CN101955102A - Elevator car speeding stall protection system suitable for nonrigid guide rail elevator - Google Patents
Elevator car speeding stall protection system suitable for nonrigid guide rail elevator Download PDFInfo
- Publication number
- CN101955102A CN101955102A CN 201010249253 CN201010249253A CN101955102A CN 101955102 A CN101955102 A CN 101955102A CN 201010249253 CN201010249253 CN 201010249253 CN 201010249253 A CN201010249253 A CN 201010249253A CN 101955102 A CN101955102 A CN 101955102A
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- safety tongs
- check band
- car
- safety
- guide rail
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Abstract
The invention discloses an elevator car speeding stall protection system suitable for a nonrigid guide rail elevator. The elevator car of a nonrigid guide rail elevator is guided and operated by a guide rope. A speed limit device rope is closely wound on a speed limit device wheel of a speed limit device and arranged on a speed limit device rope tension device which is arranged in an abyss. The elevator card speeding stall protection system is characterized by comprising a braking rope, a braking rope tension device, a braking rope connection device, a braking rope guide sleeve, safety tongs and a safety tongs link gear, wherein the braking rope vertically passes through the safety tongs and the braking rope guide sleeve; and one end of the safety tongs link gear is connected with the speed limit device rope together, and the other end is connected with the safety tongs. The protection system improves the safety of the nonrigid guide rail elevator, changes the technical problem that the traditional elevator can only act on a rigid guide rail, effectively solves the protection problems of speeding or stall of an elevator car which is not suitable for using a rigid guide rail, and improves the safety and the comfortableness of people taking in an elevator car.
Description
Technical field the present invention relates to a kind of car hypervelocity stall protection system; particularly relate to a kind of lift car hypervelocity stall protection system that is applicable to non-rigid guide rail, it also is applicable to the car hypervelocity and the stall protection of special elevator such as conventional elevator and mining elevator, lift on ships.
The lift car hypervelocity stall protection system of the present widespread use of background technology is mainly used on the elevator that uses rigid guideway; but at geologic condition more complicated, the yielding underground works elevator of hoistway; easily cause the safety tongs misoperation that to play car hypervelocity stall protection; cause car to be stuck in the pit shaft, bring huge potential safety hazard for the operation of elevator.And use the elevator of non-rigid guide rail guiding all not have the hypervelocity of car or the protection system of stall at present, in case car produces hypervelocity or stall operation, will bring the risk that injures and destroy to passenger and equipment.Before the present invention proposes, still be not applicable to the lift car hypervelocity stall protection system of non-rigid guide rail.
Can find according to above analysis:
(1) safety tongs of the car of present conventional elevator hypervelocity stall safety system can only play brake action on rigid guideway;
(2) the present lift car hypervelocity stall safety system that does not still have non-rigid guide rail.
Summary of the invention the objective of the invention is to overcome the safety tongs that has car hypervelocity stall safety system now can only play brake action on rigid guideway deficiency; provide a kind of and can act on the car hypervelocity stall safety system that plays brake action on the check band; can play the reliable braking after elevator overspeed or the stall, increase the safety of non-rigid guide rail elevator.
The objective of the invention is to adopt following technical scheme to realize:
A kind of car hypervelocity stall protection system that is applicable to non-rigid guide rail elevator; the car of described non-rigid guide rail elevator is by guide rope guiding operation; governor rope is closedly around the velocity limiter wheel of velocity limiter be arranged on the governor rope tightening device in the pit; it is characterized in that: described system comprises check band; the check band tightening device; the check band connecting device; the check band orienting sleeve; safety tongs; the safety tongs link gear; check band vertically passes described safety tongs and check band orienting sleeve; safety tongs link gear one end and governor rope and link together, the safety tongs link gear other end links to each other with safety tongs.
The both sides of described car are respectively equipped with check band, two safety tongss are fixed on the car and lay respectively at the both sides that car is provided with check band, the above and below of each safety tongs is respectively equipped with the check band orienting sleeve, and each check band vertically passes its pairing safety tongs and each check band orienting sleeve.
Described check band orienting sleeve comprises the guide sleeve seat that is fixed on the car, is fixed on the guiding upper shield on the guide sleeve seat, is provided with the grooving lining in the middle of guide sleeve seat and guiding upper shield.
