CN106946121A - High-speed elevator compensation rope tension device - Google Patents
High-speed elevator compensation rope tension device Download PDFInfo
- Publication number
- CN106946121A CN106946121A CN201710304389.2A CN201710304389A CN106946121A CN 106946121 A CN106946121 A CN 106946121A CN 201710304389 A CN201710304389 A CN 201710304389A CN 106946121 A CN106946121 A CN 106946121A
- Authority
- CN
- China
- Prior art keywords
- guide rail
- tensioning wheel
- wheel assembly
- compensation rope
- rope tension
- 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
- B66B7/00—Other common features of elevators
- B66B7/06—Arrangements of ropes or cables
- B66B7/10—Arrangements of ropes or cables for equalising rope or cable tension
-
- 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
- B66B5/18—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well and applying frictional retarding forces
-
- 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
- B66B5/18—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well and applying frictional retarding forces
- B66B5/22—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well and applying frictional retarding forces by means of linearly-movable wedges
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cage And Drive Apparatuses For Elevators (AREA)
- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
The invention discloses high-speed elevator compensation rope tension device, it includes being connected with the tensioning wheel assembly (2) of tensioning compensation rope on guide rail (1), guide rail (1)；Damping anti-bouncing device (3) and mechanical anti-bouncing device (4) are connected between tensioning wheel assembly (2) and guide rail (1).The present invention can be alleviated and significantly beat, also be avoided that dither phenomenon by a small margin by setting damping anti-bouncing device to enter row buffering, so as to improve the comfortableness for taking elevator；Mechanical anti-bouncing device is provided with simultaneously, is prevented occurring situation about significantly beating under the special operation condition of pole, is improved elevator safety.The present invention can not only improve safety and stability during elevator operation, additionally it is possible to improve comfortableness when taking elevator, have the advantages that good structural stability, convenient regulation, later maintenance cost are low.
Description
Technical field
The present invention relates to a kind of compensating rope of elevator tensioning apparatus, particularly a kind of high-speed elevator compensation rope tension device.
Background technology
In existing running process of elevator, the relative position of car and counterweight, which is continually changing, can cause traction sheave both sides steel
Cord deadweight difference；It is especially higher or in the case that payload ratings are larger in lifting height of lift, traction sheave both sides steel wire rope
The difference of deadweight will be bigger, and traction and traction machine output torque are impacted.In order to solve the above problems, at present in 3m/s
In the elevator design of speed, the rope compensation device with tensioning apparatus can be all used, tensioning compensation is carried out.But, in elevator
When occurring the operating modes such as acceleration and deceleration, jerk in running, easily beated as the compensation rope tensioning apparatus of compensation device；
The feelings that tensioning apparatus is significantly beated occur under some extremely special industrial and minerals such as safe clamp brake (the safe clamp brake of overspeed descending)
Condition, and then trigger elevator accident, cause elevator safety undesirable；And in acceleration and deceleration etc. normally operation, elevator also exists small
Amplitude dither phenomenon, causes seating elevator comfortableness undesirable.Therefore, when existing compensating rope of elevator tensioning apparatus is used
The problem of there is undesirable elevator safety and undesirable seating elevator comfortableness.
The content of the invention
It is an object of the present invention to provide a kind of high-speed elevator compensation rope tension device.The present invention can not only improve electricity
Terraced security, additionally it is possible to improve comfortableness when taking elevator.
Technical scheme：Tensioning compensation is connected with high-speed elevator compensation rope tension device, including guide rail, guide rail
The tensioning wheel assembly of rope；Damping anti-bouncing device and mechanical anti-bouncing device are connected between tensioning wheel assembly and guide rail.
In foregoing high-speed elevator compensation rope tension device, the damping anti-bouncing device includes fixed support, fixed support
On be connected with gathering sill；Gathering sill is connected with guide rail, and gathering sill side is provided with friction plate, and friction plate side is connected with damping bullet
Spring component；The fixed support is connected with tensioning wheel assembly.
