CN217374172U - Assembly tool of pantograph device - Google Patents

Abstract

The utility model provides an equipment frock of pantograph device. The assembling tool of the pantograph device comprises a tool bottom plate, a supporting unit and at least two connecting pieces; the supporting unit comprises a first supporting assembly and a second supporting assembly, the first supporting assembly comprises at least two first stand columns, the second supporting assembly comprises at least two second stand columns, and each first stand column and each second stand column are vertically connected to the tool bottom plate; the first upright post is detachably connected with the bottom plate through a connecting piece, the second upright post is connected with the truss through another connecting piece, so that the truss is kept at the maximum moving position, and a vertical plane where the connecting position of the first upright post and the bottom plate is located is parallel to a vertical plane where the connecting position of the second upright post and the truss is located. The utility model provides an equipment frock of pantograph device can reduce wire rope's wearing and tearing.

Description

Assembly tool of pantograph device

Technical Field

The utility model relates to a pantograph technique especially relates to an equipment frock of pantograph device.

Background

The pantograph is an important electric component of the electric locomotive for obtaining electric energy from a contact net, and is arranged on the roof of the locomotive through a supporting insulator. After the pantograph bow is lifted, the carbon sliding plate is contacted with a contact net lead, current is collected from the contact net, and the current is transmitted into a locomotive through a roof bus for use. The pantograph is mainly composed of a chassis, a hinge mechanism, a pantograph head part, a pantograph lifting device, an air circuit assembly and the like. The underframe is used for being connected with the roof of the locomotive, and the pantograph device is positioned at the top of the underframe. The pantograph lifting device is a power device of a pantograph and comprises a bottom plate, an air bag assembly and a truss. One end of the air bag component is connected with the bottom plate, the other end of the air bag component is connected with the truss, and the truss is connected to the lower arm of the hinge mechanism through the steel cable and the sector plate. When air is fed, the air bag expands to push the truss to move forwards, the steel wire rope tensioned between the truss and the fan-shaped plate drives the lower arm to rotate upwards around the shaft, and the pantograph is lifted. When exhausting, the air bag retracts, and the pantograph falls.

When the pantograph device is installed, one end of the joint assembly in the air bag assembly is connected with the bottom plate, one end of the air bag in the air bag assembly is connected with the bottom plate, then the other end of the joint assembly in the air bag assembly is connected with the truss, and the other end of the air bag in the air bag assembly is connected with the truss.

However, when the air bag module pushes the truss to move forward, the truss is easy to deflect, and the steel wire rope is seriously abraded.

SUMMERY OF THE UTILITY MODEL

The utility model provides an equipment frock of pantograph device to reduce wire rope's wearing and tearing.

The utility model provides an assembly fixture of a pantograph device, the pantograph device comprises a bottom plate, an air bag assembly and a truss, the air bag assembly is connected on the bottom plate, the air bag assembly is connected with the truss to drive the truss to move relative to the bottom plate, and the assembly fixture of the pantograph device comprises a fixture bottom plate, a supporting unit and at least two connecting pieces;

the supporting unit comprises a first supporting assembly and a second supporting assembly, the first supporting assembly comprises at least two first stand columns, the second supporting assembly comprises at least two second stand columns, and each first stand column and each second stand column are vertically connected to the tool bottom plate;

the first upright post is detachably connected with the bottom plate through a connecting piece, the second upright post is connected with the truss through another connecting piece, so that the truss is kept at the maximum moving position, and a vertical plane where the connecting position of the first upright post and the bottom plate is located is parallel to a vertical plane where the connecting position of the second upright post and the truss is located.

In a possible implementation manner, the assembly tool of the pantograph device provided by the utility model has the first through hole on the first upright post, and the connecting piece is sequentially inserted into the first through hole on one side of the bottom plate, the first mounting hole on the bottom plate and the first through hole on the other side of the bottom plate; or, a connecting piece is alternately inserted in the first through hole and the first mounting hole on the bottom plate in sequence.