Described safety tongs comprises safety block, safety tongs voussoir and safety tongs operation pull bar, described two safety blocks are fixed on the bottom of car respectively and are positioned at the both sides that car is provided with check band, a pair of safety tongs voussoir is set in each safety block symmetrically, safety tongs operation pull bar is connected with the safety tongs voussoir, and safety tongs operation pull bar is connected with the safety tongs link gear; The midway location of the running surface of described safety tongs voussoir is provided with grooving, and check band vertically passes the grooving lining on grooving and the check band orienting sleeve.
The running surface of described safety tongs voussoir is meant the face that the safety tongs voussoir contacts with check band.
One end of described check band be arranged on machine room in go up carrier bar the check band tightening device link to each other, the other end of check band links to each other with check band connecting device on the following carrier bar that is arranged on pit.
The cross sectional shape and the size of the described grooving that is arranged on safety tongs voussoir running surface and the cross sectional shape and the size that are arranged on the grooving lining on the check band orienting sleeve should can make check band pass from described grooving and grooving lining respectively.
Described safety tongs link gear comprises torque arm, movement arm, safety tongs link gear assembly, torque arm links to each other with terminating set on the described governor rope closing section, movement arm is connected with described safety tongs operation pull bar, safety tongs link gear assembly is fixed on the car bottom, and its two ends connect torque arm and movement arm respectively.
The material of described grooving lining is anti abrasive nylon or polyurethane material.
When lift car hypervelocity or stall; be arranged on the velocity limiter action of going up carrier bar in the machine room; velocity limiter is taken turns the drive governor rope that shuts down and is shut down; because it is descending that car continues; governor rope closing section terminating set is upwards mentioned the torque arm of the safety tongs link gear that is fixed on the car bottom with respect to car; the safety tongs that torque arm is upwards mentioned in the safety tongs by safety tongs link gear assembly drive movement arm is operated pull bar; safety tongs operation pull bar is mentioned a pair of safety tongs voussoir that is provided with symmetrically in the safety block; the safety tongs voussoir is firmly clamped check band and is avoided car to continue to glide, thereby has played the hypervelocity stall protection of car.
The car hypervelocity stall protection system that is applicable to non-rigid guide rail elevator of the present invention, the safety that has improved non-rigid guide rail elevator is specially:
1) adopts check band to substitute and be used to the rigid guideway that the protection car is played in the safety tongs clamping at present, solved the lift car hypervelocity or the stall protection problem that are not suitable for using rigid guideway effectively;
2) adopt the check band take-up device to substitute and be used to the rigid guideway support that the protection car is played in the safety tongs clamping, solved the rigid guideway that is used for lift car hypervelocity or stall protection at present effectively the problem that wastes time and energy is installed;
3) voussoir that adopts two symmetric arrangement and running surface to have grooving replaces traditional safety tongs voussoir, can clamp check band effectively, thereby car is braked reliably, has solved the problem that present elevator safety gear can only act on rigid guideway effectively;
4) adopt the inner check band orienting sleeve of inlaying lost material, retrained the horizontal beat of car on the one hand, guaranteed the reliable braking of safety tongs, reduced the wearing and tearing of check band on the other hand, improved personnel take in the car safety and traveling comfort.
Description of drawings Fig. 1 is that protection system master of the present invention looks scheme drawing;
Fig. 2 is a protection system schematic side view of the present invention;
Fig. 3 is the structural representation of safety block among the present invention;
Fig. 4 is a safety tongs wedge structure front view among the present invention;
Fig. 5 is a safety tongs wedge structure birds-eye view among the present invention;
Fig. 6 is a check band orienting sleeve structural front view among the present invention;
Fig. 7 is a check band orienting sleeve structure birds-eye view among the present invention.
