CN215660129U

CN215660129U - Maintenance auxiliary device

Info

Publication number: CN215660129U
Application number: CN202121360105.XU
Authority: CN
Inventors: 陈昕; 周丹
Original assignee: Xi'an Yellow River Electromechanical Co ltd
Current assignee: Xi'an Yellow River Electromechanical Co ltd
Priority date: 2021-06-18
Filing date: 2021-06-18
Publication date: 2022-01-28
Anticipated expiration: 2031-06-18

Abstract

The embodiment of the utility model relates to a maintenance auxiliary device. The method comprises the following steps: a base plate; the rotation adjusting mechanism is fixedly arranged on the bottom plate; the mounting plate is perpendicular to the bottom plate, one end of the mounting plate is mounted on the rotation adjusting mechanism, and horizontal rotation adjustment is carried out through the rotation adjusting mechanism; the angle adjusting mechanism is arranged at the other end of the mounting plate; the maintenance platform is perpendicular to the mounting plate, a first edge of the maintenance platform is connected with the angle adjusting mechanism, and an included angle between the first edge of the maintenance platform and the horizontal plane is adjusted through the angle adjusting mechanism; elastic clamping mechanism, including first clamping part and second clamping part, first clamping part and second clamping part install respectively in on the maintenance platform with first limit adjacent second limit and third limit for press from both sides tightly place and wait to maintain the equipment on the maintenance platform. The device can be used for maintaining the stabilized voltage power supplies with different sizes, and can rotate and adjust the angle of the stabilized voltage power supplies during maintenance.

Description

Maintenance auxiliary device

Technical Field

The embodiment of the utility model relates to the technical field of maintenance of voltage-stabilized power supplies, in particular to a maintenance auxiliary device.

Background

Along with the increase of live time, the inside of constant voltage power supply often breaks down, needs to disassemble constant voltage power supply and repairs, and the in-process of constant voltage power supply repair is placed the constant voltage power supply that needs to repair on the desktop, changes or restores constant voltage power supply internal damage part again.

In the related technology, in the maintenance process of the stabilized voltage power supply, a fixing device of the stabilized voltage power supply is lacked on the desktop, and the stabilized voltage power supply is easy to move on the desktop after being stressed in the replacement or repair process of parts and is inconvenient to maintain; and because the space in the constant voltage power supply is less, when the spare part installation or the restoration of a certain position, need incline constant voltage power supply to certain angle, then manual support constant voltage power supply makes it keep this angle and carries out parallel maintenance operation, brings the inconvenience for the maintenance operation.

Accordingly, there is a need to ameliorate one or more of the problems with the related art solutions described above.

It is noted that this section is intended to provide a background or context to the embodiments of the utility model that are recited in the claims. The description herein is not admitted to be prior art by inclusion in this section.

SUMMERY OF THE UTILITY MODEL

An object of an embodiment of the present invention is to provide a maintenance assistance apparatus, thereby overcoming, at least to some extent, one or more of the problems due to the limitations and disadvantages of the related art.

According to a first aspect of embodiments of the present invention, there is provided a maintenance assistance apparatus including:

a base plate;

the rotation adjusting mechanism is fixedly arranged on the bottom plate;

the mounting plate is perpendicular to the bottom plate, one end of the mounting plate is mounted on the rotation adjusting mechanism, and horizontal rotation adjustment is carried out through the rotation adjusting mechanism;

the angle adjusting mechanism is arranged at the other end of the mounting plate;

the maintenance platform is perpendicular to the mounting plate, a first edge of the maintenance platform is connected with the angle adjusting mechanism, and an included angle between the first edge of the maintenance platform and the horizontal plane is adjusted through the angle adjusting mechanism;

elastic clamping mechanism, including first clamping part and second clamping part, first clamping part and second clamping part install respectively in on the maintenance platform with first limit adjacent second limit and third limit for press from both sides tightly place and wait to maintain the equipment on the maintenance platform.

