CN219792163U - Lifting device for bogie of diesel locomotive - Google Patents

Abstract

The utility model provides a trolley overhead hoist for an internal combustion locomotive, and relates to the technical field of equipment overhead hoists. This diesel locomotive bogie overhead hoist includes: the device comprises a lower tray, a first steel wire rope, an upper pressing plate, a second steel wire rope, a fastening component and a third steel wire rope; the first steel wire rope is positioned on one side of the lower tray and the upper pressing plate, and the second steel wire rope, the fastening component and the third steel wire rope are positioned on the other side of the lower tray and the upper pressing plate; two ends of the first steel wire rope are respectively connected with the lower tray and the upper pressing plate; two ends of the fastening component are respectively connected with the second steel wire rope and the third steel wire rope, and two ends of the second steel wire rope and the third steel wire rope, which deviate from each other, are respectively connected with the upper pressing plate and the lower tray; the lower tray is used for supporting a series of spring supporting plates, and the upper pressing plate is used for ballasting the upper cover plate of the side beam of the framework. The utility model can ensure that the wheel set motor assembly of the bogie is not separated and does not fall in the lifting process, and can improve or solve the problem of falling risk of the wheel set motor assembly when the bogie is lifted.

Description

Lifting device for bogie of diesel locomotive

Technical Field

The utility model relates to the technical field of equipment lifting devices, in particular to a lifting device for a bogie of an internal combustion locomotive.

Background

The bogie is an important part in the composition of the diesel locomotive, is positioned between the locomotive body and the steel rail, bears vertical load, guides the locomotive to run along the rail, transmits acting force between the locomotive body and the wheel set and between the steel rail and the locomotive body, and ensures that the axle weight can be evenly distributed. The main structure of the bogie comprises an axle box, a framework side beam upper cover plate, a framework side beam side vertical plate, a series of springs and a series of spring supporting plates, wherein the series of springs are connected with the axle box, the series of springs are positioned between the series of spring supporting plates and the framework, the series of springs are used for connecting the series of spring supporting plates with the framework, the framework side beam upper cover plate is covered on the top surface of the framework, and the framework side beam side vertical plate is vertically arranged on the side surface of the framework. The bogie adopts double-pull rod positioning type rolling bearing axle box, and the rolling bearing axle box without guide frame is suitable for high-power and high-speed diesel locomotive. The axle box is connected with the framework through the upper axle box pull rod and the lower axle box pull rod, and the support of the primary spring and the axle box body are cast into a whole, thereby simplifying the structure. The bogie also comprises a motor for driving the wheels to rotate, the motor, the wheel pair and the axle box mainly form a wheel pair motor assembly, and the wheel pair motor assembly has large mass and mainly has the effects of bearing, steering and damping the internal combustion locomotive and providing traction and braking force for the internal combustion locomotive.

When the diesel locomotive is subjected to overhaul operation, the bogie is required to be separated from the locomotive body for overhaul, and the overhauled bogie is required to be transported to a car falling station for car falling operation, so that the bogie is required to be subjected to lifting operation after assembly.

When the bogie is lifted, the wheel set motor assembly is connected with the framework only by virtue of the axle box pull rod, so that the risk of falling of the wheel set motor assembly exists.

Disclosure of Invention

The utility model provides a trolley lifting device for an internal combustion locomotive, which can solve the problem that a wheel pair motor assembly falls when a trolley is lifted.

The utility model provides a trolley lifting device of an internal combustion locomotive, which comprises: the device comprises a lower tray, a first steel wire rope, an upper pressing plate, a second steel wire rope, a fastening component and a third steel wire rope; the bogie comprises a series of spring supporting plates and a framework side beam upper cover plate, and the series of spring supporting plates are connected with the framework side beam upper cover plate; the first steel wire rope, the second steel wire rope, the fastening component and the third steel wire rope are all positioned between the lower tray and the upper pressing plate, the first steel wire rope is positioned on one side of the lower tray and one side of the upper pressing plate, and the second steel wire rope, the fastening component and the third steel wire rope are positioned on the other side of the lower tray and the other side of the upper pressing plate; two ends of the first steel wire rope are respectively connected with the lower tray and the upper pressing plate; the two ends of the fastening component are respectively connected with the second steel wire rope and the third steel wire rope, the fastening component can be adjusted to stretch out and draw back, and the two ends of the second steel wire rope and the third steel wire rope, which deviate from each other, are respectively connected with the upper pressing plate and the lower tray; the lower tray is used for supporting a series of spring supporting plates, and the upper pressing plate is used for ballasting the upper cover plate of the side beam of the framework.