In a possible implementation manner, the utility model provides an equipment frock of pantograph device has the second through-hole on the second stand, is used for holding the truss between two the innermost second stands, and another connecting piece is inserted in proper order on the second through-hole of establishing on truss one side, the second mounting hole on the truss and the second through-hole of truss opposite side.

In a possible implementation manner, the utility model provides an equipment frock of pantograph device, the axis of first through-hole is located same vertical plane with the axis of second through-hole, and the axis of each first through-hole is located same horizontal plane, and the axis of each second through-hole is located same horizontal plane.

In a possible implementation manner, the utility model provides an equipment frock of pantograph device, the connecting piece is the round pin axle.

In a possible implementation manner, the utility model provides an equipment frock of pantograph device, each first stand and each second stand are located same vertical plane.

In a possible implementation manner, the utility model provides an assembly fixture of a pantograph device, each first stand is located between two innermost second stands.

In a possible implementation manner, the utility model provides an equipment frock of pantograph device has the hole of dodging on each second stand of first stand one side, dodges hole and the coaxial setting of first through-hole, and the projection that the hole was dodged to first through-hole orientation is located dodges downtheholely.

In a possible implementation manner, the utility model provides an equipment frock of pantograph device, the height of first stand is less than or equal to half of second stand height.

In a possible implementation manner, the utility model provides an equipment frock of pantograph device, first stand and second stand all with the welding of frock bottom plate.

The utility model provides an equipment frock of pantograph device, through setting up the frock bottom plate, support element and two at least connecting pieces, support element includes first supporting component and second supporting component, first supporting component includes two at least first stands, the second supporting component includes two at least second stands, each first stand and the equal vertical connection of each second stand are on the frock bottom plate, first stand can dismantle with the bottom plate through a connecting piece and be connected, the second stand is connected through another connecting piece and truss, keep the truss in the maximum position department that removes, promptly, the position that the truss belonged to when the gasbag subassembly stretched out extreme position. The truss and the bottom plate are of symmetrical structures, the connecting position of the second stand column and the truss is located on the symmetrical plane of the truss, the connecting position of the first stand column and the bottom plate is located on the symmetrical plane of the bottom plate, the vertical plane where the connecting position of the first stand column and the bottom plate is located is parallel to the vertical plane where the connecting position of the second stand column and the truss is located, therefore, the symmetrical plane of the truss is parallel to the symmetrical plane of the bottom plate, the air bag assembly is connected with the bottom plate and the truss respectively, and the assembling of the pantograph device is completed. The bottom plate of the pantograph device is connected with the bottom frame of the pantograph, the symmetrical surface of the truss is parallel to the symmetrical surface of the bottom plate, the symmetrical surface of the truss is also a horizontal plane on the basis that the symmetrical surface of the bottom plate is the horizontal plane, namely, two connecting holes for installing the steel wire rope of the truss are in the same horizontal plane, and therefore the steel wire rope and the side wall of the groove of the sector plate cannot rub when the air bag assembly pushes the truss to move, and abrasion of the steel wire rope is reduced.

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 creative efforts.

Fig. 1 is a schematic structural view of a prior art pantograph;

fig. 2 is a schematic view of the internal structure of a prior art pantograph;

fig. 3 is a schematic structural view of an assembly fixture of a pantograph device according to an embodiment of the present invention;

fig. 4 is a front view of an assembly fixture of a pantograph device according to an embodiment of the present invention;

fig. 5 is a left side view of an assembly fixture of a pantograph according to an embodiment of the present invention;

fig. 6 is a use state diagram of an assembly fixture of a pantograph device according to an embodiment of the present invention.

Description of reference numerals:

10-a base plate; 11-a first mounting hole;

20-an airbag module; 21-air bag; 22-joint assembly;

30-a truss; 31-a second mounting hole; 32-connecting hole;

100-tooling bottom plate;

200-a support unit;

210-a first support member; 211-a first upright; 2111-first via; 220-a second support member; 221-a second upright; 2211-a second via; 2212-avoiding holes;

300-a connector;

a-the plane of symmetry of the truss;

b-the plane of symmetry of the base plate.