In an embodiment of the present invention, a first limit plate and a second limit plate are disposed on the maintenance platform;

the first clamping portion and the second clamping portion comprise strip-shaped plates and elastic clamping pieces, the elastic clamping pieces are installed on the strip-shaped plates, one ends of the strip-shaped plates are provided with limiting pieces, and the first clamping portion and the second clamping portion are installed on the first limiting plate and the second limiting plate through the limiting pieces.

In an embodiment of the present invention, the elastic clamping member includes a plurality of elastic telescopic rods, each elastic telescopic rod includes a sleeve rod and an inner rod, the sleeve rod is provided with an inner cavity along an axial direction, and the inner rod is inserted into the inner cavity of the sleeve rod; the inner rod is inserted between one end of the inner cavity and the bottom of the inner cavity and is connected with the bottom of the inner cavity through an elastic piece.

In an embodiment of the present invention, the maintenance platform includes:

the base is a concave base with an upward opening, a first mounting part is arranged on the concave base, and the concave base is connected with the angle adjusting mechanism through the first mounting part;

the object placing platform is arranged in the concave opening of the concave base and is parallel to the bottom surface of the concave base;

the first limiting plate and the second limiting plate are connected with the object placing platform and extend out of two side faces of the concave base respectively, and the first limiting plate and the second limiting plate are perpendicular to the object placing platform.

In an embodiment of the present invention, two side surfaces of the concave base are respectively provided with mounting holes adapted to the elastic telescopic rods, and the elastic telescopic rods are installed on the two side surfaces of the concave base in a manner of penetrating through the mounting holes.

In an embodiment of the present invention, a plurality of elastic buffering members are disposed between the platform and the bottom surface of the concave base; the first limiting plate and the second limiting plate are provided with inclined bar-shaped limiting holes, the limiting parts are installed in the bar-shaped limiting holes, and the limiting parts can move along with the up-down movement of the object placing platform in the bar-shaped limiting holes.

In an embodiment of the present invention, the elastic buffer includes a first spring and a connecting rod; one end of the first spring is connected to the outer bottom surface of the concave base, and the other end of the first spring is provided with a baffle; one end of the connecting rod is fixedly connected with the object placing platform, and the other end of the connecting rod penetrates through the bottom surface of the concave base and is inserted into the first spring to be connected with the baffle.

In an embodiment of the present invention, the rotation adjusting mechanism includes: the rotating shaft, the rotating plate, the mounting strip-shaped plate, the sliding rod and the second spring are arranged on the rotating shaft;

the rotating shaft is vertical to the bottom plate, and one end of the rotating shaft is fixedly connected with the bottom plate;

the rotating plate is sleeved on the rotating shaft in a manner of being vertical to the rotating shaft, one end of the mounting plate is fixedly connected with the rotating plate and can rotate on the rotating shaft along with the rotating plate, and a plurality of limiting grooves are formed in the periphery of the rotating plate;

the installation strip shaped plate perpendicular to the bottom plate set up in pivot one side, the slide bar run through set up in on the installation strip shaped plate, the slide bar is close to a tip of pivot be provided with the stopper of spacing groove looks adaptation, the slide bar is kept away from the one end of pivot is connected the second spring, the second spring cover establish with on the slide bar and the other end with the installation strip shaped plate is connected.

In an embodiment of the present invention, the angle adjusting mechanism includes: the worm gear is matched with the worm gear, and the second mounting part is arranged on the worm gear;

the turbine is arranged on the mounting plate, and a rotating rod of the turbine penetrates through the mounting plate and is fixedly connected with the first mounting part;

the worm is meshed with the worm wheel;

the second installation department perpendicular to the mounting panel sets up, the dwang of worm runs through second installation department and tip are provided with the runner.

In an embodiment of the utility model, the mounting plate is further provided with a protective box, the turbine and the worm are located in the protective box, and the protective box is provided with a hole for the rotating rod of the worm to penetrate through.

The technical scheme provided by the embodiment of the utility model can have the following beneficial effects:

in the embodiment of the utility model, by the maintenance auxiliary device, on one hand, the maintenance can be carried out on the stabilized voltage power supplies with different sizes by the elastic clamping mechanism, and the operation is simple and the implementation is convenient; on the other hand, can rotate and adjust the angle of constant voltage power supply and horizontal plane to constant voltage power supply when the maintenance, the maintenance of the maintenance personal multi-angle of being convenient for is used manpower sparingly and is conveniently maintained.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present disclosure and together with the description, serve to explain the principles of the disclosure. It is to be understood that the drawings in the following description are merely exemplary of the disclosure, and that other drawings may be derived from those drawings by one of ordinary skill in the art without the exercise of inventive faculty.

