CN217398152U

CN217398152U - Safety guardrail device for elevator car maintenance

Info

Publication number: CN217398152U
Application number: CN202221169987.6U
Authority: CN
Inventors: 张华�; 刘宜蓉; 赵坤; 宋裕青; 唐文兴; 潘阿锁
Original assignee: Shanghai Edunburgh Elevator Yichang Co ltd
Current assignee: Shanghai Edunburgh Elevator Yichang Co ltd
Priority date: 2022-05-16
Filing date: 2022-05-16
Publication date: 2022-09-09
Anticipated expiration: 2032-05-16

Abstract

The utility model provides a safety barrier device for elevator sedan-chair overhauls, including the car, be equipped with the rail on the car, rail wherein opposite both sides are equipped with gliding flexible rail, and two flexible rail one end are equipped with first violently pipe and the second is violently managed, and the second is violently managed and is connected through the connecting piece between violently managing with first, is equipped with the door frame that can open and shut on the rail, is equipped with gliding flexible door on the door frame. The screw thread cover cooperates with the lock sleeve, and flexible rail is flexible on the rail, reduces the occupation space of whole device on the car, can provide sufficient activity space for the maintainer, is adapted to the not enough condition of elevator shaft top layer height. The first transverse pipe, the second transverse pipe and the connecting piece are used for realizing high-altitude enclosure on the side of the integral structure without the fence, and simultaneously, the function of occupying no high space is realized. The structure of door frame and flexible door can realize flexible in one side of rail, has reduced the occupation space of whole device on the car. Has great popularization value.

Description

Safety guardrail device for elevator car maintenance

Technical Field

The utility model belongs to the technical field of the elevator overhauls and specifically relates to a safety barrier device for elevator cab overhauls is related to.

Background

Along with the improvement of science and technology and the improvement of the living standard of people, more and more residential buildings select to install elevators, so that the elevator maintenance needs to be carried out regularly, and because operators need to work on the car tops in the elevator installation and maintenance processes, the risk that the operators fall into a hoistway is greatly increased without car top guardrails, but the existing car top guardrails are the highest parts of the cars, and when the height of the top floor of the elevator hoistway is insufficient, the car top space is not enough to install car top guardrails; simultaneously there can be great difference in the distance between the wall of a well of the elevator of different elevators and the car, when the distance between the wall of a well of the elevator and the car was too big, when the staff overhauld from the wall of a well to the car, can have the risk that personnel fall, the staff's of not being convenient for maintenance. To this end we propose a safety barrier device for elevator car roof servicing to solve the above problems.

Chinese patent document CN 211496520U describes an elevator car roof protection system and elevator, and includes four protection frames fixed on the elevator car roof, four protection frames are located four corners of the elevator car roof respectively, four sliding barrels are all inlayed at the top of the protection frames, four the inside of the protection frames all is provided with adjusting part, adjusting part and elevator car roof all are provided with the power device that drives adjusting part work. The utility model discloses a to fix the protective frame at four corners on elevator sedan-chair top as foundation structure, to the structural design who plays the protective action on four protective frames, can reduce the space that takes up of protection system on elevator sedan-chair top, can provide sufficient activity space for the maintainer, make things convenient for the maintainer to overhaul work. But when the device drives servo motor, the slide pipes that two drive servo motor correspond can slide from top to bottom, and two slides in addition are driven by spacing subassembly and slide, and at the actual operation in-process, because exert oneself tetragonal diagonal angle, the bottom does not have servo motor's slide pipe and easily blocks on the slide cylinder motionlessly, damages the part easily, and when the staff overhauld from the wall of a well to the car simultaneously, can have the wind that the personnel fell, and there is the defect in the use, needs the improvement.

SUMMERY OF THE UTILITY MODEL

The utility model provides a safety barrier device for the maintenance of an elevator car top, which solves the problem that when the height of the top layer of an elevator shaft is insufficient, the space of the car top is insufficient for installing a car top protective guard; when the distance between the elevator shaft wall and the car is too large, a worker overhauls the car from the elevator shaft wall, and the problem of the risk of falling of the worker exists.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: a safety barrier device for elevator cab overhauls, including the car, be equipped with the rail on the car, rail wherein opposite both sides are equipped with gliding flexible rail, and two flexible rail one end are equipped with first violently pipe and the second violently pipe, and the second violently manages and is connected through the connecting piece between the first violently pipe, are equipped with the door frame that can open and shut on the rail, are equipped with gliding flexible door on the door frame.

