of governor rope sheaves 2 of this brake shoe are pushed governor rope 6.
As shown in Figure 3, on ratchet 12, be connected with control arm 19, be provided with spring support 17 in the end of control arm 19.And, being provided with folder rope spring 15 in the periphery of this spring support 17, this folder rope spring 15 is used for pushing governor rope 6 by 14 pairs of governor rope sheaves 2 of brake shoe.And control arm 19 and arm 18 roughly link mutually orthogonally.
As Fig. 5 and Fig. 6 (a) (b) shown in, in work pawl 13 outsides, on pedestal 1, rotate and be provided with maintenance bar 42 freely by rotational pin 41, on this maintenance bar 42, be connected with the steel wire 43 that makes 42 rotations of maintenance bar.In addition, this steel wire 43 is pulled to landing zone etc. away from locating.
The effect of the present embodiment that is made of this structure below is described.
At first, utilize Fig. 1 to Fig. 6 explanation to be provided with the effect of the elevator device of governor 30.
As shown in Figure 1, governor rope 6 moves along with the lifting of car 24, and is wound with governor rope sheave 2 rotations of the governor 30 of fast device rope 6.At this moment, shown in Fig. 6 (a), flyball 8a, 8b rotate with governor rope sheave 2, and owing to 2 rotations of governor rope sheave are subjected to centnifugal force.And, when the speed of car 24 reaches predetermined value when above, shown in Fig. 4 (a), by the centnifugal force of governor rope sheave 2 rotations, the elastic force of opposing balance spring 10, and beginning is that the center is along arrow F with respect to governor rope sheave 2 with pin 51a, 51b
1Direction is rotated.At this moment, flyball 8a, 8b synchronously rotate mutually by connecting rod 9.
And, when the speed of car 24 accelerates and reaches the 1st when crossing speed (about 1.3 times of command speed usually), because the centnifugal force of governor rope sheave 2 rotations, as mentioned above, flyball 8a, 8b further rotate (with reference to Fig. 4 (a)), be installed in SW cam 35 and SW bar 34 butts on flyball 8a, the 8b, make SW bar 34 rotate (with reference to Fig. 2 and Fig. 3).
Like this, SW33 works by the rotation of SW bar 34, cuts off the power supply of actuating device (not shown), and acts on the power that car 24 is stopped by the brake gear (not shown) of actuating device.
But when main rope 22 fractures waited, even also work at the brake gear of SW33 work, actuating device, under the also non-stop situation of car 24, car 24 can not continue to descend with stopping, and the descending speed of car 24 will speed up.And, when the descending speed of car 24 reaches the 2nd mistake speed (about 1.4 times of command speed usually), by the centnifugal force that produces by the rotation of governor rope sheave 2, as mentioned above, flyball 8a, 8b further rotate (with reference to Fig. 4 (a)), and the work pawl 13 that is arranged on flyball 8a, the 8b engages (with reference to Fig. 3) with the tooth 31 of ratchet 12.
Thus, ratchet 12 is with 2 rotations of governor rope sheave, and the spring support 17 of control arm 19 and the end that is arranged on control arm 19 is stretched by the hand of rotation to ratchet 12.Thus, 15 compressions of folder rope spring, by the screen resilience of folder rope spring 15, arm 18 is the center rotation with pin 36, be arranged on brake shoe 14 on the arm 18 with governor rope 6 by to governor rope sheave 2, and push governor rope 6, make governor rope 6 stop motions (with reference to Fig. 3).Like this, when the motion of governor rope 6 stops, being connected with governor rope 6 and the safe connecting rod 26 that is arranged on car 24 sides is upwards drawn.Like this,, therefore be arranged on emergency braking device 25 work of car 24 belows, the decline of car 24 stopped (with reference to Fig. 1) because safe connecting rod 26 is upwards drawn.
But, as Fig. 5 and Fig. 6 (a) (b) shown in, in governor 30,, on pedestal 1, rotate and be provided with maintenance bar 42 freely, and on maintenance bar 42, be connected with the steel wire 43 that maintenance bar 42 is rotated via rotational pin 41 in the outside of work pawl 13.Therefore, by drawing steel wire 43, maintenance bar 42 rotates and pushes work pawl 13, can make tooth 31 engagings of work pawl 13 and ratchet 12.