Through adopting above-mentioned technical scheme, lower tray, first wire rope, the top board, second wire rope, fastening assembly and third wire rope form confined annular, when handling the bogie, establish a series of spring layer board with this overhead hoist cover, a series of spring and framework, lower tray, first wire rope, the top board, second wire rope, fastening assembly and third wire rope can carry out full surrounding constraint to a series of spring layer board, a series of spring and framework, can prevent effectively that the bogie wheel from deviating from to fall to the motor assembly, guaranteed the safe and reliable of bogie handling, ensured operating personnel's life safety, and is simple to use, and the practicality is strong.

In the preferable technical scheme of the diesel locomotive bogie lifting device, the fastening component is a basket fastener, an upper retaining ring is arranged at the bottom end of the second steel wire rope, the top end of the basket fastener is connected with the upper retaining ring in a buckling manner, and the bottom end of the basket fastener is connected with the third steel wire rope.

By adopting the technical scheme, the flower basket fastener is used for connecting the second steel wire rope and the third steel wire rope, so that the strength of the second steel wire rope and the third steel wire rope after being connected is ensured; the flower basket fastener can be used for conveniently and rapidly adjusting the distance between the second steel wire rope and the third steel wire rope, and the quick installation and the quick disassembly of the lifting device are also ensured.

In the preferable technical scheme of the diesel locomotive bogie lifting device, the top surface of the lower tray is provided with a protruding part which is in plug-in fit with the primary spring supporting plate.

Through adopting above-mentioned technical scheme, the bellying of lower tray top surface can be when fixed axle box wheel pair, and is fixed totally with a series of spring layer board, prevents to deviate from because external force factor leads to this overhead hoist, ensures the connection reliability of this overhead hoist and bogie.

In the preferable technical scheme of the overhead hoist for the bogie of the diesel locomotive, the two ends of the upper pressing plate are respectively provided with a side blocking part, and the side blocking parts are used for abutting and limiting the side face of the upper cover plate of the side beam of the framework.

Through adopting above-mentioned technical scheme, top board and side fender portion can be fixed the top board totally when fixed axle box wheel pair, prevents to deviate from because this overhead hoist because external force factor leads to.

In the preferable technical scheme of the diesel locomotive bogie lifting device, the top ends of the first steel wire rope and the second steel wire rope are respectively connected with the side blocking parts at two ends of the upper pressing plate.

By adopting the technical scheme, the distance between the first steel wire rope and the second steel wire rope as well as the distance between the first steel wire rope and the third steel wire rope can be furthest, and the first steel wire rope, the second steel wire rope and the third steel wire rope are prevented from contacting the framework as much as possible, so that the surface paint of the framework is protected.

In the preferable technical scheme of the diesel locomotive bogie lifting device, the bogie further comprises at least one first jacking body, the bogie further comprises a framework, the first jacking body is used for being abutted between the first steel wire rope and the framework, and the first steel wire rope is abutted against the framework through the first jacking body.

Through adopting above-mentioned technical scheme, set up first tight body that pushes up, on the one hand can make the wheel pair axle box device fixed more firm, on the other hand can make first wire rope not direct contact each component of bogie, prevent the paint on scratch bogie surface.

In the preferable technical scheme of the diesel locomotive bogie lifting device, the bogie further comprises at least one second jacking body, the bogie further comprises a framework, the second jacking body is used for being abutted between the second steel wire rope and the framework, and the second steel wire rope is abutted against the framework through the second jacking body.

Through adopting above-mentioned technical scheme, after setting up the second tight body that pushes up, on the one hand can make the wheel pair axle box device fixed more firm, on the other hand can make second wire rope, third wire rope not direct contact each component of bogie, prevent the paint of scratch bogie surface.

