CN106315364A - Four-door elevator - Google Patents
Four-door elevator Download PDFInfo
- Publication number
- CN106315364A CN106315364A CN201611003485.5A CN201611003485A CN106315364A CN 106315364 A CN106315364 A CN 106315364A CN 201611003485 A CN201611003485 A CN 201611003485A CN 106315364 A CN106315364 A CN 106315364A
- Authority
- CN
- China
- Prior art keywords
- car
- frame
- elevator
- counterweight
- underbeam
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/02—Cages, i.e. cars
- B66B11/0206—Car frames
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/02—Cages, i.e. cars
- B66B11/0226—Constructional features, e.g. walls assembly, decorative panels, comfort equipment, thermal or sound insulation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/04—Driving gear ; Details thereof, e.g. seals
- B66B11/08—Driving gear ; Details thereof, e.g. seals with hoisting rope or cable operated by frictional engagement with a winding drum or sheave
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
- B66B13/02—Door or gate operation
- B66B13/12—Arrangements for effecting simultaneous opening or closing of cage and landing doors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B7/00—Other common features of elevators
- B66B7/02—Guideways; Guides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B7/00—Other common features of elevators
- B66B7/02—Guideways; Guides
- B66B7/04—Riding means, e.g. Shoes, Rollers, between car and guiding means, e.g. rails, ropes
- B66B7/041—Riding means, e.g. Shoes, Rollers, between car and guiding means, e.g. rails, ropes including active attenuation system for shocks, vibrations
- B66B7/042—Riding means, e.g. Shoes, Rollers, between car and guiding means, e.g. rails, ropes including active attenuation system for shocks, vibrations with rollers, shoes
Abstract
The invention relates to the technical field of elevators, in particular to a four-door elevator which comprises an elevator car, an elevator car frame, elevator car guide rails, a counterweight device and a traction device. The elevator car is provided with car doors in the front direction, the rear direction, the left direction and the right direction of the horizontal direction and portal cranes for driving the car doors to be opened or closed. The elevator car frame comprises an upper beam, a lower beam and columns, the lower beam is arranged below the elevator car and located on the diagonal of the bottom surface of the elevator car, and the columns are vertically arranged on the two opposite angle sides of the elevator car. The elevator car guide rails are vertically arranged and disposed on the same side of the columns. The counterweight device comprises a counterweight frame, a counterweight block and a counterweight guide rail. The counterweight frame is arranged on one side of the elevator car and is in triangular distribution with the elevator car guide rails. According to the four-door elevator, the opening and closing of each car door can be controlled independently, people in different directions can enter the elevator conveniently, people go in and out of the elevator quickly, the conveying efficiency of the elevator is improved, and the counterweight frame is high in structural strength and bearing capacity and operates stably.
Description
Technical field
The present invention relates to elevator technology field, be specially a kind of four door elevator.
Background technology
In daily life, elevator is various informative, be applied to multiple occasion, brings facility to people's life, work.Elevator
I.e. vertical conveyor, is provided with box gondola, referred to as car, is used for carrying and transport personnel or goods and materials.Car is typically by sedan-chair
The critical pieces such as the end, sedan-chair wall, sedan-chair top, gate are constituted, and in elevator, the door seen shut by elevator is gate.Traditional elevator typically divides
For single open-door or front and back door-opening elevator, and for little hoistway or the building of particular/special requirement, need four direction to open the door, from
And the purpose of the elevator that reaches quickly to come in and go out, traditional elevator can not reach this effect.
Summary of the invention
It is an object of the present invention to provide a kind of four door elevator, it is possible to open the door at four direction, it is achieved quickly come in and go out
Elevator.
