CN105438910A - Clamping rope type elevator car accidental movement stop device - Google Patents
Clamping rope type elevator car accidental movement stop device Download PDFInfo
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- CN105438910A CN105438910A CN201510923909.9A CN201510923909A CN105438910A CN 105438910 A CN105438910 A CN 105438910A CN 201510923909 A CN201510923909 A CN 201510923909A CN 105438910 A CN105438910 A CN 105438910A
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Abstract
The invention discloses a clamping rope type elevator car accidental movement stop device which comprises an upper wire holder seat and a lower wire holder seat, wherein an upper fixing inclined plate is mounted in the upper wire holder seat; an upper friction block is mounted on the upper fixing inclined plate in a sliding manner; the upper friction block or an upper wedge block is connected with one end of an upper electric push rod; the other end of the upper electric push rod is hinged in the upper wire holder seat; a lower fixing inclined plate is mounted in the lower wire holder seat; a lower friction block is mounted on the lower fixing inclined plate in a sliding manner; the lower friction block or a lower wedge block is connected with one end of a lower electric push rod; the other end of the lower electric push rod is hinged in the lower wire holder seat; the friction surfaces of the upper friction block and the lower friction block are parallelly arranged on the two sides of a traction steel wire rope at intervals respectively; an elevator electric door lock loop, an operation contactor, an upper door area switch and a lower door area switch are connected with the input end of a controller; and the upper electric push rod and a lower electric push rod are connected with the output end of the controller. The stop device is applicable to elevators.
Description
Technical field
The present invention relates to elevators field, particularly a kind of clamping-rope type accidental movement of elevator cage shutdown feature.
Background technology
In recent years, the safety misadventure about elevator is in the news again and again, and people are paid close attention to more to elevator safety, such as, just occurred that elevator cab door is when open mode in the recent period, the unexpected accidental movement of lift car and the shearing accident caused.Because accidental movement of elevator cage causes primarily of two kinds of reasons: one is that brake torque is not enough, another kind is that traction sheave and friction force of steel rope are not enough, so will prevent or stop car moving, " device " can be installed accordingly additional directly stop on car, or indirectly be stopped by clamping traction steel-cable.Therefore, need badly and develop a kind of accidental movement of elevator cage shutdown feature, to improve the safety of elevator.
Summary of the invention
The object of the invention is the deficiency in order to overcome above-mentioned background technology, providing a kind of structure simple and the clamping-rope type accidental movement of elevator cage shutdown feature that cost is low.
In order to realize above object, a kind of clamping-rope type accidental movement of elevator cage shutdown feature provided by the invention, comprises be arranged side by side upper direction wire holder seat and lower direction wire holder seat; The upper direction that upper end tilts towards described lower direction wire holder seat is installed in the wire holder seat of described upper direction and fixes swash plate, described upper direction is fixed swash plate and be provided with upper direction friction shoe by upper direction wedge slides on the inclined-plane of described lower direction wire holder seat, described upper direction friction shoe or described upper direction voussoir are connected with one end of upper direction electric pushrod, and the other end of described upper direction electric pushrod is hinged in the wire holder seat of described upper direction; The lower direction that lower end tilts towards described upper direction wire holder seat is installed in the wire holder seat of described lower direction and fixes swash plate, described lower direction is fixed swash plate and be provided with lower direction friction shoe by lower direction wedge slides on the inclined-plane of described lower direction wire holder seat, described lower direction friction shoe or described lower direction voussoir are connected with one end of lower direction electric pushrod, the other end of described lower direction electric pushrod is hinged in the wire holder seat of described lower direction, electric pushrod relatively described upper direction, described lower direction electric pushrod reversed arrangement; Described upper direction friction shoe is relative with described lower direction friction shoe to be arranged side by side, and described device is when being in initial condition after installing, the friction face of described upper direction friction shoe and described lower direction friction shoe respectively parallel interval is arranged in the both sides of the traction steel-cable of elevator; Described device also comprises controller, the first input end of described controller is connected with elevator electric door lock loop, the open contact that second input end and the elevator of described controller run contactless switch is connected, 3rd input end of described controller is connected with door district switch above elevator, the four-input terminal of described controller is connected with door district switch below elevator, first mouth of described controller is connected with described upper direction electric pushrod, and the second mouth of described controller is connected with described lower direction electric pushrod.
