CN215479021U

CN215479021U - Car top guardrail convenient to adjust installation

Info

Publication number: CN215479021U
Application number: CN202121919878.7U
Authority: CN
Inventors: 张良; 李俊; 陈志雄; 龙木炎
Original assignee: Guangzhou Fuao Elevator Co ltd
Current assignee: Fennicks Elevator Co ltd
Priority date: 2021-08-16
Filing date: 2021-08-16
Publication date: 2022-01-11
Anticipated expiration: 2031-08-16

Abstract

The utility model belongs to the technical field of elevator car top guardrails, and particularly relates to a car top guardrail convenient to adjust and mount, which comprises a supporting platform and a lifting mechanism; a first railing and a second railing are arranged on the top of the support table; four first handrails are vertically arranged on the top of the support table in a rectangular shape; the second handrail is horizontally arranged between the two first railings on the two sides of the support platform; the lifting mechanism is arranged at the top of the support table and is positioned below the first railing; the lifting mechanism comprises a fixed seat, a first sliding chute, a lifting rod, a first threaded hole and a fixed bolt; the fixed seat is arranged at the top of the support platform; the first sliding groove is formed in the fixed seat; the bottom end of the first railing is arranged in the first sliding groove; the lifting rod is arranged in the first sliding groove; through setting up elevating system, adjust the height of first railing to utilize the gim peg and the cooperation of first screw hole and second screw hole, fixed to first railing, the realization provides the purpose of high protection to the operation personnel.

Description

Car top guardrail convenient to adjust installation

Technical Field

The utility model belongs to the technical field of elevator car top guardrails, and particularly relates to a car top guardrail convenient to adjust and mount.

Background

The car top guardrail is installed at the top of the elevator, and plays a role in providing protection when elevator maintenance personnel check and repair the elevator, thereby ensuring the life safety of the maintenance personnel.

Sedan-chair top guardrail among the prior art at present installs behind the elevator top, can reciprocate along with the daily operation of elevator, and maintenance personal need regularly overhaul the elevator simultaneously, overhauls the platform guardrail and too short, and can not adjust the guardrail height, has reduced the safety protection to the operation personnel.

SUMMERY OF THE UTILITY MODEL

In order to make up for the defects of the prior art, the problem that a car top guardrail is installed at the top of an elevator and can move up and down along with the daily operation of the elevator, meanwhile, maintenance personnel need to overhaul the elevator regularly, the guardrail of an overhaul platform is too low and cannot adjust the height of the guardrail, and the safety protection of operation personnel is reduced is solved.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model relates to a car top guardrail convenient to adjust and install, which comprises a supporting platform and a lifting mechanism; a first railing and a second railing are arranged on the top of the support table; four first handrails are vertically arranged on the top of the support table in a rectangular shape; the second handrail is horizontally arranged between the two first railings on the two sides of the support platform; the lifting mechanism is arranged at the top of the support table and is positioned below the first railing; the lifting mechanism comprises a fixed seat, a first sliding chute, a lifting rod, a first threaded hole and a fixed bolt; the fixed seat is arranged at the top of the support platform; the first sliding groove is formed in the fixed seat; the bottom end of the first railing is arranged in the first sliding groove; the lifting rod is arranged in the first sliding groove; one end of the lifting rod is fixedly connected to the bottom of the first sliding chute, and the other end of the lifting rod is fixedly connected to the bottom of the first railing; the first threaded hole is formed in the inner wall of the fixed seat and communicated with the interior of the first sliding groove; second threaded holes are formed in the inner walls of the two sides of the bottom end of the first railing; the first threaded hole is aligned with the second threaded hole; the fixing bolt is arranged in the first threaded hole and the second threaded hole and is in threaded fit with the first threaded hole and the second threaded hole; adjust the height of first railing to utilize the gim peg and the cooperation of first screw hole and second screw hole, fixed to first railing, the realization provides the effect of high protection to the operation personnel.

Preferably, a moving mechanism is arranged on the inner wall of the top end of the support table; the moving mechanism is fixedly connected with the bottom of the fixed seat; the moving mechanism comprises a second sliding chute, a round rod, a moving block and a limiting component; the second sliding chute is formed in the inner wall of the top end of the supporting platform; the round rod is arranged inside the second sliding chute, and two ends of the round rod are fixedly connected with the side wall of the second sliding chute; the moving block is sleeved on the outer wall of the round rod and is in sliding fit with the round rod; the fixed seat is fixedly connected to the top of the moving block; the limiting assembly is arranged at the bottom of the second sliding groove; adjust the interval between two first railings to make work platform area of standing increase, provide better protection to the operation personnel, make the guardrail use to adjust more convenient.

