CN217195087U

CN217195087U - Puller device

Info

Publication number: CN217195087U
Application number: CN202122223751.8U
Authority: CN
Inventors: 原文宝; 刘方超; 耿鑫; 徐涛; 许海庭; 孙正文; 王衍棣; 王好昌; 朱德平; 邱子诚; 张忠杰
Original assignee: Qingdao Port International Co Ltd; Qingdao Qianwan Container Terminal Co Ltd
Current assignee: Qingdao Port International Co Ltd; Qingdao Qianwan Container Terminal Co Ltd
Priority date: 2021-09-14
Filing date: 2021-09-14
Publication date: 2022-08-16
Anticipated expiration: 2031-09-14

Abstract

The utility model provides a draw horse device, including: the push-pull component is provided with an insertion part; the clamping component is provided with a clamping part for clamping a wheel or a coupler, and the clamping component is provided with a thread tightening part; the screw thread adjusting component has one end inserted in the inserting part and one end screwed in the screw thread screwing part, and an accommodating space is formed among the clamping component, the connecting component and the push-pull component; the locking assembly is provided with 2 groups, wherein one group is locked on the thread adjusting parts positioned on the two sides of the clamping part, and the other group is locked on the bolt adjusting parts positioned on the two sides of the push-pull part; and the jacking device is arranged in the accommodating space. Through the utility model discloses a when drawing horse device to have solved among the prior art and having drawn horse device to have dismouting maintenance, the operation maintenance is hard, problem that intensity of labour is big.

Description

Puller device

Technical Field

The utility model relates to a mechanical extracting tool technical field, concretely relates to draw horse device for dismantling shaft coupling and wheel.

Background

Almost all power transmission mechanisms adopt a coupling or interference fit between wheels and shafts to transmit power, and some power transmission mechanisms have larger fit interference, so that the power transmission mechanisms need to be disassembled by adopting a heavy puller with the length of more than 50T.

Due to the structure of the equipment, the space where some couplings or wheels are located is narrow, other irrelevant accessory devices are often required to be detached when the equipment is detached in the past, the detaching process is complex, the detaching time is long, the efficiency is low, and great inconvenience is brought to maintenance work. Meanwhile, the long-time shutdown of the equipment also seriously affects the production link, and causes a passive situation for production.

The traditional puller has an unadjustable distance, when the distance between the traditional puller and a wheel or a shaft coupling is larger, sizing blocks need to be supplemented in time, and the puller can only be assembled and combined by manpower in a narrow space, so that the labor intensity is high, the operation is inconvenient, and the puller can cause injuries such as extrusion collision and the like to maintenance personnel without paying attention to the puller slightly.

The above information disclosed in this background section is only for enhancement of understanding of the background section of the application and therefore it may contain prior art that does not constitute known technology to those of ordinary skill in the art.

Disclosure of Invention

The utility model discloses when having the dismouting maintenance to the tradition among the prior art and drawing horse device, the operation maintenance is hard, problem that intensity of labour is big, the utility model provides a draw horse device for dismantling shaft coupling and wheel usefulness, the interval between push-and-pull part and the card are established the part is the adjustable, makes it can the multiple different interval of adaptation dismantle the demand, has reduced the intensity of labour who dismantles wheel and shaft coupling.

In order to realize the purpose of the utility model, the utility model adopts the following technical scheme to realize:

the utility model provides a puller device, including:

the push-pull component is provided with an insertion part;

the clamping component is provided with a clamping part for clamping a wheel or a coupler, and the clamping component is provided with a thread tightening part;

one end of the thread adjusting component is inserted into the inserting part, the other end of the thread adjusting component is screwed into the thread screwing part, and an accommodating space is formed among the clamping component, the connecting component and the push-pull component;

the locking assembly is provided with 2 groups, wherein one group is locked on the thread adjusting parts positioned on the two sides of the clamping part, and the other group is locked on the bolt adjusting parts positioned on the two sides of the push-pull part;

and the jacking device is arranged in the accommodating space.