The above-mentioned technical purpose of the present invention has the technical scheme that a kind of four door elevator, including
Car, car frame, car guide rail, counterweight and drag device, described car in the horizontal direction before and after left and right four direction
On be each provided with gate and drive the door machine of gate folding, described car frame includes upper beam, underbeam and column, and described underbeam is arranged
Below car and be positioned on the diagonal of car bottom surface, described upper beam is arranged on the top of described car and parallel with underbeam,
Described column is vertically arranged in the both sides, diagonal angle of car and is connected between upper beam and underbeam；Described car guide rail be vertically arranged and
Being arranged on the homonymy of described column, described car frame is provided with and leads boots along what described car guide rail slided；Described counterweight bag
Include counterweight frame, to pouring weight and counter weight guide track, described counter weight guide track is vertically arranged in the both sides of described counterweight frame, and described counterweight sets up
Put in the side of described car and be angular distribution with described car guide rail, described pouring weight is arranged on counterweight frame.
As preferably, described gate and the intersection of another adjacent gate, form installing zone with the borehole wall of elevator hoistways,
Described car guide rail and described counter weight guide track are disposed in described installing zone.
As preferably, being provided with rail brackets in described installing zone, described rail brackets is fixed on the borehole wall of elevator hoistways,
Described car guide rail and described counter weight guide track are fixed on described rail brackets.
As preferably, described counterweight frame includes that underframe and side frame, described side frame are provided with opening notch outwardly, described side frame
Being symmetrically disposed in the both sides of described underframe, described counterweight frame is arranged between described counter weight guide track by described notch；Described
Pouring weight is arranged between two described side frames, is provided with groove to the described lateral symmetry to pouring weight, described side frame be connected to
In the groove of described side frame homonymy.
In the present invention, the structure of counterweight frame can be effectively improved stationarity and the safety of counterweight, and saves installation sky
Between.
As preferably, described drag device includes putting machine crossbeam, frame, traction machine, pull rope and directive wheel, described in put machine
Crossbeam is positioned at the top of described car, and described frame is arranged on puts on machine crossbeam, and described traction machine and described directive wheel are arranged on
In described frame, one end of described pull rope is connected on counterweight frame, and the other end of described pull rope is connected to described car frame
On, described traction machine makes car lift by driving pull rope.
As preferably, the pivot center of described directive wheel and plane-parallel, and with described pull rope at described car frame
Junction point vertical at the line of the connection of described counterweight frame to described pull rope.
As preferably, described frame and the described junction putting machine crossbeam are provided with cushion.
As preferably, described car walls is provided with Sound-proof material.
As preferably, the upper surface of described underbeam is provided with car underframe, and described car is arranged on described car underframe.
As preferably, the both sides of described underbeam are provided with semi-circular bracket, and two described brackets form one and are used for supporting institute
Stating the circular support structure of car underframe, described bracket includes inner shoe, mill shoe and top board, described inner shoe, mill shoe and
Top board is formed and is equipped with circular hole, the upper end of described top board on downward opening C character form structure, described inner shoe and described mill shoe
Face is arcwall face；The end of described bracket is provided with the fixing end for being fixed on described underbeam, and the both sides of described fixing end set
Having installation portion, described installation portion to be bolted on described underbeam, the upper surface of described fixing end is provided with stop part, described
Underbeam is provided with the slot of stop part described in grafting, and the lower surface of described fixing end is provided with the camber line supporting part downwardly extended.
In the present invention, owing to underbeam is arranged on the diagonal of car bottom surface, other two diagonal angles of car are to underbeam
Distance increase, during stress produce moment also increase, easily make car underframe flexural deformation, the present invention uses C character form structure
Bracket, bearing capacity deformation effect strong, counter-bending is good, arranges circular hole and can effectively alleviate the weight of bracket on bracket, with
Reduce the weight to pouring weight.