Preferably, a front rail is further arranged between the two first rails; the front handrail is divided into two sections; the middle parts of the two front railings are provided with stretching assemblies; the stretching assembly comprises a square block, a slide way, a third slide groove and a slide block; the square block is arranged in the middle of the two front railings; two slide ways are symmetrically arranged inside the square block; the third sliding chutes are symmetrically arranged on the side walls of the two sliding ways; the sliding block is connected inside the third sliding groove in a sliding manner; the outer wall of the sliding block is fixedly connected with the outer wall of the end part of the second railing; the position of the first railing on the top of the support table is adjusted by matching with the moving assembly.

Preferably, the limiting assembly comprises a fixing ring and a fixing hole; the fixing hole is formed in the inner wall of the bottom of the second sliding chute; the bottom of the fixed ring is arranged in the fixed hole and is in contact with the outer wall of the moving block; and fixing the first railing moved to the designated position.

Preferably, first threaded holes are formed in the two sides of the fixed seat; the fixing effect is improved.

Preferably, two front railings are arranged between the two first railings; the protection effect on the operators is improved.

The utility model has the following beneficial effects:

1. according to the car top guardrail fixing device, through the structural design of the lifting mechanism, the first guardrail is pulled up, so that the lifting rod at the bottom of the first guardrail in a matching mode moves upwards in the first sliding groove to play a supporting role, the fixing bolt is in threaded matching connection with the first threaded hole and the second threaded hole to complete the fixing of the first guardrail, the protection requirements of operators with different heights are met, and meanwhile, the car top guardrail can be conveniently adjusted.

2. According to the utility model, through the structural design of the moving mechanism, the first handrail is moved, the moving block fixedly connected with the fixed base at the bottom of the first handrail slides on the outer wall of the round rod to complete the movement of the first handrail, the first handrail is firmly fixed by matching with the limiting component, and the standing area of the operation platform is increased by adjusting the distance between the two first handrails, so that better protection is provided for operators, and the use and adjustment of the guard rails are more convenient.

Drawings

The utility model will be further explained with reference to the drawings.

FIG. 1 is a sectional view of a main structure of the first embodiment;

FIG. 2 is an enlarged view of the structure A in FIG. 1 according to the present embodiment;

FIG. 3 is an enlarged view of the structure B in FIG. 1 according to the present embodiment;

FIG. 4 is a side view of the first embodiment;

FIG. 5 is a perspective view of a retaining ring according to the first embodiment;

fig. 6 is a front view of the second embodiment.

In the figure: 1. a support table; 11. a first rail; 12. a second rail; 21. a fixed seat; 22. a first chute; 23. a lifting rod; 24. a first threaded hole; 25. a fixing bolt; 26. a second threaded hole; 31. a second chute; 32. a round bar; 33. a moving block; 4. a front rail; 51. a square block; 52. a slideway; 53. a third chute; 54. a slider; 61. a fixing ring; 62. a fixing hole; 7. a soft cushion.

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.

Example one

As shown in fig. 1 to 5, the car top guardrail convenient to adjust and install comprises a support platform 1 and a lifting mechanism; a first railing 11 and a second railing 12 are arranged at the top of the support table 1; four first railings 11 are vertically arranged on the top of the support table 1 in a rectangular shape; the second handrail 12 is horizontally arranged between the two first railings 11 on the two sides of the support table 1; the lifting mechanism is arranged at the top of the support table 1 and is positioned below the first railing 11; the lifting mechanism comprises a fixed seat 21, a first sliding chute 22, a lifting rod 23, a first threaded hole 24 and a fixed bolt 25; the fixed seat 21 is arranged at the top of the support table 1; the first sliding chute 22 is arranged inside the fixed seat 21; the bottom end of the first handrail 11 is installed inside the first sliding chute 22; the lifting rod 23 is arranged inside the first sliding chute 22; one end of the lifting rod 23 is fixedly connected to the bottom of the first sliding chute 22, and the other end of the lifting rod is fixedly connected to the bottom of the first railing 11; the first threaded hole 24 is formed in the inner wall of the fixed seat 21 and communicated with the interior of the first sliding groove 22; the inner walls of two sides of the bottom end of the first rail 11 are provided with second threaded holes 26; the first threaded aperture 24 is positionally aligned with the second threaded aperture 26; the fixing bolt 25 is arranged inside the first threaded hole 24 and the second threaded hole 26 and is in threaded fit with the first threaded hole 24 and the second threaded hole 26; the during operation, need regularly overhaul the operation to the elevator, after cutting off power, the operation personnel get into inside the elevartor shaft, and step into a supporting bench 1 top, because the elevator is overhauld there is safe operation regulation and regulation system, because the elevator guardrail reciprocates along with the elevator operation usually, in order to satisfy and provide better protection to the operation personnel, through pulling up first railing 11, make the lifter 23 of first railing 11 cooperation bottom at the inside rebound of first spout 22, play the effect of support, through being connected the gim peg 25 with first screw hole 24 and the screw-thread fit of second screw hole 26, accomplish the fixing to first railing 11, satisfy the protection requirement to different height operation personnel, make things convenient for the regulation of sedan-chair top guardrail simultaneously.