In the preferable technical scheme of the diesel locomotive bogie lifting device, the surfaces of the lower tray, the upper pressing plate, the first steel wire rope, the second steel wire rope, the third steel wire rope, the first propping body and the second propping body are all provided with soft wrapping layers.

Through adopting above-mentioned technical scheme, can prevent lower tray, top board, first wire rope, second wire rope, third wire rope, the paint of the first tight body of top and the tight body scratch bogie surface of second top.

In the preferable technical scheme of the diesel locomotive bogie lifting device, the surface of the first jacking body, which is in contact with the first steel wire rope, is set to be a first arc-shaped surface, and the surface of the second jacking body, which is in contact with the second steel wire rope, is set to be a second arc-shaped surface.

Through adopting above-mentioned technical scheme, the contact stress of first wire rope and first tight body that pushes up can be reduced to first arcwall face, and the contact stress of second wire rope and the tight body contact position of second top can be reduced to the second arcwall face, makes contact stress can disperse along first wire rope, second wire rope to protection first wire rope, second wire rope, extension first wire rope, second wire rope's life.

In the preferable technical scheme of the internal combustion locomotive bogie lifting device, at least one of the first arc-shaped surface and the second arc-shaped surface is provided with a plurality of friction ridges.

Through adopting above-mentioned technical scheme, friction burr can increase the static friction power between first tight body and the first wire rope mutually, and friction burr can increase the second tight body of top and with the second wire rope static friction power between each other, makes first tight body, the side of the tight framework of second top can be pressed against more steadily.

According to the trolley device for the diesel locomotive bogie, provided by the utility model, the first spring supporting plate, the first spring and the framework are fully surrounded and restrained by forming the closed annular lower tray, the first steel wire rope, the upper pressing plate, the second steel wire rope, the fastening component and the third steel wire rope, so that the trolley wheel pair motor assembly can be effectively prevented from falling off and falling, the safety and reliability of trolley lifting are ensured, the life safety of operators is ensured, the use is simple, and the practicability is strong.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the utility model and together with the description, serve to explain the principles of the utility model.

Fig. 1 is a schematic structural view of a bogie lifting device for an internal combustion locomotive according to an embodiment of the present utility model;

FIG. 2 is a front view of an internal combustion locomotive bogie lifting device provided by an embodiment of the present utility model;

FIG. 3 is a state diagram of the use of the diesel locomotive bogie lifting device provided by the embodiment of the utility model;

fig. 4 is a front view of a use state of a bogie lifting device for an internal combustion locomotive according to an embodiment of the present utility model.

Reference numerals illustrate:

100-lower tray; 110-a boss;

200-a first steel wire rope; 210-a first puller; 211-a first arcuate surface;

300-an upper pressing plate; 310-side stops;

400-second steel wire rope; 410-a second puller; 411-a second arcuate surface; 420-upper snap ring;

500-fastening assembly;

600-third steel wire rope;

700-bogie; 710-a framework; 711-frame side sill upper cover plate; 712-framing side rail side risers;

720-axle boxes; 730-a series of springs; 740-a series of spring pallets.

Specific embodiments of the present utility model have been shown by way of the above drawings and will be described in more detail below. The drawings and the written description are not intended to limit the scope of the inventive concepts in any way, but rather to illustrate the inventive concepts to those skilled in the art by reference to the specific embodiments.

Detailed Description

Reference will now be made in detail to exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, the same numbers in different drawings refer to the same or similar elements, unless otherwise indicated. The implementations described in the following exemplary examples do not represent all implementations consistent with the utility model. Rather, they are merely examples of apparatus and methods consistent with aspects of the utility model as detailed in the accompanying claims.

The terms "first," "second," "third," "fourth" and the like in the description and in the claims and in the above drawings, if any, are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments of the utility model described herein may be implemented, for example, in sequences other than those illustrated or otherwise described herein.

In embodiments of the utility model, words such as "exemplary" or "such as" are used to mean examples, illustrations, or descriptions. Any embodiment or design described herein as "exemplary" or "for example" should not be construed as preferred or advantageous over other embodiments or designs. Rather, the use of words such as "exemplary" or "such as" is intended to present related concepts in a concrete fashion.