In foregoing high-speed elevator compensation rope tension device, the damping spring component includes spring, and spring one end is with rubbing
Pad is connected, and the spring other end is connected with regulating bolt；The fixed support is provided with the connecting plate being connected with regulating bolt.
In foregoing high-speed elevator compensation rope tension device, adjusting nut, adjusting nut are connected with the regulating bolt
Side is connected by compressing tablet with spring one end.
In foregoing high-speed elevator compensation rope tension device, the mechanical anti-bouncing device includes wedge base, wedge base
It is connected with tensioning wheel assembly, wedge base is provided with wedge-shaped gathering sill；Arrestment mechanism, arrestment mechanism are connected with wedge-shaped gathering sill
Top is connected with guide rail.
In foregoing high-speed elevator compensation rope tension device, the arrestment mechanism includes fixed seat, and fixed seat connects with guide rail
Connect；2 symmetrically arranged connecting rods are connected with below fixed seat, every connecting rod bottom is respectively connected with roller；Braked wheel is led with wedge shape
Connected to groove, and 2 rollers are located at the both sides of guide rail respectively.
In foregoing high-speed elevator compensation rope tension device, it is provided with and connects with guide rail at the top of the tensioning wheel assembly side
The upper guider connect, the mechanical anti-bouncing device is located between damping anti-bouncing device and upper guider；The guide rail, damping
Anti-bouncing device, mechanical anti-bouncing device and upper guider are equipped with two, and are symmetrical arranged positioned at tensioning wheel assembly both sides.
In foregoing high-speed elevator compensation rope tension device, the guide rail top ends and bottom are respectively arranged with safety
Switch and lower safety switch, the top ends of the tensioning wheel assembly side and bottom are respectively arranged with switch touch panel and opened with
Close touch panel.
In foregoing high-speed elevator compensation rope tension device, the guide rail top is connected with crossbeam, and guide rail bottom passes through bottom
Seat connecting plate is connected with base, and base is fixedly connected with elevator pit.
In foregoing high-speed elevator compensation rope tension device, the tensioning wheel assembly includes housing and in housing
Bearing up pulley.
Compared with prior art, present invention improves over existing compensating rope of elevator tensioning apparatus, by setting damping anti-jump
Device enters row buffering, can alleviate and significantly beat, is also avoided that dither phenomenon by a small margin, so as to improve seating electricity
The comfortableness of ladder；Mechanical anti-bouncing device is provided with simultaneously, prevents occurring situation about significantly beating under the special operation condition of pole, is improved
Elevator safety.Friction plate is pressed to guide rail, so as to pass through by the present invention in dither by a small margin by the effect of spring
The cooperation of friction plate and gathering sill produces friction to guide rail, absorbs the energy that dither is produced by a small margin, plays cushioning effect,
Improve stability and comfortableness；When significantly beating, wedge base is significantly moved upwards, and the fixed seat of arrestment mechanism is solid
It is scheduled on guide rail, driving roller by wedge-shaped gathering sill, inwardly extruding is drawn close, so that 2 rollers are from two side compression guide rails, is hindered
Only tensioning wheel assembly significantly moves up and triggers security incident, improves security；Moreover, more renewal of facing renewal, rolling during later maintenance
Wheel, later maintenance cost is low.Touched in addition, being also provided with safety switch, upper switch touch panel, lower safety switch and lower switch
Plate, can cooperative mechanical anti-bouncing device use, it is to avoid tensioning wheel assembly is significantly moved up or moved down, and further increases safety
Property；Crossbeam, base connecting plate and base are also provided with, guide rail formation frame structure can be coordinated, structural stability is improved；Also set
Regulating bolt, adjusting nut and compressing tablet have been put, the deformation quantity of spring, the buffering journey of regulation damping anti-bouncing device can be conveniently adjusted
Degree, the convenient elevator suitable for different requirements.Therefore, the security and stably when the present invention can not only improve elevator operation
Property, additionally it is possible to comfortableness when taking elevator is improved, with structural stability is good, that convenient regulation, later maintenance cost are low is excellent
Point.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the side view of the present invention；
Fig. 3 is damping anti-bouncing device structure chart；
Fig. 4 is the front view for damping anti-bouncing device；
Fig. 5 is mechanical anti-bouncing device structure chart；
Fig. 6 is the partial enlarged drawing at A in Fig. 2.
