CN102674108A - Electronic control brake device for elevator cage - Google Patents
Electronic control brake device for elevator cage Download PDFInfo
- Publication number
- CN102674108A CN102674108A CN2012101752919A CN201210175291A CN102674108A CN 102674108 A CN102674108 A CN 102674108A CN 2012101752919 A CN2012101752919 A CN 2012101752919A CN 201210175291 A CN201210175291 A CN 201210175291A CN 102674108 A CN102674108 A CN 102674108A
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- fixture block
- wire holder
- safety tongs
- steel rope
- electromagnet
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Abstract
The invention discloses an electronic control brake device for an elevator cage. The electronic control brake device comprises a limiter arranged above the elevator cage; a steel wire rope for drawing the elevator cage penetrates through the limiter; a guide rail on which the elevator cage moves is provided with safety tongs; the steel wire rope is provided with a connection rod which is connected with one end of a draw bar, and the other end of the draw bar is connected to the safety tongs and is used for triggering the safety tongs; a rope gripper for clamping the steel wire rope is arranged beneath the limiter; electromagnet which drives the rope gripper to act to clamp the steel wire rope is arranged in the rope gripper; and an electromagnet coil is arranged in the electromagnet. According to the design, the rope gripper which can trigger the safety tongs to act is arranged, so that the action of the safety tongs can be subjected to electronic control, and the electronic control brake device has the characteristics of low requirement on braking force, no limit to limiting velocity, capacity of triggering the safety tongs differently, and simplicity in triggering and is easy and convenient to install.
Description
Technical field
The present invention relates to a kind of safety guard of towed elevator, belong to elevator safety resist technology field, be specifically related to a kind of automatically controlled elevator car braking apparatus.
Background technology
Elevator is a kind of vertical transportation transportation means that is used in the building, can make elevator out of service and to make elevator keep halted state be very important safely and reliably, and this is the necessary condition that elevator is allowed use.Most elevators all are the traction elevators through rope traction, and the common stopping device of towed elevator has following three kinds:
(1) band brake apparatus.Generally be installed on the elevator traction machine, act on the axle of the traction sheave that drives traction steel-cable,, make lift car out of service and remain on halted state through the friction force stop steel rope of traction sheave and traction steel-cable.
Band brake apparatus belongs to the brake equipment of normal operation, makes lift car keep halted state by band brake apparatus during the normal flat bed of elevator.Its shortcoming is: when the braking force of band brake apparatus is not enough, when steel rope or traction sheave wearing and tearing cause that mechanical connection lost efficacy between friction force not enough or band brake apparatus and the traction sheave; Possibly cause lift car under door opening state, to move; Cause the shearing accident, also possibly cause lift car to rush to summit or squat the end.
(2) safety tongs.Generally be installed on lift car or the counterweight frame, it triggers voussoir and handled by velocity limiter through steel rope, when elevator overspeed or disconnected rope; The velocity limiter action; Clamp steel rope, thereby the pulling voussoir triggers the safety tongs action; Be clamped and installed in the guide rail in the hoistway, make lift car or counterweight frame out of service.
Safety tongs is the necessary safety device of elevator regulations of rules, even can guarantee also can be with the lift car safe stop under the situation of traction steel-cable complete rupture for it.But safety tongs is under the situation of lift car hypervelocity, to be triggered through mechanical system through steel cable by velocity limiter, can not can not under low-tach situation, move the brake equipment when belonging to abnormal running through automatically controlled triggering.
(3) wire holder.Generally be installed on the towing machine or the towing machine next door, traction steel-cable is generally triggered by the velocity limiter electric control circuit from wherein passing, and when elevator overspeed or disconnected rope, wire holder clamps traction steel-cable, thus stop elevator.
Wire holder is a kind of automatically controlled brake equipment; Can detect at elevator control gear makes when unusual its action that thereby steel rope is clamped the lift car stop; But its action object is a traction steel-cable; Requirement to braking force is very high, have the life-span short, cost is high, difficult installation and the shortcoming of be difficult for restoring.
Summary of the invention
In order to overcome the deficiency of prior art, the present invention provides a kind of can guarantee the reliability of elevator brake, the safety that improves elevator by the elevator car braking apparatus of automatically controlled triggering under any condition.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of automatically controlled elevator car braking apparatus comprises the velocity limiter that is arranged on the lift car top, is used for the steel wire penetrating velocity limiter of traction elevator car, and the guide rail that is used for elevator cab movement is provided with safety tongs; Steel rope is provided with pipe link; Pipe link is connected with an end of pull bar; The other end attachment security pincers of pull bar also are used to trigger safety tongs; The below of velocity limiter also is provided with the wire holder that is used to clamp steel rope, is provided with in the said wire holder to drive the electromagnet that its action clamps steel rope, is provided with magnet coil in the electromagnet.