As described in the background art, the bogie is positioned between the vehicle body and the steel rail, bears vertical load, guides the vehicle to run along the rail, and transmits acting force between the vehicle body and the wheel set as well as between the steel rail and the vehicle body, so that axle weight can be evenly distributed. The main structure of the bogie comprises an axle box, a framework side beam upper cover plate, a framework side beam side vertical plate, a series of springs and a series of spring supporting plates, wherein the series of springs are connected with the axle box, the series of springs are positioned between the series of spring supporting plates and the framework, the series of springs are used for connecting the series of spring supporting plates with the framework, the framework side beam upper cover plate covers the top surface of the framework, and the framework side beam side vertical plate is vertically arranged on the side surface of the framework. The axle box is connected with the framework through the upper axle box pull rod and the lower axle box pull rod, and the support of the primary spring and the axle box body are cast into a whole, thereby simplifying the structure. The bogie also comprises a motor for driving the wheels to rotate, the motor, the wheel pair and the axle box mainly form a wheel pair motor assembly, and the wheel pair motor assembly has large mass and mainly has the effects of bearing, steering and damping the internal combustion locomotive and providing traction and braking force for the internal combustion locomotive.

When the diesel locomotive is subjected to overhaul operation, the bogie is required to be separated from the locomotive body for overhaul, and the overhauled bogie is required to be transported to a car falling station for car falling operation, so that the bogie is required to be subjected to lifting operation after assembly.

The inventor finds that the risk of falling of the wheel set motor assembly exists because the wheel set motor assembly is connected with the framework only by virtue of the axle box pull rod when the bogie is lifted.

According to the technical problem, the embodiment of the utility model provides the lifting device for the bogie of the diesel locomotive, which is characterized in that the lower tray, the first steel wire rope, the upper pressing plate, the second steel wire rope, the fastening component and the third steel wire rope are formed in a closed ring shape, so that the primary spring supporting plate, the primary spring and the framework are fully surrounded and restrained, the falling of the bogie wheel pair motor assembly can be effectively prevented, the safety and reliability of lifting the bogie are ensured, the life safety of operators is ensured, the use is simple, and the practicability is high.

The following describes the technical scheme of the present utility model and how the technical scheme of the present utility model solves the above technical problems in detail with specific embodiments. The following embodiments may be combined with each other, and the same or similar concepts or processes may not be described in detail in some embodiments. Embodiments of the present utility model will now be described with reference to fig. 1-4.

Example 1

Referring to fig. 1 to 3, an embodiment of the present utility model provides a lifting device for a bogie 700 of an internal combustion locomotive, comprising: the lower tray 100, the first wire rope 200, the upper press plate 300, the second wire rope 400, the fastening assembly 500, the third wire rope 600, the first tightening body 210, and the second tightening body 410.

The positional relationship is: the first wire rope 200, the second wire rope 400, the fastening assembly 500, the third wire rope 600, the first tightening body 210, and the second tightening body 410 are all located between the lower tray 100 and the upper platen 300, the first wire rope 200 and the first tightening body 210 are located at one side of the same side of the lower tray 100 and the upper platen 300, and the second wire rope 400, the fastening assembly 500, the third wire rope 600, and the second tightening body 410 are located at the other side of the same side of the lower tray 100 and the upper platen 300.

The connection relation is as follows: the two ends of the first steel wire rope 200 are fixedly connected with the lower tray 100 and the upper pressing plate 300 respectively, the two ends of the fastening assembly 500 are connected with the second steel wire rope 400 and the third steel wire rope 600 respectively, the fastening assembly 500 can be adjusted to stretch and retract, and the two ends, deviating from each other, of the second steel wire rope 400 and the third steel wire rope 600 are fixedly connected with the upper pressing plate 300 and the lower tray 100 respectively.

The functional uses are as follows: the lower tray 100 is used for supporting a series of spring supporting plates 740, and the upper pressing plate 300 is used for ballasting the upper cover plate 711 of the side beam of the framework; the first wire rope 200 abuts the frame side rail side riser 712 of the frame 710 through the first tightening body 210, and the second wire rope 400 abuts the frame side rail side riser 712 of the frame 710 through the second tightening body 410.