Mark in accompanying drawing for：On 1- guide rails, 2- tensioning wheel assemblies, 3- damping anti-bouncing devices, 4- machinery anti-bouncing devices, 5-
Switched on safety switch under guider, the upper safety switches of 6-, 7-, 8- and touch panel is switched under touch panel, 9-, 10- crossbeams, 11- bases
Connecting plate, 12- bases, 21- housings, 22- tensioning wheels, 31- fixed supports, 32- gathering sills, 33- friction plates, 34- springs, 35-
Regulating bolt, 36- connecting plates, 37- adjusting nuts, 38- compressing tablets, 41- wedge bases, 42- wedge shape gathering sills, 43- fixed seats,
44- connecting rods, 45- rollers.
Embodiment
With reference to embodiment, the present invention is further illustrated, but is not intended as to the foundation of the invention limited.
Embodiment.High-speed elevator compensation rope tension device, is constituted as shown in Figures 1 to 6, including guide rail 1, is connected on guide rail 1
There is the tensioning wheel assembly 2 of tensioning compensation rope；Damping anti-bouncing device 3 is connected between tensioning wheel assembly 2 and guide rail 1 and machinery is anti-jump
Device 4.
The damping anti-bouncing device 3 includes being connected with gathering sill 32 on fixed support 31, fixed support 31；Gathering sill 32 with
Guide rail 1 is connected, and the side of gathering sill 32 is provided with friction plate 33, and the side of friction plate 33 is connected with damping spring component；The fixation
Support 31 is connected with tensioning wheel assembly 2.The damping spring component includes spring 34, and the one end of spring 34 is connected with friction plate 33,
The other end of spring 34 is connected with regulating bolt 35；The fixed support 31 is provided with the connecting plate 36 being connected with regulating bolt 35.
Adjusting nut 37 is connected with the regulating bolt 35, the side of adjusting nut 37 is connected by compressing tablet 38 with the one end of spring 34.
The mechanical anti-bouncing device 4 includes wedge base 41, and wedge base 41 is connected with tensioning wheel assembly 2, wedge base
41 provided with wedge-shaped gathering sill 42；It is connected with the top of arrestment mechanism, arrestment mechanism and is connected with guide rail 1 in wedge-shaped gathering sill 42.Institute
Stating arrestment mechanism includes fixed seat 43, and fixed seat 43 is connected with guide rail 1；The lower section of fixed seat 43 is connected with 2 symmetrically arranged companies
Bar 44, the every bottom of connecting rod 44 is respectively connected with roller 45；Braked wheel 45 is connected with wedge-shaped gathering sill 42, and 2 rollers 45 are distinguished
Positioned at the both sides of guide rail 1.
The upper guider 5 being connected with guide rail 1 is provided with the top of the side of tensioning wheel assembly 2, the machinery is anti-jump
Device 4 is located at damping anti-bouncing device 3 and upper guider 5；The guide rail 1, damping anti-bouncing device 3, mechanical anti-bouncing device 4 and on
Guider 5 is equipped with two, and is symmetrical arranged positioned at the both sides of tensioning wheel assembly 2.The top ends of guide rail 1 and bottom difference
Safety switch 6 and lower safety switch 7 are provided with, the top ends of the side of tensioning wheel assembly 2 and bottom are respectively arranged with
Upper switch touch panel 8 and lower switch touch panel 9.The top of guide rail 1 is connected with crossbeam 10, and the bottom of guide rail 1 passes through base connecting plate 11
Base 12 is connected with, base 12 is fixedly connected with elevator pit.
The tensioning wheel assembly 2 includes housing 21 and the tensioning wheel 22 in housing 21.