As the further improvement of technique scheme, said wire holder comprises moving fixture block and the quiet fixture block that is arranged on the steel rope both sides, and said moving fixture block is movably arranged in the wire holder through fork, and the moving fixture block of solenoid actuated rotates around fork.
As the further improvement of technique scheme, said quiet fixture block is through spring and regulate bolted connection in wire holder, and the position that spring and adjusting bolt are used to regulate quiet fixture block is to change the gripping power of wire holder.
As the further improvement of technique scheme, said moving fixture block is provided with two forks, and said two forks are parallel to each other.
The invention has the beneficial effects as follows: prior art is compared, and is of the present invention based on automatically controlled elevator car braking apparatus, owing to kept traditional " velocity limiter-safety tongs " safety guard, has braking failure-free advantage; Owing to only need additional installation the below velocity limiter by the automatically controlled wire holder of controller, have low to required braking force, do not receive the terminal speed restriction, can trigger safety tongs, simple installation, triggering characteristic of simple discretely.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the present invention is further specified.
Fig. 1 is a structural representation of the present invention;
Fig. 2 is the structural representation of wire holder among the present invention.
Drawing reference numeral explanation: 1, rope sheave, 2, velocity limiter, 3, wire holder, 4, lift car, 5, steel rope; 6, tension wheel, 7, guide rail, 8, voussoir, 9, safety tongs, 10, pull bar; 11, pipe link, 12, magnet coil, 13, electromagnet, 14, fork, 15, fork; 16, moving fixture block, 17, quiet fixture block, 18, spring, 19, regulate bolt.
The specific embodiment
To combine accompanying drawing and embodiment that the present invention is described further below.Present embodiment provided detailed embodiment and concrete operating process, but protection scope of the present invention is not limited to following embodiment being to implement under the prerequisite with technical scheme of the present invention.
As shown in Figure 1, the structural representation of a kind of automatically controlled elevator car braking apparatus provided by the invention, this brake equipment comprises velocity limiter 2, wire holder 3 and safety tongs 9.
Velocity limiter 2 is arranged on lift car 4 tops; Velocity limiter 2 is preferably centrifugal type commonly used or resonance type velocity limiter, comprises rope sheave 1, steel rope 5, tension wheel 6 and overspeed switch and action component etc., when the running velocity of lift car 4 surpasses setting speed; Velocity limiter 2 output actions clamp steel rope 5; Through being arranged on the connecting rod 11 and pull bar 10 pulling safety tongss 9 in-to-in voussoirs 8 on the steel rope 5, trigger safety tongs 9 actions, brake lift car 4 on guide rail 7.
Wire holder 3 is installed in the below of velocity limiter 2, and steel rope 5 is walked around velocity limiter 2 rope sheaves 1 back and from wire holder 3, passed.As shown in Figure 2; Wire holder 3 comprises magnet coil 12, electromagnet 13, two forks parallel to each other 14,15, moving fixture block 16, quiet fixture block 17, springs 18 and regulates bolt 19; Magnet coil 12 is around the home in electromagnet 13; Moving fixture block 16 is connected with wire holder 3 inwalls through fork 14,15, and moving fixture block 16 is an axle rotation with the fork, and electromagnet 13 is arranged on and moves fixture block 16 1 sides; Quiet fixture block 17 and moving fixture block 16 are separately positioned on the both sides of the steel rope 5 that passes wire holder 3, and spring 18 is arranged on quiet fixture block 17 backs and is connected quiet fixture block 17 and wire holder 3 with adjusting bolt 19.
The working process of wire holder 3 is: when wire holder 3 the electric life controller output signal make magnet coil 12 when electric; Electromagnet 13 actions; Under the electromagnetic force effect, drive moving fixture block 16 and rotate counterclockwise around the strong point of fork 14,15, with the cooperation of quiet fixture block 17 under clamp steel rope 5, then through connecting rod 11 and pull bar 10 pulling voussoirs 8; Trigger safety tongs 9 actions, brake lift car 4 on guide rail 7.This wire holder 3 is by automatically controlled trigger action, even action back magnet coil 12 dead electricity, steel rope 5 still keeps being in clamped condition, has only through M/C and could it be reset to open configuration.
Further, the gripping power of this wire holder 3 can be through the spring 18 and 19 adjustment of adjusting bolt of quiet fixture block 17 back.
Prior art is compared, and is of the present invention based on automatically controlled elevator car braking apparatus, owing to kept traditional " velocity limiter-safety tongs " safety guard, has braking failure-free advantage; The design is the additional wire holder of being controlled by controller 3 of installing below velocity limiter 2 simultaneously; Wire holder 3 can carry out automatically controlled easily; Wire holder 3 clamps steel rope 5 backs and drives safety tongs 9 actions; This improvement makes safety tongs 9 become electric control braking, can easily control, rather than can only under overspeed situation, carry out the braking of safety tongs 9.Brake equipment of the present invention control is convenient, is convenient to test and safeguards, have low to required braking force, do not receive the terminal speed restriction, can trigger safety tongs 9, simple installation, triggering characteristic of simple discretely.