Specifically, the lower tray 100, the first steel wire rope 200, the upper pressing plate 300, the second steel wire rope 400, the fastening assembly 500 and the third steel wire rope 600 form a closed ring shape, when the bogie 700 is lifted, the lifting device is sleeved with the spring supporting plate 740, the spring 730 and the framework 710, the lower tray 100, the first steel wire rope 200, the first tightening body 210, the upper pressing plate 300, the second tightening body 410, the second steel wire rope 400, the fastening assembly 500 and the third steel wire rope 600 can fully encircle and restrain the spring supporting plate 740, the spring 730 and the framework 710, the bogie 700 can be effectively prevented from falling off the wheel set motor assembly, the safety and reliability of lifting the bogie 700 are ensured, the life safety of operators is ensured, the use is simple, and the practicability is high. Further, after the first and second tightening bodies 210 and 410 are provided, the wheel set housing 720 can be more firmly fixed, and the first, second, third, and fastening members 200, 400, 600, and 500 can be prevented from directly contacting the respective members of the bogie 700, thereby preventing paint from being scraped on the surface of the bogie 700.

Referring to fig. 3 and 4, in some exemplary embodiments of the present utility model, two ends of the upper platen 300 are integrally formed with side blocking portions 310 facing the ground, the side blocking portions 310 are used to abut against the side surfaces of the upper cover 711 of the side frame, and the top ends of the first wire rope 200 and the second wire rope 400 are fixedly connected to the side blocking portions 310 at two ends of the upper platen 300.

Specifically, the upper platen 300 and the side stopper 310 can completely fix the upper platen 300 when the axle box 720 is fixed, and prevent the swing device from being pulled out due to external force. Since the side blocking parts 310 are disposed at both ends of the upper pressing plate 300, the first wire rope 200 can be furthest away from the second wire rope 400 and the third wire rope 600, and the first wire rope 200, the second wire rope 400, the third wire rope 600 and the fastening assembly 500 are prevented from contacting the frame 710 as much as possible, thereby protecting the surface paint of the frame 710.

Referring to fig. 3 and 4, in some embodiments of the present utility model, an exemplary top surface of the lower tray 100 is integrally formed with a protruding portion 110 capable of being inserted into a series of spring supporting plates 740, and the protruding portion 110 of the lower tray 100 can be inserted into the series of spring supporting plates 740 through a bottom surface of the series of spring supporting plates 740. Specifically, the boss 110 on the top surface of the lower tray 100 can completely fix the first spring supporting plate 740 when the axle box 720 is fixed, prevent the lifting device from being pulled out due to external force factors, and ensure the connection reliability of the lifting device and the bogie 700.

Referring to fig. 1 to 3, in some embodiments of the present utility model, the fastening assembly 500 is an exemplary basket fastener, the bottom end of the second wire rope 400 is tied with the upper buckle 420, the top end of the basket fastener is buckled with the upper buckle 420, and the bottom end of the basket fastener is fixedly connected with the third wire rope 600. Specifically, the basket fastener is used to connect the second wire rope 400 and the third wire rope 600, so that the strength of the second wire rope 400 and the third wire rope 600 after connection is ensured; the use of the basket fastener can conveniently and rapidly adjust the spacing between the second wire rope 400 and the third wire rope 600, and also ensures rapid installation and disassembly when the overhead hoist is used.

In some embodiments provided by the present utility model, the surfaces of the lower tray 100, the upper platen 300, the first wire rope 200, the second wire rope 400, the third wire rope 600, the fastening assembly 500, the first tightening body 210, and the second tightening body 410 are each provided with a soft wrapping layer (not shown in the drawings), by way of example. Specifically, the soft wrap layer can prevent the lower tray 100, the upper platen 300, the first wire rope 200, the second wire rope 400, the third wire rope 600, the first tightening body 210, and the second tightening body 410 from scratching paint on the surface of the bogie 700.

Referring to fig. 1 to 4, in some embodiments of the present utility model, the number of the first tightening bodies 210 between the first wire rope 200 and the frame 710 is at least one, and the number of the second tightening bodies 410 between the second wire rope 400 and the frame 710 is at least one. Specifically, the number of the first and second tightening bodies 210 and 410 can be determined according to actual needs to achieve the best effect of reasonably constraining the frame 710.