Detailed Description

In the description of the present invention, it is to be noted that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, an indirect connection via an intermediary, a connection between two elements, or an interaction between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

The terms "first," "second," and "third" (if any) in the description and claims of this invention and the above-described drawings are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein.

Moreover, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or maintenance tool that comprises a list of steps or components is not necessarily limited to those steps or components expressly listed, but may include other steps or components not expressly listed or inherent to such process, method, article, or maintenance tool.

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.

Fig. 1 is a schematic view showing the structure of a pantograph according to the prior art, and fig. 2 is a schematic view showing the internal structure of a pantograph according to the prior art, and referring to fig. 1 and 2, the pantograph includes a base plate 10, an airbag module 20, and a truss 30, the airbag module 20 is connected to the base plate 10, and the airbag module 20 is connected to the truss 30 to drive the truss 30 to move relative to the base plate 10.

Wherein the airbag module 20 comprises an airbag 21 and at least one articulation arrangement 22. The joint assembly 22 is located in the area enclosed by the air bag 21, and the joint assembly 22 can play a role in guiding the air bag 21.

Specifically, gasbag 21 includes gasbag body, first flange and second flange, and first flange and second flange are located the relative both ends of gasbag body, have a plurality of first spliced poles on the first flange, and first spliced pole has a plurality of second spliced poles around the axis evenly distributed of first flange on the second flange.

The joint assembly 22 includes a plurality of joints, each of which is articulated in turn. Wherein, the joints comprise a first joint and a last joint, the first joint is fixedly connected with the bottom plate 10, and the last joint is fixedly connected with the truss 30.

The bottom plate 10 includes a first flange and a first connecting frame, the first flange is connected to the first connecting plate, so as to seal the air bag 21, and the first connecting frame has a first mounting hole 11 connected to a bottom frame of the pantograph. Specifically, the first mounting hole 11 is a through hole. The axis of the first mounting hole 11 is located within a symmetry plane B of the base plate, which is parallel to the paper plane of fig. 1.

Specifically, the first connection plate is provided with a plurality of first connection holes, the first connection holes are arranged in a one-to-one correspondence with the first connection posts, and the air bag 21 is connected with the first connection holes on the base plate 10 through the first connection posts. During concrete implementation, the first connecting column is a stud, the first connecting hole is a through hole, and the first connecting column is connected with the nut through the first connecting hole, so that the connection of the air bag 21 and the bottom plate 10 is realized.

Specifically, the first connecting disc of the base plate 10 has a second connecting hole connected to the first joint of the joint assembly 22, wherein the second connecting hole is a through hole, the first joint of the joint assembly 22 has a threaded hole, and the screw passes through the second connecting hole and then is screwed into the threaded hole of the first joint of the joint assembly 22, so that the first joint of the joint assembly 22 is connected to the base plate 10. It should be noted that an adhesive, such as a threaded glue, may be added to the threaded hole in the first knuckle of the knuckle assembly 22 to improve the reliability of the connection.

The truss 30 includes a second connecting disc and a second connecting frame, the second connecting disc is connected with the second flange to seal the airbag 21, one end of the second connecting frame, which is far away from the second connecting disc, is provided with two connecting holes 32, and the two connecting holes 32 are located on two sides of the second connecting piece. The connection hole 32 is used for installing a wire rope, and the axial direction of the connection hole 32 is consistent with the extending direction of the truss 30. Specifically, one end of the wire rope is inserted into one connecting hole 32, and the other end of the wire rope is inserted into the other connecting hole 32 after passing through two sector plates connected to the lower arm.

It should be noted that the axes of the two connection holes 32 are located in a symmetry plane a of the truss, which is parallel to the plane of the paper in fig. 1.