Description of reference numerals
The upper built-in beam 14-limiter of speed 141-limiter of speed wheel of built-in beam 11-governor rope swelling device 111-roller 12-governor rope 121-terminating set 13-under the carrier bar 10-under the upper carrier bar 3-check band 4-car 5-check band fairlead 51-guide sleeve seat 52-guiding of the 1-check band tensioning apparatus 2-upper shield 53-grooving lining 6-safety tongs link gear 61-safety tongs link gear assembly 62-torque arm 63-movement arm 7-safety tongs 71-safety block 72-safety tongs voussoir 73-safety tongs operation pull bar 74-grooving 8-check band jockey 9-
The specific embodiment is further described the specific embodiment of the present invention below in conjunction with drawings and Examples:
See also Fig. 1; Fig. 2; a kind of lift car hypervelocity stall protection system that is applicable to non-rigid guide rail of the present invention; car 4 is by guide rope guiding operation; governor rope 12 is closedly around the velocity limiter wheel 141 of velocity limiter 14 be arranged on the roller 111 of the governor rope tightening device 11 in the pit; hypervelocity stall protection of the present invention system comprises check band 3; check band tightening device 1; check band connecting device 8; check band orienting sleeve 5; safety tongs 7; safety tongs link gear 6; be arranged on the check band tightening device of going up on the carrier bar 2 in the machine room 1 and be connected, be arranged on the following carrier bar 9 of pit with check band 3 other end bonded assembly check band connecting devices 8 with check band 3 one ends.Two check bands 3 that are tensioned are separately positioned on the both sides of car 4, two safety tongss 7 that comprise safety block 71, safety tongs voussoir 72 and safety tongs operation pull bar 73 are set at the bottom of car 4 respectively and are positioned at the both sides that car 4 is provided with check band 3, and the structure of safety tongs 7 as shown in Figure 3.The above and below of each safety tongs 7 is respectively equipped with check band orienting sleeve 5, check band orienting sleeve 5 comprises the guide sleeve seat 51 that is fixed on the car 4, by being bolted to the guiding upper shield 52 on the guide sleeve seat 51, and the circular grooving lining 53 that is embedded in guide sleeve seat 51 and guiding upper shield 52 centres, the structure of check band orienting sleeve 4 such as Fig. 6, shown in Figure 7.Check band 3 moves in the circular grooving lining 53 of this check band orienting sleeve 5, and the material of grooving lining 53 is anti abrasive nylon or polyurethane material, and the cross sectional shape of this grooving lining 53 and size should be able to make check band 3 pass from grooving lining 53.The diameter of check band grooving lining 53 is approximately greater than diameter 4 millimeter of check band 3.
Two safety blocks 71 of safety tongs 7 are fixed on the bottom of car 4 respectively and are positioned at the both sides that car 4 is provided with check band 3, a pair of safety tongs voussoir 72 is set in each safety block 71 symmetrically, safety tongs operation pull bar 73 is connected with safety tongs voussoir 72, and safety tongs operation pull bar 73 is connected with the movement arm 63 of safety tongs link gear 6; The running surface of safety tongs voussoir 72 is that the midway location of the face that contacts with check band 3 of safety tongs voussoir 72 is provided with grooving 74, the cross sectional shape of this grooving 74 and size should be able to make check band 3 pass from grooving 74, and the diameter of the grooving 74 of safety tongs voussoir 72 running surfaces is approximately greater than diameter 8 millimeter of check band 3.The structure of safety tongs voussoir 72 such as Fig. 4, shown in Figure 5.Check band 3 vertically passes the grooving lining 53 on grooving 74 and the check band orienting sleeve 5.The torque arm 62 of safety tongs link gear 6 links to each other with terminating set 121 on being arranged on governor rope 12 closing sections, and the safety tongs link gear assembly 61 of safety tongs link gear 6 is fixed on car 4 bottoms, and its two ends connect torque arm 62 and movement arm 63 respectively.Safety tongs link gear 6 adopts the safety tongs link gear that uses on the conventional rigid guide rail elevator to get final product.
In lift car 4 hypervelocities or stall process; be arranged on velocity limiter 14 actions in the machine room; velocity limiter wheel 141 shuts down and drives governor rope 12 and shut down; because it is descending that car 4 continues; governor rope 12 closing section terminating sets 121 are upwards mentioned the torque arm 62 of the safety tongs link gear 6 that is fixed on car 4 bottoms with respect to car 4; the safety tongss that torque arm 62 is upwards mentioned in the safety tongs 7 by safety tongs link gear assembly 61 drive movement arms 63 are operated pull bar 73; safety tongs operation pull bar 73 is mentioned a pair of safety tongs voussoir 72 that is provided with symmetrically in the safety block 71; utilize the grooving 74 and check band 3 friction force between the two and the latching characteristics of safety tongs voussoir 72 of safety tongs voussoir 72 running surfaces; check band 3 is firmly clamped; avoid car 4 to continue to glide, thereby played the hypervelocity stall protection of car 4.
