CN206032940U - Elevator prevents unexpected safety arrangement who removes and exceed speed limit of car - Google Patents
Elevator prevents unexpected safety arrangement who removes and exceed speed limit of car Download PDFInfo
- Publication number
- CN206032940U CN206032940U CN201621078724.9U CN201621078724U CN206032940U CN 206032940 U CN206032940 U CN 206032940U CN 201621078724 U CN201621078724 U CN 201621078724U CN 206032940 U CN206032940 U CN 206032940U
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- car
- door
- elevator
- steel wire
- electromagnetic controller
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Abstract
The utility model provides an elevator prevents unexpected safety arrangement who removes and exceed speed limit of car, including the car, tow the mechanism, the roller type safety tongs, the quick -witted contactor of door, displacement sensor, electromagnetic controller and intelligent control ware, the roller type safety tongs includes the knurled wheel subassembly, trigger the support, the fixed supported slab, cylinder compression spring, the steel wire arm -tie, the spacing wire rope and the pincers body, the on -off action that is used for detecting the car door on the door machine is installed to the quick -witted contactor of door, displacement sensor installs and be used for detecting the displacement of car door under condition of open door on the car, electromagnetic controller installs on the car, electromagnetic controller's carriage release lever and spacing wire rope are connected, the intelligent control ware is AND gate machine contactor respectively, displacement sensor and electromagnetic controller electricity are connected. The advantage: can stop the car and continue an ascending phenomenon of leaving layer station when the car door is opened, avoid taking place the shearing accident, effectively protect passenger's personal safety, have the elevator time system that exceeds the speed limit and stop the function of car, simple structure, intelligent degree is high.
Description
Technical field
The utility model belongs to elevator car safety technical field, and in particular to elevator prevents car accidental movement and hypervelocity
Safety guard.
Background technology
With the fast development of economy and deepening continuously for Development of China's Urbanization, the quantity of China's skyscraper increases year by year,
Elevator has become the indispensable instrument of manned loading in skyscraper.The general principle of cabin elevator is exactly tractive driving, sedan-chair
Railway carriage or compartment and counterweight are connected by traction steel-cable, and traction steel-cable is hung on the traction sheave, and traction sheave is dragged by traction motor, is made to hang over and is draged
Traction steel-cable on running wheel is moved by the effect of frictional force, drives then car lifting.For ensureing elevator energy accurately flat bed,
Reliable to stop, elevator is additionally provided with locking system, car is reliably stopped by the frictional force between brake shoe and wheel hub when stopping ladder.Electricity
It is terraced Jing after permanent use, because the reasons such as mechanical wear, traction steel-cable and traction sheave occur different degrees of abrasion, cause to drag
Reduced gravity, and the abrasion between brake shoe and wheel hub can then cause brake force to decline.In addition, the overload during routine use is made
It is not enough not enough with brake force that industry also results in traction.Once traction and brake force go wrong, it is possible to cause sedan-chair
After the enabling of railway carriage or compartment, accidental movement leaves the situation of stop, the accident for causing people to be sheared by lift car and hoistway lift door frame.Transmission,
Any one link failure of traction and braking also can result in elevator up-down hypervelocity, even causes and rush to summit when serious.Car
The protection of accidental movement and elevator overspeed is one of main contents of current elevator industry research, and mainly stop car is in layer door
The accidental movement of stop is not locked or leaves in the case of car door is not turned off, while can stop car when will also possess elevator overspeed
Function.
In view of above-mentioned prior art, the applicant has made beneficial design, technical scheme described below be
Produce under this background.
The content of the invention
The purpose of this utility model is to provide the safety guard that a kind of elevator prevents car accidental movement and hypervelocity,
Can when car opens the door and leaves stop and elevator overspeed stop car, intelligence degree is high, simple and reasonable.