First, by the composite signal that door district switch below door district switch above elevator electric door lock loop, elevator operation contactless switch, elevator and elevator provides, controller judges that elevator is in rise abnormity and moves or the state of the abnormal movement that declines; Then, controller correspondence controls upper direction electric pushrod or the electric pushrod action of lower direction, now, upper direction electric pushrod or lower direction electric pushrod just can control corresponding friction shoe and draw close to another friction shoe, thus traction steel-cable is clamped, and then can accidental movement of elevator cage be prevented, stop the generation of shearing accident, meanwhile, this apparatus structure is simple, cost is low and it is easy to reequip old-fashioned elevator.
In such scheme, described upper direction friction shoe and described upper direction electric pushrod are arranged in the both sides that swash plate is fixed in described upper direction, described upper direction electric pushrod is connected with described upper direction friction shoe or described upper direction voussoir by top connecting rod, and described upper direction is fixed swash plate and is provided with for interting the through hole of dodging described top connecting rod.By friction shoe and electric pushrod being arranged in the both sides of fixing swash plate, the layout between each part can being facilitated like this, thus make this device compacter, and then facilitating the installation of this device.
In such scheme, described lower direction friction shoe and described lower direction electric pushrod are arranged in the both sides that swash plate is fixed in described lower direction, described lower direction electric pushrod is connected with described lower direction friction shoe or described lower direction voussoir by lower link, and described lower direction is fixed swash plate and is provided with for interting the through hole of dodging described lower link.By friction shoe and electric pushrod being arranged in the both sides of fixing swash plate, the layout between each part can being facilitated like this, thus make this device compacter, and then facilitating the installation of this device.
In such scheme, described upper direction voussoir is slidably mounted on described upper direction by the dull and stereotyped needle bearing in upper direction and fixes on swash plate, and described upper direction friction shoe is fixedly mounted on the voussoir of described upper direction.Certainly, also other sliding types can be adopted.
In such scheme, described lower direction voussoir is slidably mounted on described lower direction by the dull and stereotyped needle bearing in lower direction and fixes on swash plate, and described lower direction friction shoe is fixedly mounted on the voussoir of described lower direction.Certainly, also other sliding types can be adopted.
In such scheme, be provided with upper direction return detector between the position that described upper direction friction shoe is corresponding with described upper direction wire holder seat, described upper direction return detector is connected with the 5th input end of described controller.By adding return detector between the position that friction shoe is corresponding with wire holder seat, can prevent like this when this device also not completely return, elevator just brings into operation, thus avoids the generation of interference accident.
In such scheme, described upper direction return detector is arranged on the lower end of described upper direction friction shoe, and described upper direction return detector is return detector switch.Certainly, the return detector of other types can also be adopted.
In such scheme, be provided with lower direction return detector between the position that described lower direction friction shoe is corresponding with described lower direction wire holder seat, described lower direction return detector is connected with the 6th input end of described controller.By adding return detector between the position that friction shoe is corresponding with wire holder seat, can prevent like this when this device also not completely return, elevator just brings into operation, thus avoids the generation of interference accident.
In such scheme, described lower direction return detector is arranged on the lower end of described lower direction friction shoe, and described lower direction return detector is return detector switch.Certainly, the return detector of other types can also be adopted.
In such scheme, 7th input end of described controller is connected with overhauling elevator signal switch, 8th input end of described controller is connected with electric pushrod reset switch, 3rd mouth of described controller is connected with elevator safety loop switch, and the 4th mouth of described controller is connected with alarm bell.By being connected with overhauling elevator signal switch by the 7th input end of controller, can ensure when overhauling elevator like this, this device is failure to actuate, thus avoids this device and have an impact to service work; Meanwhile, by being connected with elevator safety loop switch by the 3rd mouth of controller, when can ensure this device action like this, elevator is out of service, thus this device and elevator can be avoided to interfere.