Beneficial effects of the present invention: the present invention uses four door car, it is possible to control alone the folding of each fan gate, convenient
The people of different directions enters elevator, it is achieved quickly come in and go out elevator, the transfer efficiency of raising elevator, and Car frame structure intensity
High, bearing capacity strong, operate steadily.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention 1；
Fig. 2 is elevator top view in hoistway in the embodiment of the present invention 1；
Fig. 3 is the structural representation of machine room in the embodiment of the present invention 1；
Fig. 4 is car and the mounting structure schematic diagram of car frame in the embodiment of the present invention 1；
Fig. 5 is the structural representation of counterweight in the embodiment of the present invention 1；
Fig. 6 is the structural representation of counterweight frame in the embodiment of the present invention 1；
Fig. 7 is the structural representation in the embodiment of the present invention 1 to pouring weight；
Fig. 8 is elevator upward view in hoistway in the embodiment of the present invention 2；
Fig. 9 is the cross section view of bracket in the embodiment of the present invention 2；
Figure 10 is bracket and the mounting structure schematic diagram of underbeam in the embodiment of the present invention 2；
In figure: 1-car, 11-gate, 2-car frame, 21-upper beam, 22-column, 23-underbeam, 24-bracket, 241-inner shoe,
242-top board, 243-mill shoe, 244-circular hole, the fixing end of 245-, 2451-installation portion, 2452-stop part, 2453-supporting part,
25-car underframe, 3-counterweight, 31-counterweight frame, 311-underframe, 312-side frame, 313-notch, 32-is to pouring weight, and 321-is recessed
Groove, 33-counter weight guide track, 34-rail brackets, 4-drag device, 41-puts machine crossbeam, 42-frame, 43-traction machine, and 44-guides
Wheel, 45-pull rope, 46-cushion, 5-car guide rail, 6-leads boots.
Detailed description of the invention
Specific examples below is only explanation of the invention, and it is not limitation of the present invention, art technology
The present embodiment can be made after reading this specification by personnel as required does not has the amendment of creative contribution, but as long as
All protected by Patent Law in scope of the presently claimed invention.
Embodiment 1: as shown in Figures 1 to 7, a kind of four door elevator, including car, car frame 2, car guide rail 5, counterweight
Device 3 and drag device 4, hoistway is rectangular configuration, and the surrounding of hoistway is designed with layer door, described car in the horizontal direction before and after
Being each provided with the gate 11 relative with layer door on the four direction of left and right and drive the door machine of gate 11 folding, gate 11 uses routine
Side open double door, door machine is conventional door machine.Described car walls and gate are provided with Sound-proof material, and the borehole wall of hoistway is provided with every magnetic
Plate.
As shown in Figure 2 and Figure 4, described car frame 2 includes that upper beam 21, underbeam 23 and column 22, described underbeam 23 are arranged on
Below car and be positioned on the diagonal of car bottom surface, the two ends of the most described underbeam 23 are respectively directed to two relative folders of hoistway
Angle.The upper surface of described underbeam 23 is provided with car underframe 25, and described car is arranged on described car underframe 25.Described upper beam 21
Being arranged on the top of described car and parallel with underbeam 23, described column 22 is vertically arranged in the both sides, diagonal angle of car and is connected to
Between upper beam 21 and underbeam 23.Described car guide rail 5 is vertically arranged and is arranged on the homonymy of described column 22, described car frame 2
It is provided with and leads boots 6 along what described car guide rail 5 slided；Described counterweight 3 includes counterweight frame 31, to pouring weight 32 and counter weight guide track
33, described counter weight guide track 33 is vertically arranged in the both sides of described counterweight frame 31, and described counterweight frame 31 is arranged on the one of described car
Side and with described car guide rail 5 in angular distribution, described pouring weight 32 is arranged on counterweight frame 31.
As in figure 2 it is shown, described gate 11 and the intersection of another adjacent gate 11, form peace with the borehole wall of elevator hoistways
Installing zone, described car guide rail 5 and described counter weight guide track 33 is formed separately between angle and the angle of hoistway in dress district, i.e. car
It is arranged in described installing zone.Being provided with rail brackets 34 in described installing zone, described rail brackets 34 is fixed in elevator hoistways
On the borehole wall, described car guide rail 5 and described counter weight guide track 33 are fixed on described rail brackets 34.
