CN112960507B - Multiple opposite-direction type buffering and damping device for elevator car - Google Patents
Multiple opposite-direction type buffering and damping device for elevator car Download PDFInfo
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- CN112960507B CN112960507B CN202110136897.0A CN202110136897A CN112960507B CN 112960507 B CN112960507 B CN 112960507B CN 202110136897 A CN202110136897 A CN 202110136897A CN 112960507 B CN112960507 B CN 112960507B
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- 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
- B66B5/12—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions in case of rope or cable slack
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- 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
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- 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
- B66B11/026—Attenuation system for shocks, vibrations, imbalance, e.g. passengers on the same side
- B66B11/0266—Passive systems
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- 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
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- 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
- B66B5/28—Buffer-stops for cars, cages, or skips
- B66B5/282—Structure thereof
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- 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
- B66B5/28—Buffer-stops for cars, cages, or skips
- B66B5/284—Buffer-stops for cars, cages, or skips mounted on cars or counterweights
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Cage And Drive Apparatuses For Elevators (AREA)
Abstract
The invention relates to the field of elevator safety protection, in particular to a multi-opposite-type buffering and damping device for an elevator car, which comprises a buffering shell, an inner wall plate, a shifting buffering component, a supporting buffering component, a triangular buffering component and the like; the inner wall plates are fixedly installed in the buffer shell, the upper portion of the buffer shell is symmetrically provided with a shifting buffer assembly in a sliding mode, the supporting buffer assembly is arranged between the symmetrical buffer shell and the inner wall plates, and the triangular buffer assembly is arranged on the supporting buffer assembly. Through stirring buffer assembly and supporting buffer assembly, damping spring carries out the shock attenuation to elevator car, and elevator car promotes buffer rod and device above that and moves towards keeping away from elevator car direction simultaneously, stirs the spring and is compressed, through stirring spring and elevator car recess cooperation for buffer rod is descended rapidly to the elevator railway carriage or compartment body and is cushioned the speed reduction, makes the elevator can not fall rapidly.
Description
Technical Field
The invention relates to the field of elevator safety protection, in particular to a multi-opposite-direction type buffering and damping device for an elevator car.
Background
Modern elevators are usually in friction transmission by steel wire ropes, the steel wire ropes bypass traction wheels, the two ends of the steel wire ropes are respectively connected with a car and a balance weight, a motor drives the traction wheels to lift the car, the elevators are required to be safe and reliable, the conveying efficiency is high, the elevator is leveled accurately and riding is comfortable, the elevator is increased explosively along with the development of real estate, and accordingly the elevator accident is high and remains a new hidden danger of urban public safety.
According to the prior invention patent, the granted public number is CN110803596B, the technical problem mainly solved is that the friction force between the silica gel block and the side wall of the elevator car is increased and the silica gel block is matched with a spring, so that the car main body is buffered out of control.
Disclosure of Invention
Therefore, in order to solve the above problems, it is necessary to provide a multiple opposite type damping device for an elevator car, which has a high safety factor, performs multiple damping for the elevator car, and improves the safety protection performance of the elevator.
The technical scheme is as follows: the utility model provides a multiple opposite type buffering damping device of elevator car, including the buffering casing, interior wallboard, stir buffering subassembly, support buffering subassembly, triangle buffering subassembly, atmospheric pressure buffering subassembly and chucking lifting subassembly, fixed mounting has interior wallboard in the buffering casing, buffering casing upper portion slidingtype symmetry is equipped with stirs buffering subassembly, support buffering subassembly and locate between symmetrical buffering casing and the interior wallboard, be equipped with triangle buffering subassembly on the support buffering subassembly, atmospheric pressure buffering subassembly is located on the interior wallboard, be equipped with chucking lifting subassembly on the support buffering subassembly.