The beneficial effect that technical scheme provided by the invention is brought is:
1, first, by the composite signal that door district switch below door district switch above elevator electric door lock loop, elevator operation contactless switch, elevator and elevator provides, controller judges that elevator is in rise abnormity and moves or the state of the abnormal movement that declines; Then, controller correspondence controls upper direction electric pushrod or the electric pushrod action of lower direction, now, upper direction electric pushrod or lower direction electric pushrod just can control corresponding friction shoe and draw close to another friction shoe, thus traction steel-cable is clamped, and then can accidental movement of elevator cage be prevented, stop the generation of shearing accident;
2, by friction shoe and electric pushrod being arranged in the both sides of fixing swash plate, the layout between each part can be facilitated like this, thus make this device compacter, and then facilitating the installation of this device;
3, by adding return detector between the position that friction shoe is corresponding with wire holder seat, can prevent like this when this device also not completely return, elevator just brings into operation, thus avoids the generation of interference accident;
4, by being connected with overhauling elevator signal switch by the 7th input end of controller, can ensure when overhauling elevator like this, this device is failure to actuate, thus avoids this device and have an impact to service work;
5, by being connected with elevator safety loop switch by the 3rd mouth of controller, when can ensure this device action like this, elevator is out of service, thus this device and elevator can be avoided to interfere;
6, this apparatus structure is simple, cost is low, can be used for the transformation of the supporting of new elevator and old elevator.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is main TV structure schematic diagram of the present invention;
Fig. 3 is side-looking structural representation of the present invention;
Fig. 4 is plan structure schematic diagram of the present invention;
Fig. 5 is the structural representation of upper direction wire holder seat and inner body thereof in the present invention;
Fig. 6 is the main TV structure schematic diagram of Fig. 5;
Fig. 7 is the cross-sectional view along A-A line in Fig. 6;
Fig. 8 is the structural representation in Fig. 7 after the elongation of upper direction electric pushrod;
Fig. 9 is the cross-sectional view of lower direction wire holder seat and inner body thereof in the present invention of similar Fig. 7;
Figure 10 is using state of the present invention.
In figure, upper direction wire holder seat 1, swash plate 1a is fixed in upper direction, upper direction voussoir 1b, upper direction friction shoe 1c, upper direction electric pushrod 1d, top connecting rod 1e, the dull and stereotyped needle bearing 1f in upper direction, upper direction return detector 1g, lower direction wire holder seat 2, swash plate 2a is fixed in lower direction, lower direction voussoir 2b, lower direction friction shoe 2c, lower direction electric pushrod 2d, lower link 2e, lower direction dull and stereotyped needle bearing 2f, lower direction return detector 2g, traction steel-cable 3, crossbeam 4, elevator load bearing beam 5.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearly, below in conjunction with accompanying drawing, embodiment of the present invention is described further in detail.
As shown in Figure 1, a kind of clamping-rope type accidental movement of elevator cage shutdown feature provided by the invention, comprises be arranged side by side upper direction wire holder seat 1 and lower direction wire holder seat 2, the upper direction that upper end tilts towards described lower direction wire holder seat 2 is installed in described upper direction wire holder seat 1 and fixes swash plate 1a, described upper direction is fixed swash plate 1a and be slidably fitted with upper direction friction shoe 1c by upper direction voussoir 1b on the inclined-plane of described lower direction wire holder seat 2, described upper direction friction shoe 1c or described upper direction voussoir 1b is connected with one end of upper direction electric pushrod 1d, and the other end of described upper direction electric pushrod 1d is hinged in described upper direction wire holder seat 1, the lower direction that lower end tilts towards described upper direction wire holder seat 1 is installed in described lower direction wire holder seat 2 and fixes swash plate 2a, described lower direction is fixed swash plate 2a and be slidably fitted with lower direction friction shoe 2c by lower direction voussoir 2b on the inclined-plane of described lower direction wire holder seat 1, described lower direction friction shoe 2c or described lower direction voussoir 2b is connected with one end of lower direction electric pushrod 2d, the other end of described lower direction electric pushrod 2d is hinged in described lower direction wire holder seat 2, described lower direction electric pushrod 2d relatively described upper direction electric pushrod 1d reversed arrangement, the prolonging direction of described upper direction electric pushrod 1d upwards, the prolonging direction of described lower direction electric pushrod 2d is downward, described upper direction friction shoe 1c is relative with described lower direction friction shoe 2c to be arranged side by side, and described device is when being in initial condition after installing, the friction face of described upper direction friction shoe 1c and described lower direction friction shoe 2c respectively parallel interval is arranged in the both sides of the traction steel-cable 3 of elevator, described device also comprises controller, the first input end of described controller is connected with elevator electric door lock loop, the open contact that second input end and the elevator of described controller run contactless switch is connected, 3rd input end of described controller is connected with door district switch above elevator, the four-input terminal of described controller is connected with door district switch below elevator, first mouth of described controller is connected with described upper direction electric pushrod 1d, and the second mouth of described controller is connected with described lower direction electric pushrod 2d.