As shown in Fig. 5, Fig. 6 and Fig. 7, described counterweight frame 31 includes that underframe 311 and side frame 312, described side frame 312 are provided with out
Mouth notch 313 outwardly, described side frame 312 is symmetrically disposed in the both sides of described underframe 311, and described counterweight frame 31 is by described
Notch 313 is arranged between described counter weight guide track 33；Described pouring weight 32 is arranged between two described side frames 312, described right
Be provided with to the lateral symmetry of pouring weight 32 groove 321, described side frame 312 be connected to in the groove 321 of described side frame 312 homonymy.
As shown in figures 1 and 3, described drag device 4 is arranged in machine room, and machine room is positioned at the top of hoistway.Drag device 4
Including putting machine crossbeam 41, frame 42, traction machine 43, pull rope 45 and directive wheel 44, described in put machine crossbeam 41 and be positioned at described car
Top, described frame 42 is arranged on puts on machine crossbeam 41, and described frame 42 is provided with the described junction putting machine crossbeam 41 and subtracts
Shake pad 46.Described traction machine 43 and described directive wheel 44 are arranged in described frame 42, the pivot center of described directive wheel 44 with
Plane-parallel, and with described pull rope 45 at the junction point of described car frame 2 to described pull rope 45 at described counterweight frame 31
The line of connection vertical.One end of described pull rope 45 is connected on counterweight frame 31, and the other end of described pull rope 45 connects
On described car frame 2, described traction machine 43 makes car lift by driving pull rope 45.
Embodiment 2: as shown in Figure 8 and Figure 9, difference from Example 1 is, the both sides of described underbeam 23 are provided with semicircle
Shape bracket 24, two described brackets 24 form one for the circular support structure supporting described car underframe 25.Described bracket
24 include that inner shoe 241, mill shoe 243 and top board 242, described inner shoe 241, mill shoe 243 and top board 242 form opening court
Under C character form structure, described inner shoe 241 and described mill shoe 243 are equipped with circular hole 244, the upper surface of described top board 242
For arcwall face.
As shown in Figure 10, the end of described bracket 24 is provided with for being fixed on the fixing end 245 on described underbeam 23, described
The both sides of fixing end 245 are provided with installation portion 2451, and described installation portion 2451 is bolted on described underbeam 23, described solid
The upper surface of fixed end 245 is provided with stop part 2452, and described underbeam 23 is provided with the slot of stop part 2452 described in grafting, described solid
The lower surface of fixed end 245 is provided with the camber line supporting part 2453 downwardly extended.
Claims (10)
1. a four door elevator, including car, car frame (2), car guide rail (5), counterweight (3) and drag device (4),
It is characterized in that: described car in the horizontal direction before and after be each provided with gate (11) on the four direction of left and right and drive gate
(11) the door machine of folding, described car frame (2) includes upper beam (21), underbeam (23) and column (22), and described underbeam (23) is arranged
Below car and be positioned on the diagonal of car bottom surface, described upper beam (21) is arranged on top and and the underbeam of described car
(23) parallel, described column (22) is vertically arranged in the both sides, diagonal angle of car and is connected between upper beam (21) and underbeam (23)；
Described car guide rail (5) is vertically arranged and is arranged on the homonymy of described column (22), and described car frame (2) is provided with along described sedan-chair
What railway carriage or compartment guide rail (5) slided leads boots (6)；Described counterweight (3) includes counterweight frame (31), to pouring weight (32) and counter weight guide track
(33), described counter weight guide track (33) is vertically arranged in the both sides of described counterweight frame (31), and described counterweight frame (31) is arranged on described
The side of car and with described car guide rail (5) in angular distribution, described pouring weight (32) is arranged on counterweight frame (31).
A kind of four door elevator the most according to claim 1, it is characterised in that: described gate (11) and another adjacent sedan-chair
The intersection of door (11), forms installing zone, described car guide rail (5) and described counter weight guide track (33) point with the borehole wall of elevator hoistways
Open and be arranged in described installing zone.
A kind of four door elevator the most according to claim 2, it is characterised in that: it is provided with rail brackets in described installing zone
(34), described rail brackets (34) is fixed on the borehole wall of elevator hoistways, described car guide rail (5) and described counter weight guide track (33)
It is fixed on described rail brackets (34).