FIG. 1 is a schematic left side view of a maintenance aid in an exemplary embodiment of the utility model;

FIG. 2 is a schematic diagram illustrating a right side view of a maintenance aid in an exemplary embodiment of the utility model;

FIG. 3 shows a schematic view of a rotation adjustment mechanism in an exemplary embodiment of the utility model;

FIG. 4 shows a schematic view of an angle adjustment mechanism in an exemplary embodiment of the utility model;

FIG. 5 shows a schematic view of a partial cross-sectional configuration of a spring clamp in an exemplary embodiment of the utility model.

Wherein: the bottom plate 1, the rotation adjustment mechanism 2, the pivot 21, the rotor plate 22, the installation strip-shaped plate 23, the slide bar 24, the second spring 25, the mounting panel 3, the angle adjustment mechanism 4, the turbine 41, the worm 42, the second installation portion 43, the runner 44, the guard box 45, the maintenance platform 5, the first limiting plate 51, the strip-shaped limiting hole 56, the second limiting plate 52, the base 53, the first installation portion 54, the object placing platform 55, the first spring 57, the connecting rod 58, the baffle 59, the elastic clamping mechanism 6, the strip-shaped plate 61, the elastic clamping piece 62, the loop bar 621, the inner bar 622, the elastic piece 623, the locating piece 63.

Detailed Description

Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the examples set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. The described features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

Furthermore, the drawings are merely schematic illustrations of embodiments of the utility model, which are not necessarily drawn to scale. The same reference numerals in the drawings denote the same or similar parts, and thus their repetitive description will be omitted. Some of the block diagrams shown in the figures are functional entities and do not necessarily correspond to physically or logically separate entities.

The exemplary embodiment first provides a maintenance assistance apparatus. Referring to fig. 1, the maintenance assistance apparatus may include: the device comprises a bottom plate 1, a rotation adjusting mechanism 2, a mounting plate 3, an angle adjusting mechanism 4, a maintenance platform 5 and an elastic clamping mechanism 6; the rotation adjusting mechanism 2 is fixedly arranged on the bottom plate 1; the mounting plate 3 is perpendicular to the bottom plate 1, one end of the mounting plate is mounted on the rotation adjusting mechanism 2, and horizontal rotation adjustment is carried out through the rotation adjusting mechanism 2; the angle adjusting mechanism 4 is arranged at the other end of the mounting plate 3; the maintenance platform 5 is perpendicular to the mounting plate 3, a first edge of the maintenance platform 5 is connected with the angle adjusting mechanism 4, and an included angle between the maintenance platform and a horizontal plane is adjusted through the angle adjusting mechanism 4; elastic clamping mechanism 6 includes first clamping part and second clamping part, first clamping part and second clamping part install respectively in on maintenance platform 5 with adjacent second limit in first limit and third limit for the clamp is placed in the equipment of treating maintenance on maintenance platform 5.

Specifically, when in maintenance, equipment to be maintained such as a stabilized voltage power supply is arranged on the maintenance platform 5, the elastic clamping mechanism 6 clamps the stabilized voltage power supply, the stabilized voltage power supply horizontally rotates through the rotation adjusting mechanism 3, the angle of the stabilized voltage power supply relative to the horizontal plane is adjusted through the angle adjusting mechanism 4, and the stabilized voltage power supply is maintained after being adjusted to a proper position, wherein the elastic clamping mechanism 6 can be an elastic component such as a spring component, and the like, and the maintenance auxiliary device can also be used for maintaining other equipment except the stabilized voltage power supply without specific limitation.

Through the maintenance auxiliary device, on one hand, the maintenance can be performed on the stabilized voltage power supplies with different sizes through the elastic clamping mechanism 6, the operation is simple, and the implementation is convenient; on the other hand, can rotate and adjust the angle of constant voltage power supply and horizontal plane to constant voltage power supply when the maintenance, the maintenance of the maintenance personal multi-angle of being convenient for is used manpower sparingly and is conveniently maintained.