First, by the composite signal that door district switch below door district switch above elevator electric door lock loop, elevator operation contactless switch, elevator and elevator provides, controller judges that elevator is in rise abnormity and moves or the state of the abnormal movement that declines; Then, controller correspondence controls upper direction electric pushrod 1d or the electric pushrod 2d action of lower direction, now, upper direction electric pushrod 1d or lower direction electric pushrod 2d just can control corresponding friction shoe and draw close to another friction shoe, thus traction steel-cable 3 is clamped, and then can accidental movement of elevator cage be prevented, stop the generation of shearing accident, meanwhile, this apparatus structure is simple, cost is low and it is easy to reequip old-fashioned elevator.
Above-mentioned upper direction friction shoe 1c and described upper direction electric pushrod 1d is arranged in the both sides that swash plate 1a is fixed in described upper direction, described upper direction electric pushrod 1d is connected with described upper direction friction shoe 1c or described upper direction voussoir 1b by top connecting rod 1e, and described upper direction is fixed swash plate 1a and is provided with for interting the through hole of dodging described top connecting rod 1e.By friction shoe and electric pushrod being arranged in the both sides of fixing swash plate, the layout between each part can being facilitated like this, thus make this device compacter, and then facilitating the installation of this device.Described upper direction voussoir 1b is slidably mounted on described upper direction by the dull and stereotyped needle bearing 1f in upper direction and fixes on swash plate 1a, and described upper direction friction shoe 1c is fixedly mounted on described upper direction voussoir 1b.Certainly, also other sliding types can be adopted.
Above-mentioned lower direction friction shoe 2c and described lower direction electric pushrod 2d is arranged in the both sides that swash plate 2a is fixed in described lower direction, described lower direction electric pushrod 2d is connected with described lower direction friction shoe 2c or described lower direction voussoir 2b by lower link 2e, and described lower direction is fixed swash plate 2a and is provided with for interting the through hole of dodging described lower link 2e.By friction shoe and electric pushrod being arranged in the both sides of fixing swash plate, the layout between each part can being facilitated like this, thus make this device compacter, and then facilitating the installation of this device.Described lower direction voussoir 2b is slidably mounted on described lower direction by the dull and stereotyped needle bearing 2f in lower direction and fixes on swash plate 2a, and described lower direction friction shoe 2c is fixedly mounted on described lower direction voussoir 2b.Certainly, also other sliding types can be adopted.
Be provided with upper direction return detector 1g between the position that above-mentioned upper direction friction shoe 1c is corresponding with described upper direction wire holder seat 1, described upper direction return detector 1g is connected with the 5th input end of described controller.By adding return detector between the position that friction shoe is corresponding with wire holder seat, can prevent like this when this device also not completely return, elevator just brings into operation, thus avoids the generation of interference accident.Described upper direction return detector 1g is arranged on the lower end of described upper direction friction shoe 1c, and described upper direction return detector 1g is return detector switch.Certainly, the return detector of other types can also be adopted.
