CN212695867U - Maintenance tool - Google Patents

Abstract

The utility model discloses a maintenance tool, which comprises a base and a supporting body which is arranged on the base and used for the fixed-axis rotation of a revolving body workpiece; and a positioning fastener for tightly clamping the revolving body workpiece when facing the base is arranged above the supporting body. The maintenance tool can be used for cleaning revolving body workpieces such as the motor rotor and the like, realizes the fixed-shaft rotation and the static of the motor rotor through the supporting body and the positioning binding piece, can not only realize the fixed maintenance of the motor rotor, but also realize the maintenance operation of the whole surface of the motor rotor through the rotating motor rotor, can also be used as protective transportation equipment of the motor rotor and a maintenance tool thereof, and is matched with the operation idea of 'original disassembly and original assembly' of the traction motor maintenance operation of a subway. Therefore, the maintenance workpiece can solve the problems of checking, moving and rotating of the revolving body workpiece, is convenient and quick to use, low in operation difficulty and small in labor capacity, and is beneficial to improving the working efficiency.

Description

Maintenance tool

Technical Field

The utility model relates to a maintenance frock field especially relates to a maintain frock.

Background

The traction motors of locomotives such as subways and the like are often full of a large amount of oil stains and carbon powder due to poor operation conditions, so that frequent maintenance operations such as cleaning and maintenance are required.

At present, a rotor of a traction motor usually carries out cleaning work directly on a working platform, and the position and the angle of the motor rotor need to be adjusted manually because a special tool is not used for supporting and fixing the motor rotor. The motor rotor is not easy to move or rotate due to the shape and the size of the motor rotor, so that the inspection, the replacement of accessories and the cleaning operation of the motor rotor are very inconvenient, and the operation efficiency is seriously influenced. In addition, because no protective measures are taken on the motor rotor during operation, the motor rotor is easily damaged unrecoverably.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a maintain frock can simplify electric motor rotor's maintenance operation, improves the operating efficiency, ensures electric motor rotor and maintainer's safety.

In order to achieve the purpose, the utility model provides a maintenance tool, which comprises a base and a support body which is arranged on the base and used for the fixed-axis rotation of a revolving body workpiece; and a positioning fastener for clamping the revolving body workpiece relative to the base is arranged above the supporting body.

Preferably, the support body comprises at least one pair of roller bodies which are arranged at intervals and in parallel and used for supporting the rotary body workpiece; the distance between the pair of roller bodies is smaller than the diameter of the revolving body workpiece.

Preferably, any one of the roller bodies comprises a central shaft and a plastic support body sleeved and pivoted on the central shaft.

Preferably, the positioning tie comprises a locking strap in the form of a strap; at least one end of the locking belt is detachably connected with the base.

Preferably, one end of the locking belt is fixedly connected with the base, and the other end of the locking belt is detachably connected with the base through a fastener.

Preferably, the base comprises a bottom plate and a support block mounted above the bottom plate; and a collecting groove is arranged between the bottom plate and the supporting block.

Preferably, the bottom of the base is provided with a first roller and a first roller self-locking device.

Preferably, a handle is mounted on one side of the base.

Preferably, the seat is used for seating maintenance personnel.

Preferably, a tool bin is arranged in the seat.

Compared with the prior art, the maintenance tool provided by the utility model comprises a base and a support body which is arranged on the base and used for the fixed-axis rotation of the revolving body workpiece; and a positioning fastener for tightly clamping the revolving body workpiece when facing the base is arranged above the supporting body.

The revolving body workpiece can be a motor rotor of the traction motor, namely, the maintenance tool can be used for maintaining the motor rotor of the traction motor. The maintenance tool realizes the fixed-axis rotation and the static of the revolving body workpiece through the supporting body and the positioning fastener, and can realize the free rotation of the revolving body workpiece when the positioning fastener loosens the revolving body workpiece; when the positioning fastener locks the revolving body workpiece, the revolving body workpiece can be static, so that maintenance work such as part installation, debugging, cleaning and the like can be realized for the revolving body workpiece. Therefore, the maintenance tool can realize fixed maintenance of the motor rotor, can realize maintenance operation of all surfaces of the motor rotor through the rotating motor rotor, can also serve as protective transportation equipment of the motor rotor and maintenance tools thereof, is matched with the maintenance operation of the traction motor of a subway to realize the operation idea of 'original disassembly and original assembly', is convenient and rapid to use, low in operation difficulty and small in labor capacity, and is favorable for improving the working efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a maintenance tool according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a seat according to an embodiment of the present invention.

The multifunctional seat comprises a bottom plate 11, a support frame 121, a support block 122, a central shaft 21, a plastic support 22, a locking belt 31, a fastener 32, a first roller 4, a handle 5, a seat 6, a seat framework 61, a seat cushion 62, a drawer 63, a storage plate 64, a second roller 65 and a collecting tank 7.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In order to make the technical field of the present invention better understand, the present invention will be described in detail with reference to the accompanying drawings and the detailed description.