Like this, engage with the tooth 31 of ratchet 12 by work pawl 13, ratchet 12 is with 2 rotations of governor rope sheave, and control arm 19 is stretched by the hand of rotation to ratchet 12 with the spring support 17 that is arranged on control arm 19 ends.Thus, 15 compressions of folder rope spring, by the screen resilience of folder rope spring 15, arm 18 is the center rotation with pin 36, be arranged on brake shoe 14 on the arm 18 with governor rope 6 by to governor rope sheave 2, and push governor rope 6, the motion of governor rope 6 stopped (with reference to Fig. 3).Like this, when the motion of governor rope 6 is stopped, be connected with governor rope 6 and the safe connecting rod 26 that is arranged on car 24 sides is upwards drawn.Like this, because safe connecting rod 26 is upwards drawn, therefore be arranged on emergency braking device 25 work (with reference to Fig. 1) of car 24 belows.
Like this,, just can carry out the confirming operation of governor 30 and emergency braking device 25, not carry out upkeep operation in the elevating road 40, can carry out operation safely and effectively so the staff does not need to enter only by drawing steel wire 43.
And, in order to carry out the confirming operation of governor 30 or emergency braking device 25, need the maintenance window be set at landing zone yet, therefore can improve the aesthetic appearance or the Design freedom of landing zone or building.
The 2nd embodiment
Below, according to Fig. 7 (a) (b) (c) the 2nd embodiment of the present invention is described.Fig. 7 (a) (b) the 2nd embodiment shown in (c) is, is provided with and overhauls the support 47 of bar 42 butts in work pawl 13 sides, and other are roughly the same with Fig. 1 the 1st embodiment extremely shown in Figure 6.
At Fig. 7 (a) (b) in the 2nd embodiment shown in (c), to using same-sign to the identical part of the 1st embodiment shown in Figure 6, and omit its detailed description with Fig. 1.
As Fig. 7 (a) (b) shown in (c) owing to, be provided with and overhaul the support 47 of bar 42 butts in work pawl 13 sides of the governor 30 of present embodiment, so with only compare during with maintenance bar 42 butts by work pawl main body 13a, the engaging that can increase is big.Therefore and since can make maintenance bar 42 reliably with work pawl 13 butts, so can make the interlock of work pawl 13 and maintenance bar 42 good.At this, Fig. 7 (c) is the lateral plan of seeing from the VII direction of Fig. 7 (a).
The 3rd embodiment
Below, according to Fig. 8 (a) (b) (c) the present invention's the 3rd embodiment is described.Fig. 8 (a) (b) the 3rd embodiment shown in (c) is, the configuration plane of maintenance bar 42 is set to mutual different with the configuration plane of work pawl 13, jut 44 with work pawl 13 butts is set in the side of maintenance bar 42, and other are roughly the same with Fig. 1 the 1st embodiment extremely shown in Figure 6.
In the 3rd embodiment,, and omit its detailed description to the identical part use same-sign of the 1st embodiment extremely shown in Figure 6 with Fig. 1.
As Fig. 8 (a) (b) shown in (c), because the maintenance bar 42 of governor 30 is set to, its configuration plane is different with the configuration plane of work pawl 13, and outstanding being formed with and the jut 44 of working pawl 13 butts in the side of maintenance bar 42, therefore, can only the jut 44 of maintenance bar 42 be stayed on the swing-around trajectory of work pawl 13, and will overhaul the side that bar 42 is configured in the swing-around trajectory of work pawl 13.Therefore, can prevent work pawl 13 and the miscellaneous part interference that is present in the configuration plane of overhauling bar 42.At this, Fig. 8 (c) is the lateral plan of seeing from the VIII direction of Fig. 8 (a).
The 4th embodiment
Below, according to Fig. 9 and Figure 10 (a) (b) (c) the present invention's the 4th embodiment is described.Fig. 9 and Figure 10 (a) (b) the 4th embodiment shown in (c) have changed the configuration and the shape of maintenance bar 42, and other are roughly the same with Fig. 1 the 1st embodiment extremely shown in Figure 6.
That is, (b) in the 4th embodiment shown in (c), on pedestal 1, be provided with maintenance bar 42 in work pawl 13 inboards by rotational pin 41 at Fig. 9 and Figure 10 (a).Wherein, the configuration plane of maintenance bar 42 is set to different with the configuration plane of work pawl 13.And, on maintenance bar 42, be provided with the guide part 45 of guiding work pawl 13 in work pawl 13 sides.Other structures and Fig. 1 are roughly the same to the 1st embodiment shown in Figure 6.
