CN219408896U - Lifting appliance and lifting device - Google Patents

Abstract

The utility model belongs to the technical field of railway trucks, and particularly relates to a lifting appliance and a lifting device. The hanger comprises: a connecting piece; the lifting piece is arranged on the connecting piece; the abutting piece is arranged on the connecting piece and is opposite to the lifting piece, and the abutting piece abuts against the coupler knuckle; the hook piece is arranged on the connecting piece and is opposite to the lifting piece, the hook piece is arranged between the lifting piece and the abutting piece, and the hook piece penetrates through an opening between the coupler knuckle and the hook body, is arranged in the hook body and is hooked on the protrusion. The lifting appliance and the lifting device are convenient for lifting the coupler assembly, and improve the assembly efficiency.

Description

Lifting appliance and lifting device

Technical Field

The application belongs to the technical field of railway wagons, and particularly relates to a lifting appliance and a lifting device.

Background

The 17-type coupler assembly of the railway wagon is required to be lifted and rotated after being subjected to factory repair and assembled with accessories such as a buffer, a coupler yoke and the like. The buffer and the coupler yoke are hoisted into the front and rear cluster plate seat cavities of the middle beam due to the impact seat structure of the car body during assembly, the 17-type coupler assembly is hoisted to a certain height by the crown block and kept horizontal, the 17-type coupler assembly is inserted into the impact seat from the rear end, and the coupler yoke is connected with the coupler yoke by the coupler yoke pin. The 17-type coupler is characterized in that the gravity center is arranged in the middle of the coupler body, and the position is a plane non-hoisting hanging point. Therefore, the 17-type coupler assembly in the prior art is difficult to horizontally place and hoist.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a lifting appliance and a lifting device, and aims to at least solve the technical problem that a 17-type coupler is difficult to horizontally place and lift.

The technical scheme of the utility model is as follows:

the utility model provides a hoist for hoist coupler group, the coupler group includes knuckle, coupler body and locates the protruding in the coupler body, its characterized in that, hoist includes: a connecting piece; the lifting piece is arranged on the connecting piece; the abutting piece is arranged on the connecting piece and is opposite to the lifting piece, and the abutting piece abuts against the coupler knuckle; the hook piece is arranged on the connecting piece and is opposite to the lifting piece, the hook piece is arranged between the lifting piece and the abutting piece, and the hook piece penetrates through an opening between the coupler knuckle and the hook body, is arranged in the hook body and is hooked on the protrusion.

In some embodiments, the distance between the lifting member and the hook member is greater than the distance between the interference member and the hook member.

In some embodiments, the lifting member comprises a lifting ring or lifting lug.

In some embodiments, the lifting member is perpendicular to the connecting member.

In some embodiments, the interference member is perpendicular to the connector.

In some embodiments, the hook comprises: a first connecting part connected with the connecting piece; the second connecting part is connected with the end part of the first connecting part, which is away from the connecting piece, and is in contact with the bulge, and the second connecting part is perpendicular to the first connecting part; the third connecting part is connected with the end part, deviating from the first connecting part, of the second connecting part, and the bulge is arranged between the first connecting part and the third connecting part.

In some embodiments, a spacing between the first connection portion and the third connection portion is greater than a thickness of the protrusion.

In some embodiments, the first connection is perpendicular to the connector.

In some embodiments, the third connection is perpendicular to the second connection.

Based on the same inventive concept, the application also provides a lifting device comprising the lifting appliance.

The beneficial effects of the utility model at least comprise:

in the prior art, the mode of keeping the 17-type coupler assembly horizontally placed and lifted is to arrange a balance false hook. The detailed scheme is as follows: the scrapped 13-type acting coupler assembly is manufactured into a balance tool, the weight of the balance tool is approximately equal to that of the 17-type coupler assembly, and a lifting hanging ring is arranged on the upper portion of a coupler shoulder of the coupler body of the balance tool. When the 17-type coupler assembly is assembled, the 17-type coupler assembly is firstly connected with the 13-type coupler assembly on the balance tool in a car-coupler connecting and hanging mode on the ground, and then an auxiliary safety rope penetrates through the lower part of the coupler neck of the 17-type coupler and is then hung on the crown block hook. The overhead travelling crane utilizes a common hook lifting tool to lift the balance tool, and at the moment, the 17-type coupler assembly and the balance tool keep eight-shaped lifting under the coupling friction force of the coupler knuckle. After the crane is lifted to a preset height, an operator inserts the rear end of the 17-shaped coupler assembly into the impact seat, the impact seat can support the weight of the 17-shaped coupler assembly, and then the crown block slowly descends to be matched with the 17-shaped coupler assembly to be connected with the coupler yoke. After the assembly is completed, the coupler knuckle on the balance tool is manually opened, the coupler knuckle and the 17-type coupler are combined to cancel the connection, the crown block slowly descends to place the tool at a designated position, and the assembly is completed. The scheme mainly utilizes the weight balance and the wagon coupler coupling principle, but the coupler coupling is designed to be stressed in the horizontal direction, and can only be lifted by means of the friction force of the coupler knuckle during coupling when lifted in the vertical direction, and a safety rope is additionally arranged to prevent 17-type coupler components from falling. Meanwhile, the weight of the balance tool and the 17-type coupler is more than 1 ton, two people are required to hold the safety rope and the balance tool during lifting, and the resultant force pushes the end part of the 17-type coupler to be inserted into the impact seat to complete assembly.