Preferably, stir the buffering subassembly including buffer beam, snubber block, damping spring and stir the spring, buffer housing upper portion slidingtype symmetric connection has a pair of buffer beam, buffer beam and interior wallboard slidingtype cooperation, and the snubber block rigid coupling is on the buffer beam, and the damping spring rigid coupling is in the snubber block bottom surface, and the damping spring other end and interior wallboard rigid coupling are connected with between snubber block and the buffer housing and stir the spring.
Preferably, the supporting and buffering assembly comprises a pneumatic buffering cylinder, a supporting buffering spring and a lifting groove plate, a pair of pneumatic buffering cylinders is symmetrically and fixedly connected between the buffering shell and the inner wall plate, one end of each pneumatic buffering cylinder is fixedly connected with the supporting buffering spring, and one end of each supporting buffering spring is fixedly connected with the lifting groove plate.
Preferably, the triangular buffer assembly comprises a pressure bearing plate, a clamping pin, a buffer lifting rod, a lifting plate, a sliding rod and a compression spring, one side of the lifting groove plate is hinged with a pair of pressure bearing plates, the clamping pin is fixedly connected onto the pressure bearing plate, the buffer lifting rod is hinged onto the pressure bearing plate, the pressure bearing plate and the buffer lifting rod penetrate through the inner wall plate, the two lifting plates are connected in a sliding mode in the lifting groove plate, the sliding rod is fixedly connected onto the lifting plate and is connected with the buffer lifting rod in a rotating mode, and the compression spring is connected between the lifting groove plate and the lifting plate.
Preferably, the air pressure buffering assembly comprises an extrusion rod, air pressure pipes, a pressure dividing pipe, an elastic spring and a sealing plate, the extrusion rod is slidably connected to the air pressure buffering cylinder, the extrusion rod is slidably connected to the lifting groove plate, a pair of air pressure pipes are symmetrically and fixedly connected to the bottom of the inner wall plate, one end of each air pressure pipe is fixedly connected to the air pressure buffering cylinder, a pair of pressure dividing pipes are symmetrically and fixedly connected to the bottom of the inner wall plate, one end of each pressure dividing pipe is fixedly connected to the air pressure pipe, the sealing plate is symmetrically and slidably connected to the inner wall plate, and the elastic spring is connected between the sealing plate and the inner wall plate.
Preferably, the clamping lifting assembly further comprises a mounting plate, a clamping rod and a reset spring, the mounting plate is symmetrically and fixedly connected to the bottom of the lifting groove plate, the clamping rod is connected to the mounting plate in a sliding mode, and the reset spring is connected between the clamping rod and the lifting groove plate.
The invention has the beneficial effects that: through stirring buffering subassembly and supporting buffering subassembly, damping spring carries out the shock attenuation to elevator car, and elevator car promotes buffer rod and device above that and moves towards keeping away from elevator car direction simultaneously, stirs the spring and is compressed, through stirring spring and elevator car recess cooperation for buffer rod is to the elevator railway carriage or compartment body decline rapidly and is cushioned the speed reduction, makes the elevator can not fall rapidly.
Through triangle buffering subassembly, when elevator car whereabouts to with the pressure bearing board contact, elevator car promotes the pressure bearing board towards being close to the swing of lifting groove board direction, the pressure bearing board drives the lifter board through buffering lifter towards being close to the snubber block direction motion, compression spring is compressed, cushions elevator car through compression spring, prevents that the elevator speed of falling is too fast.
Through atmospheric pressure buffering subassembly, the extrusion pole extrudees the air in the atmospheric pressure buffer cylinder, and the air in the atmospheric pressure buffer cylinder passes through the pneumatic tube and gets into in the buffering casing, cushions the pressure that elevator car descends the production rapidly through the gas of carrying, can reduce the impact force of human body and elevator car in the elevator car effectively, plays the guard action of certain degree to people, has increased the safety protection performance of elevator.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic sectional perspective view of a first embodiment of the present invention.
Fig. 3 is a schematic sectional perspective view of a second embodiment of the present invention.
