CN107445007A - Elevator mechanical stopping device - Google Patents
Elevator mechanical stopping device Download PDFInfo
- Publication number
- CN107445007A CN107445007A CN201710860841.3A CN201710860841A CN107445007A CN 107445007 A CN107445007 A CN 107445007A CN 201710860841 A CN201710860841 A CN 201710860841A CN 107445007 A CN107445007 A CN 107445007A
- Authority
- CN
- China
- Prior art keywords
- bearing bar
- electric pushrod
- support
- fixed
- trigger device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/0043—Devices enhancing safety during maintenance
- B66B5/005—Safety of maintenance personnel
- B66B5/0056—Safety of maintenance personnel by preventing crushing
- B66B5/0068—Safety of maintenance personnel by preventing crushing by activating the safety brakes when the elevator car exceeds a certain upper or lower position in the elevator shaft
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/0043—Devices enhancing safety during maintenance
- B66B5/005—Safety of maintenance personnel
- B66B5/0056—Safety of maintenance personnel by preventing crushing
- B66B5/0075—Safety of maintenance personnel by preventing crushing by anchoring the elevator car or counterweight
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/08—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions for preventing overwinding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/16—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well
- B66B5/26—Positively-acting devices, e.g. latches, knives
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Maintenance And Inspection Apparatuses For Elevators (AREA)
Abstract
The invention discloses elevator mechanical stopping device, including the trigger device being fixed on car frame and the load carrier being fixed on car guide rail；Described trigger device includes electric pushrod support, and electric pushrod support is provided with electric pushrod, is provided with bearing bar support by the side of electric pushrod support, bearing bar support is provided with bearing bar, and described electric pushrod is connected with bearing bar；Described electric pushrod support and bearing bar support is fixed on car frame；Described trigger device also includes position switch；Described load carrier includes the shifting board relative with bearing bar, and shifting board is fixed on car guide rail through fixing device, and shifting board is provided with the vertical U-type groove coordinated with bearing bar, and U-type groove side is provided with safe trigger device.The characteristics of present invention has efficiency high and prevents effect good.
Description
Technical field
The present invention relates to a kind of up-downgoing for overhauling elevator to be automatically prevented from device.
Background technology
Elevator belongs to special equipment, and maintenance is carried out to it needs the operating process of strict safety, and maintains
Before need to confirm that each safety measure state is normal.Machine-roomless lift and home lift are short due to pushing up low or pit of standing, and are overhauling
When, it is necessary to which mechanical stopping device prevents car from rushing to summit or falling.In addition, when Cargo Lift loads langding accuracy more than 20mm,
Mechanical device limitation car is needed also exist for move down.The mechanical stopping device of existing overhauling elevator uses manual mostly
Mode, car guide rail is clamped by similar clamp to prevent car displacement, it is low and prevent effect difference that this device has efficiency
Problem.
The content of the invention
It is an object of the present invention to provide elevator mechanical stopping device.The present invention be it is a kind of automatically control, automatic running
Mechanism, therefore the present invention has the characteristics of efficiency high and good prevention effect.
Technical scheme：Elevator mechanical stopping device, including the trigger device being fixed on car frame and fixation
Load carrier on car guide rail；Described trigger device includes electric pushrod support, and electric pushrod support is provided with electronic
Push rod, is provided with bearing bar support by the side of electric pushrod support, and bearing bar support is provided with bearing bar, described electric pushrod and
Bearing bar is connected；Described electric pushrod support and bearing bar support is fixed on car frame；Described trigger device also wraps
Include position switch；Described load carrier includes the shifting board relative with bearing bar, and shifting board is fixed on car through fixing device
On guide rail, shifting board is provided with the vertical U-type groove coordinated with bearing bar, and U-type groove side is provided with safe trigger device.
In foregoing elevator mechanical stopping device, the rotation that described safe trigger device includes being fixed on shifting board connects
Plate, the end for rotating connecting plate are fixed with installing plate, and the sidepiece of installing plate, which is provided with, hits bow, hits bow and protrudes from U-type groove, described installation
Safety switch touch panel is additionally provided with plate；Described safe trigger device also includes the safety switch being fixed on shifting board, safety
The sidepiece of switch is provided with movable guide wheel, and movable guide wheel is arranged on the relative position of safety switch touch panel；Described rotation connecting plate
Lower section is provided with stop screw.
In foregoing elevator mechanical stopping device, the described bow that hits includes vertical body, and body top and bottom are provided with
Bending part.