Referring to fig. 1 and fig. 2, fig. 1 is a schematic structural diagram of a maintenance tool according to an embodiment of the present invention; fig. 2 is a schematic structural view of a seat according to an embodiment of the present invention.

The utility model provides a maintenance tool, which comprises a base, a support body and a positioning fastener; the support body is arranged above the base and is used for the fixed-axis rotation of the revolving body workpiece; the positioning fastener is used for realizing the relative rest of the revolving body workpiece and the base relative to the base stirrup revolving body workpiece when the revolving body workpiece is arranged on the supporting body.

According to the specific shape and structure of the revolving body workpiece, the supporting body can realize the positioning and the dead axle rotation of the revolving body workpiece in the modes of sleeving the revolving body workpiece, pivotally installing the end part of the revolving body workpiece, rolling contact and restraining the moving freedom degree of the revolving body workpiece along the radial direction and the like.

The utility model provides a maintain frock and only fix a position solid of revolution work piece, realize the dead axle rotation of solid of revolution work piece to do not retrain the whole degrees of freedom of solid of revolution work piece completely. Therefore, the revolving body workpiece can rotate on the supporting body in a fixed shaft mode, all the side faces of the revolving body workpiece are sequentially rotated to the face away from the supporting body, and maintenance operations such as maintenance, cleaning and the like of all the side faces of the revolving body workpiece are facilitated for maintenance personnel.

The positioning fastener is used for hooping the revolving body workpiece on the base after the revolving body workpiece rotates to a proper angle in a fixed axis mode, so that the revolving body workpiece is fixed relative to the base, and maintenance personnel can operate on the surface of the revolving body workpiece which is static relative to the base conveniently.

According to the position of the revolving body workpiece needing maintenance operation, the positioning fastener can clamp the fixed position of the revolving body workpiece, and the pressing position of the positioning fastener can be adjusted according to the change of the maintenance position, so that the position interference with the part to be maintained is avoided.

The positioning fastener can extend along the radial direction of the revolving body workpiece so as to cross two sides of the revolving body workpiece in the radial direction; the positioning fastener can also extend along the axial direction of the revolving body workpiece so as to cross over the two axial ends of the revolving body workpiece; in addition, the positioning beam piece can also comprise beam pieces which are respectively arranged at the two axial ends of the revolving body workpiece, one end of any one beam piece is fixedly connected with the base, the other end of the beam piece is used for clamping and loosening the revolving body workpiece, and the relative rest of the revolving body workpiece and the base is realized when the two beam pieces are oppositely clamped at the two end parts of the revolving body workpiece.

The maintenance tool can be used for maintaining the motor rotor of the traction motor, and in brief, the motor rotor is one of the rotary body workpieces. The maintenance tool can realize fixed maintenance of the motor rotor, can realize maintenance operation of all surfaces of the motor rotor through rotating the motor rotor, can also be used as protective transportation equipment of the motor rotor and a maintenance tool thereof, and is matched with the maintenance operation of a traction motor of a subway to realize the operation idea of original disassembly and original assembly.

To sum up, the utility model provides a maintain frock and through supporter and location binding member realized the dead axle rotation and static of solid of revolution work piece. When the positioning fastener loosens the revolving body workpiece, the revolving body workpiece can freely rotate; when the positioning fastener locks the revolving body workpiece, the revolving body workpiece can be static, so that maintenance work such as part installation, debugging, cleaning and the like can be realized for the revolving body workpiece. Therefore, the maintenance workpiece can solve the problems of checking, moving and rotating of the revolving body workpiece, is convenient and quick to use, low in operation difficulty and small in labor capacity, and is beneficial to improving the working efficiency.

The maintenance tool provided by the present invention is further described with reference to the accompanying drawings and the embodiments.

On the basis of the above embodiment, the utility model discloses the supporter that adopts includes at least a pair of interval and parallel arrangement's roll body, and the interval of this pair of roll body is less than the diameter of solid of revolution work piece. A rotating body workpiece can be arranged above the pair of roller bodies. Because the surface of the revolving body workpiece is in rolling contact with the surface of any one roller body, a maintainer can stir the revolving body workpiece to rotate in a fixed axis mode above the pair of roller bodies.

In order to improve the efficiency of maintenance operation, a plurality of pairs of roller bodies can be arranged above the base and used for respectively positioning a plurality of rotary body workpieces. For example, in the maintenance tool shown in fig. 1, two pairs of roller bodies are installed above the base, so that synchronous clamping of two revolving body workpieces can be realized, and two maintainers respectively perform maintenance operation on the two revolving body workpieces.

