CN112607547A - Safety protection device for elevator car roof maintenance - Google Patents
Safety protection device for elevator car roof maintenance Download PDFInfo
- Publication number
- CN112607547A CN112607547A CN202011440867.0A CN202011440867A CN112607547A CN 112607547 A CN112607547 A CN 112607547A CN 202011440867 A CN202011440867 A CN 202011440867A CN 112607547 A CN112607547 A CN 112607547A
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- CN
- China
- Prior art keywords
- vertical side
- protection device
- safety protection
- elevator car
- pipe
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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
-
- 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
- B66B11/0246—Maintenance features
-
- 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
- B66B5/288—Buffer-stops for cars, cages, or skips with maintenance features
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- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Maintenance And Inspection Apparatuses For Elevators (AREA)
Abstract
The invention discloses a safety protection device for elevator car roof maintenance, and relates to the technical field of elevators. Including the car, spring damper, the locking part, vertical side's pipe, U type channel-section steel, the backing plate punches a hole, strand rail and dome subassembly, spring damper passes through bolt fixed mounting around the car top, the lower tip of locking part passes through bolt fixed mounting in spring damper's top, and the upper end and the threaded connection of vertical side's pipe of locking part, the inboard welding of vertical side's pipe has the festival piece, U type channel-section steel is through festival piece joint on vertical side's pipe, the bottom both ends of the backing plate that punches a hole are equipped with T type slider, and through T type slider sliding connection on U type channel-section steel. This a safety arrangement for elevator cab overhauls adopts modular structure design, can splice alone or the dismouting between each subassembly, and whole device stable in structure, and difficult not hard up or warp, after the dismouting, occupy small, the transport of being convenient for, structural design is simple.
Description
Technical Field
The invention relates to the technical field of elevators, in particular to a safety protection device for elevator car roof maintenance.
Background
The elevator is a permanent transportation device which serves a plurality of specific floors in a building, the lift car of the permanent transportation device runs on at least two rows of rigid rails which are perpendicular to the horizontal plane or have an inclination angle smaller than 15 degrees with a vertical line, and the conventional elevator car top is mostly stopped manually by the currently common technology when being overhauled, and a maintenance worker ascends the car top to overhaul.
The maintainer gets into the elevator cab top, overhauls the debugging in-process to the control box that elevator cab top set up, because the elevator is connected by the steel cable, causes the maintainer to rock obvious when getting into the elevator cab top, makes the maintainer fall down easily, is unfavorable for maintainer's safety.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a safety protection device for the maintenance of an elevator car roof, which solves the problems in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a safety arrangement for elevator sedan-chair top overhauls, includes car, spring damper, locking part, vertical side pipe, U type channel-section steel, the backing plate that punches a hole, strand fence and dome subassembly, spring damper passes through bolt fixed mounting around the car top, the lower tip of locking part passes through bolt fixed mounting in the top of spring damper, and the upper end and the vertical side pipe threaded connection of locking part, the inboard welding of vertical side pipe has the festival piece, U type channel-section steel passes through festival piece joint on vertical side pipe, the bottom both ends of the backing plate that punches a hole are equipped with T type slider, and through T type slider sliding connection on U type channel-section steel, the both ends of strand are pegged graft and are had the handle bolt, and on vertical side pipe through the handle bolt, the dome subassembly is pegged graft in the top of vertical side pipe.
As a preferable technical solution of the present invention, the locking member includes a lower engaging seat and an upper engaging seat, and the lower engaging seat and the upper engaging seat are engaged with each other.
As a preferable technical solution of the present invention, the lower connecting base includes a bottom plate and U-shaped bolts, the U-shaped bolts are located around the bottom plate, and one end of each U-shaped bolt is in threaded connection with the bottom plate.
As a preferable technical solution of the present invention, the upper connecting seat includes a concave block and a connecting screw rod, the connecting screw rod is welded in the middle of the concave block, and the convex peaks at the two ends of the concave block are matched with the bending part of the U-shaped bolt.