Because the lifting part is arranged on the connecting piece, the abutting part is arranged on the connecting piece and is opposite to the lifting part, the abutting part abuts against the coupler knuckle, the coupler part is arranged on the connecting piece and is opposite to the lifting part, the coupler part is arranged between the lifting part and the abutting part, the coupler part penetrates through an opening between the coupler knuckle and the coupler body to be arranged in the coupler body and is hooked on the protrusion, so that the coupler part and the protrusion are in rigid contact when the coupler assembly is lifted, a safety auxiliary rope does not need to be additionally arranged, the cost is reduced, the force of the coupler part and the coupler body is vertical force when the coupler is lifted, so that falling is avoided, safety is ensured, the abutting part abuts against the coupler knuckle, the coupler body can be used as a force bearing lever fulcrum when the coupler body is lifted, the lifting part is near the center of gravity when the coupler body is horizontally placed, the rear end of the coupler body is kept in an integral horizontal placement state after lifting, the coupler body is kept in a vertical state under a horizontal placement state, the coupler body is convenient to lift the coupler body, the coupler body is separated from the coupler body after the lifting is finished, the coupler body is lifted from the coupler body, the coupler body is not needed to be lifted, and the coupler body is convenient to be taken out from the opening between the coupler body, an operator, the coupler body is convenient to use, and the operator can be conveniently and the coupler body is convenient to use, and the coupler is not easy to take.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural view of a spreader of the present embodiment;

FIG. 2 is a first state of use of the spreader of FIG. 1;

FIG. 3 is a second state of use of the spreader of FIG. 2;

fig. 4 is a schematic diagram of the cooperation of the spreader of fig. 1 with the coupler.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that all the directional indicators in the embodiments of the present utility model are only used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture, and if the specific posture is changed, the directional indicators are correspondingly changed.

In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Furthermore, descriptions such as those referred to as "first," "second," and the like, are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying an order of magnitude of the indicated technical features in the present disclosure. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

The present application is described below with reference to specific embodiments in conjunction with the accompanying drawings:

the lifting appliance and the lifting device provided by the embodiment aim to at least solve the technical problem that the 17-type coupler is difficult to horizontally place and lift to a certain extent.

With reference to fig. 1, 2, 3 and 4, the lifting appliance of the present embodiment is used for lifting a coupler assembly, the coupler assembly includes a coupler knuckle 50, a coupler body 60 and a protrusion 70 disposed in the coupler body 60, and the lifting appliance includes: the connector 10, the lifting member 20, the abutting member 30 and the hook member 40. The lifting member 20 is provided on the connecting member 10. The abutting member 30 is disposed on the connecting member 10 and opposite to the lifting member 20, and the abutting member 30 abuts against the knuckle 50. The hook 40 is disposed on the connecting member 10 and opposite to the lifting member 20, the hook 40 is disposed between the lifting member 20 and the abutting member 30, the opening 80 passing through the hook 40 between the knuckle 50 and the hook body 60 is disposed in the hook body 60, and is hooked on the protrusion 70.

The coupler assembly may be a 17-type coupler assembly.

The cross-sectional shape of the projection 70 is annular.