In foregoing elevator mechanical stopping device, the mounting hole on described safety switch touch panel for connection plate is
Waist-shaped hole.
In foregoing elevator mechanical stopping device, the junction of described bearing bar support and bearing bar is provided with axle sleeve.
In foregoing elevator mechanical stopping device, described bearing bar is provided with cushion collar relative to the end of U-type groove.
Compared with prior art, the present invention is provided with trigger device on car frame, and load carrier is provided with car guide rail,
And at least one set of load carrier is arranged with two car guide rails, each load carrier is correspondingly provided with trigger device.Its
In, the electric pushrod of trigger device is by maintenance signal control.During elevator normal operation, bearing bar is in off working state, with holding
Refitting, which is put, will not produce contact.When elevator is in maintenance model, electric pushrod is started by maintenance signal triggering, bearing bar is shifted onto
Operating position.When car is run in normal range (NR), bearing bar can only contact with hitting the bending part of bow, will not trigger safety open
Close.If car runs to safety margins position, bearing bar, which will contact, hits bow body, triggers safety switch, the safety of elevator
Loop disconnects, and car is out of service.Meanwhile shifting board is provided with U-type groove, U-type groove coordinates thorough limitation car to enter with bearing bar
One step displacement, prevent it from falling or rushing to summit.
The working condition of the present invention is controlled by overhauling elevator signal, it is not necessary to is set manually.The present invention is provided with double limitation
Structure, bearing bar, which is used as the first weight structure and can disconnect elevator safety loop by hitting bow triggering safety switch, makes its out of service,
And bearing bar thoroughly limits the further displacement of car with the U-type groove on shifting board as the second weight structure by mechanical device.
Therefore the characteristics of present invention has efficiency high and prevents effect good.
Further, working condition of the invention can be controlled by the flat bed signal and enabling signal of elevator, now this hair
The bright car accidental movement as elevator protects (UCMP) system.When car is in level position and door is opened, once sedan-chair
There is the motion that the accidental movement present invention can limit car at once in railway carriage or compartment, ensures the safety of passenger.
Brief description of the drawings
Fig. 1 is the structural representation of off working state of the present invention；
Fig. 2 is the structural representation of working condition of the present invention；
Fig. 3 is the right view of the present invention；
Fig. 4 is the structural representation of fixing device of the present invention.
Reference：100- trigger devices, 110- electric pushrod supports, 120- bearing bar supports, 121- axle sleeves, 130- electricity
Dynamic push rod, 131- position switch, 140- bearing bars, 141- cushion collars.
200- load carriers, 210- shifting boards, 211- fixing devices, 220-U type grooves.
The safe trigger devices of 300-, 310- hit bow, 311- installing plates, and 312- rotates connecting plate, 313- stop screws, 314- sheets
Body, 315- bending parts, 320- safety switch touch panels, 321- mounting holes, 330- safety switches, 331- movable guide wheels.
400- car frames, 500- car guide rails.
Embodiment
With reference to embodiment, the invention will be further described, but is not intended as the foundation limited the present invention.
Embodiment：Elevator mechanical stopping device, form as shown in Figure 1 to Figure 3, including be fixed on touching on car frame 400
Transmitting apparatus 100 and the load carrier 200 being fixed on car guide rail 500；Described trigger device 100 includes electric pushrod support
110, electric pushrod support 110 is provided with electric pushrod 130, and bearing bar support 120 is provided with by the side of electric pushrod support 110,
Bearing bar support 120 is provided with bearing bar 140, and described electric pushrod 130 is connected with bearing bar 140；It is described electronic to push away
Bar support 110 and bearing bar support 120 are fixed on car frame 400；Described trigger device 100 also includes position switch 131；
Described load carrier 200 includes the shifting board 210 relative with bearing bar 140, and shifting board 210 is fixed on through fixing device 211
On car guide rail 500, shifting board 210 is provided with the vertical U-type groove 220 coordinated with bearing bar 140, and the side of U-type groove 220 is provided with
Safe trigger device 300.
The position required in elevator hoistways, at least one set of load carrier is symmetrically arranged with the car guide rail of both sides, often
Individual load carrier is all corresponding with a trigger device on car frame.Thereby guarantee that the stress of in emergency circumstances bearing bar 140 is equal
It is even.
Above-mentioned position switch 131 can be the magnetic switch (as shown in fig. 1) set inside electric pushrod 130, or
Person is the safety switch (being triggered by the safety switch driving lever being arranged on bearing bar 140) set on bearing bar support 120.