As a preferred technical scheme of the invention, the bottom end of the vertical square tube is welded with a nut and is connected with the locking piece through the nut.
According to a preferable technical scheme of the invention, the top end of the vertical square tube is provided with an insertion hole, the bottom end of the dome assembly is provided with an insertion rod, and the dome assembly is inserted into the vertical square tube through the insertion rod and the insertion hole.
As a preferable technical scheme of the invention, the dome assembly comprises a top disc and supporting sheets, wherein one end of each supporting sheet is inserted into the top disc and is positioned around the top disc.
As a preferred technical scheme of the invention, the periphery of the top plate is provided with slots, the supporting pieces are connected with the top plate through the slots, and the supporting pieces are of arc-shaped structures.
Compared with the prior art, the invention provides a safety protection device for elevator car top maintenance, which has the following beneficial effects:
1. this a safety arrangement for elevator sedan-chair top is overhauld, the staff is when maintaining, will set up the device in the top of car to stand and maintain in the inner region of rail, the action of staff can be convenient for to the maintenance platform of simplification, make it can be more convenient overhaul the sedan-chair top, improve the security of overhauing the workman effectively, also prevented the phenomenon that repair tools dropped, reduce the probability that the incident takes place.
2. This a safety arrangement for elevator cab overhauls adopts modular structure design, can splice alone or the dismouting between each subassembly, and whole device stable in structure, and difficult not hard up or warp, after the dismouting, occupy small, the transport of being convenient for, structural design is simple.
3. This a safety arrangement for elevator cab overhauls has set up spring damper between car and the device for the device is the suspension state, can avoid car roof machine component well, and spring damper can be used for restraining when coming from the staff operation simultaneously, absorbs, filters vibrations to the direct impact of car.
Drawings
Fig. 1 is a schematic structural diagram of a safety protection device for elevator car roof maintenance according to the present invention;
fig. 2 is a side view of a safety protection device for elevator car roof maintenance according to the present invention;
fig. 3 is a partial schematic view of a safety protection device for elevator car roof maintenance according to the present invention;
FIG. 4 is a schematic view of the installation of a punching base plate of the safety protection device for the maintenance of the elevator car roof, which is provided by the invention;
FIG. 5 is a top view of a punching pad of the safety protection device for elevator car roof maintenance according to the present invention;
fig. 6 is a schematic structural view of a locking part of a safety protection device for elevator car roof maintenance, which is provided by the invention;
fig. 7 is a schematic structural diagram of a dome assembly of the safety protection device for elevator car roof maintenance.
In the figure: 1. a car; 2. a spring damper; 3. a locking member; 4. a vertical square tube; 5. u-shaped channel steel; 6. punching a base plate; 7. a rope fence; 8. a dome assembly; 9. segment block; 10. a T-shaped slider; 11. a handle bolt; 12. a lower connecting seat; 13. an upper connecting seat; 14. a base plate; 15. a U-shaped bolt; 16. a concave block; 17. connecting a screw rod; 18. a nut; 19. a jack; 20. inserting a rod; 21. a top tray; 22. supporting the sheet; 23. and (4) a slot.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, a safety protection device for elevator car top maintenance comprises a car 1, a spring damper 2, a locking piece 3, a vertical square tube 4, a U-shaped channel steel 5, a punching pad 6, a cable guard 7 and a dome assembly 8, wherein the spring damper 2 is fixedly installed around the top of the car 1 through bolts, the spring damper 2 is arranged between the car 1 and the device, so that the device is in a suspension state and can well avoid the top machine components of the car 1, meanwhile, the spring damper 2 can be used for inhibiting direct impact on the car 1 when workers work, absorbing and filtering vibration, the lower end part of the locking piece 3 is fixedly installed on the top of the spring damper 2 through bolts, the upper end part of the locking piece 3 is in threaded connection with the vertical square tube 4, a joint block 9 is welded on the inner side of the vertical square tube 4, the U-shaped channel steel 5 is clamped on the vertical square tube 4 through the joint block 9, the T-shaped sliders 10 are arranged at two ends of the bottom of the punching base plate 6 and are connected to the U-shaped channel steel 5 in a sliding mode through the T-shaped sliders 10, the handle bolts 11 are inserted at two ends of the rope rail 7 and are arranged on the vertical square tube 4 through the handle bolts 11, when a worker maintains the rope rail, the rope rail is required to be built at the top of the car 1 and stands in the inner area of the rail for maintenance, the simplified maintenance platform can facilitate the movement of the worker, so that the worker can conveniently and fast maintain the car top, the safety of maintenance workers is effectively improved, the phenomenon that maintenance tools fall off is prevented, the probability of safety accidents is reduced, the dome component 8 is inserted at the top end of the vertical square tube 4 and is designed in a modular structure, the components can be independently spliced or disassembled and assembled, the whole device is stable in structure and not prone to loose or deform, and after being disassembled, small occupied size, convenient carrying and simple structural design.