In some embodiments of the present application, the insertion portion is an insertion hole formed in the push-pull member, the insertion hole is a long hole, and the threaded portion is a threaded hole provided corresponding to the insertion portion.

In some embodiments of the present application, the fastening portion is a fastening notch extending from a side of the fastening member to an inside of the fastening member.

In some embodiments of the present application, the fastening notch is an arc-shaped fastening notch or a rectangular fastening notch.

In some embodiments of the subject application, the locking assembly includes 2 nuts threadedly secured to the threaded adjustment member.

In some embodiments of the present application, the thread adjusting member is a screw rod, and the screw rod is provided with 4 threads, and the 4 threads are respectively fixedly connected to four corners of the push-pull member and the clamping member.

In some embodiments of the present application, a lifting handle is provided on both the push-pull member and the engagement member.

In some embodiments of the present application, the push-pull member is a push-pull plate, and the engaging member is an engaging plate.

In some embodiments of the present application, the plurality of the engaging members are provided, and the engaging notches of the plurality of engaging members are different in size.

Compared with the prior art, the utility model discloses an advantage is with positive effect:

the utility model discloses in the horse pulling device who proposes, when dismantling shaft coupling and wheel, establish the part card with suitable card and to the shaft coupling or the wheel that need dismantle, wear 4 screw rods and fix with the nut, install the thrust plate at the other end of screw rod again, according to the fixed thrust plate of the length of jack, put the jack again and can dismantle the operation.

The screw rod can be timely adjusted in operation to change the distance between the clamping component and the push-pull component, so that when the stroke of the ejection device is insufficient, a sizing block does not need to be added, the stroke requirement of the ejection device can be met only by easily adjusting the thread adjusting component, the ejection device is safer and more reliable, and the labor intensity and the damage to workers are reduced;

the whole puller device is simple in structure and small in occupied space, and when the puller device is inserted, only the clamping component is required to be clamped on the corresponding component, so that the puller device can flexibly operate in a narrow space, and the working efficiency is greatly improved.

Other features and advantages of the present invention will become more apparent from the following detailed description of the invention when read in conjunction with the accompanying drawings.

Drawings

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

Fig. 1 is a schematic view of the overall structure of a puller device in an embodiment of the present invention;

fig. 2 is a schematic structural view of a push-pull component of the puller device according to the embodiment of the present invention;

fig. 3 is a schematic structural diagram of a fastening component of the puller device according to an embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The utility model provides an embodiment of draw horse device, draw horse device in this embodiment can be used to dismantle wheel or shaft coupling, and is specific, draw horse device in this embodiment including:

a push-pull member 100, wherein an insertion part 110 is provided on the push-pull member 100;

in some embodiments of the present application, the push-pull member 100 is a push-pull plate, and the shape of the push-pull plate may be a circular plate, a square plate, or a plate with other shapes, which is not limited herein.

In some embodiments of the present application, the insertion portion 110 is an insertion hole formed in the push-pull member 100, and the insertion hole is an elongated hole.

Preferably, the push-pull plate is a circular plate, and the strip-shaped hole is formed along the radial direction of the push-pull plate.

The clamping component 200 is provided with a clamping part 210 for clamping a wheel or a coupling, and the clamping component 200 is provided with a thread tightening part 220;

the screw-fastening portion 220 is a screw-fastening hole, and is disposed corresponding to the cartridge portion 110.

The fastening member 200 is preferably a fastening plate, which may be a square plate or an arc plate.

The engaging portion 210 is an engaging notch extending from a side of the engaging member 200 to the inside of the engaging member 200 in some embodiments of the present application.

In some embodiments of the present application, the latching notch is an arc-shaped latching notch or a rectangular latching notch. The coupling can be clamped on the wheel or the coupling to be dismounted, and the coupling is not limited in particular.

Preferably, the clamping notch in this embodiment includes a square opening and a semi-arc opening communicating with the square opening.