Fig. 4 is an enlarged schematic view of the structure of the present invention a.
Fig. 5 is a partial perspective view of the present invention.
FIG. 6 is a schematic diagram of a separated three-dimensional structure of the triangular buffer assembly of the present invention.
Fig. 7 is a schematic view of the present invention in a partially cut-away perspective structure.
Fig. 8 is a schematic perspective view of a portion of the pneumatic buffer assembly of the present invention.
Fig. 9 is a schematic perspective view of the elevating groove plate of the present invention.
FIG. 10 is an enlarged schematic view of the present invention B.
Reference numbers: 1_ buffer housing, 2_ inner wall plate, 3_ toggle buffer component, 301_ buffer rod, 302_ buffer block, 303_ buffer spring, 304_ toggle spring, 4_ support buffer component, 401_ pneumatic buffer cylinder, 402_ support buffer spring, 403_ lifting groove plate, 5_ triangular buffer component, 501_ pressure bearing plate, 502_ bayonet, 503_ buffer lifting rod, 504_ lifting plate, 505_ slide rod, 506_ compression spring, 6_ pneumatic buffer component, 601_ extrusion rod, 602_ pneumatic tube, 603_ pressure distribution tube, 604_ elastic spring, 605_ closing plate, 7_ clamping component, 701_ mounting plate, 702_ clamping rod, 703_ reset spring.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
The embodiment is as follows: a multi-opposite-direction type buffering and damping device for an elevator car is shown in figures 1-10 and comprises a buffering shell 1, an inner wall plate 2, a shifting buffering component 3, a supporting buffering component 4, a triangular buffering component 5, an air pressure buffering component 6 and a clamping lifting component 7, wherein the inner wall plate 2 is fixedly installed in the buffering shell 1, the shifting buffering component 3 is symmetrically arranged on the upper portion of the buffering shell 1 in a sliding mode, the shifting buffering component 3 is used for buffering and decelerating the elevator car body when descending rapidly, so that the elevator cannot fall rapidly, the supporting buffering component 4 is arranged between the symmetrical buffering shell 1 and the inner wall plate 2, the triangular buffering component 5 is arranged on the supporting buffering component 4, the triangular buffering component 5 is used for buffering the elevator car and preventing the elevator from falling too fast, the air pressure buffering component 6 is arranged on the inner wall plate 2, the air pressure buffering component 6 is used for buffering the pressure generated by the rapid descending of the elevator car, the impact force between a human body in the elevator car and the elevator car is effectively reduced, and the impact force generated by the elevator car is arranged on the supporting buffering component 4, and the clamping lifting component 7 is arranged on the supporting buffering component 4.
It includes buffer beam 301 to stir buffering subassembly 3, snubber block 302, damping spring 303 and stir spring 304, 1 upper portion slidingtype symmetric connection of buffering casing has a pair of buffer beam 301, buffer beam 301 is used for descending rapidly to the elevator railway carriage or compartment body and cushions the speed reduction, buffer beam 301 and 2 sliding type cooperations of interior wallboard, snubber block 302 rigid coupling is on buffer beam 301, damping spring 303 rigid coupling is in snubber block 302 bottom surface, keep away from damping spring 303 one end and the 2 rigid couplings of interior wallboard of snubber block 302, be connected with stir spring 304 between snubber block 302 and the buffering casing 1.
The supporting buffer assembly 4 comprises a pneumatic buffer cylinder 401, a supporting buffer spring 402 and a lifting groove plate 403, a pair of pneumatic buffer cylinders 401 is symmetrically and fixedly connected between the buffer shell 1 and the inner wall plate 2, one end of each pneumatic buffer cylinder 401 is fixedly connected with the supporting buffer spring 402, and one end of each supporting buffer spring 402 far away from the pneumatic buffer cylinder 401 is fixedly connected with the lifting groove plate 403.