As a specific technical solution of this embodiment, the locking member 3 includes a lower adapter 12 and an upper adapter 13, and the lower adapter 12 and the upper adapter 13 are connected by being engaged with each other.
In this embodiment, the spring damper 2 is pre-installed on the top of the car 1 and connected to the vertical square tube 4 by the fastener 3.
As a specific solution of this embodiment, the lower adapter 12 includes a bottom plate 14 and a U-shaped bolt 15, where the U-shaped bolt 15 is located around the bottom plate 14, and one end of the U-shaped bolt is connected to the bottom plate 14 by a thread.
In this embodiment, when the lower connecting seat 12 is connected to the upper connecting seat 13, the U-shaped bolt 15 is first adjusted to be able to mount the lower connecting seat 13, and then the lower portion of the upper connecting seat 13 is mounted in the U-shaped bolt 15, and then the upper connecting seat 13 is fixed by locking the U-shaped bolt 15.
As a specific technical solution of this embodiment, the upper connecting seat 13 includes a concave block 16 and a connecting screw 17, the connecting screw 17 is welded to a middle portion of the concave block 16, and two end peaks of the concave block 16 are matched with the bent portion of the U-bolt 15.
In this embodiment, the upper joint base 13 is attached to the bottom end of the vertical square pipe 4 by a connecting screw 17 to fix the vertical square pipe 4.
As a specific technical solution of this embodiment, the bottom end of the vertical square tube 4 is welded with a nut 18, and is connected with the locking member 3 through the nut 18.
In this embodiment, the vertical square tube 4 is connected to the locking member 3 through the nut 18, so as to be spliced and combined.
As a specific technical scheme of this embodiment, the top end of the vertical square tube 4 is provided with an insertion hole 19, the bottom end of the dome assembly 8 is provided with an insertion rod 20, and the dome assembly 8 is inserted into the vertical square tube 4 through the insertion rod 20 and the insertion hole 19.
In this embodiment, the dome assembly 8 is inserted into the vertical square tube 4 through the insertion rod 20 and the insertion hole 19, so that the assembly and disassembly are convenient.
As a specific technical solution of this embodiment, the dome assembly 8 includes a top plate 21 and a supporting piece 22, and one end of the supporting piece 22 is inserted into the top plate 21 and is located around the top plate 21.
In this embodiment, dome subassembly 8 mainly plays the effect of upper portion space protection, also can be used to the limit for height simultaneously, avoids the staff when standing to surpass the zone of protection.
As a specific technical solution of this embodiment, the top plate 21 is provided with slots 23 around, the supporting pieces 22 are connected with the top plate 21 through the slots 23, and the supporting pieces 22 are arc-shaped structures.
In this embodiment, the supporting sheet 22 is connected with the top disc 21 through the slot 23, and can be spliced or disassembled independently, and after being disassembled, the supporting sheet occupies small volume and is convenient to carry.