The purpose of this utility model is such to what is reached, and a kind of elevator prevents the safety guarantor of car accidental movement and hypervelocity
Protection unit, including car, carrying means and roller type safety tongs, described car includes car door and for installing car door
Car doorframe, described carrying means include traction sheave and traction steel-cable, and described traction steel-cable is hung on traction
On wheel, one end connection car of traction steel-cable, other end connection counterweight, described roller type safety tongs is on corresponding to car
The position of side is coordinated with hoistway guide rail, and roller type safety tongs includes annular knurl wheel assembly, triggering support, fixed supported slab, cylinder compression
Spring, steel wire arm-tie, spacing steel wire rope and caliper, described annular knurl wheel assembly are arranged on triggering support and triggering support connection
Dynamic, triggering support is up provided with pole, and described fixed supported slab and cylindrical compression spring are sequentially sleeved at this from top to bottom
On bar, the upper end of cylindrical compression spring is bearing on fixed supported slab, and lower end is bearing on triggering support, described steel wire arm-tie
One end is connected with spacing steel wire rope, and the other end of steel wire arm-tie is arranged on the lower section of triggering support, and described caliper be located in well
On road guide rail and positioned at the lower section of triggering support, offer on caliper in the knurled wheel holding tank being longitudinally arranged, described rolling
The side wall away from guide rail side of floral whorl holding tank along short transverse from top to bottom gradually it is narrow contracting and be configured to inclined wall, it is described
Annular knurl wheel assembly is connected with the inclined wall slide fit, it is characterised in that：Also include door machine contactor, displacement transducer, Electromagnetic Control
Device and intelligent controller, described door machine contactor are arranged on door machine for detecting the on-off action of car door, described
Displacement transducer is arranged on for detecting displacement of the car door under door opening state on car, and described electromagnetic controller is arranged on
On car, the mobile bar of electromagnetic controller is connected with spacing steel wire rope, described intelligent controller respectively with door machine contactor, position
Displacement sensor and electromagnetic controller electrical connection.
In a specific embodiment of the present utility model, described intelligent controller is in car door opening, Men Jijie
For screening the accidental movement of car when tentaculum disconnects, and it is used for screening whether car exceeds the speed limit when elevator normally runs.
In another specific embodiment of the present utility model, described displacement transducer is arranged on the top of car doorframe
Portion.
In another specific embodiment of the present utility model, described counterweight is equipped with guide wheel, and described guide wheel is used
In the position for limiting counterweight in machine room elevator.
The utility model compared with prior art, is had an advantageous effect in that as a result of said structure：Can prevent
Car continues to be lifted off the phenomenon of stop when car door is opened, it is to avoid shearing accident occurs, so as to effective protection elevator is taken advantage of
The personal safety of visitor；The function of stop car when having elevator overspeed simultaneously, overall structure advantages of simple, intelligence degree are high；
Described intelligent controller only screens car accidental movement when car door is opened and door machine contactor disconnects, and normal in elevator
Elevator overspeed is screened during operation, it is difunctional to be beneficial to reduces cost.
Description of the drawings
Fig. 1 is applied to overall structure diagram during machine room elevator for the utility model.
Top views of the Fig. 2 for Fig. 1.
Fig. 3 is the structural representation of roller type safety tongs described in the utility model.
Side views of the Fig. 4 for Fig. 3.
Fig. 5 is door machine schematic diagram.
Fig. 6 is applied to overall structure diagram during machine-roomless lift for the utility model.
In figure：1. car, 11. car doors, 12. car doorframes；2. carrying means, 21. traction sheaves, 22. traction steel-cables；
3. roller type safety tongs, 31. annular knurl wheel assemblies, 32. triggering supports, 321. poles, 33. fixed supported slabs, 34. cylinders compress bullet
Spring, 35. steel wire arm-ties, 36. spacing steel wire ropes, 37. calipers, 371. knurled wheel holding tanks；4. a machine contactor；5. displacement sensing
Device；6. electromagnetic controller；7. intelligent controller；8. counterweight, 81. guide wheels；9. hoistway guide rail.