A kind of four door elevator the most according to claim 1, it is characterised in that: described counterweight frame (31) includes underframe
(311) and side frame (312), described side frame (312) is provided with opening notch (313) outwardly, and described side frame (312) is symmetrically arranged
In the both sides of described underframe (311), described counterweight frame (31) by described notch (313) be arranged on described counter weight guide track (33) it
Between；Described pouring weight (32) is arranged between two described side frames (312), is provided with to the described lateral symmetry to pouring weight (32) recessed
Groove (321), described side frame (312) is connected to the groove (321) with described side frame (312) homonymy Nei.
A kind of four door elevator the most according to claim 1, it is characterised in that: it is big that described drag device (4) includes putting machine
Beam (41), frame (42), traction machine (43), pull rope (45) and directive wheel (44), described in put machine crossbeam (41) and be positioned at described sedan-chair
The top in railway carriage or compartment, described frame (42) is arranged on puts on machine crossbeam (41), and described traction machine (43) and described directive wheel (44) are installed
In described frame (42), one end of described pull rope (45) is connected on counterweight frame (31), another of described pull rope (45)
End is connected on described car frame (2), and described traction machine (43) makes car lift by driving pull rope (45).
A kind of four door elevator the most according to claim 5, it is characterised in that: the pivot center of described directive wheel (44) with
Plane-parallel, and with described pull rope (45) at the junction point of described car frame (2) to described pull rope (45) described right
The line of the connection of weight frame (31) is vertical.
A kind of four door elevator the most according to claim 6, it is characterised in that: described frame (42) puts machine crossbeam with described
(41) junction is provided with cushion (46).
A kind of four door elevator the most according to claim 1, it is characterised in that: described car walls is provided with Sound-proof material.
A kind of four door elevator the most according to claim 1, it is characterised in that: the upper surface of described underbeam (23) is provided with sedan-chair
Railway carriage or compartment underframe (25), described car is arranged on described car underframe (25).
A kind of four door elevator the most according to claim 9, it is characterised in that: the both sides of described underbeam (23) are provided with half
Circular housings (24), two described brackets (24) form a circular support structure being used for supporting described car underframe (25),
Described bracket (24) includes inner shoe (241), mill shoe (243) and top board (242), described inner shoe (241), mill shoe
(243) form downward opening C character form structure, described inner shoe (241) and described mill shoe (243) go up all with top board (242)
Being provided with circular hole (244), the upper surface of described top board (242) is arcwall face；The end of described bracket (24) is provided with for being fixed on
Fixing end (245) on described underbeam (23), the both sides of described fixing end (245) are provided with installation portion (2451), described installation portion
(2451) being bolted on described underbeam (23), the upper surface of described fixing end (245) is provided with stop part (2452), institute
Stating underbeam (23) and be provided with the slot of stop part described in grafting (2452), the lower surface of described fixing end (245) is provided with to downward
The camber line supporting part (2453) stretched.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611003485.5A CN106315364B (en) | 2016-11-15 | 2016-11-15 | A kind of four door elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611003485.5A CN106315364B (en) | 2016-11-15 | 2016-11-15 | A kind of four door elevator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106315364A true CN106315364A (en) | 2017-01-11 |