At Fig. 9 and Figure 10 (a) (b) in the 4th embodiment shown in (c), to using same-sign to the identical part of the 1st embodiment shown in Figure 6, and omit its detailed description with Fig. 1.
(b) shown in (c), by drawing and overhaul bar 42 bonded assembly steel wires 43, maintenance bar 42 be center rotation (with reference to Figure 10 (a)) with rotational pin 41 as Fig. 9 and Figure 10 (a).Then, with the work pawl 13 of governor rope sheave 2,, and be directed to ratchet 12 directions ((c)) with reference to Figure 10 (b) with guide part 45 butts of maintenance bar 42 around flyball 8a, the 8b of S. A. 3 rotations.Then, the work pawl 13 of flyball 8a, 8b engages with the tooth 31 of ratchet 12.
Like this, be fastened on the tooth 31 of ratchet 12 by work pawl 13, ratchet 12 is with 2 rotations of governor rope sheave, and control arm 19 is stretched by the hand of rotation to ratchet 12 with the spring support 17 that is arranged on control arm 19 ends.Thus, 15 compressions of folder rope spring are by the screen resilience of this folder rope spring 15, arm 18 is the center rotation with pin 36, be arranged on brake shoe 14 on the arm 18 with governor rope 6 by to governor rope sheave 2, and push governor rope 6, make governor rope 6 stop motions (with reference to Fig. 9).Like this, when the motion of governor rope 6 is stopped, be connected with governor rope 6 and the safe connecting rod 26 that is arranged on car 24 sides is upwards drawn.Like this, upwards drawn, be arranged on emergency braking device 25 work (with reference to Fig. 1) of car 24 belows by safe connecting rod 26.
Like this, because only by drawing steel wire 43, just can carry out the confirming operation of governor 30 and emergency braking device 25, so the staff do not need to enter and carry out upkeep operation in the elevating road 40, and can carry out operation safely and effectively.
And, in order to carry out the confirming operation of governor 30 or emergency braking device 25, need not the maintenance window to be set at landing zone, therefore can keep the aesthetic appearance or the Design freedom of landing zone or building.
And,, can only the guide part 45 of maintenance bar 42 be stayed on the swing-around trajectory of work pawl 13 (b) shown in (c) as Figure 10 (a), and maintenance bar 42 main bodys are configured in the side of the swing-around trajectory of work pawl 13.Therefore, can prevent to overhaul bar 42 interferes with miscellaneous part.
And, owing to maintenance bar 42 can be able to be arranged on work pawl 13 inboards (S. A. 3 sides),, therefore can make governor 30 compactnesses so can reduce to be provided with the side size of the pedestal 1 that overhauls bar 42.
The 5th embodiment
Below, according to Figure 11 the present invention's the 5th embodiment is described.The 5th embodiment shown in Figure 11 is, uses the maintenance bar 42 that is connected with spring 46, and the end of this spring 46 is fixed on the pedestal 1, and (b) the 4th embodiment shown in (c) is roughly the same for other and Fig. 9 and Figure 10 (a).
In the 5th embodiment shown in Figure 11, to Fig. 9 and Figure 10 (a) (b) part that the 4th embodiment shown in (c) is identical use same-sign, and omit its detailed description.
As shown in figure 11, be connected with spring 46 on the maintenance bar 42 of governor 30, an end 46a of this spring 46 is fixed on the pedestal 1.In this case, on maintenance bar 42, be connected with the other end 46b of spring 46.In Figure 11, drawing steel wire 43, when making maintenance bar 42 be the center rotation,, maintenance bar 42 is being back on the position of initial configuration automatically by the elastic force of spring 46 with rotational pin 41.
The 6th embodiment
Below, according to Figure 12 the present invention's the 6th embodiment is described.The 6th embodiment shown in Figure 12 is, replacing linking on maintenance bar 42 has the steel wire 43 that maintenance bar 42 is rotated, and at the maintenance bar 42 inboard actuators 26 that maintenance bar 42 is rotated that are provided with, and other and the 5th embodiment shown in Figure 11 are roughly the same.
In the 6th embodiment shown in Figure 12, the part identical with the 5th embodiment shown in Figure 11 used same-sign, and omit its detailed description.
As shown in figure 12, be arranged on the actuator 26 that overhauls bar 42 inboards by driving, maintenance bar 42 is that rotate at the center with rotational pin 41.Then, with the work pawl 13 of governor rope sheave 2,, and be directed to ratchet 12 directions with guide part 45 butts of maintenance bar 42 around flyball 8a, the 8b of S. A. 3 rotations.Then, the work pawl 13 of flyball 8a, 8b engages with the tooth 31 of ratchet 12.