Specific embodiment
Applicant is combined accompanying drawing below and specific embodiment of the present utility model is described in detail, but applicant is to reality
The description for applying example is not the restriction to technical scheme, and any changing in the form rather than substance according to the utility model design is all answered
When being considered as protection domain of the present utility model.
Embodiment 1：
Fig. 1 and Fig. 2 is referred to, the utility model is related to a kind of elevator prevents the safeguard protection of car accidental movement and hypervelocity
Device, including car 1, carrying means 2 and roller type safety tongs 3, described car 1 includes car door 11 and for installing sedan-chair
The car doorframe 12 of railway carriage or compartment door 11.Described carrying means 2 include traction sheave 21 and traction steel-cable 22, described traction sheave 21
It is mounted in the machine room of well headroom, is driven by traction motor, described traction steel-cable 22 is hung on traction sheave 21,
One end connection car 1 of traction steel-cable 22, other end connection counterweight 8.Described car 1 and carrying means 2 belong to known
Technology category, thus the not reinflated description of the applicant.In the present embodiment, described elevator is machine room elevator, now described
Counterweight 8 be equipped with guide wheel 81, described guide wheel 81 is for the position that limits counterweight 8 in machine room elevator.Described roller type
Safety tongs 3 is coordinated with hoistway guide rail 9 in the position above corresponding to car 1.
Fig. 3 and Fig. 4 is referred to, described roller type safety tongs 3 includes annular knurl wheel assembly 31, triggering support 32, fixes and prop up
Plate 33, cylindrical compression spring 34, steel wire arm-tie 35, spacing steel wire rope 36 and caliper 37.Described annular knurl wheel assembly 31 is installed
Link with triggering support 32 on triggering support 32, triggering support 32 is up provided with pole 321, described 33 He of fixed supported slab
Cylindrical compression spring 34 is sequentially sleeved on the pole 321 from top to bottom.The upper end of cylindrical compression spring 34 is bearing in fixed
On plate 33, lower end is bearing on triggering support 32.One end of described steel wire arm-tie 35 is connected with spacing steel wire rope 36, and steel wire draws
The other end of plate 35 is arranged on the lower section of triggering support 32.When tensing spacing steel wire rope 36, the other end of steel wire arm-tie 35 is upwards
Jacking triggers support 32, so as to drive annular knurl wheel assembly 31 to move up；When loosening spacing steel wire rope 36, cylindrical compression spring 34
Triggering support 32 is promoted to move down because of the pressure by fixed supported slab 33.Described caliper 37 is located on hoistway guide rail 9
And positioned at the lower section of triggering support 32, offer on caliper 37 in the knurled wheel holding tank 371 being longitudinally arranged, described annular knurl
Wheel holding tank 371 the side wall away from 9 side of guide rail along short transverse from top to bottom gradually it is narrow contracting and be configured to inclined wall, it is described
Annular knurl wheel assembly 31 be connected with the inclined wall slide fit.When annular knurl wheel assembly 31 with triggering support 32 on move when, which is along annular knurl
Take turns the inclined wall upward sliding of holding tank 371 and separate with hoistway guide rail 9, stopping is braked to car 1；Conversely, working as knurled wheel group
Part 31 with triggering support 32 move down when, its inclined wall slide downward along knurled wheel holding tank 371 and connect with hoistway guide rail 9
Touch, implement to brake to car 1.