Position switch 131 provides stop signal when electric pushrod extends and retracts, and the operating position as bearing bar 140 and non-work
Make location determination signal, the controller being transferred in car apparatus for examination and repair.
Fixing device 211 is determined on a case-by-case basis.As shown in figure 4, multigroup pressing plate 211 is generally used, when
During elevator such as Cargo Lift for heavy－duty, fixing device 211 can directly use bolt, by shifting board 210 and car guide rail 500 more
It is firmly attached.
Described safe trigger device 300 includes the rotation connecting plate 312 being fixed on shifting board 210, rotates connecting plate 312
End is fixed with installing plate 311, and the sidepiece of installing plate 311, which is provided with, hits bow 310, hits bow 310 and protrudes from U-type groove 220, described peace
Safety switch touch panel 320 is additionally provided with loading board 311；Described safe trigger device 300 also includes being fixed on shifting board 210
Safety switch 330, the sidepiece of safety switch 330 are provided with movable guide wheel 331, and movable guide wheel 331 is arranged on safety switch touch panel 320
Relative position；The lower section of described rotation connecting plate 312 is provided with stop screw 313.Bow 310 is hit by itself and installing plate 311
Weight reset, it is therefore desirable to stop screw 313 hits the position of bow to limit under non-toggle state.
The described bow 310 that hits includes vertical body 314, and the top and bottom of body 314 are provided with bending part 315.
Mounting hole 321 on described safety switch touch panel 320 for connection plate 311 is waist-shaped hole.Pass through adjustment
Safety switch touch panel 320 carrys out the triggering precision of adjusting apparatus relative to the initial position of safety switch 330.
The connection of described bearing bar support 120 Yu bearing bar 140 goes out provided with nylon sleeve 121.Axle sleeve 121 acts on
Run smoothly in making bearing bar 140.
Described bearing bar 140 is provided with cushion collar 141 relative to the end of U-type groove 220.Cushion collar 141 is held for buffering
Collision between weight bar 140 and U-type groove 220, prevent the rigid collision of script from damaging part or influence elevator operation comfort level.
Operation principle：When elevator is in maintenance model, electric pushrod 130 is started by maintenance signal triggering, by bearing bar 140
Shift operating position onto.When car is run in normal range (NR), bearing bar 140 can only contact with hitting the bending part 315 of bow 310,
Safety switch 330 will not be triggered.If car runs to safety margins position, bearing bar 140, which will contact, hits bow body 314,
And then safety switch 330 is triggered, the safety return circuit of elevator disconnects, and car is out of service.Meanwhile shifting board 210 is provided with U-type groove
220, U-type groove 220 coordinates the thoroughly limitation further displacement of car with bearing bar 140, prevents it from falling or rushing to summit.
Claims (6)
1. elevator mechanical stopping device, it is characterised in that：Including the trigger device (100) being fixed on car frame (400) and consolidate
The load carrier (200) being scheduled on car guide rail (500)；Described trigger device (100) includes electric pushrod support (110),
Electric pushrod support (110) is provided with electric pushrod (130), and bearing bar support is provided with by the side of electric pushrod support (110)
(120), bearing bar support (120) is provided with bearing bar (140), and described electric pushrod (130) is connected with bearing bar (140)
Connect；Described electric pushrod support (110) and bearing bar support (120) is fixed on car frame (400)；Described trigger device
(100) position switch (131) is also included；Described load carrier (200) includes the shifting board relative with bearing bar (140)
(210), shifting board (210) is fixed on car guide rail (500) through fixing device (211), and shifting board (210) is provided with and load-bearing
The vertical U-type groove (220) that bar (140) coordinates, U-type groove (220) side is provided with safe trigger device (300).
2. elevator mechanical stopping device according to claim 1, it is characterised in that：Described safe trigger device (300)
Including the rotation connecting plate (312) being fixed on shifting board (210), the end for rotating connecting plate (312) is fixed with installing plate (311),
The sidepiece of installing plate (311) is provided with and hits bow (310), hits bow (310) and protrudes from U-type groove (220), on described installing plate (311)
It is additionally provided with safety switch touch panel (320)；Described safe trigger device (300) also includes the peace being fixed on shifting board (210)
Full switch (330), the sidepiece of safety switch (330) are provided with movable guide wheel (331), and movable guide wheel (331) is arranged on safety switch
The relative position of touch panel (320)；The lower section of described rotation connecting plate (312) is provided with stop screw (313).