In the prior art, the mode of keeping the 17-type coupler assembly horizontally placed and lifted is to arrange a balance false hook. The detailed scheme is as follows: the scrapped 13-type acting coupler assembly is manufactured into a balance tool, the weight of the balance tool is approximately equal to that of the 17-type coupler assembly, and a lifting hanging ring is arranged on the upper portion of a shoulder of the coupler body 60 of the balance tool. When the 17-type coupler assembly is assembled, the 17-type coupler assembly is firstly connected with the 13-type coupler assembly on the balance tool in a car-coupler connecting and hanging mode on the ground, and then an auxiliary safety rope penetrates through the lower part of the coupler neck of the 17-type coupler and is then hung on the crown block hook. The overhead travelling crane utilizes a common hook lifting tool to lift the balance tool, and at the moment, the 17-type coupler assembly and the balance tool keep eight-shaped lifting under the coupling friction force of the coupler knuckle. After the crane is lifted to a preset height, an operator inserts the rear end of the 17-shaped coupler assembly into the impact seat, the impact seat can support the weight of the 17-shaped coupler assembly, and then the crown block slowly descends to be matched with the 17-shaped coupler assembly to be connected with the coupler yoke. After the assembly is completed, the coupler knuckle on the balance tool is manually opened, the coupler knuckle and the 17-type coupler are combined to cancel the connection, the crown block slowly descends to place the tool at a designated position, and the assembly is completed. The scheme mainly utilizes the weight balance and the wagon coupler coupling principle, but the coupler coupling is designed to be stressed in the horizontal direction, and can only be lifted by means of the friction force of the coupler knuckle 50 during coupling when lifted in the vertical direction, and a safety rope is additionally arranged to prevent 17-type coupler components from falling. Meanwhile, the weight of the balance tool and the 17-type coupler is more than 1 ton, two people are required to hold the safety rope and the balance tool during lifting, and the resultant force pushes the end part of the 17-type coupler to be inserted into the impact seat to complete assembly.

Because the lifting member 20 is arranged on the connecting member 10, the abutting member 30 is arranged on the connecting member 10 and is opposite to the lifting member 20, the abutting member 30 abuts against the knuckle 50, the hook member 40 is arranged on the connecting member 10 and is opposite to the lifting member 20, the hook member 40 is arranged between the lifting member 20 and the abutting member 30, the hook member 40 penetrates through the opening 80 between the knuckle 50 and the hook body 60 and is arranged in the hook body 60 and is hooked on the protrusion 70, so that when a coupler assembly is lifted, the hook member 40 and the protrusion 70 are in rigid contact, an additional safety auxiliary rope is not required to be arranged, the cost is reduced, the force of the hook member 40 and the coupler assembly is vertical force, so that falling is avoided, safety is ensured, the abutting member 30 abuts against the knuckle 50, the force bearing lever fulcrum when the hook member is lifted, the coupler assembly is near the gravity center when the coupler assembly is horizontally placed, the rear end of the coupler assembly is kept in an integrally horizontally placed state, the coupler assembly is convenient to vertically lift under the horizontally placed state, and the coupler assembly is convenient to directly lift the coupler assembly after the lifting, the coupler assembly is completed, the coupler 40 and the coupler assembly is separated from the opening 50, the coupler assembly can be conveniently carried out by a single person, and the assembly efficiency is not required to be conveniently realized.

In some embodiments, when a type 17 coupler assembly is to be lifted, the coupler assembly is placed horizontally on the platform, and the coupler 10 is inserted from the knuckle 50 and the opening 80 of the coupler body 60, with the coupler 40 inserted into the cavity of the coupler body 60 and hooked onto the boss 70. Then, the coupler 10 is rotated horizontally clockwise, so that the center line of the coupler 10 is kept parallel to the center line of the coupler assembly. Then, the interference member 30 is abutted against the knuckle 50, and the hook member 40 is abutted against the projection 70. The hook for hoisting the crown block is connected with the hoisting piece 20, the connecting piece 10 is supported by hand to be matched with the crown block for vertical hoisting, so that 17-type coupler assembly hoisting is completed, and the 17-type coupler assembly hoisting is assembled. After the assembly is completed, the crown block unloads the force, the connecting piece 10 rotates anticlockwise and is taken out, the bulge 70 is utilized to vertically lift the stress point, and meanwhile, the gravity center deviation and the lever principle are utilized to complete the vertical lifting of the 17-type coupler in a horizontally placed state, so that the structure is simple, the taking is convenient, the use is convenient, and the production efficiency can be improved.

In some embodiments, to facilitate lifting, the spacing between lifting member 20 and coupler 40 is greater than the spacing between interference member 30 and coupler 40 to achieve a lever principle to facilitate lifting of the coupler assembly.

In some embodiments, to facilitate connection of the lifting member 20 to a hanger for lifting a crown block, the lifting member 20 includes a lifting ring or lug.

