CN215847940U

CN215847940U - Back wheel extracting tool and equipment maintenance instrument subassembly

Info

Publication number: CN215847940U
Application number: CN202121759630.9U
Authority: CN
Inventors: 袁美俊; 杨恒; 孟强
Original assignee: Inner Mongolia Yitai Chemical Co ltd
Current assignee: Inner Mongolia Yitai Chemical Co ltd
Priority date: 2021-07-30
Filing date: 2021-07-30
Publication date: 2022-02-18
Anticipated expiration: 2031-07-30

Abstract

The utility model provides a backrest wheel disassembling tool and an equipment maintenance tool assembly, and relates to the field of equipment maintenance tools. The backrest wheel disassembling tool comprises an H-shaped support, a jack screw and a pull rod bolt, wherein the support comprises a first support piece, a second support piece, a threaded connecting piece and a groove connecting piece, the first support piece and the second support piece are arranged oppositely and in parallel, the threaded connecting piece is used for connecting the first support piece and the second support piece, a threaded hole for matching the jack screw is formed in the threaded connecting piece, and a groove for passing through the pull rod bolt is formed in the groove connecting piece. The backrest wheel can be quickly disassembled, time and labor are saved, and the working efficiency is greatly improved. The application provides an equipment maintenance tool subassembly, it can conclude the collection to various repair tools in the equipment maintenance of daily life, is convenient for take.

Description

Back wheel extracting tool and equipment maintenance instrument subassembly

Technical Field

The utility model relates to the field of equipment maintenance tools, in particular to a backrest wheel dismounting tool and an equipment maintenance tool assembly.

Background

The back rest wheel is also called a coupling or a flange and is used for connecting mechanical equipment. Generally, a coupler is used for connecting rotating devices, such as a dragging mechanical motor and a dragged mechanical water pump, and one of the methods is to rigidly connect rotating shafts between two devices together by using the coupler to drive the other devices to rotate.

The disassembly process of the backrest wheel is very troublesome in daily equipment maintenance, and the backrest wheel not only needs to be moved, but also needs to be disassembled by fire sometimes. The disassembly process of the backrest wheel in the daily equipment maintenance comprises the following two steps:

(1) and heating the backrest wheel, and taking down the backrest wheel from the shaft by using the principle of expansion with heat and contraction with cold. The method has the advantages that mobile equipment is not used, and equipment alignment steps are reduced. But the shortcoming is also obvious, need handle the fire ticket before the maintenance, fire prevention measure still needs to make in the process of starting a fire, has guardian's guardianship in addition, and guardianship is less. Therefore, the method has complicated steps, and the fire is fired, so that the potential safety hazard risk is increased;

(2) the motor is moved to make the puller free enough space for pulling out the backrest wheel. The method has the advantages of avoiding fire, eliminating potential safety hazard and avoiding looking for a guardian to monitor. But has the disadvantage that the alignment needs to be performed again after the motor has moved. Alignment is a delicate operation, increasing overhaul time.

Therefore, the disassembly methods of the backrest wheel in the two daily equipment maintenance methods have certain defects, time and labor are wasted, and meanwhile, if fire happens, the potential safety hazard is caused, so that the working efficiency is poor.

In view of this, the present application is specifically made.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a backrest wheel disassembling tool which can quickly disassemble a backrest wheel, is time-saving and labor-saving and greatly improves the working efficiency.

The utility model aims to provide an equipment maintenance tool assembly which can collect various maintenance tools in daily equipment maintenance and is convenient to take.

The embodiment of the utility model is realized by the following steps:

in a first aspect, the utility model provides a backrest wheel dismounting tool, which comprises an H-shaped support, a jack screw and a draw bar bolt, wherein the H-shaped support comprises a first support piece, a second support piece, a threaded connecting piece and a groove connecting piece, the first support piece and the second support piece are arranged oppositely and in parallel, the threaded connecting piece is used for connecting the first support piece and the second support piece, a threaded hole matched with the jack screw is formed in the threaded connecting piece, and a groove for the draw bar bolt to pass through is formed in the groove connecting piece.

In an alternative embodiment, the groove connectors are two and distributed on both sides of the threaded connector.

In an alternative embodiment, a first nut is connected to the jackscrew and is engaged with the jackscrew.

In an alternative embodiment, a second nut is connected to the bolt for cooperating with the bolt.

In an alternative embodiment, the threaded connection is welded to both the first support and the second support; the groove connection member is welded to the first support member and the second support member at the same time.

In an alternative embodiment, the spacing between the first and second supports is 13-17mm, the first and second supports are each 28-32mm in length, and the first and second supports are each 8-12mm in thickness.

In an alternative embodiment, the threaded hole has a diameter of 18-22mm and a pitch of 1.5-2.5 mm.