The working principle and the using process of the invention are as follows: when in use, before maintenance, a worker needs to pre-install the spring damper 2 on the top of the car 1 and connect the spring damper with the vertical square tube 4 through the locking piece 3, when the lower connecting seat 12 in the locking piece 3 is connected with the upper connecting seat 13, the U-shaped bolt 15 is firstly debugged to be capable of installing the lower connecting seat 13, then the lower part of the upper connecting seat 13 is installed in the U-shaped bolt 15, the upper connecting seat 13 can be fixed by locking the U-shaped bolt 15, after the components are assembled, the worker stands in the inner area of the fence for maintenance, the simplified maintenance platform can facilitate the action of the worker, the worker can more conveniently and conveniently maintain the car top, the safety of the maintenance worker is effectively improved, meanwhile, the spring damper 2 is arranged, so that the device is in a suspension state, the machine component on the top of the car 1 can be well avoided, and the spring damper 2 can be used for inhibiting the worker from working, to the direct impact of car 1, absorb, filter vibrations, adopt modular structure design, after the dismouting, it is small to occupy, the transport of being convenient for.
To sum up, according to the safety protection device for overhauling the elevator car top, when a worker maintains the safety protection device, the worker needs to build the safety protection device on the top of the car 1 and stand in the inner area of the fence for maintenance, the simplified maintenance platform can facilitate the action of the worker, so that the worker can overhaul the car top more conveniently, the safety of the overhaul worker is effectively improved, the phenomenon that a maintenance tool drops is prevented, and the probability of safety accidents is reduced; by adopting a modular structural design, all components can be independently spliced or disassembled, the whole device is stable in structure and not easy to loosen or deform, after the components are disassembled and assembled, the occupied size is small, the carrying is convenient, and the structural design is simple; the spring damper 2 is arranged between the car 1 and the device, so that the device is in a suspension state, can well avoid a machine component on the top of the car 1, and simultaneously, the spring damper 2 can be used for inhibiting direct impact on the car 1 from a worker during operation and absorbing and filtering vibration.
It should be noted that, in this document, terms such as "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a safety arrangement for elevator cab overhauls, includes car (1), spring damper (2), locking part (3), vertical side pipe (4), U type channel-section steel (5), backing plate (6), strand oscillator rail (7) and dome subassembly (8) punch a hole, its characterized in that: spring damper (2) are around car (1) top through bolt fixed mounting, the lower tip of locking part (3) passes through bolt fixed mounting in the top of spring damper (2), and the upper end and the vertical side pipe (4) threaded connection of locking part (3), the inboard welding of vertical side pipe (4) has festival piece (9), U type channel-section steel (5) are through festival piece (9) joint on vertical side pipe (4), the bottom both ends of backing plate (6) that punches a hole are equipped with T type slider (10), and through T type slider (10) sliding connection on U type channel-section steel (5), the both ends of strand rail (7) are pegged graft and are had handle bolt (11), and pass through handle bolt (11) on vertical side pipe (4), dome subassembly (8) are pegged graft in the top of vertical side pipe (4).
2. The safety protection device for the overhaul of the top of an elevator car according to claim 1, characterized in that: the locking piece (3) comprises a lower connecting seat (12) and an upper connecting seat (13), and the lower connecting seat (12) is connected with the upper connecting seat (13) in a clamping mode.
3. The safety protection device for the overhaul of the top of the elevator car according to claim 2, characterized in that: the lower connecting seat (12) comprises a bottom plate (14) and U-shaped bolts (15), the U-shaped bolts (15) are located on the periphery of the bottom plate (14), and one end of each U-shaped bolt is in threaded connection with the bottom plate (14).
4. The safety protection device for the overhaul of the top of an elevator car according to claim 3, characterized in that: the upper connecting seat (13) comprises a concave block (16) and a connecting screw rod (17), the connecting screw rod (17) is welded in the middle of the concave block (16), and the convex peaks at two ends of the concave block (16) are matched with the bending part of the U-shaped bolt (15).
5. The safety protection device for the overhaul of the top of an elevator car according to claim 1, characterized in that: the bottom welding of vertical side's pipe (4) has nut (18), and is connected with locking part (3) through nut (18).
6. The safety protection device for the overhaul of the top of an elevator car according to claim 1, characterized in that: the top of vertical side's pipe (4) is equipped with jack (19), the bottom of dome subassembly (8) is equipped with inserted bar (20), dome subassembly (8) are pegged graft with vertical side's pipe (4) through inserted bar (20) and jack (19).