3. elevator mechanical stopping device according to claim 2, it is characterised in that：The described bow (310) that hits is included vertically
Body (314), body (314) top and bottom are provided with bending part (315).
4. elevator mechanical stopping device according to claim 2, it is characterised in that：Described safety switch touch panel (320)
The upper mounting hole (321) for connection plate (311) is waist-shaped hole.
5. elevator mechanical stopping device according to claim 1, it is characterised in that：Described bearing bar support (120) with
The junction of bearing bar (140) is provided with axle sleeve (121).
6. elevator mechanical stopping device according to claim 1, it is characterised in that：Described bearing bar (140) is relative to U
The end of type groove (220) is provided with cushion collar (141).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710860841.3A CN107445007A (en) | 2017-09-21 | 2017-09-21 | Elevator mechanical stopping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710860841.3A CN107445007A (en) | 2017-09-21 | 2017-09-21 | Elevator mechanical stopping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107445007A true CN107445007A (en) | 2017-12-08 |
Family
ID=60497750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710860841.3A Pending CN107445007A (en) | 2017-09-21 | 2017-09-21 | Elevator mechanical stopping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107445007A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108238520A (en) * | 2018-01-03 | 2018-07-03 | 京东方科技集团股份有限公司 | A kind of lift load shifting equipment |
| CN110255320A (en) * | 2019-06-13 | 2019-09-20 | 通力电梯有限公司 | Integrated backstop-locking safety device and elevator device |
| CN111071901A (en) * | 2018-10-19 | 2020-04-28 | 奥的斯电梯公司 | Elevator system and multi-deck car for elevator system |
| CN111453571A (en) * | 2020-04-14 | 2020-07-28 | 江苏省特种设备安全监督检验研究院 | Protection device for preventing accidental movement of elevator |
| CN111498632A (en) * | 2020-05-19 | 2020-08-07 | 克莱斯电梯（中国）有限公司 | Elevator shallow pit overhauls stop device |
| CN113003345A (en) * | 2021-03-22 | 2021-06-22 | 杭州西奥电梯有限公司 | Elevator system and control method of elevator system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1244491A (en) * | 1998-08-11 | 2000-02-16 | 株式会社日立制作所 | Lift device |
| CN203682804U (en) * | 2014-01-22 | 2014-07-02 | 广州永日电梯有限公司 | Domestic lift maintenance safety device |
| CN105398897A (en) * | 2015-12-16 | 2016-03-16 | 巨立电梯股份有限公司 | Elevator overhaul safety device |
| CN206069115U (en) * | 2016-08-29 | 2017-04-05 | 四川科莱电梯股份有限公司 | Device is prevented on a kind of home lift |
| CN207142549U (en) * | 2017-09-21 | 2018-03-27 | 怡达快速电梯有限公司 | A kind of elevator mechanical stopping device |
-
2017
- 2017-09-21 CN CN201710860841.3A patent/CN107445007A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1244491A (en) * | 1998-08-11 | 2000-02-16 | 株式会社日立制作所 | Lift device |
| CN203682804U (en) * | 2014-01-22 | 2014-07-02 | 广州永日电梯有限公司 | Domestic lift maintenance safety device |
| CN105398897A (en) * | 2015-12-16 | 2016-03-16 | 巨立电梯股份有限公司 | Elevator overhaul safety device |
| CN206069115U (en) * | 2016-08-29 | 2017-04-05 | 四川科莱电梯股份有限公司 | Device is prevented on a kind of home lift |
| CN207142549U (en) * | 2017-09-21 | 2018-03-27 | 怡达快速电梯有限公司 | A kind of elevator mechanical stopping device |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108238520A (en) * | 2018-01-03 | 2018-07-03 | 京东方科技集团股份有限公司 | A kind of lift load shifting equipment |
| CN111071901A (en) * | 2018-10-19 | 2020-04-28 | 奥的斯电梯公司 | Elevator system and multi-deck car for elevator system |
| CN110255320A (en) * | 2019-06-13 | 2019-09-20 | 通力电梯有限公司 | Integrated backstop-locking safety device and elevator device |
| CN111453571A (en) * | 2020-04-14 | 2020-07-28 | 江苏省特种设备安全监督检验研究院 | Protection device for preventing accidental movement of elevator |
| CN111498632A (en) * | 2020-05-19 | 2020-08-07 | 克莱斯电梯（中国）有限公司 | Elevator shallow pit overhauls stop device |
| CN113003345A (en) * | 2021-03-22 | 2021-06-22 | 杭州西奥电梯有限公司 | Elevator system and control method of elevator system |
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