The above is merely preferential embodiment of the present invention, as long as realize that with basic identical means the technical scheme of the object of the invention all belongs within protection scope of the present invention.
Claims (4)
1. automatically controlled elevator car braking apparatus; Comprise the velocity limiter (2) that is arranged on lift car (1) top; The steel rope (5) that is used for traction elevator car (1) passes velocity limiter (2), and the guide rail (7) that is used for lift car (1) motion is provided with safety tongs (9); Steel rope (5) is provided with pipe link (11); Pipe link (11) is connected with an end of pull bar (10); The other end attachment security pincers (9) of pull bar (10) also are used to trigger safety tongs (9); It is characterized in that: the below of velocity limiter (2) also is provided with the wire holder (3) that is used to clamp steel rope (5), is provided with in the said wire holder (3) to drive the electromagnet (13) that its action clamps steel rope (5), is provided with magnet coil (12) in the electromagnet (13).
2. a kind of automatically controlled elevator car braking apparatus according to claim 1; It is characterized in that: said wire holder (3) comprises moving fixture block (16) and the quiet fixture block (17) that is arranged on steel rope (5) both sides; Said moving fixture block (16) is movably arranged in the wire holder (3) through fork (14,15), and electromagnet (13) drives moving fixture block (16) and rotates around fork (14,15).
3. a kind of automatically controlled elevator car braking apparatus according to claim 2; It is characterized in that: said quiet fixture block (17) is connected in the wire holder (3) through spring (18) and adjusting bolt (19), and the position that spring (18) and adjusting bolt (19) are used to regulate quiet fixture block (17) is to change the gripping power of wire holder (3).
4. a kind of automatically controlled elevator car braking apparatus according to claim 2 is characterized in that: said moving fixture block (16) is provided with two forks (14,15), and said two forks (14,15) are parallel to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210175291.9A CN102674108B (en) | 2012-05-30 | 2012-05-30 | Electronic control brake device for elevator cage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210175291.9A CN102674108B (en) | 2012-05-30 | 2012-05-30 | Electronic control brake device for elevator cage |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102674108A true CN102674108A (en) | 2012-09-19 |
| CN102674108B CN102674108B (en) | 2014-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210175291.9A Active CN102674108B (en) | 2012-05-30 | 2012-05-30 | Electronic control brake device for elevator cage |
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| Country | Link |
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| CN (1) | CN102674108B (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103244581A (en) * | 2013-05-07 | 2013-08-14 | 西北工业大学 | Spatial tether system elastic clamp piece brake mechanism |
| CN103562109A (en) * | 2011-05-30 | 2014-02-05 | 因温特奥股份公司 | Controllable elevator brake |
| CN105236235A (en) * | 2015-10-16 | 2016-01-13 | 中联重科股份有限公司 | Unintended car movement protection device, brake unit and control method of brake unit |
| CN105438944A (en) * | 2016-01-15 | 2016-03-30 | 河南省特种设备安全检测研究院商丘分院 | Two-way anti-shearing protection system of elevator |
| CN106081783A (en) * | 2016-08-30 | 2016-11-09 | 常熟市佳能电梯配件有限公司 | A kind of electromagnetic brake preventing accidental movement of elevator cage and braking method |
| CN107777505A (en) * | 2016-08-26 | 2018-03-09 | 山东莱茵艾佳电梯有限公司 | Electromagnetic type limiter of speed rope gripper |
| CN108888066A (en) * | 2018-06-28 | 2018-11-27 | 安徽高盛雨具有限公司 | A kind of bonding mechanism in storage umbrella device |
| CN108937487A (en) * | 2018-06-28 | 2018-12-07 | 安徽高盛雨具有限公司 | A kind of storage umbrella device of large capacity |
| CN109335912A (en) * | 2018-11-22 | 2019-02-15 | 迈格钠磁动力股份有限公司 | A kind of trigger device of elevator safety protection equipment |