Next, each part of the above-described maintenance assisting apparatus in the present exemplary embodiment will be described in more detail with reference to fig. 1 to 5.

In one embodiment, the maintenance platform is provided with a first limit plate 51 and a second limit plate 52; the first clamping portion and the second clamping portion both comprise a strip-shaped plate 61 and an elastic clamping piece 62, the elastic clamping piece 62 is installed on the strip-shaped plate 61, one end of the strip-shaped plate 61 is provided with a limiting part 63, and the first clamping portion and the second clamping portion pass through the limiting part 63 installed on the first limiting plate 51 and the second limiting plate 52. Specifically, the elastic clamping member 62 is installed on the strip-shaped plate 61, the elastic clamping member 62 may be a plurality of spring assemblies or a plurality of elastic telescopic rods, and the like, and is not specifically limited herein, and the first clamping portion and the second clamping portion are installed on the first limiting plate 51 and the second limiting plate 52 of the maintenance platform 5 through the limiting member 63, so as to be convenient for disassembly, assembly and replacement.

In one embodiment, the elastic clamping member 62 may include a plurality of elastic telescopic rods, each of which includes a sleeve rod 621 and an inner rod 622, the sleeve rod 621 is provided with an inner cavity along the axial direction, and the inner rod 622 is inserted into the inner cavity of the sleeve rod 621; the inner rod 622 is inserted between one end of the inner cavity and the bottom of the inner cavity and is connected with the bottom of the inner cavity through an elastic member 623. Specifically, elastic clamping member 62 includes a plurality of elastic telescopic rod, and the number of elastic telescopic rod can set up as required, also can increase as required or reduce, and elastic telescopic rod specifically includes loop bar 621 and interior pole 622, and interior pole 622 is inserted and is located in loop bar 621, and is connected through elastic component 623 and loop bar inner chamber bottom, when the constant voltage power supply of maintenance, places it on the maintenance platform, and elastic telescopic rod passes through the elastic clamping constant voltage power supply of elastic component 623 from relative both sides, elastic component 623 can be elastic component such as spring, rubber, does not do specific restriction here.

In one embodiment, the service platform may include: the base 53 is a concave base with an upward opening, a first mounting part 54 is arranged on the concave base, and the concave base is connected with the angle adjusting mechanism 4 through the first mounting part 54; a placement platform 55, wherein the placement platform 55 is disposed inside the concave opening of the concave base and is parallel to the bottom surface of the concave base; the first limiting plate 51 and the second limiting plate 52 are connected to the object placing platform 55 and extend outward from two side surfaces of the concave base, and the first limiting plate 51 and the second limiting plate 52 are perpendicular to the object placing platform 55. In particular, the service platform 5 may also include other structures, which are not limited in this respect.

In one embodiment, the two side surfaces of the concave base are respectively provided with mounting holes matched with the elastic telescopic rods, and the elastic telescopic rods penetrate through the mounting holes and are mounted on the two side surfaces of the concave base. Specifically, the two side surfaces of the concave base are provided with mounting holes matched with the elastic telescopic rods for mounting the telescopic rods, so that the telescopic rods can be stabilized, and the elastic telescopic rods can clamp the stabilized voltage power supply more stably.

In one embodiment, a plurality of elastomeric bumpers are disposed between the platform 55 and the bottom surface of the concave base; the first limiting plate 51 and the second limiting plate 52 are both provided with oblique strip-shaped limiting holes 56, the limiting part 63 is installed in the strip-shaped limiting holes 56, and the limiting part 63 can move in the strip-shaped limiting holes 56 along with the up-and-down movement of the object placing platform 55. Specifically, the elastic buffer piece arranged between the object placing platform 55 and the bottom surface of the concave base can buffer the equipment placed on the object placing platform 55 to a certain extent under the condition that maintenance personnel do not hold the equipment stably by hands, so that the damage to the equipment is reduced; meanwhile, the maintenance personnel place the equipment at the object placing platform 55 so that the object placing platform 55 descends for a certain distance under the action of the elastic buffer part, and therefore the limiting plates on two sides are driven to move downwards, the limiting parts 63 of the first clamping part and the second clamping part are close to each other in the bar-shaped limiting holes 56 at the moment, the clamping force of the first clamping part and the second clamping part to the equipment is stronger, and the equipment is placed on the maintenance platform 5 more stably.