The size of the wheel and the coupler which can be clamped by the clamping gap is limited by the width of the clamping gap, and for convenience of description, the size of the clamping gap refers to the width of the clamping gap.

A screw adjustment member 800 having one end inserted into the insertion portion 110 and one end screwed into the screw tightening portion 220, and having an accommodating space 300 formed between the engaging member 200, the connecting member, and the push-pull member 100;

the screw adjusting member 800 is a screw rod, and is provided to vertically push and pull the member 100 and the engaging member 200, for connecting the engaging member 200 and the push and pull member 100. Each strength of the steel wire rope meets the requirement of at least 25T tension.

A locking assembly 400 provided with 2 sets, one of which is locked to the screw adjustment parts at both sides of the catching part 200 and the other of which is locked to the screw adjustment parts at both sides of the push-pull part 100;

in some embodiments of the present application, the locking assembly 400 includes 2 nuts 410, and 2 nuts 410 are threadedly locked and secured to the threaded adjustment member 800.

The two ends of the screw thread adjusting part 800 are locked and fixed with the push-pull part 100 and the clamping part 200 respectively by the locking assembly 400.

The pressing device 500 is disposed in the accommodating space 300.

In some embodiments of the present application, the pressing device 500 is a jack, which can be directly placed in the receiving space 300 when in use, and is disposed opposite to the shaft position corresponding to the wheel or the coupling to be disassembled, so as to ensure that the shaft can be applied with a force when the disassembly is performed.

When the push-pull member 100 and the fastening member 200 are connected, one end of the screw adjustment member 800 may be screwed into the screw connection portion, and the other end may be inserted into the insertion portion 110, and then both ends may be locked and fixed by the locking assembly 400.

The jack is located in the receiving space 300 between the push-pull member 100 and the engaging member 200, so that a proper screw is selected according to the height of the jack when the push-pull member 100 is fixedly connected.

When the distance between the push-pull component 100 and the clamping component 200 is too small or too large, the distance between the push-pull component 100 and the clamping component can be adjusted and changed by adjusting the knob screw rod, so that the adjustability of the distance between the push-pull component and the clamping component is realized.

In this embodiment, the adjustable distance of the puller device is 0-500 mm.

In order to detach the couplers and the wheels with different shaft diameters, a plurality of clamping components 200 are arranged in the embodiment, and the corresponding clamping gaps on the plurality of clamping components 200 are different in size, so that the couplers and the wheels with different shaft diameters can be detached, and in some embodiments of the application, the clamping components 200 can be used for detaching the couplers and the wheels with shaft diameters of 40mm-200 mm.

The dimensions of the clipping notches on the plurality of clipping components 200 may be set as follows: 60mm, 80mm, 100mm, 120mm, 140mm, 160mm, 180mm and 200 mm. The fastening member 200 is made of a steel plate.

When the connection is matched, two groups of thread adjusting parts 800 can be correspondingly arranged to be matched with the plurality of clamping parts 200, each group comprises 4 thread adjusting parts 800, and the sizes of the two groups of thread adjusting parts 800 can be respectively set to be 260mm and 600 mm.

By arranging a plurality of clamping components 200 and a plurality of groups of thread adjusting components 800 for combined use, the operation range of the puller device in the embodiment is wide, and more than 98% of disassembly tasks for port machine maintenance can be solved;

moreover, 4 thread adjusting components 800 are arranged at the same time, the minimum tension value of each thread adjusting component 800 meets 25T, can reach 50T and 100T, and the matching which is difficult to remove can be removed;

when the coupler and the wheel are disassembled, the proper clamping component 200 is clamped on the coupler or the wheel to be disassembled, 4 screw rods are threaded and fixed by the screw cap 410, the thrust plate is installed at the other end of each screw rod, the thrust plate is fixed according to the length of the jack, and the jack is placed on the coupler or the wheel to be disassembled.

During operation, due to the limited stroke of the jack, the screw rod can be timely adjusted to change the distance between the clamping component 200 and the push-pull component 100, and the disassembly task can be efficiently and simply completed.