In an alternative embodiment, the terminal wire has a length of 130mm, a diameter of 17.5-21.5mm and a pitch of 1.5-2.5 mm.

In an alternative embodiment, the stay bolt is 8mm in diameter and 60mm long.

In a second aspect, the present invention provides an equipment servicing tool assembly according to the preceding embodiments, comprising a backrest wheel remover according to any of the preceding embodiments.

The embodiment of the utility model has the beneficial effects that:

the application provides a back wheel extracting tool utilizes H shape support as supporting, the one end of two stay bolts is placed respectively in the groove connection spare of two symmetries, the other end respectively with two bolt hole connections of back wheel, the jackscrew top leans on in the position department of the center pin of back wheel, utilize first nut to unscrew the jackscrew, a reaction force can be given for H shape support to the jackscrew, H shape support rethread this moment for form the pulling force between two stay bolts and the back wheel, because the one end of two stay bolts is connected with the back wheel, thereby slowly extract the back wheel from the axle. The application provides a back wheel extracting tool can realize direct convenient, swift pull down the back wheel in narrow and small space, has effectively avoided simultaneously beating, pounces the damage that the operation such as wait caused the back wheel, has also saved the trouble of handling the ticket or the mobile device dismantlement back wheel, has improved work efficiency greatly. The application provides an equipment repair tools subassembly, it includes above-mentioned back wheel extracting tool and other common equipment repair tools, through arrange in same box with it, it can conclude the collection, is convenient for take to various repair tools in the equipment maintenance of daily.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of an H-shaped bracket of a backrest wheel dismounting tool provided by an embodiment of the utility model;

fig. 2 is a schematic structural view of a back wheel dismounting tool according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a back rest wheel dismounting tool provided in the embodiment of the present invention when being engaged with a back rest wheel.

Icon: 100-a back-wheel removal tool; a 110-H shaped stent; 111-a first support; 112-a second support; 113-a threaded connection; 114-a groove connection; 115-a threaded hole; 116-a groove; 120-top thread; 121-a first nut; 130-stay bolts; 131-a second nut; 200-backrest wheel.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. 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.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the description refers must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Examples

Referring to fig. 1 and 2, the present embodiment provides a backrest pulley dismounting tool 100, which includes an H-shaped bracket 110, a jack screw 120, and a stay bolt 130.

Wherein the H-shaped bracket 110 includes a first support 111, a second support 112, a threaded connector 113, and a groove connector 114. In the present application, the first supporting member 111 and the second supporting member 112 are both rod-shaped, specifically, rectangular parallelepiped-shaped, and the first supporting member 111 and the second supporting member 112 are disposed oppositely and in parallel. The distance between the first support 111 and the second support 112 is 13-17mm, the length of each of the first support 111 and the second support 112 is 28-32mm, and the thickness of each of the first support 111 and the second support 112 is 8-12 mm.

The screw-threaded connector 113 is disposed between the first and

second supports

111 and 112 and welded to both the first and

second supports

111 and 112. The threaded connector 113 is cylindrical, and a threaded hole 115 for the top thread 120 to engage is formed in the middle of the threaded connector 113. The exterior of the threaded connector 113 is unthreaded and is welded to both the first and

second supports

111 and 112 at the same time, and the depth of the welding is inserted into the first and

second supports

111 and 112, so that the threaded connector 113 is welded to the first and

second supports

111 and 112 more firmly. Specifically, in the present embodiment, the diameter of the threaded hole 115 is 18 to 22mm, and the pitch is 1.5 to 2.5 mm.

Correspondingly, the length of the jackscrew 120 is 130mm, the diameter is 17.5-21.5mm, and the thread pitch is 1.5-2.5 mm. The thread pitch of the jackscrew 120 is the same as the thread pitch of the threaded hole 115 so as to realize the matching of the jackscrew 120 and the threaded hole 115, and the diameter of the jackscrew 120 is slightly smaller than that of the threaded hole 115 so as to facilitate the insertion of the jackscrew 120 in the threaded hole 115. The top thread 120 is connected with a first nut 121 matched with the top thread 120, and the first nut 121 can realize screwing out of the top thread 120, so that the top thread 120 can slowly eject the backrest 200.

The groove connector 114 is disposed between the first support 111 and the second support 112 and is welded to the first support 111 and the second support 112 at the same time. The groove connecting member 114 is provided with a groove 116 for passing the stay bolt 130. The diameter of the stay bolt 130 is 8mm, the length is 60mm, and the stay bolt 130 is connected with a second nut 131 matched with the bolt. In this embodiment, the two groove connection members 114 are distributed on two sides of the threaded connection member 113. The groove connecting piece 114 is mainly used for fixing the position of a pull rod thread, the pull rod thread can be matched with a second nut 131 to fix the backrest 200 to the H-shaped support 110, and then the top thread 120 is screwed out by using the first nut 121, so that the top thread 120 can slowly eject the backrest 200.