The triangular buffer component 5 comprises a pressure bearing plate 501, a bayonet lock 502, a buffer lifting rod 503, a lifting plate 504, a sliding rod 505 and a compression spring 506, one side of the lifting groove plate 403 far away from the buffer shell 1 is hinged with a pair of pressure bearing plates 501 used for bearing the pressure of the elevator car, the bayonet lock 502 is fixedly connected to the pressure bearing plates 501, the buffer lifting rod 503 is hinged to the pressure bearing plates 501, the pressure bearing plates 501 and the buffer lifting rod 503 penetrate through the inner wall plate 2, the two lifting plates 504 are connected in the lifting groove plate 403 in a sliding mode, the sliding rod 505 is fixedly connected to the lifting plate 504, the sliding rod 505 is rotatably connected to the buffer lifting rod 503, the compression spring 506 is connected between the lifting groove plate 403 and the lifting plate 504, and the compression spring 506 is used for buffering the elevator car.
The air pressure buffer assembly 6 comprises an extrusion rod 601, an air pressure tube 602, a pressure dividing tube 603, an elastic spring 604 and a sealing plate 605, wherein the extrusion rod 601 is connected on the air pressure buffer cylinder 401 in a sliding manner, the extrusion rod 601 is used for extruding the air in the air pressure buffer cylinder 401, the extrusion rod 601 is connected with the lifting groove plate 403 in a sliding manner, the bottom of the inner wall plate 2 is symmetrically and fixedly connected with a pair of air pressure tubes 602, one end of each air pressure tube 602 far away from the inner wall plate 2 is fixedly connected with the air pressure buffer cylinder 401, the pair of pressure dividing tubes 603 are also symmetrically and fixedly connected at the bottom of the inner wall plate 2, the air pressure tubes 602 and the pressure dividing tubes 603 are used for inputting the air into the inner wall plate 2, one end of each pressure dividing tube 603 far away from the inner wall plate 2 is fixedly connected with the air pressure tube 602, the sealing plate 605 is symmetrically and slidably connected in the inner wall plate 2, and the elastic spring 604 is connected between the sealing plate 605 and the inner wall plate 2.
The clamping lifting assembly 7 further comprises a mounting plate 701, a clamping rod 702 and a return spring 703, the mounting plate 701 is symmetrically and fixedly connected to the bottom of the lifting groove plate 403, the clamping rod 702 is connected to the mounting plate 701 in a sliding mode, the clamping rod 702 is used for being clamped into a clamping groove of the extrusion rod 601, and the return spring 703 is connected between the clamping rod 702 and the lifting groove plate 403.
This equipment is installed in the elevartor shaft bottommost, elevator car normal operating is located this equipment top, when wire rope fracture, elevator car falls the out of control fast, elevator car and buffer beam 301 contact, elevator car promotes buffer beam 301 and the device of going up and down moves towards being close to elevator groove 403 direction, damping spring 303 is compressed, carry out the shock attenuation to elevator car through damping spring 303, elevator car promotes buffer beam 301 and the device of going up and keeps away from elevator car direction motion simultaneously, stir spring 304 and be compressed, through stirring the recess cooperation in spring 304 and the elevator car outside, make buffer beam 301 descend rapidly to the elevator body and cushion the speed reduction, make the elevator can not fall rapidly. When the elevator car falls to contact with the pressure bearing plate 501, the elevator car pushes the pressure bearing plate 501 to swing towards the direction close to the lifting groove plate 403, the pressure bearing plate 501 drives the lifting plate 504 to move towards the direction close to the shock absorption block 302 through the buffer lifting rod 503, the compression spring 506 is compressed, the elevator car is buffered through the compression spring 506, the falling speed of the elevator is prevented from being too high, the clamping pin 502 is clamped into the clamping hole of the lifting groove plate 403, the elevator car continues to descend, the elevator car pushes the pressure bearing plate 501 and the devices on the pressure bearing plate 501 to move downwards, the shock absorption spring 303 is stretched, the lifting groove plate 403 moves downwards, the support buffer spring 402 is compressed, the clamping rod 702 is clamped into the clamping groove of the extrusion rod 601 when the clamping rod 702 is in contact with the clamping groove 601 of the extrusion rod 601, the lifting groove plate 403 continues to descend to push the extrusion rod 601 to move downwards, the clamping pin 502 pushes the sealing plate 605 to move downwards, the elastic spring 604 is compressed, the extrusion rod 601 extrudes air in the air pressure buffer cylinder 401, the air in the air pressure buffer cylinder 401 enters the buffer shell 1 through the elevator car through the pneumatic tube 602, the air generated by rapid descending, the pressure of the elevator car, the elevator car can effectively play a role of protecting the safety of human body of protecting the elevator car, and the human body of the elevator car. Meanwhile, air in the air pressure buffer cylinder 401 enters the inner wall plate 2 through the pressure dividing pipe 603, the closing plate 605 is supported through air pressure and the elastic spring 604, the closing plate 605 supports the clamping pin 502 and the upper device, and the elevator car does not fall downwards any more through the matching of other parts. So that the pressure-receiving plate 501 supports the elevator car.