Be provided with lower direction return detector 2g between the position that above-mentioned lower direction friction shoe 2c is corresponding with described lower direction wire holder seat 2, described lower direction return detector 2g is connected with the 6th input end of described controller.By adding return detector between the position that friction shoe is corresponding with wire holder seat, can prevent like this when this device also not completely return, elevator just brings into operation, thus avoids the generation of interference accident.Described lower direction return detector 2g is arranged on the lower end of described lower direction friction shoe 2c, and described lower direction return detector 2g is return detector switch.Certainly, the return detector of other types can also be adopted.
7th input end of above-mentioned controller is connected with overhauling elevator signal switch, 8th input end of described controller is connected with electric pushrod reset switch, 3rd mouth of described controller is connected with elevator safety loop switch, and the 4th mouth of described controller is connected with alarm bell.By being connected with overhauling elevator signal switch by the 7th input end of controller, can ensure when overhauling elevator like this, this device is failure to actuate, thus avoids this device and have an impact to service work; Meanwhile, by being connected with elevator safety loop switch by the 3rd mouth of controller, when can ensure this device action like this, elevator is out of service, thus this device and elevator can be avoided to interfere; And the electric pushrod reset switch added can realize the hand reset of electric pushrod, the alarm bell added can play warning function.
As shown in Figure 9, this device is arranged on the position of corresponding traction steel-cable 3 on elevator load bearing beam 5 by crossbeam 4.
The course of action of this device is as follows:
When elevator upwards accidental movement time, elevator electric door lock loop and elevator run contactless switch and disconnect, and above elevator, door district switch first disconnects, and disconnect below elevator after door district switch, and according to this composite signal, controller judges that elevator is in rise abnormity mobile status, then, controller controls upper direction electric pushrod 1d and extends, now, in the electric pushrod 1d drive of upper direction, direction friction shoe 1c fixes swash plate 1a upward sliding along upper direction, due to upper direction fix the oblique layout of swash plate 1a and with the coordinating of upper direction voussoir 1b, upper direction friction shoe 1c goes back simultaneously friction shoe 2c in downward direction and draws close in the process of upward sliding, due to lower direction friction shoe 2c now transfixion, so the gap smaller between upper direction friction shoe 1c and lower direction friction shoe 2c, thus traction steel-cable 3 is clamped by direction friction shoe 1c and lower direction friction shoe 2c, and then prevention accidental movement of elevator cage, stop the generation of shearing accident,
When the downward accidental movement of elevator, elevator electric door lock loop and elevator run contactless switch and disconnect, and below elevator, door district switch first disconnects, and disconnect above elevator after door district switch, and according to this composite signal, controller judges that elevator is in the abnormal mobile status that declines, then, controller controls lower direction electric pushrod 2d and extends, now, lower direction electric pushrod 2d drives lower direction friction shoe 2c to fix swash plate 2a slide downward along lower direction, due to lower direction fix the oblique layout of swash plate 2a and with the coordinating of lower direction voussoir 2b, lower direction friction shoe 2c goes back upward direction friction shoe 1c simultaneously and draws close in the process of slide downward, due to upper direction friction shoe 1c now transfixion, so the gap smaller between upper direction friction shoe 1c and lower direction friction shoe 2c, thus traction steel-cable 3 is clamped by direction friction shoe 1c and lower direction friction shoe 2c, and then prevention accidental movement of elevator cage, stop the generation of shearing accident.