| CN109736548A (en) * | 2019-02-28 | 2019-05-10 | 上海雅跃智能科技有限公司 | A kind of track machine people for the spraying of external wall of high-rise building paint |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2430417Y (en) * | 2000-06-23 | 2001-05-16 | 杭州西子奥的斯电梯有限公司 | Life speed limiter without machine room |
| CN2741943Y (en) * | 2004-10-04 | 2005-11-23 | 盖明利 | Special device for mounting lift |
| EP1213248B1 (en) * | 2000-12-08 | 2006-10-04 | Inventio Ag | Safety braking device with braking force adjusted according to the decceleration of the elevator |
| CN2839230Y (en) * | 2005-05-18 | 2006-11-22 | 罗海涛 | The elevator wire holder |
| CN201190062Y (en) * | 2008-03-07 | 2009-02-04 | 康力电梯股份有限公司 | Elevator safety gear linkage device |
| CN101428722A (en) * | 2004-04-20 | 2009-05-13 | 三菱电机株式会社 | Emergency stop system for elevator |
| CN201961919U (en) * | 2011-01-31 | 2011-09-07 | 沈阳博林特电梯股份有限公司 | Overspeed governor that has electromagnetic brake and photoelectric encoder |
| CN202643033U (en) * | 2012-05-30 | 2013-01-02 | 江门市蒙德电气股份有限公司 | Electronic control elevator car braking device |
-
2012
- 2012-05-30 CN CN201210175291.9A patent/CN102674108B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2430417Y (en) * | 2000-06-23 | 2001-05-16 | 杭州西子奥的斯电梯有限公司 | Life speed limiter without machine room |
| EP1213248B1 (en) * | 2000-12-08 | 2006-10-04 | Inventio Ag | Safety braking device with braking force adjusted according to the decceleration of the elevator |
| CN101428722A (en) * | 2004-04-20 | 2009-05-13 | 三菱电机株式会社 | Emergency stop system for elevator |
| CN2741943Y (en) * | 2004-10-04 | 2005-11-23 | 盖明利 | Special device for mounting lift |
| CN2839230Y (en) * | 2005-05-18 | 2006-11-22 | 罗海涛 | The elevator wire holder |
| CN201190062Y (en) * | 2008-03-07 | 2009-02-04 | 康力电梯股份有限公司 | Elevator safety gear linkage device |
| CN201961919U (en) * | 2011-01-31 | 2011-09-07 | 沈阳博林特电梯股份有限公司 | Overspeed governor that has electromagnetic brake and photoelectric encoder |
| CN202643033U (en) * | 2012-05-30 | 2013-01-02 | 江门市蒙德电气股份有限公司 | Electronic control elevator car braking device |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103562109A (en) * | 2011-05-30 | 2014-02-05 | 因温特奥股份公司 | Controllable elevator brake |
| CN103244581A (en) * | 2013-05-07 | 2013-08-14 | 西北工业大学 | Spatial tether system elastic clamp piece brake mechanism |
| CN103244581B (en) * | 2013-05-07 | 2016-02-17 | 西北工业大学 | Spatial tether system elastic clamp piece brake mechanism |
| CN105236235A (en) * | 2015-10-16 | 2016-01-13 | 中联重科股份有限公司 | Unintended car movement protection device, brake unit and control method of brake unit |
| CN105438944B (en) * | 2016-01-15 | 2017-08-25 | 河南省特种设备安全检测研究院商丘分院 | The two-way anti-shear protective system of elevator |
| CN105438944A (en) * | 2016-01-15 | 2016-03-30 | 河南省特种设备安全检测研究院商丘分院 | Two-way anti-shearing protection system of elevator |
| CN107777505A (en) * | 2016-08-26 | 2018-03-09 | 山东莱茵艾佳电梯有限公司 | Electromagnetic type limiter of speed rope gripper |
| CN106081783A (en) * | 2016-08-30 | 2016-11-09 | 常熟市佳能电梯配件有限公司 | A kind of electromagnetic brake preventing accidental movement of elevator cage and braking method |
| CN106081783B (en) * | 2016-08-30 | 2018-10-02 | 常熟市佳能电梯配件有限公司 | A kind of electromagnetic brake and braking method preventing accidental movement of elevator cage |
| CN108888066A (en) * | 2018-06-28 | 2018-11-27 | 安徽高盛雨具有限公司 | A kind of bonding mechanism in storage umbrella device |
| CN108937487A (en) * | 2018-06-28 | 2018-12-07 | 安徽高盛雨具有限公司 | A kind of storage umbrella device of large capacity |
| CN108937487B (en) * | 2018-06-28 | 2020-12-15 | 安徽高盛雨具有限公司 | Large-capacity umbrella storage device |
| CN109335912A (en) * | 2018-11-22 | 2019-02-15 | 迈格钠磁动力股份有限公司 | A kind of trigger device of elevator safety protection equipment |
| CN109335912B (en) * | 2018-11-22 | 2023-10-27 | 迈格钠磁动力股份有限公司 | Triggering device of elevator safety protection equipment |
| CN109736548A (en) * | 2019-02-28 | 2019-05-10 | 上海雅跃智能科技有限公司 | A kind of track machine people for the spraying of external wall of high-rise building paint |
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| CN102674108B (en) | 2014-12-17 |
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