Further, any one of the roller bodies comprises a central shaft 21 and a plastic support body 22 sleeved on the central shaft 21; wherein, the plastic support body 22 is pivoted with the central shaft 21.

The plastic support body 22 has certain rigidity and plasticity, and the rigidity can meet the positioning and installation of the positioning fastener on the revolving body workpiece, so that the revolving body workpiece and the base can be relatively fixed; the plasticity of the material is beneficial to protecting the surface quality of the revolving body workpiece, and the surface of the revolving body workpiece is prevented from being abraded due to frequent rotation in the maintenance operation of the revolving body workpiece. Obviously, the plastic support body 22 can be replaced by other parts with hardness smaller than that of the revolving body workpiece, thereby playing a role of avoiding the abrasion of the revolving body workpiece. Similarly, the inner side of the positioning belt can also be provided with a wear layer with hardness smaller than that of the revolving body workpiece, so that the surface of the revolving body workpiece is prevented from being damaged.

The plastic support 22 is in the form of a sleeve, the inner diameter of which matches the diameter of the central shaft 21 and the outer diameter of which is greater than the diameter of the central shaft 21. As for the length of the plastic supports 22, referring to fig. 1, the plastic supports 22 are respectively installed at both ends of one central shaft 21 in fig. 1, and thus, the length of any one plastic support 22 may be less than one-half of the length of the central shaft 21. In addition, a plastic support 22 may be sleeved on a central shaft 21, and in this case, the plastic support 22 is located in the middle of the central shaft 21 and may be regarded as a plastic layer disposed on the surface of the central shaft 21.

To the utility model discloses a location binding member can be including being banding locking band 31. Wherein at least one end of the locking belt 31 is detachably connected with the base.

The locking belt 31 may be configured as an undeformable rigid belt structure, and when the locking belt 31 is used to lock the revolving body workpiece on the support, two ends of the locking belt 31 are spanned and fixed to the base along the radial direction of the revolving body workpiece, so that the surface of the revolving body workpiece is pressed by the inner surface of the locking belt 31. The locking band 31 may also be provided as a band-like structure having elasticity and/or flexibility, including but not limited to a band-like metal sheet. In the latter case, the locking belt 31 can be deformed adaptively according to the specific shape and size of the rotary body workpiece, thereby improving the application range.

According to the material property of the locking belt 31, the locking belt 31 can be fixed with the base through locking, binding, pin positioning and connecting and other modes of the fastening piece 32.

On the basis of the above embodiment, the first end of the locking band 31 is fixedly connected with the base, and the second end is detachably connected with the base through the fastener 32.

When the locking belt 31 is used for locking the revolving body workpiece, firstly, the revolving body workpiece is arranged on the support body; the second end of the locking belt 31 is pulled to rotate around the first end, so that the locking belt 31 crosses over the revolving body workpiece along the radial direction of the revolving body workpiece; finally, the second end of the locking belt 31 is connected with the base through a fastener 32, so that the inner surface of the locking belt 31 presses the revolving body workpiece.

When the locking belt 31 is used for loosening the revolving body workpiece, the fastening piece 32 connected with the second end of the locking belt 31 is firstly removed, and then the second end of the locking belt 31 is pulled to rotate, so that the locking belt 31 is separated from the surface of the revolving body workpiece.

With respect to the fastening member 32 used in the above embodiment, if the base is fixed with a bolt, the fastening member 32 can be configured as a nut, and correspondingly, the second end of the locking member is provided with a through hole for the bolt to pass through. If the base is provided with a threaded hole, the fastener 32 may be provided as a set screw, and correspondingly, the second end of the locking member is provided with a through hole for the set screw to pass through.

The utility model provides a when the cleaning operation of electric motor rotor is applied to the maintenance frock, consider that electric motor rotor produces abandonment pollutants such as dust easily at clean in-process, for this reason, the base includes bottom plate 11 and the supporting shoe 122 of erectting in bottom plate 11 top, consequently, the lower surface of supporting shoe 122 and the upper surface relative separation of bottom plate 11 are equipped with collecting vat 7 between the two.

Referring to fig. 1, in fig. 1, the bottom plate 11 and the supporting block 122 are relatively separated by a supporting frame 121 having legs on the bottom surface. Obviously, the height of the feet of the support frame 121 affects the depth of the collecting gutter 7, and therefore the maintenance tool can adjust the height of the feet of the support frame 121 and the depth of the collecting gutter 7 according to the specific function of the collecting gutter 7, such as collecting water, collecting dust, etc.

The collection tank 7 may be used to collect waste contaminants including dust. With reference to the maintenance tool shown in fig. 1, the horizontal projection size of the collecting tank 7 is not smaller than the horizontal projection size of the supporting block 122 mounted with the revolving body workpiece, so as to ensure that waste pollutants generated in the process of cleaning the revolving body workpiece can fall into the collecting tank 7.