The surface of the first tightening body 210 contacting the first wire rope 200 is provided with an arc surface, and the surface of the second tightening body 410 contacting the second wire rope 400 is provided with an arc surface. Specifically, the arc surface can reduce the contact stress between the first wire rope 200 and the contact positions of the first tightening body 210 and the second wire rope 400 and the second tightening body 410, so that the contact stress can be dispersed along the first wire rope 200 and the second wire rope 400, thereby protecting the first wire rope 200 and the second wire rope 400 and prolonging the service lives of the first wire rope 200 and the second wire rope 400.

Example 2

In some embodiments provided by the present utility model, at least one of the first arcuate surface 211 and the second arcuate surface 411 is illustratively provided with a plurality of friction ridges (not shown in the drawings) that are uniformly distributed on either the first arcuate surface 211 or the second arcuate surface 411. Specifically, the friction ribs can increase the static friction force between the first tightening body 210 and the first wire rope 200, and the friction ribs can increase the static friction force between the second tightening body 410 and the second wire rope 400, so that the first tightening body 210 and the second tightening body 410 can more stably tighten the side surface of the frame 710.

To sum up, when the present lifting device is used, first, the lower tray 100 of the present lifting device is placed on the bottom of the series of spring supporting plates 740, the lower tray 100 is aligned to the series of spring supporting plates 740, and the protruding portion 110 of the lower tray 100 is inserted into the series of spring supporting plates 740, so as to complete the butt joint of the lower tray 100 and the series of spring supporting plates 740.

Subsequently, the hook at the top of the basket fastener is temporarily disengaged from the upper snap ring 420, the upper snap ring 420 is held by hand to penetrate the present trolley from the inside of the bogie 700, and after the upper pressure plate 300 reaches the top of the frame side rail upper cover 711, the upper pressure plate 300 is snapped onto the frame side rail upper cover 711.

Then, the hooks of the upper buckle ring 420 and the basket fastener are hooked again, after the lower tray 100 is overlapped with the first series of spring supporting plates 740 in the vertical direction, the basket fastener is screwed up with a certain force, the first steel wire rope 200, the second steel wire rope 400 and the third steel wire rope 600 are in a relatively tight state, the first tightening body 210 is placed between the first steel wire rope 200 and the corresponding side beam vertical plate 712 of the framework, then the second tightening body 410 is placed between the second steel wire rope 400 and the corresponding side beam vertical plate 712 of the framework, the position of the lower tray 100 is adjusted again, the basket fastener is fastened until the first steel wire rope 200, the second steel wire rope 400 and the third steel wire rope 600 are in a completely tight state, the first tightening body 210 and the second tightening body 410 are in a completely tight state, the rest of the axle boxes 720 are fixed according to the method, the bogie 700 can be lifted, and in the process of the bogie 700, the motor assembly can firmly lift the motor assembly and the framework from falling off, and unexpected connection of the motor assembly can be avoided.

After the lifting of the bogie 700 is completed, the basket fastener is unscrewed, so that the first steel wire rope 200, the second steel wire rope 400 and the third steel wire rope 600 are gradually in a loose state, in the process, the first propping body 210 and the second propping body 410 are timely taken down, then, the hooks at the top of the basket fastener are separated from the upper retaining ring 420, the lower tray 100 is separated from the first spring supporting plate 740, the lifting device is in an open-loop state, and the lifting device is separated from the bogie 700.

Other embodiments of the utility model will be apparent to those skilled in the art from consideration of the specification and practice of the disclosed technology. This utility model 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.

It is to be understood that the utility model is not limited to the precise arrangements and instrumentalities shown in the drawings, which have been described above, and that various modifications and changes may be effected without departing from the scope thereof. The scope of the utility model is limited only by the appended claims.

It should be noted that references in the specification to "one embodiment," "an example embodiment," "some embodiments," etc., indicate that the embodiment may include a particular feature, structure, or characteristic, but every embodiment may not necessarily include the particular feature, structure, or characteristic. Moreover, such phrases are not necessarily referring to the same embodiment. Furthermore, when a particular feature, structure, or characteristic is described in connection with an embodiment, it is submitted that it is within the knowledge of one skilled in the art to effect such feature, structure, or characteristic in connection with other embodiments whether or not explicitly described.