First, by the composite signal that door district switch below door district switch above elevator electric door lock loop, elevator operation contactless switch, elevator and elevator provides, controller judges that elevator is in rise abnormity and moves or the state of the abnormal movement that declines in the present invention; Then, controller correspondence controls upper direction electric pushrod 1d or the electric pushrod 2d action of lower direction, now, upper direction electric pushrod 1d or lower direction electric pushrod 2d just can control corresponding friction shoe and draw close to another friction shoe, thus traction steel-cable 3 is clamped, and then prevention accidental movement of elevator cage, stop the generation of shearing accident; By friction shoe and electric pushrod being arranged in the both sides of fixing swash plate, the layout between each part can being facilitated like this, thus make this device compacter, and then facilitating the installation of this device; By adding return detector between the position that friction shoe is corresponding with wire holder seat, can prevent like this when this device also not completely return, elevator just brings into operation, thus avoids the generation of interference accident; By being connected with overhauling elevator signal switch by the 7th input end of controller, can ensure when overhauling elevator like this, this device is failure to actuate, thus avoids this device and have an impact to service work; By being connected with elevator safety loop switch by the 3rd mouth of controller, when can ensure this device action like this, elevator is out of service, thus this device and elevator can be avoided to interfere; This apparatus structure is simple, cost is low, can be used for the transformation of the supporting of new elevator and old elevator.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a clamping-rope type accidental movement of elevator cage shutdown feature, is characterized in that, comprises be arranged side by side upper direction wire holder seat (1) and lower direction wire holder seat (2), the upper direction that upper end tilts towards described lower direction wire holder seat (2) is installed in described upper direction wire holder seat (1) and fixes swash plate (1a), described upper direction is fixed swash plate (1a) and be slidably fitted with upper direction friction shoe (1c) by upper direction voussoir (1b) on the inclined-plane of described lower direction wire holder seat (2), described upper direction friction shoe (1c) or described upper direction voussoir (1b) are connected with the one end in upper direction electric pushrod (1d), the other end of described upper direction electric pushrod (1d) is hinged in described upper direction wire holder seat (1), the lower direction that lower end tilts towards described upper direction wire holder seat (1) is installed in described lower direction wire holder seat (2) and fixes swash plate (2a), described lower direction is fixed swash plate (2a) and be slidably fitted with lower direction friction shoe (2c) by lower direction voussoir (2b) on the inclined-plane of described lower direction wire holder seat (1), described lower direction friction shoe (2c) or described lower direction voussoir (2b) are connected with the one end in lower direction electric pushrod (2d), the other end of described lower direction electric pushrod (2d) is hinged in described lower direction wire holder seat (2), electric pushrod (2d) relatively described upper direction, described lower direction electric pushrod (1d) reversed arrangement, described upper direction friction shoe (1c) is relative with described lower direction friction shoe (2c) to be arranged side by side, and described device is when being in initial condition after installing, the friction face of described upper direction friction shoe (1c) and described lower direction friction shoe (2c) respectively parallel interval is arranged in the both sides of the traction steel-cable (3) of elevator, described device also comprises controller, the first input end of described controller is connected with elevator electric door lock loop, the open contact that second input end and the elevator of described controller run contactless switch is connected, 3rd input end of described controller is connected with door district switch above elevator, the four-input terminal of described controller is connected with door district switch below elevator, first mouth of described controller is connected with described upper direction electric pushrod (1d), and the second mouth of described controller is connected with described lower direction electric pushrod (2d).
2. clamping-rope type accidental movement of elevator cage shutdown feature according to claim 1, it is characterized in that, described upper direction friction shoe (1c) and described upper direction electric pushrod (1d) are arranged in the both sides that swash plate (1a) is fixed in described upper direction, described upper direction electric pushrod (1d) is connected with described upper direction friction shoe (1c) or described upper direction voussoir (1b) by top connecting rod (1e), and described upper direction is fixed swash plate (1a) and is provided with for interting the through hole of dodging described top connecting rod (1e).
3. clamping-rope type accidental movement of elevator cage shutdown feature according to claim 1, it is characterized in that, described lower direction friction shoe (2c) and described lower direction electric pushrod (2d) are arranged in the both sides that swash plate (2a) is fixed in described lower direction, described lower direction electric pushrod (2d) is connected with described lower direction friction shoe (2c) or described lower direction voussoir (2b) by lower link (2e), and described lower direction is fixed swash plate (2a) and is provided with for interting the through hole of dodging described lower link (2e).
4. clamping-rope type accidental movement of elevator cage shutdown feature according to claim 1, it is characterized in that, described upper direction voussoir (1b) is slidably mounted on described upper direction by the dull and stereotyped needle bearing (1f) in upper direction and fixes on swash plate (1a), and described upper direction friction shoe (1c) is fixedly mounted on described upper direction voussoir (1b).
