Safety maintenance device for elevator maintenance

Abstract

The utility model discloses an elevator maintenance safety maintenance device which comprises a shell, two fixing shafts are symmetrically arranged in the shell, winding rollers are rotationally connected to the outer sides of the fixing shafts, clockwork springs are arranged on the winding rollers and the fixing shafts, protective net belts are installed on the outer sides of the winding rollers, and a base is fixed to the lower end of the shell. An alarm lamp is installed on the outer side of the shell. The winding roller is matched with the clockwork spring, flexible contraction of the protective net belt is achieved, space is saved, carrying is convenient, the height can be adjusted through the base, applicability is wide, passers-by and children can be reminded to be away from an elevator through the alarm lamp, and safety is good.

Description

Technical Field

[0001] The utility model relates to the technical field of elevator maintenance, in particular to a safety maintenance device for elevator repair. Background Art

[0002] An elevator is a permanent transportation device that serves several specific floors in a building, with its car running on at least two rigid tracks perpendicular to the horizontal plane or with an angle of inclination less than 15° to the plumb line. There are also step-type ones, with the treads mounted on the tracks and running continuously, commonly known as escalators or moving walkways, which are fixed lifting devices serving specified floors. During the maintenance process of building elevators, the elevator doors are in a normally open state, so pedestrians may accidentally fall into the elevator shaft and cause casualties. Usually, several warning signs need to be placed to block the elevator during elevator maintenance.

[0003] Chinese patent CN209980724U discloses an elevator maintenance safety maintenance device, including a column A and a column B, wherein sleeve rods are symmetrically installed at the upper and lower ends of the inner sides of the column A and the column B, and an inner rod is movably installed in the sleeve rod. Suction cups are installed on the rear sides of the column A and the column B, and the number of the suction cups is multiple groups. A warning slogan is pasted on the front side of the sleeve rod. The utility model realizes the stretching of the column A and the column B by the inner rod being located in the sleeve rod, and then the column A and the column B are adsorbed on the wall on both sides of the elevator door by the suction cup. At this time, the maintenance work at the elevator door can be realized, thereby effectively preventing pedestrians from accidentally falling into the elevator shaft and causing unnecessary casualties. The structure is simple, the installation is convenient, and after the installation is completed, it will not be pushed by pedestrians, and the stability is high. However, this device is large in size, inconvenient to carry, and the height and connection angle cannot be adjusted, which is inconvenient to use. Based on this, further improvements are needed. Utility Model Content

[0004] The purpose of the utility model is to provide an elevator maintenance safety maintenance device, which has the advantages of being easy to carry and flexible and adjustable, so as to solve the problems of being inconvenient to carry, being unable to adjust the height and connection angle, and being inconvenient to use proposed in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an elevator maintenance safety maintenance device, comprising a shell, two fixed shafts are symmetrically arranged inside the shell, a winding roller is rotatably connected to the outer side of the fixed shaft, a clockwork spring is arranged on the winding roller and the fixed shaft, a protective mesh belt is installed on the outer side of the winding roller, a base is fixed to the lower end of the shell, and an alarm light is installed on the outer side of the shell.

[0006] Preferably, a handle is provided at the upper end of the shell.

[0007] Preferably, a rectangular groove is provided on the left side of the shell, one end of the protective mesh belt passes through the rectangular groove to be in contact with the outer side of the shell, and the other end thereof is wound around the outer side of the winding roller.

[0008] Preferably, an angle adjustment slot is provided on the right side of the shell, an arc adjustment plate is slidably installed inside the angle adjustment slot, the arc adjustment plate and the angle adjustment slot can rotate relative to each other, and an opening is provided on the arc adjustment plate.

[0009] Preferably, an end support plate is installed at the end of the protective net belt, and the end support plate is in contact and connected with an opening provided on the outside of a rectangular groove and an angle adjustment groove provided on the left side of the shell, and a connecting bayonet is provided on the end support plate.

[0010] Preferably, the base comprises a circular base, a supporting main rod is fixed to the upper end of the circular base, a hollow adjusting rod is slidably connected to the upper end of the supporting main rod, and adjustment holes are provided on the hollow adjusting rod and the supporting main rod for adjusting the height of the base.

[0011] Compared with the prior art, the beneficial effects of the utility model are: the utility model is easy to carry, flexible and adjustable, can be spliced ​​arbitrarily, and is highly practical. Specifically, when in use, the device is lifted to the elevator entrance by the handle, and after adjusting the base to a suitable height, the end support plate on the protective mesh belt is pulled to pull out the protective mesh belt, and the protective mesh belt is connected to each other through the connecting bayonet to form an enclosure. At the same time, the position of the arc-shaped adjustment plate can be rotated to adjust the shape of the enclosure. It has good flexibility. When the maintenance personnel are working, the alarm light is turned on to remind passers-by and children to stay away from the elevator, and it has good safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0013] Figure 1 This is a schematic diagram of the installation structure of the utility model;

[0014] Figure 2 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 3 This is a schematic diagram of the installation structure of the arc-shaped adjustment plate of the utility model;

[0016] Figure 4 It is a schematic diagram of the internal structure of the shell of the utility model.