In the preferred scheme, the rail is including the cavity tubular column that is located car top corner, and tubular column one end is equipped with the lock sleeve, and flexible rail includes the spreader, and the spreader both ends are equipped with the cylinder, and the cylinder supports and leans on hollow tubular column.

In the preferred scheme, a threaded sleeve is arranged outside the pipe column and is in threaded connection with a locking sleeve.

In the preferred scheme, first violently pipe and second are violently managed for hollow structure, and the one end of first violently managing is equipped with articulated piece, and the other end of first violently managing is equipped with the screw thread, and the one end of second violently managing is equipped with the articulated piece of second, and articulated piece of articulated piece and second is articulated with the cylinder respectively.

In the preferred scheme, the connecting piece includes the regulation handle, and regulation handle one end is equipped with the hob, hob and screw thread threaded connection, and the regulation handle other end is equipped with the cylinder pole, and the cylinder pole supports and leans on hollow second violently manages.

In the preferred scheme, one side of rail is equipped with two gateposts, is equipped with the door frame between two gateposts, and the door frame is hollow structure, and the door frame top is equipped with a plurality of slide openings, and the door frame both sides are equipped with the hinge post, and the door frame passes through the hinge post and articulates with two gateposts.

In the preferred scheme, be equipped with the limiting plate between two gateposts, be equipped with the through-hole on the limiting plate, the gatepost top is equipped with the fixed orifices.

In the preferred scheme, flexible door includes the connecting plate, and the connecting plate both ends are equipped with the cylinder, and cylindrical one end is fixed through leaning on the fixed orifices, and connecting plate one side is equipped with the slide, is equipped with a plurality of slip posts between slide and the connecting plate, and the slip post supports and slides in leaning on the slide hole, and the slide supports and leans on the inner wall of door frame.

In the preferred scheme, a motor is arranged on the lift car, a cable winding wheel is arranged at the output end of the motor, a wound cable is arranged on the cable winding wheel, and one end of the cable penetrates through the through hole and is connected with the door frame.

The utility model has the advantages that: through the cooperation of thread bush and lock sleeve to make flexible rail fix on the rail, so that highly stretching out and drawing back of guardrail can reduce the occupation space of whole device on the car, can provide sufficient activity space for the maintainer, makes things convenient for the maintainer to overhaul work, is adapted to the not enough condition of elevator shaft top layer height.

The first horizontal pipe and the second horizontal pipe are hinged with the telescopic fence, when the telescopic fence is at a low position, the first horizontal pipe and the second horizontal pipe are disconnected, and the connecting piece is installed on the first horizontal pipe through the spiral rod. When the telescopic fence rises, the adjusting handle of the connecting piece is rotated to enable the connecting piece to move towards the first transverse pipe, then the cylindrical rod is aligned to the second transverse pipe, the adjusting handle is rotated reversely to enable the cylindrical rod to abut against the second transverse pipe, so that the first transverse pipe is connected with the second transverse pipe, one side of the integral structure, which is not provided with the fence, can be used for realizing high-place enclosure, and meanwhile, the function of occupying no height space is achieved. Meanwhile, the phenomenon that the column body is clamped on the tubular column when the telescopic fence slides on the fence is avoided.

The door frame can support and lean on between the elevator wall of a well and the car, and when can make things convenient for the staff to overhaul from the elevator wall of a well to the car, the risk of avoiding personnel to fall, the staff's of being convenient for maintenance work. The door frame is rotated to make the door frame support and lean on the limiting plate, so that the door frame plays the guard action of guardrail, and flexible door can slide on the door frame, slides flexible door, so that when the cylinder on the flexible door supported and leans on the fixed orifices, the structure of door frame and flexible door can realize stretching out and drawing back in one side of rail, and flexible door can play the effect of guardrail simultaneously. The occupation space of the whole device on the car is reduced. Has great popularization value.