After the maintenance worker maintains the elevator, the steel wire rope pulls the elevator car to move upwards, the compressed elastic spring 604 and the compressed supporting buffer spring 402 are reset, so that all parts of the equipment are reset, and the equipment stops operating.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (1)
1. The elevator car multiple opposite type buffering and damping device is characterized by comprising a buffering shell (1), an inner wall plate (2), a stirring buffering component (3), a supporting buffering component (4), a triangular buffering component (5), an air pressure buffering component (6) and a clamping lifting component (7), wherein the inner wall plate (2) is fixedly installed in the buffering shell (1), the stirring buffering component (3) is symmetrically arranged at the upper part of the buffering shell (1) in a sliding mode, the supporting buffering component (4) is arranged between the symmetrical buffering shell (1) and the inner wall plate (2), the triangular buffering component (5) is arranged on the supporting buffering component (4), the air pressure buffering component (6) is arranged on the inner wall plate (2), and the clamping lifting component (7) is arranged on the supporting buffering component (4);
the stirring buffer assembly (3) comprises buffer rods (301), a shock absorption block (302), a shock absorption spring (303) and a stirring spring (304), the upper part of the buffer shell (1) is connected with a pair of buffer rods (301) in a sliding and symmetrical mode, the buffer rods (301) are in sliding fit with the inner wall plate (2), the shock absorption block (302) is fixedly connected onto the buffer rods (301), the shock absorption spring (303) is fixedly connected onto the bottom surface of the shock absorption block (302), the other end of the shock absorption spring (303) is fixedly connected with the inner wall plate (2), and the stirring spring (304) is connected between the shock absorption block (302) and the buffer shell (1);
the supporting buffer assembly (4) comprises an air pressure buffer cylinder (401), a supporting buffer spring (402) and a lifting groove plate (403), a pair of air pressure buffer cylinders (401) are symmetrically and fixedly connected between the buffer shell (1) and the inner wall plate (2), one end of each air pressure buffer cylinder (401) is fixedly connected with the supporting buffer spring (402), and one end of each supporting buffer spring (402) is fixedly connected with the lifting groove plate (403);
the triangular buffer component (5) comprises a pressure bearing plate (501), a clamping pin (502), a buffer lifting rod (503), a lifting plate (504), a sliding rod (505) and a compression spring (506), one side of a lifting groove plate (403) is hinged with a pair of pressure bearing plates (501), the clamping pin (502) is fixedly connected to the pressure bearing plate (501), the pressure bearing plate (501) is hinged with the buffer lifting rod (503), the pressure bearing plate (501) and the buffer lifting rod (503) penetrate through an inner wall plate (2), the lifting groove plate (403) is internally and slidably connected with the two lifting plates (504), the lifting plate (504) is fixedly connected with the sliding rod (505), the sliding rod (505) is rotatably connected with the buffer lifting rod (503), and the compression spring (506) is connected between the lifting groove plate (403) and the lifting plate (504); the air pressure buffer assembly (6) comprises an extrusion rod (601), an air pressure pipe (602), a pressure dividing pipe (603), an elastic spring (604) and a sealing plate (605), wherein