[0017] Explanation of the reference numerals in the figure: 1. Shell; 11. Handle; 12. Angle adjustment slot; 13. Arc adjustment plate; 14. Opening; 2. Fixed shaft; 3. Winding roller; 4. Spring; 5. Protective mesh belt; 51. End support plate; 52. Connecting bayonet; 6. Base; 61. Round base; 62. Support main rod; 63. Hollow adjustment rod; 64. Adjustment hole; 7. Warning light. DETAILED DESCRIPTION

[0018] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] See also Figure 1-Figure 4 , the utility model provides an embodiment: an elevator maintenance safety maintenance device, comprising a shell 1, a handle 11 is arranged on the upper end of the shell 1, two fixed shafts 2 are symmetrically arranged inside the shell 1, a winding roller 3 is rotatably connected to the outer side of the fixed shaft 2, a spring spring 4 is arranged on the winding roller 3 and the fixed shaft 2, a protective mesh belt 5 is installed on the outer side of the winding roller 3, and an end support plate 51 is installed at the end of the protective mesh belt 5, the end support plate 51 is contacted and connected with the opening 14 arranged on the outer side of the rectangular groove and the angle adjustment groove 12 arranged on the left side of the shell 1, and a connecting bayonet 52 is arranged on the end support plate 51, a rectangular groove is arranged on the left side of the shell 1, one end of the protective mesh belt 5 passes through the rectangular groove and contacts and connects with the outer side of the shell 1, and the other end thereof is wound around the outer side of the winding roller 3, an angle adjustment groove 12 is arranged on the right side of the shell 1, an arc adjustment plate 13 is slidably installed inside the angle adjustment groove 12, the arc adjustment plate 13 and the angle adjustment groove 12 can rotate relative to each other, and an opening 14 is arranged on the arc adjustment plate 13, a base 6 is fixed at the lower end of the shell 1, and an alarm light 7 is installed on the outer side of the shell 1;

[0020] In combination with the above-mentioned structural features, when the present invention is working, the device is lifted to the elevator entrance by the handle 11, and after the base 6 is adjusted to a suitable height, the end support plate 51 on the protective mesh belt 5 is pulled to pull out the protective mesh belt 5, and the protective mesh belt 5 is connected to each other through the connecting bayonet 52 to form an enclosure. After use, the protective mesh belt 5 will be rewound around the winding roller 3 under the action of the clockwork spring 4, and has good flexibility. At the same time, the position of the arc-shaped adjustment plate 13 can be rotated to adjust the shape of the enclosure, and has good flexibility. When the maintenance personnel are working, the alarm light 7 is turned on to remind passers-by and children to stay away from the elevator, which has good safety.

[0021] See also Figure 1-Figure 4The base 6 includes a circular base 61, a supporting main rod 62 is fixed to the upper end of the circular base 61, a hollow adjusting rod 63 is slidably connected to the upper end of the supporting main rod 62, and an adjusting hole 64 is provided on the hollow adjusting rod 63 and the supporting main rod 62 for adjusting the height of the base 6;

[0022] In combination with the above structural features, when the present invention is working, by pulling the position of the hollow adjustment rod 63, the hollow adjustment rod 63 and the adjustment hole 64 on the supporting main rod 62 are aligned and fixed with bolts to achieve height adjustment with good flexibility.

[0023] Working principle: When the utility model is in use, the device is lifted to the elevator entrance by the handle 11, and the hollow adjusting rod 63 is pulled to align the adjusting hole 64 on the supporting main rod 62, and fixed with bolts to achieve height adjustment, and the end support plate 51 on the protective mesh belt 5 is pulled to pull the protective mesh belt 5 out, and they are connected to each other through the connecting bayonet 52 to form an enclosure. When use is completed, the protective mesh belt 5 will be rewound on the winding roller 3 under the action of the clockwork spring 4, and the flexibility is good. At the same time, the position of the arc-shaped adjusting plate 13 can be rotated to adjust the shape of the enclosure, and the flexibility is good. When the maintenance personnel are working, the alarm light 7 is turned on to remind passers-by and children to stay away from the elevator, and the safety is good.

[0024] The device embodiments described above are merely illustrative, wherein the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, they may be located in one place, or they may be distributed on multiple network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the scheme of this embodiment. Ordinary technicians in this field can understand and implement it without paying creative labor.

[0025] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the various embodiments of the utility model.

Claims

1. An elevator maintenance safety maintenance device, characterized in that: The invention comprises a shell (1), wherein two fixed shafts (2) are symmetrically arranged inside the shell (1), a winding roller (3) is rotatably connected to the outside of the fixed shaft (2), a spring spring (4) is arranged between the winding roller (3) and the fixed shaft (2), a protective mesh belt (5) is installed on the outside of the winding roller (3), a base (6) is fixed at the lower end of the shell (1), and an alarm light (7) is installed on the outside of the shell (1).

2. An elevator maintenance safety device according to claim 1, characterized in that: A handle (11) is provided at the upper end of the shell (1).

3. An elevator maintenance safety device according to claim 1, characterized in that: A rectangular groove is provided on the left side of the shell (1); one end of the protective mesh belt (5) passes through the rectangular groove and is in contact with the outer side of the shell (1), and the other end is wound around the outer side of the winding roller (3).

4. An elevator maintenance safety device according to claim 1, characterized in that: An angle adjustment slot (12) is provided on the right side of the housing (1), an arc-shaped adjustment plate (13) is slidably mounted inside the angle adjustment slot (12), the arc-shaped adjustment plate (13) and the angle adjustment slot (12) are relatively rotatable, and an opening (14) is provided on the arc-shaped adjustment plate (13).

5. An elevator maintenance safety device according to claim 3, characterized in that: An end support plate (51) is installed at the end of the protective mesh belt (5), and the end support plate (51) is in contact with and connected to an opening (14) provided outside a rectangular groove and an angle adjustment groove (12) provided on the left side of the housing (1), and a connection bayonet (52) is provided on the end support plate (51).

6. An elevator maintenance safety device according to claim 1, characterized in that: The base (6) comprises a circular base (61), a supporting main rod (62) being fixed to the upper end of the circular base (61), a hollow adjusting rod (63) being slidably connected to the upper end of the supporting main rod (62), and an adjusting hole (64) is provided on the hollow adjusting rod (63) and the supporting main rod (62) for adjusting the height of the base (6).

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