A moving mechanism is arranged on the inner wall of the top end of the support table 1; the moving mechanism is fixedly connected with the bottom of the fixed seat 21; the moving mechanism comprises a second sliding chute 31, a round rod 32, a moving block 33 and a limiting component; the second chute 31 is arranged on the inner wall of the top end of the support table 1; the round rod 32 is arranged inside the second chute 31, and two ends of the round rod are fixedly connected with the side wall of the second chute 31; the moving block 33 is sleeved on the outer wall of the round rod 32 and is in sliding fit with the round rod 32; the fixed seat 21 is fixedly connected to the top of the moving block 33; the limiting assembly is arranged at the bottom of the second sliding groove 31; the limiting assembly comprises a fixing ring 61 and a fixing hole 62; the fixing hole 62 is arranged on the inner wall of the bottom of the second chute 31; the bottom of the fixed ring 61 is arranged in the fixed hole 62 and is contacted with the outer wall of the moving block 33; during operation, remove first railing 11 for the movable block 33 of first railing 11 bottom fixing base 21 rigid coupling slides through at the pole 32 outer wall, accomplishes the removal of first railing 11, cooperates spacing subassembly, and is fixed firm with first railing 11, through adjusting the interval between two first railings 11, thereby makes the operation platform area of standing increase, provides better protection to the operation personnel, makes the guardrail use adjust more convenient.

A front rail 4 is arranged between the two first rails 11; the front handrail 4 is divided into two sections; the middle parts of the two front railings 4 are provided with stretching components; the stretching assembly comprises a square block 51, a slide way 52, a third slide groove 53 and a slide block 54; the square block 51 is arranged in the middle of the two front railings 4; two slide ways 52 are symmetrically arranged inside the square block 51; the third sliding chutes 53 are symmetrically arranged on the side walls of the two sliding ways 52; the sliding block 54 is connected inside the third sliding chute 53 in a sliding manner; the outer wall of the sliding block 54 is fixedly connected with the outer wall of the end part of the second railing 12; during operation, through cooperation moving mechanism, make first railing 11 at the adjusting position in-process, the slider 54 of front portion railing 4 bottom both sides outer wall rigid coupling slides inside third spout 53, make front portion railing 4 move inside slide 52, front portion railing 4 can stretch to both sides this moment, increase brace table 1 area of standing, after the maintenance operation is accomplished, front portion railing 4 cooperates slider 54 and slides inside third spout 53, make brace table 1 area of standing reduce, conveniently adjust the inside working space of sedan-chair top guardrail.

Two sides of the fixed seat 21 are provided with first threaded holes 24; the front rail 4 is provided with two between the two first rails 11.

Example two

Referring to fig. 6, as another embodiment of the present invention, in a first comparative example, a plurality of sets of soft pads 7 are disposed on the outer wall of the top of the front rail 4; during operation, through setting up cushion 7, make things convenient for the staff to hand anterior railing 4, when improving the travelling comfort of gripping, improved the security.