5. clamping-rope type accidental movement of elevator cage shutdown feature according to claim 1, it is characterized in that, described lower direction voussoir (2b) is slidably mounted on described lower direction by the dull and stereotyped needle bearing (2f) in lower direction and fixes on swash plate (2a), and described lower direction friction shoe (2c) is fixedly mounted on described lower direction voussoir (2b).
6. clamping-rope type accidental movement of elevator cage shutdown feature according to claim 1, it is characterized in that, be provided with upper direction return detector (1g) between the position that described upper direction friction shoe (1c) is corresponding with described upper direction wire holder seat (1), described upper direction return detector (1g) is connected with the 5th input end of described controller.
7. clamping-rope type accidental movement of elevator cage shutdown feature according to claim 6, it is characterized in that, described upper direction return detector (1g) is arranged on the lower end of described upper direction friction shoe (1c), and described upper direction return detector (1g) is return detector switch.
8. clamping-rope type accidental movement of elevator cage shutdown feature according to claim 1, it is characterized in that, be provided with lower direction return detector (2g) between the position that described lower direction friction shoe (2c) is corresponding with described lower direction wire holder seat (2), described lower direction return detector (2g) is connected with the 6th input end of described controller.
9. clamping-rope type accidental movement of elevator cage shutdown feature according to claim 8, it is characterized in that, described lower direction return detector (2g) is arranged on the lower end of described lower direction friction shoe (2c), and described lower direction return detector (2g) is return detector switch.
10. clamping-rope type accidental movement of elevator cage shutdown feature according to claim 1, it is characterized in that, 7th input end of described controller is connected with overhauling elevator signal switch, 8th input end of described controller is connected with electric pushrod reset switch, 3rd mouth of described controller is connected with elevator safety loop switch, and the 4th mouth of described controller is connected with alarm bell.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510923909.9A CN105438910B (en) | 2015-12-11 | 2015-12-11 | Clamping-rope type accidental movement of elevator cage arresting stop |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510923909.9A CN105438910B (en) | 2015-12-11 | 2015-12-11 | Clamping-rope type accidental movement of elevator cage arresting stop |
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| Publication Number | Publication Date |
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| CN105438910A true CN105438910A (en) | 2016-03-30 |
| CN105438910B CN105438910B (en) | 2017-12-26 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106081782A (en) * | 2016-08-24 | 2016-11-09 | 天津市特种设备监督检验技术研究院 | A kind of split type rope gripper of limiter of speed |
| CN107416636A (en) * | 2017-08-21 | 2017-12-01 | 王治刚 | Accidental movement of elevator cage and up-running over-speed protection control panel |
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| CN2652899Y (en) * | 2003-07-22 | 2004-11-03 | 宁波欣达电梯配件厂 | Single float two-way safety clamp |
| CN2758218Y (en) * | 2004-12-18 | 2006-02-15 | 宁波申菱电梯配件有限公司 | Rope clamping device for elevator lifting over speed |
| CN103086225A (en) * | 2012-12-11 | 2013-05-08 | 杭州奥立达电梯有限公司 | Anti-slip protection device for elevator |
| CN104326325A (en) * | 2014-10-22 | 2015-02-04 | 厦门升通电梯有限公司 | Traction type elevator slip limiting device |
| CN204823562U (en) * | 2015-08-10 | 2015-12-02 | 刘德民 | Gradual two -way rope ware that presss from both sides |
| CN205240988U (en) * | 2015-12-11 | 2016-05-18 | 武汉捷能自动化技术有限公司 | Press from both sides unexpected stop device of removal of rope formula elevator car |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106081782A (en) * | 2016-08-24 | 2016-11-09 | 天津市特种设备监督检验技术研究院 | A kind of split type rope gripper of limiter of speed |
| CN107416636A (en) * | 2017-08-21 | 2017-12-01 | 王治刚 | Accidental movement of elevator cage and up-running over-speed protection control panel |
| CN107416636B (en) * | 2017-08-21 | 2023-01-03 | 王治刚 | Elevator car unexpected movement and up overspeed protection control panel |
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|---|---|
| CN105438910B (en) | 2017-12-26 |
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