Please continue to refer to Fig. 1 and Fig. 2, and Fig. 5 is combined, described elevator prevents the safety guarantor of car accidental movement and hypervelocity
Protection unit also includes door machine contactor 4, displacement transducer 5, electromagnetic controller 6 and intelligent controller 7, wherein, described door
Machine contactor 4 adopts NDQX41B, and described displacement transducer 5 adopts OS-2436-4, the model of described electromagnetic controller 6 this
Place is not construed as limiting, and can adopt UNO R3 using the conventional products of existing market, described intelligent controller 7.Described door machine connects
Tentaculum 4 is arranged on for detecting the on-off action of car door 11 on door machine, and when car door 1 is closed, door machine contactor 4 is connected, when
When car door 1 is opened, door machine contactor 4 disconnects.Described displacement transducer 5 is arranged on car 1 for detecting that car door 11 exists
Displacement under door opening state, displacement transducer 5 is installed in the top of car doorframe 12 in the present embodiment.Described Electromagnetic Control
Device 6 is arranged on car 1, and the mobile bar of electromagnetic controller 6 is connected with spacing steel wire rope 36, for drawing or loosening spacing steel wire
Rope 36.Described intelligent controller 7 is electrically connected with door machine contactor 4, displacement transducer 5 and electromagnetic controller 6 respectively.Intelligence
For screening the accidental movement of car 1 when controller 7 is opened in car door 11, door machine contactor 4 disconnects, and close in car door 11
Close, when elevator runs for screening whether car 1 exceeds the speed limit.The installation site of intelligent controller 7 is unrestricted, preferably installs herein
In machine room.Intelligent controller 7 receives the signal from door machine contactor 4 and displacement transducer 5, when car 1 is in Ceng Men areas
After completing braking, judge whether car 1 is subjected to displacement when car door 11 is opened；When the elevator is run, judge car 1 in car
Whether door 11 there is hypervelocity when closing.Occur upwards when displacement transducer 5 detects car 1 in the state of the opening of car door 11
Accidental movement when, which exports corresponding signal to intelligent controller 7, drives 6 action of electromagnetic controller by intelligent controller 7,
Spacing steel wire rope 36 is unclamped, now annular knurl wheel assembly 31 is moved down with triggering support 32, its inclination along knurled wheel holding tank 371
Wall slide downward and contact with hoistway guide rail 9, produce frictional force to hoistway guide rail 9, so as to car 1 rapid braking is led in hoistway
On rail 9.When car door 11 is closed, when there is hypervelocity in elevator operation, the signal that intelligent controller 7 is fed back according to displacement transducer 5
Drive 10 action of electromagnetic controller, stop car 1.
Embodiment 2：
Fig. 6 is referred to, in the present embodiment, described elevator is machine-roomless lift, and described counterweight 8 is not equipped with guide wheel
81, remaining is with embodiment 1.
Claims (4)
1. a kind of elevator prevents the safety guard of car accidental movement and hypervelocity, including car (1), carrying means (2) with
And roller type safety tongs (3), described car (1) includes car door (11) and the car doorframe for installing car door (11)
(12), described carrying means (2) include traction sheave (21) and traction steel-cable (22), and described traction steel-cable (22) is hung
It is located on traction sheave (21), one end connection car (1) of traction steel-cable (22), other end connection counterweight (8), described roller
Position of the formula safety tongs (3) above corresponding to car (1) is coordinated with hoistway guide rail (9), and roller type safety tongs (3) includes annular knurl
Wheel assembly (31), triggering support (32), fixed supported slab (33), cylindrical compression spring (34), steel wire arm-tie (35), spacing steel wire rope
(36) and caliper (37), described annular knurl wheel assembly (31) is arranged in triggering support (32) and triggering support (32) linkage,
Triggering support (32) is up provided with pole (321), and described fixed supported slab (33) and cylindrical compression spring (34) are from top to bottom
It is sequentially sleeved on the pole (321), the upper end of cylindrical compression spring (34) is bearing on fixed supported slab (33), and lower end is bearing in
In triggering support (32), one end of described steel wire arm-tie (35) is connected with spacing steel wire rope (36), steel wire arm-tie (35) it is another
One end is arranged on the lower section of triggering support (32), and described caliper (37) be located on hoistway guide rail (9) and be located at triggering
The lower section of frame (32), offers on caliper (37) in the knurled wheel holding tank (371) being longitudinally arranged, described knurled wheel holding tank
(371) the side wall away from guide rail (9) side along short transverse from top to bottom gradually it is narrow contracting and be configured to inclined wall, described rolling
Floral whorl component (31) is connected with the inclined wall slide fit, it is characterised in that：Also include door machine contactor (4), displacement transducer (5),
Electromagnetic controller (6) and intelligent controller (7), described door machine contactor (4) are arranged on door machine for detecting car door
(11) on-off action, described displacement transducer (5) are arranged on car (1) for detecting car door (11) in door opening state
Under displacement, described electromagnetic controller (6) is arranged on car (1), mobile bar and the spacing steel wire rope of electromagnetic controller (6)
(36) connect, described intelligent controller (7) respectively with door machine contactor (4), displacement transducer (5) and electromagnetic controller
(6) electrically connect.