Operation principle：During installation, tensioning wheel assembly 2 is arranged between 2 guide rails 1, the fixed branch of damping anti-bouncing device 3
Frame 31 is fixedly connected on the side of housing 21 of tensioning wheel assembly 2, and gathering sill 32 is connected with guide rail 1；Then it is machinery is anti-jump
The wedge base 41 of device 4 is fixedly connected with the side of housing 21, the wedge-shaped gathering sill 42 in wedge base 41 is connected with guide rail 1
Connect, then fixed seat 43 is fixed on guide rail 1, fixed seat 43 can be set to partitioned organization, by 43 points of fixed seat
Into left and right two pieces, it is stuck on guide rail 1 and is fixed after then left and right two pieces are spliced；Install safety switch 6, lower safety open
7, upper switch touch panel 8 and lower switch touch panel 9 are closed, safety switch 6 is located at the top of upper switch touch panel 8, makes lower safety switch 7
Positioned at the lower section of lower switch touch panel 9.Upper guider 5 is arranged on to the top ends of the side of tensioning wheel assembly 2, filled by upper be oriented to
Put 5 and play stable guiding with the cooperation for damping anti-bouncing device 3.Crossbeam 10 is connected between 2 tops of guide rail 1, base is connected
Fishplate bar 11 is connected between 2 bottoms of guide rail 1, and in the two ends connect base 12 of base connecting plate 11, make crossbeam 10, guide rail 1,
Base connecting plate 11 and the combination of base 12 form stable frame structure, improve structural stability.And by upper guider 5, resistance
Buddhist nun's anti-bouncing device 3, mechanical anti-bouncing device 4 are respectively provided with guider 5 on 2,2 groups, damping anti-bouncing device 3, mechanical anti-bouncing device 4
The both sides positioned at tensioning wheel assembly 2 are symmetrical arranged respectively, front and rear symmetrically to use, and improve operation stability.
In use, when tensioning wheel assembly 2 because the normal acceleration and deceleration of car, jerk and steel wire rope elastic deformation cause tensioning
Wheel assembly about 2 by a small margin dither when, damping anti-bouncing device 3 run with tensioning wheel assembly about 2, regulating bolt 35, company
The effect of fishplate bar 36, adjusting nut 37 and compressing tablet 38, the end position of spring 34 1 is compressed and fixed so that what the deformation of spring 34 was produced
Restoring force pushes friction plate 33 on guide rail 1 to, and friction is produced to guide rail 2 by the side cell wall of friction plate 33 and gathering sill 32,
The energy that dither is produced by a small margin of tensioning wheel assembly 2 is absorbed, so as to play cushioning effect, the stabilization of elevator operation is improved
Property, so as to improve comfortableness when passenger takes elevator.In addition, by adjusting company of the adjusting nut 37 in regulating bolt 35
Connect position, additionally it is possible to adjust decrement of the compressing tablet 38 to spring 34, so that regulating friction force, can be slow for the regulation of different elevators
Rush intensity.
When being jumped under due to the pole such as car safety clamp brake special operation condition and significantly, damping anti-bouncing device 3 is similarly played
Cushioning effect；Meanwhile, the wedge base 41 of mechanical anti-bouncing device 4 is significantly moved up with tensioning wheel assembly 2, and arrestment mechanism
Fixed seat 43 keep fixing on guide rail 1, the wedge-shaped gathering sill 42 in wedge base 41 gradually can inwardly be squeezed when rising
The opposite wedge gathering sill 42 of the roller of pressing roller 45, i.e., 2 45, which to be moved down, drawn close in the middle of Shi Huixiang, is led so that roller 45 is compressed
Rail 1, and continue to increase thrust, so as to prevent tensioning wheel assembly 2 from continuing to rise, it is to avoid tensioning wheel assembly 2 is significantly upper to jump, and improves
The security of elevator operation.