Referring to fig. 3, the working principle of the backrest disassembly tool 100 according to the embodiment of the present application is: the H-shaped bracket 110 is arranged at one side of the backrest 200, one end of each of two draw bar bolts 130 is respectively arranged in two symmetrical groove connecting pieces 114, the other end of each draw bar bolt is respectively connected with two bolt holes of the backrest 200, the jackscrew 120 is propped against the central shaft of the backrest 200, the jackscrew 120 is screwed out by using a first nut 121, in this process, the jack screw 120 applies a reaction force to the H-shaped bracket 110, and the H-shaped bracket 110 moves backward, so that a tensile force is generated between the two stay bolts 130 and the backrest 200, when the reaction force of the jack screw 120 to the H-shaped bracket 110 and the tensile force between the stay bolt 130 and the backrest 200 reach a balanced state, the top thread 120 is continuously unscrewed by the first nut 121, at which time, the tension between the stay bolt 130 and the backrest 200 is simultaneously increased, since one ends of the two stay bolts 130 are connected to the back wheel 200, the back wheel 200 is slowly pulled out from the shaft.

In the using process of the two common methods, manpower and material resources are wasted, and a large amount of precious time is wasted. Moreover, if fire breaks out, the problems of potential safety hazard and the like also exist. After the back-rest wheel dismounting tool 100 provided by the embodiment of the application is used, the back-rest wheel 200 can be directly, conveniently and quickly dismounted in a narrow space. Meanwhile, the damage to the backrest wheel 200 caused by operations such as knocking and smashing is effectively avoided, and the trouble of handling a fire ticket or detaching the backrest wheel 200 by the mobile equipment is also saved. If the fire is not fired or the equipment is not moved, the overhaul time can be reduced to 70% to 80% of the original time. The working efficiency is greatly improved.

To sum up, the backrest ring dismounting tool 100 provided by the present application uses the H-shaped support 110 as a support, one end of each of the two tie bolts 130 is respectively placed in the two symmetrical groove connectors 114, the other end of each of the two tie bolts is respectively connected with the two bolt holes of the backrest ring 200, the jackscrew 120 is abutted against the central shaft of the backrest ring 200, the jackscrew 120 is screwed out by the first nut 121, the jackscrew 120 gives a reaction force to the H-shaped support 110, at this time, the H-shaped support 110 moves backwards, so that a pulling force is formed between the two tie bolts 130 and the backrest ring 200, and the backrest ring 200 is slowly pulled out from the shaft due to the connection of one end of each of the two tie bolts 130 and the backrest ring 200. The application provides a back-wheel extracting tool 100 can realize direct convenient, swift pull down back-wheel 200 in narrow and small space, has effectively avoided simultaneously beating, pounces the damage that the operation such as etc. caused back-wheel 200, has also saved the trouble of handling the fire ticket or mobile device dismantlement back-wheel 200, has improved work efficiency greatly.

In addition, the equipment repair tools subassembly that this application provided, it includes above-mentioned back wheel extracting tool 100 and other common equipment repair tools, through arrange it in same box, its various repair tools that can maintain daily equipment sum up the collection, are convenient for take.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a backrest wheel extracting tool, its characterized in that, it includes H shape support, jackscrew and stay bolt, H shape support includes relative and parallel arrangement's first support piece, second support piece and is used for connecting first support piece with second support piece's threaded connection spare and groove connection spare, the confession has been seted up on the threaded connection spare jackscrew complex screw hole, the confession has been seted up on the groove connection spare the recess that the stay bolt passed through.

2. The backed wheel remover of claim 1, wherein the groove connectors are two and distributed on both sides of the threaded connector.

3. The backed wheel extracting tool according to claim 1, wherein a first nut that engages with the top thread is attached to the top thread.

4. The tool of claim 1 wherein a second nut is attached to the bolt for engaging the bolt.

5. The geneva wheel extraction tool of claim 1, wherein the threaded connection is welded to both the first support and the second support; the groove connection member is welded to the first support member and the second support member at the same time.

6. The coupe removal tool of any one of claims 1-5, wherein the spacing between the first and second supports is 13-17mm, the first and second supports each have a length of 28-32mm, and the first and second supports each have a thickness of 8-12 mm.

7. A tool according to any one of claims 1 to 5, wherein the threaded bore has a diameter of 18 to 22mm and a pitch of 1.5 to 2.5 mm.

8. A back wheel remover according to any of claims 1-5, wherein the length of the jackscrew is 130mm, the diameter is 17.5-21.5mm and the pitch is 1.5-2.5 mm.

9. The backed wheel dismounting tool according to any one of claims 1 to 5, wherein the stay bolt has a diameter of 8mm and a length of 60 mm.

10. An equipment service tool assembly comprising a coupe removal tool according to any one of claims 1 to 9.