In one embodiment, the elastic buffer may include a first spring 57 and a link 58; one end of the first spring 57 is connected to the outer bottom surface of the concave base, and the other end is provided with a baffle 59; one end of the connecting rod 58 is fixedly connected with the object placing platform 55, and the other end thereof penetrates through the bottom surface of the concave base and is inserted into the first spring 57 to be connected with the baffle 59. Specifically, after placing maintenance of equipment on platform 55, because gravity's the reason platform can move down, connecting rod 58 runs through concave base and moves down to support baffle 59 and pull open first spring 57, after first spring 57 pulled up to the certain distance, elasticity and gravity reached equilibrium, platform 55 no longer removed, when taking off equipment from platform 55 after, platform 55 kick-backed under the effect of the elasticity of first spring 57.

In one embodiment, the rotation adjusting mechanism 2 includes: a rotating shaft 21, a rotating plate 22, a mounting strip-shaped plate 23, a sliding rod 24 and a second spring 25; the rotating shaft 21 is perpendicular to the bottom plate 1, and one end of the rotating shaft is fixedly connected with the bottom plate 1; the rotating plate 22 is perpendicular to the rotating shaft 21 and sleeved on the rotating shaft 21, one end of the mounting plate 3 is fixedly connected with the rotating plate 22 and can rotate on the rotating shaft 21 along with the rotating plate 22, and a plurality of limiting grooves are formed in the periphery of the rotating plate 22; installation bar shaped plate 23 perpendicular to bottom plate 1 set up in pivot 21 one side, slide bar 24 run through set up in on the installation bar shaped plate 23, slide bar 24 is close to a tip of pivot 21 be provided with the stopper of spacing groove looks adaptation, slide bar 24 is kept away from the one end of pivot 21 is connected second spring 25, second spring 25 cover establish with on the slide bar 24 and the other end with installation bar shaped plate 23 is connected. Specifically, when the maintenance platform needs to be adjusted in a horizontal rotation manner, the maintenance platform 5 is twisted, the maintenance platform 5 drives the mounting plate 3 to rotate and simultaneously drives the rotating plate 22 fixed on the mounting plate 3 to rotate, in the rotating process of the rotating plate 22, the limiting block gradually withdraws from a limiting groove, and the movement of the limiting block drives the sliding rod 24 to slide on the mounting strip-shaped plate 23 so as to stretch the second spring 25; when the rotating plate 22 rotates to the position of the other limiting groove, the second spring 25 resets, the sliding rod 24 moves towards the rotating plate 22 under the action of the elastic force of the second spring 25, so that the limiting block enters the other limiting groove, and the maintenance platform 5 can be adjusted in a horizontal rotating mode according to the principle.

In one embodiment, the angle adjustment mechanism 4 includes: a worm wheel 41, a worm 42 fitted to the worm wheel, a second mounting portion 43; the turbine 41 is mounted on the mounting plate 3, and a rotating rod of the turbine 41 penetrates through the mounting plate 3 and is fixedly connected with the first mounting part 54; the worm 42 is meshed with the worm wheel 41; the second installation portion 43 is perpendicular to the installation plate 3, and the rotating rod of the worm 42 penetrates through the second installation portion 43 and the end portion is provided with a rotating wheel 44. Specifically, it is right as needs when the angle of maintenance platform 5 is that the contained angle of maintenance platform 5 and horizontal plane is adjusted, rotate runner 44 of worm 42 drives worm 42 rotates, because worm 42 and turbine 41 mesh set up, consequently, the rotation of worm 42 can drive turbine 41 rotates, and the dwang of turbine 41 runs through mounting panel 3 with first installation department 54 fixed connection, consequently, the rotation of turbine 41 drives first installation department 54 is that maintenance platform 5 carries out the regulation of angle, through angle adjustment mechanism 4, the maintenance personal can adjust suitable angle as required when the maintenance, need not hand the angle regulation through the manpower, and is convenient laborsaving.