Generally, terms should be understood at least in part by use in the context. For example, the term "one or more" as used herein may be used to describe any feature, structure, or characteristic in a singular sense, or may be used to describe a combination of features, structures, or characteristics in a plural sense, at least in part depending on the context. Similarly, terms such as "a" or "an" may also be understood to convey a singular usage or a plural usage, depending at least in part on the context.

It should be readily understood that the terms "on … …", "above … …" and "above … …" in this disclosure should be interpreted in the broadest sense such that "on … …" means not only "directly on something", but also includes "on something" with intermediate features or layers therebetween, and "above … …" or "above … …" includes not only the meaning "on something" or "above" but also the meaning "above something" or "above" without intermediate features or layers therebetween (i.e., directly on something).

Further, spatially relative terms, such as "below," "beneath," "above," "over," and the like, may be used herein for ease of description to describe one element or feature's relationship to another element or feature as illustrated. Spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. The device may have other orientations (rotated 90 degrees or at other orientations), and the spatially relative descriptors used herein interpreted accordingly.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

Claims (10)

1. An internal combustion locomotive bogie lifting device, comprising: the device comprises a lower tray, a first steel wire rope, an upper pressing plate, a second steel wire rope, a fastening component and a third steel wire rope; the bogie comprises a series of spring supporting plates and a framework side beam upper cover plate, and the series of spring supporting plates are connected with the framework side beam upper cover plate;

the first steel wire rope, the second steel wire rope, the fastening component and the third steel wire rope are all positioned between the lower tray and the upper pressing plate, the first steel wire rope is positioned on one side of the lower tray and one side of the upper pressing plate, and the second steel wire rope, the fastening component and the third steel wire rope are positioned on the other side of the lower tray and the other side of the upper pressing plate;

two ends of the first steel wire rope are respectively connected with the lower tray and the upper pressing plate; the two ends of the fastening component are respectively connected with the second steel wire rope and the third steel wire rope, the fastening component can be adjusted to stretch out and draw back, and the two ends of the second steel wire rope and the third steel wire rope, which deviate from each other, are respectively connected with the upper pressing plate and the lower tray;

the lower tray is used for supporting a series of spring supporting plates, and the upper pressing plate is used for ballasting the upper cover plate of the side beam of the framework.

2. The diesel locomotive bogie overhead hoist of claim 1, wherein the fastening assembly is a basket fastener, an upper snap ring is provided at a bottom end of the second wire rope, a top end of the basket fastener is snap-connected with the upper snap ring, and a bottom end of the basket fastener is connected with the third wire rope.

3. The diesel locomotive truck overhead hoist of claim 1, characterized in that a top surface of the lower tray is provided with a boss for mating with the series of spring brackets.

4. The diesel locomotive bogie overhead hoist of claim 1, wherein both ends of the upper platen are provided with side stop portions for abutting against side surfaces of the frame side sill upper cover plate.

5. The overhead hoist for a bogie of an internal combustion locomotive according to claim 4, wherein the top ends of the first wire rope and the second wire rope are respectively connected with side stoppers at both ends of the upper pressure plate.

6. The diesel locomotive bogie overhead hoist of claim 5, further comprising at least one first gripping body, the bogie further comprising a frame, the first gripping body being adapted to abut between the first wire rope and the frame, the first wire rope abutting the frame through the first gripping body.

7. The diesel locomotive bogie overhead hoist of claim 6, further comprising at least one second gripping body, the bogie further comprising a frame, the second gripping body being adapted to abut between the second wire rope and the frame, the second wire rope abutting the frame through the second gripping body.

8. The diesel locomotive bogie overhead hoist of claim 7, wherein the surfaces of the lower tray, upper platen, first wire rope, second wire rope, third wire rope, first puller body, and second puller body are each provided with a soft wrap.

9. The diesel locomotive bogie overhead hoist of claim 7 or 8, wherein a surface of the first gripping body in contact with the first wire rope is provided as a first arcuate surface, and a surface of the second gripping body in contact with the second wire rope is provided as a second arcuate surface.

10. The diesel locomotive truck overhead hoist of claim 9, wherein at least one of the first arcuate surface and the second arcuate surface has a plurality of friction ridges disposed thereon.