| CN106315364B CN106315364B (en) | 2019-01-25 |
Family
ID=57817102
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611003485.5A Active CN106315364B (en) | 2016-11-15 | 2016-11-15 | A kind of four door elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106315364B (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107032218A (en) * | 2017-05-22 | 2017-08-11 | 凯尔菱电（山东）电梯有限公司 | Multidoor elevator car |
| CN108100831A (en) * | 2017-12-29 | 2018-06-01 | 浙江西子重工机械有限公司 | A kind of improved elevator |
| CN109665412A (en) * | 2017-10-17 | 2019-04-23 | 陕西小溪机电科技有限公司 | A kind of opposed drag device of elevator |
| CN109956384A (en) * | 2017-12-14 | 2019-07-02 | 陕西小溪机电科技有限公司 | A kind of four door elevator door-motor system |
| CN109956385A (en) * | 2017-12-14 | 2019-07-02 | 陕西小溪机电科技有限公司 | A kind of four door elevator door-motor system with anti-error shifting |
| CN110589658A (en) * | 2019-09-02 | 2019-12-20 | 歌拉瑞电梯股份有限公司 | Well formula haulage lift for construction |
| CN110626920A (en) * | 2019-11-01 | 2019-12-31 | 内蒙古工业大学 | Single-well double-car multi-door elevator device |
| WO2021042428A1 (en) * | 2019-09-02 | 2021-03-11 | 歌拉瑞电梯股份有限公司 | Hoistway type traction elevator for building construction |
| CN112678658A (en) * | 2021-01-05 | 2021-04-20 | 德马帝森电梯有限公司 | Elevator shaft arrangement structure |
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| CN202766036U (en) * | 2012-08-16 | 2013-03-06 | 四川科莱电梯有限责任公司 | Four door elevator |
| CN103771231A (en) * | 2013-12-31 | 2014-05-07 | 允成机电科技(上海)有限公司 | Lower beam stabilizing device for elevator opened in 90-degree right angle cut-through manner |
| CN104016212A (en) * | 2014-06-13 | 2014-09-03 | 安川双菱电梯有限公司 | Method for opening doors on four sides of observation elevator without machine room and observation elevator with opening doors on four sides |
| CN204057585U (en) * | 2014-09-04 | 2014-12-31 | 深圳亚洲富士电梯设备有限公司 | Car and elevator |
| CN205419402U (en) * | 2015-11-23 | 2016-08-03 | 苏州和阳金属科技有限公司 | Elevator of high -speed joint is to pouring weight structure |
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| CN202766036U (en) * | 2012-08-16 | 2013-03-06 | 四川科莱电梯有限责任公司 | Four door elevator |
| CN103771231A (en) * | 2013-12-31 | 2014-05-07 | 允成机电科技(上海)有限公司 | Lower beam stabilizing device for elevator opened in 90-degree right angle cut-through manner |
| CN104016212A (en) * | 2014-06-13 | 2014-09-03 | 安川双菱电梯有限公司 | Method for opening doors on four sides of observation elevator without machine room and observation elevator with opening doors on four sides |
| CN204057585U (en) * | 2014-09-04 | 2014-12-31 | 深圳亚洲富士电梯设备有限公司 | Car and elevator |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107032218A (en) * | 2017-05-22 | 2017-08-11 | 凯尔菱电（山东）电梯有限公司 | Multidoor elevator car |
| CN109665412A (en) * | 2017-10-17 | 2019-04-23 | 陕西小溪机电科技有限公司 | A kind of opposed drag device of elevator |
| CN109956384A (en) * | 2017-12-14 | 2019-07-02 | 陕西小溪机电科技有限公司 | A kind of four door elevator door-motor system |
| CN109956385A (en) * | 2017-12-14 | 2019-07-02 | 陕西小溪机电科技有限公司 | A kind of four door elevator door-motor system with anti-error shifting |
| CN108100831A (en) * | 2017-12-29 | 2018-06-01 | 浙江西子重工机械有限公司 | A kind of improved elevator |
| CN110589658A (en) * | 2019-09-02 | 2019-12-20 | 歌拉瑞电梯股份有限公司 | Well formula haulage lift for construction |
| WO2021042428A1 (en) * | 2019-09-02 | 2021-03-11 | 歌拉瑞电梯股份有限公司 | Hoistway type traction elevator for building construction |
| CN110626920A (en) * | 2019-11-01 | 2019-12-31 | 内蒙古工业大学 | Single-well double-car multi-door elevator device |
| CN112678658A (en) * | 2021-01-05 | 2021-04-20 | 德马帝森电梯有限公司 | Elevator shaft arrangement structure |
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| Publication number | Publication date |
|---|---|
| CN106315364B (en) | 2019-01-25 |
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