In one embodiment, a protection box 45 is further disposed on the mounting plate 3, the worm wheel 41 and the worm 42 are located in the protection box 45, and a hole for the rotating rod of the worm 42 to penetrate out is formed in the protection box 45. Specifically, the protective box 45 is arranged to protect the worm wheel 41 and the worm 42, so that the problems that the worm wheel 41 and the worm 42 are aged due to rusting and dust falling possibly caused by exposure to the outside are reduced.

It is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like in the foregoing description are used for indicating or indicating the orientation or positional relationship illustrated in the drawings, and are used merely for convenience in describing embodiments of the present invention and for simplifying the description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the embodiments of the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In embodiments of the utility model, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise the first and second features being in direct contact, or the first and second features being in contact, not directly, but via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., 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 are not necessarily intended to 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. Furthermore, various embodiments or examples described in this specification can be combined and combined by those skilled in the art.

Other embodiments of the utility model will be apparent to those skilled in the art from consideration of the specification and practice of the utility model disclosed herein. This application is intended to cover any variations, uses, or adaptations of the utility model following, in general, the principles of the utility model and including such departures from the present disclosure as come within known or customary practice within the art to which the utility model pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the utility model being indicated by the following claims.

Claims

1. A maintenance aid, comprising:

a base plate;

the rotation adjusting mechanism is fixedly arranged on the bottom plate;

elastic clamping mechanism, including first clamping part and second clamping part, first clamping part and second clamping part install respectively in on the maintenance platform with first limit adjacent second limit and third limit for press from both sides the equipment of treating maintenance of placing on the maintenance platform tightly.

2. The maintenance aid of claim 1,

a first limiting plate and a second limiting plate are arranged on the maintenance platform;

3. The maintenance assisting device according to claim 2, wherein the elastic clamping member includes a plurality of elastic telescopic rods, each of the elastic telescopic rods includes a sleeve rod and an inner rod, the sleeve rod is provided with an inner cavity along an axial direction, and the inner rod is inserted into the inner cavity of the sleeve rod; the inner rod is inserted between one end of the inner cavity and the bottom of the inner cavity and is connected with the bottom of the inner cavity through an elastic piece.

4. The service assist device of claim 3, wherein the service platform comprises:

5. The maintenance assisting device according to claim 4, wherein mounting holes adapted to the elastic telescopic rods are respectively formed on both side surfaces of the concave base, and the elastic telescopic rods are mounted on both side surfaces of the concave base by penetrating through the mounting holes.

6. The maintenance aid of claim 5, wherein a plurality of elastomeric bumpers are disposed between said platform and said bottom surface of said concave base; the first limiting plate and the second limiting plate are provided with inclined bar-shaped limiting holes, the limiting parts are installed in the bar-shaped limiting holes, and the limiting parts can move along with the up-down movement of the object placing platform in the bar-shaped limiting holes.

7. The maintenance aid of claim 6, wherein said elastomeric dampener includes a first spring and a link; one end of the first spring is connected to the outer bottom surface of the concave base, and the other end of the first spring is provided with a baffle; one end of the connecting rod is fixedly connected with the object placing platform, and the other end of the connecting rod penetrates through the bottom surface of the concave base and is inserted into the first spring to be connected with the baffle.

8. The maintenance aid according to any one of claims 1 to 7, wherein the rotation adjusting mechanism includes: the rotating shaft, the rotating plate, the mounting strip-shaped plate, the sliding rod and the second spring are arranged on the rotating shaft;

9. The maintenance aid of claim 8, wherein said angle adjustment mechanism comprises: the worm gear is matched with the worm gear, and the second mounting part is arranged on the worm gear;

the worm is meshed with the worm wheel;

10. The maintenance assisting device according to claim 9, wherein a protective box is further arranged on the mounting plate, the worm wheel and the worm are located in the protective box, and a hole for the rotating rod of the worm to penetrate out is formed in the protective box.