Like this, be engaged to the tooth 31 of ratchet 12 by work pawl 13, ratchet 12 is with 2 rotations of governor rope sheave, and control arm 19 and the spring support 17 that is arranged on control arm 19 ends are stretched by the hand of rotation to ratchet 12.Thus, 15 compressions of folder rope spring are by the screen resilience of this folder rope spring 15, arm 18 is the center rotation with pin 36, and the brake shoe 14 that is arranged on the arm 18 is pressed into governor rope 6 on the governor rope sheave 2, and pushes governor rope 6, makes governor rope 6 stop motions (with reference to Figure 12).Like this, when the motion of governor rope 6 is stopped, be connected with governor rope 6 and the safe connecting rod 26 that is arranged on car 24 sides is upwards drawn.Like this, because safe connecting rod 26 is upwards drawn, be arranged on emergency braking device 25 work (with reference to Fig. 1) of car 24 belows.
Like this,, do not carry out upkeep operation in the elevating road 40, can carry out operation safely and effectively so the staff does not need to enter owing to, just can carry out the confirming operation of governor 30 and emergency braking device 25 only by stretching steel wire 43.
And, in order to carry out the confirming operation of governor 30 or emergency braking device 25, need not the maintenance window to be set at landing zone, therefore can keep the aesthetic appearance or the Design freedom of landing zone or building.
And, can only the guide part 45 of maintenance bar 42 be stayed on the swing-around trajectory of work pawl 13, and the main body of maintenance bar 42 is configured in the side of the swing-around trajectory of work pawl 13.Therefore, can prevent to overhaul bar 42 interferes with miscellaneous part.
And, owing to maintenance bar 42 can be arranged on work pawl 13 inboards (S. A. 3 sides),, therefore can make governor 30 compactnesses so can lessly be provided with the side size of the pedestal 1 of maintenance bar 42.
As shown in figure 12, owing on maintenance bar 42, be connected with spring 46, and the end of this spring 46 is fixed on the pedestal 1, even making maintenance bar 42 is that rotate at the center so drive actuator 26 with rotational pin 41, maintenance bar 42 is back on the position of initial configuration automatically.
And, owing to do not use steel wire 43, therefore, can not exist because repeated use steel wire 43 and steel wire 43 elongations, and the situation of the big resistance that bears when drawing steel wire 43 to be produced, so can easily carry out adjustment when carrying out the confirming operation of governor 30.
The 7th embodiment
Below, according to Figure 13 the present invention's the 7th embodiment is described.The 7th embodiment shown in Figure 13 is, replaces having linked the maintenance bar 42 that makes the steel wire 43 that work pawl 13 rotates in work pawl 13 arranged outside, and the actuator 26 that work pawl 13 is rotated is set, and other are roughly the same with Fig. 1 the 1st embodiment extremely shown in Figure 6.
In the 7th embodiment shown in Figure 13,, and omit its detailed description to the identical part use same-sign of the 1st embodiment extremely shown in Figure 6 with Fig. 1.
As shown in figure 13, in work pawl 13 arranged outside the actuator 26 that work pawl 13 is rotated is arranged.Therefore, by driving actuator 26, can make 42 rotations of maintenance bar and push work pawl 13, and can make tooth 31 engagings of work pawl 13 and ratchet 12.
Like this, be engaged to the tooth 31 of ratchet 12 by work pawl 13, ratchet 12 is with 2 rotations of governor rope sheave, and control arm 19 and the spring support 17 that is arranged on control arm 19 ends are stretched by the hand of rotation to ratchet 12.Thus, 15 compressions of folder rope spring are by the screen resilience of this folder rope spring 15, arm 18 is the center rotation with pin 36, the brake shoe 14 that is arranged on the arm 18 is pressed into governor rope 6 on the governor rope sheave 2, and pushes governor rope 6, makes governor rope 6 stop motions (with reference to Figure 13).Like this, when the motion of governor rope 6 is stopped, be connected with governor rope 6 and the safe connecting rod 26 that is arranged on car 24 sides is upwards drawn.Like this, upwards drawn, be arranged on emergency braking device 25 work (with reference to Fig. 1) of car 24 belows by safe connecting rod 26.