Drawings

The present invention will be further explained with reference to the drawings and examples;

FIG. 1 is an axial side view of the door frame with an integral structure according to the present invention;

FIG. 2 is a closed axial side view of the door frame of the present invention;

FIG. 3 is an exploded view of a partial structure of the present invention;

FIG. 4 is an exploded view of a portion of the structure of the present invention;

fig. 5 is a sectional view of the door frame and the retractable door of the present invention;

figure 6 is an enlarged view of a in figure 2 of the present invention;

in the figure: a car 1; a fence 2; a tubing string 201; a locking sleeve 202; a doorpost 203; a fixing hole 2031; a telescopic fence 3; a column 301; a cross-post 302; a threaded sleeve 4; a first cross tube 5; a hinge block 501; threads 502; a second cross tube 6; a second hinge block 601; a connecting member 7; an adjustment handle 701; a screw rod 702; a cylindrical rod 703; a door frame 8; a slide hole 801; a hinge post 802; a retractable door 9; a connecting plate 901; a cylinder 902; a sliding column 903; a sled 904; a limiting plate 10; a through hole 1001; a motor 11; a cable take-up wheel 12; a cable 13.

Detailed Description

Example 1:

as shown in fig. 1-6, the safety barrier device for elevator car top maintenance comprises a car 1, a rail 2 is arranged on the car 1, two opposite sides of the rail 2 are provided with sliding telescopic rails 3, one end of each of the two telescopic rails 3 is provided with a first horizontal pipe 5 and a second horizontal pipe 6, the second horizontal pipe 6 is connected with the first horizontal pipe 5 through a connecting piece 7, the rail 2 is provided with a door frame 8 capable of being opened and closed, and the door frame 8 is provided with a sliding telescopic door 9. From this structure, not hard up a plurality of thread bush 4, the flexible rail 3 of manual drive so that cylinder 301 slides in tubular column 201, then thread bush 4, rotate and cooperate through thread bush 4 and lock sleeve 202, so that flexible rail 3 fixes on rail 2, so that the height of guardrail stretches out and draws back, can reduce the occupation space of unit device on car 1, can provide sufficient activity space for the maintainer, make things convenient for the maintainer to overhaul work, be adapted to the not enough condition of elevator shaft top layer height.

The first transverse pipe 5 and the second transverse pipe 6 are hinged with the telescopic fence 3, when the telescopic fence 3 is in a low position, the first transverse pipe 5 and the second transverse pipe 6 are disconnected, and the connecting piece 7 is installed on the first transverse pipe 5 through the spiral rod 702. When the telescopic fence 3 is lifted, the adjusting handle 701 of the connecting piece 7 is rotated to enable the connecting piece 7 to move towards the first transverse pipe 5, then the cylindrical rod 703 is aligned with the second transverse pipe 6, the adjusting handle 701 is rotated reversely to enable the cylindrical rod 703 to abut against the second transverse pipe 6, so that the first transverse pipe 5 is connected with the second transverse pipe 6, and therefore the high-altitude enclosure is achieved on the side, where the fence 2 is not installed, of the overall structure, and meanwhile the function of occupying no height space is achieved. Meanwhile, the phenomenon that the column body 301 is clamped on the tubular column 201 when the telescopic fence 3 slides on the fence 2 is avoided.

Driving motor 11 to make door frame 8 rotate, so that door frame 8 can support and lean on between the elevator wall of a well and the car, can make things convenient for the staff to overhaul from the elevator wall of a well to the car when, avoid the risk that the personnel fall, the staff's of being convenient for maintenance work. Rotate door frame 8 once more to make door frame 8 support and lean on limiting plate 10, so that door frame 8 plays the guard action of guardrail, flexible door 9 can slide on door frame 8, slides flexible door 9, so that when cylinder 902 on the flexible door 9 supports and leans on fixed orifices 2031, door frame 8 and flexible door 9's structure can realize stretching out and drawing back in one side of rail 2, and flexible door 9 can play the effect of guardrail simultaneously. The space occupied by the overall device on the car 1 is reduced.

In a preferred scheme, the rail 2 comprises a hollow tubular column 201 located at the top corner of the car 1, a locking sleeve 202 is arranged at one end of the tubular column 201, the telescopic rail 3 comprises a cross column 302, two ends of the cross column 302 are provided with columns 301, and the columns 301 abut against the hollow tubular column 201. From this structure, not hard up a plurality of thread bush 4, the flexible rail 3 of manual drive so that cylinder 301 slides in tubular column 201, then thread bush 4, rotate and cooperate through thread bush 4 and lock sleeve 202, so that flexible rail 3 fixes on rail 2, so that the height of guardrail stretches out and draws back, can reduce the occupation space of unit device on car 1, can provide sufficient activity space for the maintainer, make things convenient for the maintainer to overhaul work, be adapted to the not enough condition of elevator shaft top layer height.