For better technical effect, the bottom of the base is provided with a first roller 4 and a first roller 4 self-locking device. Maintainer drives base and supporter quick, light removal through first gyro wheel 4 to combine 4 self-lock devices of first gyro wheel to realize the locking of base and supporter in appointed place, so that carry out subsequent maintenance operation.

The first roller 4 may be a directional roller or a universal roller. Based on first gyro wheel 4, the utility model provides a maintain frock still can set up handle 5, and maintainer accessible handle 5 promotes base and supporter and removes. Of course, the handle 5 can also be used for lifting the base and the support body, so that the maintenance tool is convenient to carry.

The handle 5 is usually disposed on one side of the base, and may be fixed to the base by welding or the like. Referring to the figures, the handle 5 is fixed on one side of the upper surface of the base, and the height of the handle 5 mounted on the base with respect to the ground is adapted to the height of the maintenance person, so that the maintenance person pushes the base to move through the handle 5.

The handle 5 may be provided in a telescopic configuration. After the height of the handle 5 to the ground is extended through stretching, the handle can be pushed and pulled by a maintainer standing on the ground; after the height to the ground is reduced through the compression by the handle 5, the height size of the maintenance tool can be reduced, and the maintenance operation of a maintainer or the storage of the maintenance tool is facilitated.

On the basis of any one of the above embodiments, in order to facilitate maintenance, cleaning and other operations performed by a maintenance worker, the maintenance tool further includes a seat 6 for the maintenance worker to sit on.

The seat 6 can be fixedly connected with the base and the supporting body, so that the seat 6, the base and the supporting body can move synchronously; can also be separated from the base and the supporting body relatively, and is convenient for adjusting the relative position between the seat 6 and the supporting body.

The seat 6 may include a seat frame 61 and a seat cushion 62 horizontally installed on an upper surface of the seat frame 61.

Normally, the height of the seat frame 61 to which the seat cushion 62 is attached does not exceed the height of the support body attached above the base, so that a maintenance worker using the seat 6 can repair and clean the rotary body work attached to the support body.

The bottom end of the seat 6 can be provided with a second roller 65, which is convenient for maintenance personnel to move around the base and the support body in the maintenance operation. Wherein the second roller 65 may be provided as a universal wheel.

The interior of the seat 6 may be provided with a tool compartment for receiving maintenance tools and cleaning tools, for example, a drawer 63 and a storage plate 64 are provided below the seat cushion 62. The drawer 63 can be used to house smaller or more easily contaminated tools, and the shelf plate 64 can be used to house larger tools.

To sum up, the maintenance tool provided by the utility model not only comprises a structure for positioning and supporting the revolving body workpiece, thereby simplifying the maintenance operation of the revolving body workpiece; still including being used for supplying the thing to sit on 6 that maintainer used, make things convenient for the maintainer to maintain the operation, reduce its intensity of labour, be favorable to the standardized management of maintenance tool.

It is right above the utility model provides a maintenance frock has carried out detailed introduction. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims (10)

1. A maintenance tool is characterized by comprising a base and a support body, wherein the support body is arranged on the base and used for a revolving body workpiece to rotate in a fixed axis mode; and a positioning fastener for clamping the revolving body workpiece relative to the base is arranged above the supporting body.

2. The maintenance tool according to claim 1, wherein the support comprises at least one pair of rollers arranged in parallel and spaced to support the workpiece; the distance between the pair of roller bodies is smaller than the diameter of the revolving body workpiece.

3. The maintenance tool according to claim 2, characterized in that any one of the roller bodies comprises a central shaft (21) and a plastic support body (22) sleeved on and pivoted to the central shaft (21).

4. The maintenance tool according to claim 1, characterized in that the positioning tie comprises a locking band (31) in the form of a band; at least one end of the locking belt (31) is detachably connected with the base.

5. The maintenance tool according to claim 4, characterized in that one end of the locking belt (31) is fixedly connected with the base, and the other end is detachably connected with the base through a fastener (32).

6. The maintenance tool according to claim 1, characterized in that the base comprises a bottom plate (11) and a support block (122) mounted above the bottom plate (11); a collecting groove (7) is arranged between the bottom plate (11) and the supporting block (122).

7. The maintenance tool according to claim 1, characterized in that a first roller (4) and a first roller self-locking device are mounted at the bottom of the base.

8. The maintenance tool according to claim 1, characterized in that a handle (5) is mounted on one side of the base.

9. The maintenance tooling according to any one of claims 1 to 8, further comprising a seat (6) for seating a maintenance person.

10. The maintenance tool according to claim 9, characterized in that a tool magazine is arranged in the seat (6).

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