Like this,, do not carry out upkeep operation in the elevating road 40, can carry out operation safely and effectively so the staff does not need to enter owing to, just can carry out the confirming operation of governor 30 and emergency braking device 25 only by driving actuator 26.
And, in order to carry out the confirming operation of governor 30 or emergency braking device 25, need not the maintenance window to be set at landing zone, therefore can keep the aesthetic appearance or the Design freedom of landing zone or building.
And, owing to do not use steel wire 43, therefore, can not exist because repeated use steel wire 43 and steel wire 43 elongations, and the situation of the big resistance that bears when drawing steel wire 43 to be produced, so can easily carry out adjustment when carrying out the confirming operation of governor 30.
Claims (8)
1, a kind of elevator governor is wound with the governor rope, it is characterized in that having:
Pedestal;
The governor rope sheave is arranged in the pedestal via S. A., and rotates along with the action of the governor rope of being reeled;
Flyball rotates and is arranged on a side of governor rope sheave freely, and the work pawl is installed; And
Ratchet can be rotatably set on the S. A., and can engage with the work pawl of flyball;
On pedestal, rotate the maintenance bar be set freely via rotational pin,
The maintenance bar rotates and pushes the work pawl, and work pawl and ratchet engage.
2, elevator governor as claimed in claim 1 is characterized in that,
In the outside of work pawl, on pedestal, rotate the maintenance bar is set freely via rotational pin,
On the maintenance bar, connect the steel wire that the maintenance bar is rotated,
By drawing steel wire, the maintenance bar rotates and pushes the work pawl, and work pawl and ratchet engage.
3, elevator governor as claimed in claim 2 is characterized in that,
The work pawl has the support with maintenance bar butt in the side.
4, elevator governor as claimed in claim 2 is characterized in that,
The configuration plane of the configuration plane of maintenance bar and work pawl is different mutually, on the maintenance bar towards the side the outstanding jut that is formed with and works the pawl butt.
5, elevator governor as claimed in claim 1 is characterized in that,
In the inboard of work pawl, on pedestal, rotate the maintenance bar is set freely via rotational pin,
On the maintenance bar, connect the steel wire that the maintenance bar is rotated,
The maintenance bar is set to, and its configuration plane is different with the configuration plane of work pawl, and has the guide part that the work pawl is led in work pawl side,
By drawing steel wire, the maintenance bar rotates and by guide part guiding work pawl, work pawl and ratchet engaging.
6, as claim 2 or 5 described elevator governors, it is characterized in that,
The maintenance bar is connected with the other end that an end is fixed on the spring on the pedestal.
7, elevator governor as claimed in claim 1 is characterized in that,
In the inboard of work pawl, on pedestal, rotate the maintenance bar is set freely via rotational pin,
In the inboard of maintenance bar the actuator that the maintenance bar is rotated is set,
The maintenance bar is set to, and its configuration plane is different with the configuration plane of work pawl, and has the guide part of guiding work pawl in work pawl side.
8, a kind of elevator governor is wound with the governor rope, it is characterized in that having:
Pedestal;
The governor rope sheave is arranged in the pedestal via S. A., and rotates along with the action of the governor rope of being reeled;
Flyball rotates and is arranged on a side of governor rope sheave freely, and the work pawl is installed; And
Ratchet can be rotatably set on the S. A., and can engage with the work pawl of flyball;
Arranged outside at the work pawl has the actuator that the work pawl is rotated.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005274428A JP4868807B2 (en) | 2005-09-21 | 2005-09-21 | Elevator governor |
| JP274428/2005 | 2005-09-21 | ||
| PCT/JP2006/316336 WO2007034644A1 (en) | 2005-09-21 | 2006-08-21 | Speed governor of elevator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101268005A true CN101268005A (en) | 2008-09-17 |
| CN101268005B CN101268005B (en) | 2010-11-17 |
Family
ID=37888698