Claims (8)
1. car hypervelocity stall protection system that is applicable to non-rigid guide rail elevator; the car of described non-rigid guide rail elevator (4) is by guide rope guiding operation; governor rope (12) is closedly around the velocity limiter wheel (141) of velocity limiter (14) be arranged on the interior governor rope tightening device (11) of pit; it is characterized in that: described system comprises check band (3); check band tightening device (1); check band connecting device (8); check band orienting sleeve (5); safety tongs (7); safety tongs link gear (6); check band (3) vertically passes described safety tongs (7) and check band orienting sleeve (5); safety tongs link gear (6) one ends and governor rope (12) with link together, safety tongs link gear (6) other end links to each other with safety tongs (7).
2. the car hypervelocity stall protection system that is applicable to non-rigid guide rail elevator according to claim 1; it is characterized in that: the both sides of described car (4) are respectively equipped with check band (3); two safety tongss (7) are fixed on car (4) and go up and lay respectively at the both sides that car (4) is provided with check band (3); the above and below of each safety tongs (7) is respectively equipped with check band orienting sleeve (5), and each check band (3) vertically passes its pairing safety tongs (7) and each check band orienting sleeve (5).
3. the car hypervelocity stall protection system that is applicable to non-rigid guide rail elevator according to claim 2, it is characterized in that: described check band orienting sleeve (5) comprises the guide sleeve seat (51) that is fixed on the car (4), is fixed on the guiding upper shield (52) on the guide sleeve seat (51), is provided with grooving lining (53) in the middle of guide sleeve seat (51) and guiding upper shield (52); Described safety tongs (7) comprises safety block (71), safety tongs voussoir (72) and safety tongs operation pull bar (73), described two safety blocks (71) are fixed on the bottom of car (4) respectively and are positioned at the both sides that car (4) is provided with check band (3), a pair of safety tongs voussoir (72) is set in each safety block (71) symmetrically, safety tongs operation pull bar (73) is connected with safety tongs voussoir (72), and safety tongs operation pull bar (73) is connected with safety tongs link gear (6); The midway location of the running surface of described safety tongs voussoir (72) is provided with grooving (74), and check band (3) vertically passes the grooving lining (53) on grooving (74) and the check band orienting sleeve (5).
4. the car hypervelocity stall protection system that is applicable to non-rigid guide rail elevator according to claim 3, it is characterized in that: the running surface of described safety tongs voussoir (72) is meant the face that safety tongs voussoir (72) contacts with check band (3).
5. the car hypervelocity stall protection system that is applicable to non-rigid guide rail elevator according to claim 1; it is characterized in that: an end of described check band (3) be arranged on the check band tightening device (1) of going up carrier bar (2) in the machine room and link to each other, the other end of check band (3) links to each other with check band connecting device (8) on the following carrier bar (9) that is arranged on pit.
6. the car hypervelocity stall protection system that is applicable to non-rigid guide rail elevator according to claim 3 is characterized in that: the cross sectional shape and the size of the described grooving (74) that is arranged on safety tongs voussoir (72) running surface and the cross sectional shape and the size that are arranged on the grooving lining (53) on the check band orienting sleeve (5) should can make check band (3) pass from described grooving (74) and grooving lining (53) respectively.
7. the car hypervelocity stall protection system that is applicable to non-rigid guide rail elevator according to claim 3; it is characterized in that: described safety tongs link gear (6) comprises torque arm (62), movement arm (63); safety tongs link gear assembly (61); torque arm (62) links to each other with terminating set (121) on described governor rope (12) closing section; movement arm (63) is connected with described safety tongs operation pull bar (73); safety tongs link gear assembly (61) is fixed on car (4) bottom, and its two ends connect torque arm (62) and movement arm (63) respectively.