7. The safety protection device for the overhaul of the top of an elevator car according to claim 1, characterized in that: the dome assembly (8) comprises a top disc (21) and supporting pieces (22), wherein one ends of the supporting pieces (22) are inserted into the top disc (21) and located on the periphery of the top disc (21).
8. The safety protection device for the overhaul of the top of an elevator car according to claim 7, wherein: the supporting plate is characterized in that slots (23) are formed in the periphery of the top plate (21), the supporting pieces (22) are connected with the top plate (21) through the slots (23), and the supporting pieces (22) are of arc-shaped structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011440867.0A CN112607547A (en) | 2020-12-08 | 2020-12-08 | Safety protection device for elevator car roof maintenance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011440867.0A CN112607547A (en) | 2020-12-08 | 2020-12-08 | Safety protection device for elevator car roof maintenance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112607547A true CN112607547A (en) | 2021-04-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011440867.0A Pending CN112607547A (en) | 2020-12-08 | 2020-12-08 | Safety protection device for elevator car roof maintenance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112607547A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114455417A (en) * | 2022-03-03 | 2022-05-10 | 河南省特种设备安全检测研究院 | Elevator car top maintenance is with protection device with block function |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6481537B1 (en) * | 2001-08-27 | 2002-11-19 | Otis Elevator Company | Rooftop safety apparatus for elevator servicing |
| EP1314678A1 (en) * | 2001-11-23 | 2003-05-28 | Inventio Ag | Safety device for maintenance personnel |
| CN108557602A (en) * | 2018-06-27 | 2018-09-21 | 通力电梯有限公司 | Safety device for elevator and the elevator including the safety device |
| CN110203798A (en) * | 2019-06-05 | 2019-09-06 | 日立电梯（中国）有限公司 | A kind of car top platform |
| CN209601870U (en) * | 2019-03-07 | 2019-11-08 | 东莞市华图仕电梯科技有限公司 | A kind of elevator car top guardrail |
| CN210558703U (en) * | 2019-03-19 | 2020-05-19 | 菱王电梯股份有限公司 | Bolt assembled elevator car top guardrail |
| CN211310510U (en) * | 2019-12-20 | 2020-08-21 | 苏州市昊淇精密钣金有限公司 | Elevator car roof frame structure |
| CN211419204U (en) * | 2020-01-10 | 2020-09-04 | 王铮 | Elevator cab overhauls safety arrangement |
-
2020
- 2020-12-08 CN CN202011440867.0A patent/CN112607547A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6481537B1 (en) * | 2001-08-27 | 2002-11-19 | Otis Elevator Company | Rooftop safety apparatus for elevator servicing |
| EP1314678A1 (en) * | 2001-11-23 | 2003-05-28 | Inventio Ag | Safety device for maintenance personnel |
| CN108557602A (en) * | 2018-06-27 | 2018-09-21 | 通力电梯有限公司 | Safety device for elevator and the elevator including the safety device |
| CN209601870U (en) * | 2019-03-07 | 2019-11-08 | 东莞市华图仕电梯科技有限公司 | A kind of elevator car top guardrail |
| CN210558703U (en) * | 2019-03-19 | 2020-05-19 | 菱王电梯股份有限公司 | Bolt assembled elevator car top guardrail |
| CN110203798A (en) * | 2019-06-05 | 2019-09-06 | 日立电梯（中国）有限公司 | A kind of car top platform |
| CN211310510U (en) * | 2019-12-20 | 2020-08-21 | 苏州市昊淇精密钣金有限公司 | Elevator car roof frame structure |
| CN211419204U (en) * | 2020-01-10 | 2020-09-04 | 王铮 | Elevator cab overhauls safety arrangement |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114455417A (en) * | 2022-03-03 | 2022-05-10 | 河南省特种设备安全检测研究院 | Elevator car top maintenance is with protection device with block function |
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Application publication date: 20210406 |