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2006800348206A Expired - Fee Related CN101268005B (en) | 2005-09-21 | 2006-08-21 | Elevator governor |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP4868807B2 (en) |
| CN (1) | CN101268005B (en) |
| MY (1) | MY159520A (en) |
| WO (1) | WO2007034644A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102992134A (en) * | 2012-12-05 | 2013-03-27 | 江南嘉捷电梯股份有限公司 | Protection device using guide pulley on lift |
| CN105731212A (en) * | 2014-12-24 | 2016-07-06 | 株式会社日立制作所 | Speed governor and elevator device |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101199691B1 (en) * | 2009-01-20 | 2012-11-08 | 미쓰비시덴키 가부시키가이샤 | Safety device for elevator |
| JP5428640B2 (en) * | 2009-08-19 | 2014-02-26 | フジテック株式会社 | Elevator governor |
| JPWO2013132587A1 (en) * | 2012-03-06 | 2015-07-30 | 三菱電機株式会社 | Elevator governor and elevator apparatus |
| CN104709792A (en) * | 2015-03-31 | 2015-06-17 | 西继迅达（许昌）电梯有限公司 | One-way speed limiter with automatic resetting pawl |
| CN105502126B (en) * | 2016-01-28 | 2017-10-10 | 浙江屹立电梯有限公司 | Disengaging type elevator governor |
| CN105883527A (en) * | 2016-06-30 | 2016-08-24 | 西继迅达（许昌）电梯有限公司 | Pawl self-resetting single braking pressing plate bidirectional speed limiter with speed monitoring |
| WO2019224881A1 (en) * | 2018-05-21 | 2019-11-28 | 三菱電機株式会社 | Elevator governor and elevator device |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2790615B2 (en) * | 1994-10-20 | 1998-08-27 | 三菱電機株式会社 | Elevator governor |
| JP4437574B2 (en) * | 1999-10-05 | 2010-03-24 | 三菱電機株式会社 | Elevator governor |
| JP4276036B2 (en) * | 2003-09-18 | 2009-06-10 | 株式会社日立製作所 | Elevator governor |
-
2005
- 2005-09-21 JP JP2005274428A patent/JP4868807B2/en not_active Expired - Fee Related
-
2006
- 2006-08-21 CN CN2006800348206A patent/CN101268005B/en not_active Expired - Fee Related
- 2006-08-21 WO PCT/JP2006/316336 patent/WO2007034644A1/en active Application Filing
- 2006-08-21 MY MYPI20080471A patent/MY159520A/en unknown
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102992134A (en) * | 2012-12-05 | 2013-03-27 | 江南嘉捷电梯股份有限公司 | Protection device using guide pulley on lift |
| CN105731212A (en) * | 2014-12-24 | 2016-07-06 | 株式会社日立制作所 | Speed governor and elevator device |
| CN105731212B (en) * | 2014-12-24 | 2018-06-26 | 株式会社日立制作所 | Governor and lift appliance |
Also Published As
| Publication number | Publication date |
|---|---|
| MY159520A (en) | 2017-01-13 |
| JP2007084260A (en) | 2007-04-05 |
| WO2007034644A1 (en) | 2007-03-29 |
| CN101268005B (en) | 2010-11-17 |
| JP4868807B2 (en) | 2012-02-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101268005B (en) | Elevator governor | |
| JP3474870B2 (en) | Elevator | |
| CN1918064B (en) | A device for moving a platform along elevator guide rails | |
| CN102216189B (en) | Safety device for elevator | |
| CN101643164B (en) | Elevator system | |
| CN101549818B (en) | Elevator brake | |
| JPWO2012086026A1 (en) | Elevator governor | |
| CN202113506U (en) | Robot for high-rise extinguishment, lifesaving and maintenance | |
| CN100427375C (en) | Speed regulator for elevator | |
| CN111348518B (en) | Elevator safety actuator system | |
| CN2661988Y (en) | Hydraulic control locking device for hoisting ratchet | |
| CN211871240U (en) | Balcony lifting device | |
| CN209352409U (en) | A kind of elevator landing door with self-rescue function | |
| CN208996484U (en) | It is a kind of to pitch servo-actuated wiring armed lever mechanism and crossing frame | |
| CN201473250U (en) | Full-automatic lifting device safe protection device | |
| CN102849557B (en) | Double-protection safety device used for elevator | |
| CN205298330U (en) | Dynamic brake equipment of hoist | |
| US1001317A (en) | Track-layer for steam-shovels. | |
| JP2010173776A (en) | Damping force setting device of elevator hoist | |
| CN2498254Y (en) | Double security lift garage with armed steel cable hoist | |
| CN205328488U (en) | Column type swing crane; derrick | |
| CN205298347U (en) | Dynamic brake equipment's of hoist resetting means | |
| CN1330032A (en) | Speed limiter of elevator | |
| CN2652897Y (en) | Elevator speed limitor without machine room | |
| EP4005962B1 (en) | Force application assembly, elevator and method of elevator rescue |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101117 Termination date: 20150821 |
|
| EXPY | Termination of patent right or utility model |