In some embodiments, to facilitate lifting of the coupler assembly, the lifting member 20 is perpendicular to the coupler 10.

In some embodiments, to facilitate lifting of the coupler assembly, the interference member 30 is perpendicular to the coupler 10.

In some embodiments, the hook 40 includes: a first connection portion 401, a second connection portion 402, and a third connection portion 403. The first connection portion 401 is connected to the connector 10. The second connecting portion 402 is connected to an end of the first connecting portion 401 facing away from the connector 10 and abuts against the protrusion 70, and the second connecting portion 402 is perpendicular to the first connecting portion 401. The third connecting portion 403 is connected with the end portion, deviating from the first connecting portion 401, of the second connecting portion 402, the protrusion 70 is arranged between the first connecting portion 401 and the third connecting portion 403, when the car coupler assembly is lifted, the first connecting portion 401, the second connecting portion 402 and the third connecting portion 403 are in rigid contact with the protrusion 70, a safety auxiliary rope is not required to be additionally arranged, cost is reduced, and when the car coupler assembly is lifted, the stress formed by the second connecting portion 402 and the car coupler is vertical force, so that falling is avoided, and safety is guaranteed.

In this embodiment, in order to facilitate hooking of the hook 40 onto the protrusion 70, a distance between the first connecting portion 401 and the third connecting portion 403 is greater than a thickness of the protrusion 70.

In this embodiment, to facilitate the assembly of the lifting coupler, the first connecting portion 401 is perpendicular to the connecting member 10.

In this embodiment, to facilitate the assembly of the lifting coupler, the third connecting portion 403 is perpendicular to the second connecting portion 402.

Based on the same inventive concept, the present application further provides a lifting device, the lifting device adopts the lifting appliance, the specific structure of the lifting appliance refers to the above embodiments, and since the water body purifying device adopts all the technical schemes of all the embodiments, at least the lifting device has all the beneficial effects brought by the technical schemes of the embodiments, and the description is omitted herein.

In the description of the present application, it should be understood that the terms "center," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," etc. indicate or are based on the orientation or positional relationship shown in the drawings, merely for convenience of description and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application.

In the description of the present utility model, unless explicitly stated and limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, or may include both the first and second features not being in direct contact but being in contact by another feature therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present application. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Further, one skilled in the art can engage and combine the different embodiments or examples described in this specification.

While the preferred embodiments of the present application have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the following claims be interpreted as including the preferred embodiments and all such alterations and modifications as fall within the scope of the application.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present application without departing from the spirit or scope of the application. Thus, if such modifications and variations of the present application fall within the scope of the claims and the equivalents thereof, the present application is intended to cover such modifications and variations.

Claims (10)

1. A lifting appliance for lifting a coupler assembly, the coupler assembly comprising a knuckle, a body and a protrusion disposed in the body, the lifting appliance comprising:

a connecting piece;

the lifting piece is arranged on the connecting piece;

the abutting piece is arranged on the connecting piece and is opposite to the lifting piece, and the abutting piece abuts against the coupler knuckle;

the hook piece is arranged on the connecting piece and is opposite to the lifting piece, the hook piece is arranged between the lifting piece and the abutting piece, and the hook piece penetrates through an opening between the coupler knuckle and the hook body, is arranged in the hook body and is hooked on the protrusion.

2. The spreader of claim 1, wherein a spacing between the lifting member and the hook member is greater than a spacing between the interference member and the hook member.

3. The spreader of claim 1, wherein the lifting member comprises a lifting eye or a lifting lug.

4. A spreader as claimed in any one of claims 1 to 3, wherein the lifting member is perpendicular to the connecting member.

5. A spreader as claimed in any one of claims 1 to 3, wherein the interference member is perpendicular to the connector member.

6. A spreader according to any one of claims 1-3, wherein the hook member comprises:

a first connecting part connected with the connecting piece;

the second connecting part is connected with the end part of the first connecting part, which is away from the connecting piece, and is in contact with the bulge, and the second connecting part is perpendicular to the first connecting part;

the third connecting part is connected with the end part, deviating from the first connecting part, of the second connecting part, and the bulge is arranged between the first connecting part and the third connecting part.

7. The spreader of claim 6, wherein a spacing between the first connection portion and the third connection portion is greater than a thickness of the protrusion.

8. The spreader of claim 6, wherein the first connection is perpendicular to the connector.

9. The spreader of claim 6, wherein the third connection is perpendicular to the second connection.

10. A lifting device comprising a spreader as claimed in any one of claims 1 to 9.