In a preferred scheme, a threaded sleeve 4 is arranged outside the pipe column 201, and the threaded sleeve 4 is in threaded connection with the locking sleeve 202. With the structure, the thread bush 4 is matched with the locking sleeve 202, the structure is simple, and the operation is convenient.

In the preferred scheme, first violently pipe 5 and second violently pipe 6 for hollow structure, the one end of first violently pipe 5 is equipped with articulated piece 501, and the other end of first violently pipe 5 is equipped with screw thread 502, and the one end of the second violently pipe 6 is equipped with the articulated piece 601 of second, and articulated piece 501 and the articulated piece 601 of second articulate with cylinder 301 respectively. With the structure, the air conditioner has the advantages that,

in a preferred scheme, the connecting piece 7 comprises an adjusting handle 701, one end of the adjusting handle 701 is provided with a screw rod 702, the screw rod 702 is in threaded connection with the thread 502, the other end of the adjusting handle 701 is provided with a cylindrical rod 703, and the cylindrical rod 703 abuts against the hollow second transverse pipe 6. With the structure, the first transverse pipe 5 and the second transverse pipe 6 are hinged with the telescopic fence 3, when the telescopic fence 3 is in a low position, the first transverse pipe 5 and the second transverse pipe 6 are disconnected, and the connecting piece 7 is arranged on the first transverse pipe 5 through the spiral rod 702. When the telescopic fence 3 is lifted, the adjusting handle 701 of the connecting piece 7 is rotated to enable the connecting piece 7 to move towards the first transverse pipe 5, then the cylindrical rod 703 is aligned with the second transverse pipe 6, the adjusting handle 701 is rotated reversely, so that the cylindrical rod 703 is abutted against the second transverse pipe 6, the first transverse pipe 5 is connected with the second transverse pipe 6, and therefore the high-altitude enclosure is realized on the side, where the fence 2 is not installed, of the whole structure, and meanwhile, the function of occupying no height space is achieved. Meanwhile, the phenomenon that the column body 301 is clamped on the tubular column 201 when the telescopic fence 3 slides on the fence 2 is avoided.

In the preferred scheme, one side of rail 2 is equipped with two gateposts 203, is equipped with door frame 8 between two gateposts 203, and door frame 8 is hollow structure, and door frame 8 top is equipped with a plurality of slide openings 801, and door frame 8 both sides are equipped with articulated post 802, and door frame 8 is articulated with two gateposts 203 through articulated post 802. From this structure, door frame 8 can support and lean on between the elevator wall of a well and the car, can make things convenient for the staff to examine and repair from the elevator wall of a well to the car on the time, avoids the risk that the personnel fall, the staff's of being convenient for maintenance work. Rotate door frame 8 once more to make door frame 8 support and lean on limiting plate 10, so that door frame 8 plays the guard action of guardrail, and flexible door 9 can slide on door frame 8, slides flexible door 9, so that when cylinder 902 on the flexible door 9 supports and leans on fixed orifices 2031, the structure of door frame 8 and flexible door 9 can realize stretching out and drawing back in one side of rail 2, and flexible door 9 can play the effect of guardrail simultaneously. The space occupied by the overall device on the car 1 is reduced.

In a preferred scheme, a limiting plate 10 is arranged between the two doorposts 203, a through hole 1001 is formed in the limiting plate 10, and a fixing hole 2031 is formed in the top of each doorpost 203. With the structure, the limiting plate 10 limits the door frame 8, and the fixing hole 2031 is used for facilitating the opening and closing of the door frame 8 through the cable 13.

In the preferred scheme, the retractable door 9 comprises a connecting plate 901, wherein cylinders 902 are arranged at two ends of the connecting plate 901, one ends of the cylinders 902 are fixed by abutting against a fixing hole 2031, a sliding plate 904 is arranged on one side of the connecting plate 901, a plurality of sliding columns 903 are arranged between the sliding plate 904 and the connecting plate 901, the sliding columns 903 abut against the sliding holes 801 to slide, and the sliding plate 904 abuts against the inner wall of the doorframe 8. From this structure, flexible door 9 can slide on door frame 8, slides flexible door 9 to when making the cylinder 902 on the flexible door 9 support and lean on fixed orifices 2031, door frame 8 and flexible door 9's structure can realize stretching out and drawing back in one side of rail 2, and flexible door 9 can play the effect of guardrail simultaneously.