Meanwhile, when tensioning wheel assembly 2 rises to upper extreme position, the upper switch touch panel 8 of the side top of housing 21 is triggered
Upper safety switch 6 on guide rail 1, cuts off elevator safety loop, and elevator is out of service；When tensioning wheel assembly 2 is moved downward to down
During extreme position, lower switch touch panel 9 is triggered to lower safety switch 7, cuts off elevator safety loop, and elevator is equally out of service.
In summary, the present invention both ensure that safety, and the tensioning produced during to elevator jerk and normal operation is added again
The cushioning effect of device high frequency low amplitude vibrations, so as to improve elevator operation stability, improves passenger's ride comfort, and overall
Simple in construction, manufacture is easy for installation, and later maintenance is old low, environmental protection.
Claims (10)
1. high-speed elevator compensation rope tension device, it is characterised in that：Including guide rail (1), tensioning compensation rope is connected with guide rail (1)
Tensioning wheel assembly (2)；Damping anti-bouncing device (3) and mechanical anti-bouncing device are connected between tensioning wheel assembly (2) and guide rail (1)
(4)。
2. high-speed elevator compensation rope tension device according to claim 1, it is characterised in that：The damping anti-bouncing device
(3) include being connected with gathering sill (32) on fixed support (31), fixed support (31)；Gathering sill (32) is connected with guide rail (1), is led
Groove (32) side is provided with friction plate (33), friction plate (33) side is connected with damping spring component；The fixed support
(31) it is connected with tensioning wheel assembly (2).
3. high-speed elevator compensation rope tension device according to claim 2, it is characterised in that：The damping spring component bag
Spring (34) is included, spring (34) one end is connected with friction plate (33), spring (34) other end is connected with regulating bolt (35)；It is described
Fixed support (31) is provided with the connecting plate (36) being connected with regulating bolt (35).
4. high-speed elevator compensation rope tension device according to claim 3, it is characterised in that：On the regulating bolt (35)
Adjusting nut (37) is connected with, adjusting nut (37) side is connected by compressing tablet (38) with spring (34) one end.
5. high-speed elevator compensation rope tension device according to claim 1, it is characterised in that：The mechanical anti-bouncing device
(4) wedge base (41) is included, wedge base (41) is connected with tensioning wheel assembly (2), and wedge base (41) is led provided with wedge shape
To groove (42)；It is connected with the top of arrestment mechanism, arrestment mechanism and is connected with guide rail (1) in wedge-shaped gathering sill (42).
6. high-speed elevator compensation rope tension device according to claim 5, it is characterised in that：The arrestment mechanism includes solid
Reservation (43), fixed seat (43) is connected with guide rail (1)；2 symmetrically arranged connecting rods (44) are connected with below fixed seat (43), often
Root connecting rod (44) bottom is respectively connected with roller (45)；Braked wheel (45) is connected with wedge-shaped gathering sill (42), and 2 rollers (45) point
Not Wei Yu guide rail (1) both sides.
7. high-speed elevator compensation rope tension device according to claim 1, it is characterised in that：The tensioning wheel assembly (2)
The upper guider (5) being connected with guide rail (1) is provided with the top of side, it is anti-jump that the mechanical anti-bouncing device (4) is located at damping
Between device (3) and upper guider (5)；The guide rail (1), damping anti-bouncing device (3), mechanical anti-bouncing device (4) and above lead
Two are equipped with to device (5), and is symmetrical arranged positioned at tensioning wheel assembly (2) both sides.
8. high-speed elevator compensation rope tension device according to claim 1, it is characterised in that：Guide rail (1) top ends
Upper safety switch (6) and lower safety switch (7), the top ends of tensioning wheel assembly (2) side are respectively arranged with bottom
Upper switch touch panel (8) and lower switch touch panel (9) are respectively arranged with bottom.
9. high-speed elevator compensation rope tension device according to claim 1, it is characterised in that：Guide rail (1) top connects
Crossbeam (10) is connected to, guide rail (1) bottom is connected with base (12) by base connecting plate (11), and base (12) is consolidated with elevator pit
Fixed connection.