The whole puller device is simple in structure and small in occupied space, and only the clamping component 200 is required to be clamped on the corresponding component during insertion, so that the puller device can flexibly operate in a narrow space, and the working efficiency is greatly improved;

the distance between the clamping component 200 and the push-pull component 100 is adjustable, so that the clamping component can be suitable for any type of ejection devices;

moreover, due to the arrangement of the thread adjusting component 800, the distance between the push-pull component 100 and the clamping component 200 can be adjusted, when the stroke of the ejection device is insufficient, no sizing block needs to be added, the stroke requirement of the ejection device can be met by only easily adjusting the thread adjusting component 800, the ejection device is safer and more reliable, and the labor intensity and the damage to workers are reduced.

Specifically, if the diameter of the wheel shaft is 40-120mm, a proper clamping component 200 is selected, a proper screw is selected according to the height of a used jack, the screw is fixed on the clamping component 200 through a nut 410, and then a thrust plate is selected, and the screw is fixed on the thrust plate through the nut 410.

The clamping part 210 on the clamping part 200 is clamped on the wheel or the coupling to be disassembled;

and placing the jack between the thrust plate and the shaft to enable the extending end of the jack to correspond to the shaft position, and pressing the jack to enable the jack to apply force to the shaft so as to separate the shaft from the coupler or the wheel.

If the stroke of the jack is insufficient, the screwing screw can be timely adjusted according to needs to change the gap between the thrust plate and the shaft, and after adjustment, the jack is pressed again until the coupler and the wheel are separated from the shaft.

If the diameter of the wheel shaft is between 120mm and 220mm, a proper clamping component 200 is selected, a proper screw rod is selected according to the height of the used jack, the screw rod is fixed on the clamping component 200 through a screw cap 410, and then a thrust plate is selected, and the screw rod is fixed on the thrust plate through the screw cap 410.

The clamping part 210 on the clamping part 200 is clamped on a wheel or a coupling to be disassembled;

and (3) putting the jack between the thrust plate and the shaft, pressing the jack, adjusting the screw rod timely as required when the stroke of the jack is insufficient so as to adjust the gap between the thrust plate and the shaft, and after adjustment, pressing the jack again until the coupler and the wheel are separated from the shaft.

In some embodiments of the present application, the thread adjusting member 800 is a screw rod, and 4 screw rods are respectively fixedly connected to four corners of the push-pull member 100 and the fastening member 200.

In some embodiments of the present application, a carrying handle 600 is provided on each of the push-pull member 100 and the catching member 200.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications or substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A puller device is characterized by comprising:

the push-pull component is provided with an insertion part;

the screw thread adjusting component has one end inserted in the inserting part and one end screwed in the screw thread screwing part, and an accommodating space is formed among the clamping component, the connecting component and the push-pull component;

and the jacking device is arranged in the accommodating space.

2. The puller device according to claim 1, wherein said insertion portion is an insertion hole provided in said push-pull member, said insertion hole is an elongated hole, and said screw-tightening portion is a screw-tightening hole provided corresponding to a position of said insertion portion.

3. The puller device according to claim 1, wherein said engaging portion is an engaging notch extending from a side of said engaging member into an interior of said engaging member.

4. The puller device according to claim 3, wherein the clipping notch is an arc-shaped clipping notch or a rectangular clipping notch.

5. The puller device according to claim 1, wherein said locking assembly includes 2 nuts, 2 of said nuts being threadedly secured to said threaded adjusting member.

6. The puller device according to claim 1, wherein said screw thread adjusting member is a screw rod provided with 4 screw threads, which are respectively fixedly connected to four corners of said push-pull member and said fastening member.

7. The puller device according to claim 1, wherein a carrying handle is provided on both said push-pull member and said engaging member.

8. The puller device according to claim 1, wherein said push-pull member is a push-pull plate and said catch member is a catch plate.

9. The puller device according to claim 3, wherein the plurality of clamping members are provided, and the clamping notches of the plurality of clamping members are different in size.