8. the car hypervelocity stall protection system that is applicable to non-rigid guide rail elevator according to claim 3, it is characterized in that: the material of described grooving lining (53) is anti abrasive nylon or polyurethane material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010249253 CN101955102A (en) | 2010-08-07 | 2010-08-07 | Elevator car speeding stall protection system suitable for nonrigid guide rail elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010249253 CN101955102A (en) | 2010-08-07 | 2010-08-07 | Elevator car speeding stall protection system suitable for nonrigid guide rail elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101955102A true CN101955102A (en) | 2011-01-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010249253 Pending CN101955102A (en) | 2010-08-07 | 2010-08-07 | Elevator car speeding stall protection system suitable for nonrigid guide rail elevator |
Country Status (1)
| Country | Link |
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| CN (1) | CN101955102A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013007059A1 (en) * | 2011-07-08 | 2013-01-17 | 中国矿业大学 | Mine elevator |
| WO2013143425A1 (en) * | 2012-03-27 | 2013-10-03 | 中国矿业大学 | A fall prevention brake buffering system for high-speed mine lift |
| RU2588358C2 (en) * | 2012-03-27 | 2016-06-27 | Чайна Юниверсити Оф Майнинг Энд Текнолоджи | Brake buffer system to prevent fall for high-speed shaft elevator |
| CN105858399A (en) * | 2016-06-01 | 2016-08-17 | 黄韩华 | Novel safety gear and elevator falling-preventing device |
| CN108313853A (en) * | 2018-04-10 | 2018-07-24 | 上海爱登堡电梯（宜昌）有限公司 | Lift on ships |
| CN113321093A (en) * | 2021-05-31 | 2021-08-31 | 张家港鑫菱机械有限公司 | Self-consistent type elevator guide rail |
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| CN1660687A (en) * | 2004-02-27 | 2005-08-31 | 株式会社日立制作所 | Guide boot |
| CN200985231Y (en) * | 2006-12-15 | 2007-12-05 | 王瑞琪 | Energy-storage capsizing-proof dropping-proof device |
| CN201190063Y (en) * | 2008-01-14 | 2009-02-04 | 康力电梯股份有限公司 | Elevator towline rope breakage protection device |
| CN201737551U (en) * | 2010-08-07 | 2011-02-09 | 东南电梯股份有限公司 | Car speeding or stalling protection system suitable for non-rigid rail elevator |
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| JPS51108324U (en) * | 1975-02-27 | 1976-08-30 | ||
| CN1660687A (en) * | 2004-02-27 | 2005-08-31 | 株式会社日立制作所 | Guide boot |
| CN200985231Y (en) * | 2006-12-15 | 2007-12-05 | 王瑞琪 | Energy-storage capsizing-proof dropping-proof device |
| CN201190063Y (en) * | 2008-01-14 | 2009-02-04 | 康力电梯股份有限公司 | Elevator towline rope breakage protection device |
| CN201737551U (en) * | 2010-08-07 | 2011-02-09 | 东南电梯股份有限公司 | Car speeding or stalling protection system suitable for non-rigid rail elevator |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013007059A1 (en) * | 2011-07-08 | 2013-01-17 | 中国矿业大学 | Mine elevator |
| AU2011373097B2 (en) * | 2011-07-08 | 2015-12-24 | China University Of Mining And Technology | Mine elevator |
| US9272881B2 (en) | 2011-07-08 | 2016-03-01 | China University Of Mining And Technology | Mining elevator |
| RU2585132C2 (en) * | 2011-07-08 | 2016-05-27 | Китайский Университет Горного Дела И Технологии | Mine elevator |
| WO2013143425A1 (en) * | 2012-03-27 | 2013-10-03 | 中国矿业大学 | A fall prevention brake buffering system for high-speed mine lift |
| RU2588358C2 (en) * | 2012-03-27 | 2016-06-27 | Чайна Юниверсити Оф Майнинг Энд Текнолоджи | Brake buffer system to prevent fall for high-speed shaft elevator |
| US9840396B2 (en) | 2012-03-27 | 2017-12-12 | China University Of Mining And Technology | Fall prevention brake buffering system for high-speed mine lift |
| CN105858399A (en) * | 2016-06-01 | 2016-08-17 | 黄韩华 | Novel safety gear and elevator falling-preventing device |
| CN105858399B (en) * | 2016-06-01 | 2019-07-23 | 黄韩华 | Safety tongs and device for preventing elevator from falling |
| CN108313853A (en) * | 2018-04-10 | 2018-07-24 | 上海爱登堡电梯（宜昌）有限公司 | Lift on ships |
| CN108313853B (en) * | 2018-04-10 | 2020-12-11 | 上海爱登堡电梯（宜昌）有限公司 | Marine elevator |
| CN113321093A (en) * | 2021-05-31 | 2021-08-31 | 张家港鑫菱机械有限公司 | Self-consistent type elevator guide rail |
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Application publication date: 20110126 |