2. elevator according to claim 1 prevents the safety guard of car accidental movement and hypervelocity, it is characterised in that
Described intelligent controller (7) is used for screening the accident of car (1) when car door (11) opening, door machine contactor (4) disconnect
It is mobile, and be used for screening whether car (1) exceeds the speed limit when elevator normally runs.
3. elevator according to claim 1 prevents the safety guard of car accidental movement and hypervelocity, it is characterised in that
Described displacement transducer (5) is arranged on the top of car doorframe (12).
4. elevator according to claim 1 prevents the safety guard of car accidental movement and hypervelocity, it is characterised in that
Described counterweight (8) is equipped with guide wheel (81), and described guide wheel (81) is for the position that limits counterweight (8) in machine room elevator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621078724.9U CN206032940U (en) | 2016-09-26 | 2016-09-26 | Elevator prevents unexpected safety arrangement who removes and exceed speed limit of car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621078724.9U CN206032940U (en) | 2016-09-26 | 2016-09-26 | Elevator prevents unexpected safety arrangement who removes and exceed speed limit of car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206032940U true CN206032940U (en) | 2017-03-22 |
Family
ID=58296536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621078724.9U Withdrawn - After Issue CN206032940U (en) | 2016-09-26 | 2016-09-26 | Elevator prevents unexpected safety arrangement who removes and exceed speed limit of car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206032940U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106185524A (en) * | 2016-09-26 | 2016-12-07 | 常熟理工学院 | Elevator prevents the safety guard of car accidental movement and hypervelocity |
| CN111056409A (en) * | 2020-01-08 | 2020-04-24 | 广东博智林机器人有限公司 | Lifting device and control method for preventing lift car from moving accidentally |
| CN111824897A (en) * | 2020-08-03 | 2020-10-27 | 陶天富 | Safety protection device for preventing accidental movement and overspeed of lift car of elevator |
| CN112027853A (en) * | 2020-09-25 | 2020-12-04 | 中徽建技术有限公司 | Elevator fault information transmission device in wisdom community |
| CN112897279A (en) * | 2021-03-22 | 2021-06-04 | 山东精工电梯有限公司 | Hydraulic elevator with locking device |
-
2016
- 2016-09-26 CN CN201621078724.9U patent/CN206032940U/en not_active Withdrawn - After Issue
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106185524A (en) * | 2016-09-26 | 2016-12-07 | 常熟理工学院 | Elevator prevents the safety guard of car accidental movement and hypervelocity |
| CN106185524B (en) * | 2016-09-26 | 2018-08-24 | 常熟理工学院 | Elevator prevents car accidental movement and the safety guard of hypervelocity |
| CN111056409A (en) * | 2020-01-08 | 2020-04-24 | 广东博智林机器人有限公司 | Lifting device and control method for preventing lift car from moving accidentally |
| CN111824897A (en) * | 2020-08-03 | 2020-10-27 | 陶天富 | Safety protection device for preventing accidental movement and overspeed of lift car of elevator |
| CN111824897B (en) * | 2020-08-03 | 2022-04-12 | 深圳市中航南光电梯工程有限公司 | Safety protection device for preventing accidental movement and overspeed of lift car of elevator |
| CN112027853A (en) * | 2020-09-25 | 2020-12-04 | 中徽建技术有限公司 | Elevator fault information transmission device in wisdom community |
| CN112897279A (en) * | 2021-03-22 | 2021-06-04 | 山东精工电梯有限公司 | Hydraulic elevator with locking device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170322 Effective date of abandoning: 20180824 |