the extrusion rod (601) is connected with an air pressure buffer cylinder (401) in a sliding manner, the extrusion rod (601) is connected with a lifting groove plate (403) in a sliding manner, a pair of air pressure pipes (602) are symmetrically and fixedly connected with the bottom of an inner wall plate (2), one end of each air pressure pipe (602) is fixedly connected with the air pressure buffer cylinder (401), a pair of pressure dividing pipes (603) are symmetrically and fixedly connected with the bottom of the inner wall plate (2) in the same manner, one end of each pressure dividing pipe (603) is fixedly connected with the air pressure pipe (602), the sealing plate (605) is symmetrically and slidably connected with the inner wall plate (2), and the elastic spring (604) is connected between the sealing plate (605) and the inner wall plate (2);
the clamping and lifting assembly (7) further comprises a mounting plate (701), a clamping rod (702) and a reset spring (703), the mounting plate (701) is symmetrically and fixedly connected to the bottom of the lifting groove plate (403), the clamping rod (702) is connected to the mounting plate (701) in a sliding mode, and the reset spring (703) is connected between the clamping rod (702) and the lifting groove plate (403).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110136897.0A CN112960507B (en) | 2021-02-01 | 2021-02-01 | Multiple opposite-direction type buffering and damping device for elevator car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110136897.0A CN112960507B (en) | 2021-02-01 | 2021-02-01 | Multiple opposite-direction type buffering and damping device for elevator car |
Publications (2)
| Publication Number | Publication Date |
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| CN112960507A CN112960507A (en) | 2021-06-15 |
| CN112960507B true CN112960507B (en) | 2022-11-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110136897.0A Active CN112960507B (en) | 2021-02-01 | 2021-02-01 | Multiple opposite-direction type buffering and damping device for elevator car |
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| CN (1) | CN112960507B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114988246B (en) * | 2022-01-12 | 2023-10-13 | 南通迅达橡塑制造有限公司 | Car damping rubber base assembly for elevator |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4732580B2 (en) * | 2000-12-25 | 2011-07-27 | 東芝エレベータ株式会社 | Elevator equipment |
| JP2007290802A (en) * | 2006-04-24 | 2007-11-08 | Mitsubishi Electric Corp | Shock absorber in elevator cab |
| JP2009286582A (en) * | 2008-05-29 | 2009-12-10 | Toshiba Elevator Co Ltd | Shock absorber of elevator |
| JP5659075B2 (en) * | 2011-04-27 | 2015-01-28 | 株式会社日立製作所 | Elevator |
| CN107473048A (en) * | 2017-10-19 | 2017-12-15 | 深圳丰威源自动化设备有限公司 | A kind of safe anti-falling elevator |
| CN207581103U (en) * | 2017-10-19 | 2018-07-06 | 深圳丰威源自动化设备有限公司 | A kind of safe anti-falling elevator |
| CN207748701U (en) * | 2017-11-01 | 2018-08-21 | 天津乐驰电梯配件有限公司 | A kind of elevator safety pedestal with double buffering |
| CN207483111U (en) * | 2017-12-01 | 2018-06-12 | 富士电梯(四川)有限公司 | Damping elevator |
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| CN112960507A (en) | 2021-06-15 |
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Effective date of registration: 20221019 Address after: Plant A, No. 288 Gongyue Road, Baoshan District, Shanghai, 201900 Applicant after: Shanghai junrun Machinery Manufacturing Co.,Ltd. Address before: 510000 Room 202, building 3, 62 Dayong Road, Nansha District, Guangzhou City, Guangdong Province Applicant before: Wu Gaowei |
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