10. the high-speed elevator compensation rope tension device according to any claim in claim 1 to 9, it is characterised in that：
The tensioning wheel assembly (2) includes housing (21) and the tensioning wheel (22) in housing (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710304389.2A CN106946121A (en) | 2017-05-03 | 2017-05-03 | High-speed elevator compensation rope tension device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710304389.2A CN106946121A (en) | 2017-05-03 | 2017-05-03 | High-speed elevator compensation rope tension device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106946121A true CN106946121A (en) | 2017-07-14 |
Family
ID=59479685
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710304389.2A Pending CN106946121A (en) | 2017-05-03 | 2017-05-03 | High-speed elevator compensation rope tension device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106946121A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107804765A (en) * | 2017-11-20 | 2018-03-16 | 恒达富士电梯有限公司 | A kind of triggering method and its equipment of compensating rope of elevator anti-bouncing device |
| CN108502676A (en) * | 2018-06-27 | 2018-09-07 | 苏州莱茵电梯股份有限公司 | High-speed elevator compensation rope tension device |
| CN111776913A (en) * | 2020-07-20 | 2020-10-16 | 台州学院 | Bent lever type anti-failure elevator safety tongs and elevator |
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|---|---|---|---|---|
| JPH0692571A (en) * | 1992-09-17 | 1994-04-05 | Mitsubishi Electric Corp | Compensating rope tension wheel device for elevator |
| CN103332559A (en) * | 2013-07-03 | 2013-10-02 | 日立电梯(上海)有限公司 | Tensioning wheel limiting device |
| CN104444708A (en) * | 2014-11-18 | 2015-03-25 | 怡达快速电梯有限公司 | Follow-up tensioning method and device for elevator compensation rope |
| CN105502129A (en) * | 2015-12-23 | 2016-04-20 | 日立电梯(上海)有限公司 | Tensioning wheel guiding device |
| CN205472123U (en) * | 2016-02-24 | 2016-08-17 | 江苏伯爵电梯股份有限公司 | High -speed elevator tight pulley device that rises |
| CN206872218U (en) * | 2017-05-03 | 2018-01-12 | 怡达快速电梯有限公司 | A kind of high-speed elevator compensation rope tension device |
-
2017
- 2017-05-03 CN CN201710304389.2A patent/CN106946121A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0692571A (en) * | 1992-09-17 | 1994-04-05 | Mitsubishi Electric Corp | Compensating rope tension wheel device for elevator |
| CN103332559A (en) * | 2013-07-03 | 2013-10-02 | 日立电梯(上海)有限公司 | Tensioning wheel limiting device |
| CN104444708A (en) * | 2014-11-18 | 2015-03-25 | 怡达快速电梯有限公司 | Follow-up tensioning method and device for elevator compensation rope |
| CN105502129A (en) * | 2015-12-23 | 2016-04-20 | 日立电梯(上海)有限公司 | Tensioning wheel guiding device |
| CN205472123U (en) * | 2016-02-24 | 2016-08-17 | 江苏伯爵电梯股份有限公司 | High -speed elevator tight pulley device that rises |
| CN206872218U (en) * | 2017-05-03 | 2018-01-12 | 怡达快速电梯有限公司 | A kind of high-speed elevator compensation rope tension device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107804765A (en) * | 2017-11-20 | 2018-03-16 | 恒达富士电梯有限公司 | A kind of triggering method and its equipment of compensating rope of elevator anti-bouncing device |
| CN107804765B (en) * | 2017-11-20 | 2024-03-19 | 恒达富士电梯有限公司 | Triggering method and equipment for elevator compensation rope anti-jump device |
| CN108502676A (en) * | 2018-06-27 | 2018-09-07 | 苏州莱茵电梯股份有限公司 | High-speed elevator compensation rope tension device |
| CN111776913A (en) * | 2020-07-20 | 2020-10-16 | 台州学院 | Bent lever type anti-failure elevator safety tongs and elevator |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170714 |
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| RJ01 | Rejection of invention patent application after publication |