In a preferable scheme, a motor 11 is arranged on the car 1, a cable winding wheel 12 is arranged at the output end of the motor 11, a wound cable 13 is arranged on the cable winding wheel 12, and one end of the cable 13 penetrates through the through hole 1001 to be connected with the door frame 8. With this structure, the motor 11 is driven to rotate the cable take-up pulley 12 to take up the cable 13 to open and close the door frame 8.

The above-mentioned embodiments are merely preferred embodiments of the present invention, and should not be considered as limitations of the present invention, and the protection scope of the present invention should be defined by the technical solutions described in the claims, and includes equivalent alternatives of technical features in the technical solutions described in the claims. Namely, equivalent alterations and modifications within the scope of the invention are also within the scope of the invention.

Claims

1. A safety barrier device for elevator sedan-chair overhauls, characterized by: the elevator car comprises a car body (1), wherein a fence (2) is arranged on the car body (1), two opposite sides of the fence (2) are provided with sliding telescopic fences (3), one ends of the two telescopic fences (3) are provided with a first transverse pipe (5) and a second transverse pipe (6), the second transverse pipe (6) and the first transverse pipe (5) are connected through a connecting piece (7), a door frame (8) capable of being opened and closed is arranged on the fence (2), and a sliding telescopic door (9) is arranged on the door frame (8).

2. The safety barrier device of claim 1, wherein: fence (2) are including cavity tubular column (201) that are located car (1) top corner, and tubular column (201) one end is equipped with lock sleeve (202), and flexible fence (3) are equipped with column (301) including spreader (302), spreader (302) both ends, and column (301) support and lean on hollow tubular column (201).

3. The safety barrier device of claim 2, wherein: the outer of the pipe column (201) is provided with a threaded sleeve (4), and the threaded sleeve (4) is in threaded connection with the locking sleeve (202).

4. The safety barrier device of claim 1, wherein: the first horizontal pipe (5) and the second horizontal pipe (6) are of hollow structures, one end of the first horizontal pipe (5) is provided with an articulated block (501), the other end of the first horizontal pipe (5) is provided with threads (502), one end of the second horizontal pipe (6) is provided with a second articulated block (601), and the articulated block (501) and the second articulated block (601) are respectively articulated with the column body (301).

5. The safety barrier device of claim 1, wherein: the connecting piece (7) comprises an adjusting handle (701), a screw rod (702) is arranged at one end of the adjusting handle (701), the screw rod (702) is in threaded connection with the thread (502), a cylindrical rod (703) is arranged at the other end of the adjusting handle (701), and the cylindrical rod (703) abuts against the hollow second transverse pipe (6).

6. The safety barrier device of claim 1, wherein: one side of rail (2) is equipped with two gateposts (203), is equipped with door frame (8) between two gateposts (203), and door frame (8) are hollow structure, and door frame (8) top is equipped with a plurality of slide opening (801), and door frame (8) both sides are equipped with hinge post (802), and door frame (8) are articulated through hinge post (802) and two gateposts (203).

7. The safety barrier device for elevator car maintenance of claim 6, wherein: be equipped with limiting plate (10) between two gateposts (203), be equipped with through-hole (1001) on limiting plate (10), gatepost (203) top is equipped with fixed orifices (2031).

8. The safety barrier device of claim 1, wherein: expansion gate (9) are including connecting plate (901), and connecting plate (901) both ends are equipped with cylinder (902), and the one end of cylinder (902) is fixed through leaning on fixed orifices (2031), and connecting plate (901) one side is equipped with slide (904), is equipped with a plurality of slip posts (903) between slide (904) and connecting plate (901), and slip post (903) are supported and are leaned on and slide in slide (801), and slide (904) are supported and are leaned on the inner wall of door frame (8).

9. The safety barrier device of claim 1, wherein: the elevator car is characterized in that a motor (11) is arranged on the elevator car (1), a cable winding wheel (12) is arranged at the output end of the motor (11), a wound cable (13) is arranged on the cable winding wheel (12), and one end of the cable (13) penetrates through the through hole (1001) and is connected with the door frame (8).