The working principle is as follows: the elevator is required to be periodically overhauled, after the power supply is cut off, an operator enters the inside of the elevator shaft and enters the top of the support table 1, because the elevator is overhauled by safety operation regulation and regulation, because the elevator guardrail normally moves up and down along with the operation of the elevator, in order to provide better protection for the operator, the first railing 11 is pulled up to ensure that the lifting rod 23 at the bottom of the first railing 11 is matched and moves upwards in the first sliding groove 22 to play a role of support, the fixing bolt 25 is in threaded fit connection with the first threaded hole 24 and the second threaded hole 26 to complete the fixing of the first railing 11, the protection requirements for operators with different heights are met, meanwhile, the adjustment of the elevator top guardrail is convenient, the first railing 11 is moved, the moving block 33 fixedly connected with the fixed seat 21 at the bottom of the first railing 11 slides on the outer wall of the round rod 32 to complete the movement of the first railing 11, the first railings 11 are firmly fixed by matching with the limiting component, the standing area of the operation platform is increased by adjusting the distance between the two first railings 11, better protection is provided for operators, the guardrails can be more conveniently used and adjusted, the first railings 11 can slide in the third sliding grooves 53 by matching with the moving mechanism when the positions of the first railings 11 are adjusted, the front railings 4 can move in the sliding grooves 52 by sliding the sliding blocks 54 fixedly connected with the outer walls at the two sides of the bottom end of the front railing 4 in the third sliding grooves 53, the standing area of the supporting table 1 is increased by stretching the front railings 4 towards the two sides, after the maintenance operation is completed, the front railings 4 can slide in the third sliding grooves 53 by matching with the sliding blocks 54, the standing area of the supporting table 1 is reduced, the working space in the guardrail at the top of the car can be conveniently adjusted, the front railings 4 can be conveniently held by the operators by hands by arranging the soft pads 7, the holding comfort is improved, the safety is improved.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.

Claims

1. The utility model provides a sedan-chair top guardrail convenient to adjust installation which characterized in that: comprises a supporting platform (1) and a lifting mechanism; a first railing (11) and a second railing (12) are arranged at the top of the support table (1); four first railings (11) are vertically arranged on the top of the support table (1) according to a rectangle; the second handrail (12) is horizontally arranged between the two first handrails (11) on the two sides of the support table (1); the lifting mechanism is arranged at the top of the support table (1) and is positioned below the first railing (11);

the lifting mechanism comprises a fixed seat (21), a first sliding chute (22), a lifting rod (23), a first threaded hole (24) and a fixed bolt (25); the fixed seat (21) is arranged at the top of the support table (1); the first sliding groove (22) is formed in the fixed seat (21); the bottom end of the first railing (11) is arranged in the first sliding groove (22); the lifting rod (23) is arranged inside the first sliding chute (22); one end of the lifting rod (23) is fixedly connected to the bottom of the first sliding chute (22), and the other end of the lifting rod is fixedly connected to the bottom of the first railing (11); the first threaded hole (24) is formed in the inner wall of the fixed seat (21) and communicated with the interior of the first sliding groove (22); the inner walls of two sides of the bottom end of the first railing (11) are provided with second threaded holes (26); the first threaded hole (24) is aligned with the second threaded hole (26); the fixing bolt (25) is arranged in the first threaded hole (24) and the second threaded hole (26) and is in threaded fit with the first threaded hole (24) and the second threaded hole (26).

2. The car top guardrail convenient to adjust and install of claim 1, wherein: a moving mechanism is arranged on the inner wall of the top end of the supporting table (1); the moving mechanism is fixedly connected with the bottom of the fixed seat (21); the moving mechanism comprises a second sliding chute (31), a round rod (32), a moving block (33) and a limiting component; the second sliding chute (31) is formed in the inner wall of the top end of the supporting platform (1); the round rod (32) is arranged inside the second sliding chute (31), and two ends of the round rod are fixedly connected with the side wall of the second sliding chute (31); the moving block (33) is sleeved on the outer wall of the round rod (32) and is in sliding fit with the round rod (32); the fixed seat (21) is fixedly connected to the top of the moving block (33); the limiting assembly is arranged at the bottom of the second sliding groove (31).

3. The car top guardrail convenient to adjust and install of claim 2, wherein: a front railing (4) is arranged between the two first railings (11); the front handrail (4) is divided into two sections; the middle parts of the two front railings (4) are provided with stretching components; the stretching assembly comprises a square block (51), a slide way (52), a third slide groove (53) and a slide block (54); the square block (51) is arranged in the middle of the two front railings (4); two slide ways (52) are symmetrically arranged inside the square block (51); the third sliding chutes (53) are symmetrically arranged on the side walls of the two sliding ways (52); the sliding block (54) is connected inside the third sliding groove (53) in a sliding manner; the outer wall of the sliding block (54) is fixedly connected with the outer wall of the end part of the second railing (12).

4. The car top guardrail convenient to adjust and install of claim 3, wherein: the limiting assembly comprises a fixing ring (61) and a fixing hole (62); the fixing hole (62) is formed in the inner wall of the bottom of the second sliding chute (31); the bottom of the fixed ring (61) is arranged in the fixed hole (62) and is in contact with the outer wall of the moving block (33).

5. The car top guardrail convenient to adjust and install of claim 4, wherein: and first threaded holes (24) are formed in two sides of the fixed seat (21).

6. The ceiling guardrail of claim 5, wherein: the front railings (4) are arranged in two between the two first railings (11).