Specifically, the first connecting disc is provided with a plurality of third connecting holes, the third connecting holes and the second connecting columns are arranged in a one-to-one correspondence manner, the air bag 21 is connected with the third connecting holes in the truss 30 through the second connecting columns, and the second connecting disc of the truss 30 is provided with a fourth connecting hole connected with the last joint of the joint assembly 22. The connection structure of the last joint of the joint assembly 22 and the truss 30 is the same as the connection structure of the first joint of the joint assembly 22 and the bottom plate 10, and is not described in detail herein. Similarly, the connection structure of the airbag 21 and the truss 30 is the same as the connection structure of the bottom plate 10 and the truss 30, and is not described herein again.

Installation of the pantograph device in the prior art, the positional relation to bottom plate 10 and truss 30 does not utilize the frock to prescribe a limit to during the installation, and in order to facilitate the installation, the diameter of the first connecting hole on the bottom plate 10 is greater than the diameter of the last connecting post on the gasbag 21, and the diameter of the second connecting hole on the bottom plate 10 is greater than the screw hole on the first joint of joint assembly 22, and in the same way, the diameter of the third connecting hole on the truss 30 is greater than the diameter of the last connecting post on the gasbag 21, and the diameter of the fourth connecting hole on the truss 30 is greater than the screw hole on the last joint of joint assembly 22. Therefore, when the truss is installed according to the conventional installation method, the symmetry plane a of the truss is easily deflected relative to the symmetry plane B of the bottom plate. That is, in fig. 1, two connection holes 32 of the truss 30 for installing the wire rope are not in the same horizontal plane.

In this way, after the bottom plate 10 of the pantograph is connected to the bottom frame of the pantograph, the symmetry plane a of the truss is not a horizontal plane, that is, the two connecting holes 32 of the truss 30 for installing the steel wire rope are not in the same horizontal plane, so that the steel wire rope rubs against the side wall of the groove of the sector plate when the air bag module 20 pushes the truss 30 to move, and the steel wire rope rubs against the side wall of the groove of the sector plate with high frequency and small amplitude when the pantograph head of the pantograph moves up and down during the operation of the train, so that the abrasion of the steel wire rope is accelerated, and the steel wire rope has the risk of breaking and lowering the pantograph. Meanwhile, the joint assembly 22 is stressed unevenly, which causes abnormal abrasion of the pin shaft in the joint assembly 22,

in order to solve the technical problem, the utility model provides an equipment frock of pantograph device, the equipment frock of pantograph device is through setting up first supporting component and second supporting component, and first supporting component is connected with bottom plate 10, and the position that first supporting component and bottom plate 10 are connected is located the plane of symmetry B of bottom plate. The second support component is connected with the truss 30, the connecting position of the second support component and the truss 30 is located on a symmetrical plane A of the truss, and the connecting position of the first support component and the bottom plate is parallel to the connecting position of the second support component and the truss, so that the symmetrical plane A of the truss is parallel to the symmetrical plane B of the bottom plate. In this way, after the bottom plate 10 of the pantograph device is connected with the bottom frame of the pantograph, the symmetrical plane a of the truss is a horizontal plane on the basis that the symmetrical plane B of the bottom plate is a horizontal plane, that is, the two connecting holes 32 of the truss 30 for installing the steel wire rope are in the same horizontal plane, and the steel wire rope does not rub against the side wall of the groove of the sector plate when the air bag module 20 pushes the truss 30 to move, so that the abrasion of the steel wire rope is reduced.

The present invention will be described with reference to the accompanying drawings and specific embodiments.

Fig. 3 is the structural schematic diagram of the equipment frock of the bow-lifting device that the embodiment of the utility model provides a, fig. 4 is the utility model provides a head view of the equipment frock of the bow-lifting device that provides, fig. 5 is the utility model discloses a left side view of the equipment frock of the bow-lifting device that provides, fig. 6 is the utility model provides a user state diagram of the equipment frock of the bow-lifting device that provides.

Referring to fig. 2 to 6, in order to make the symmetry plane a of the truss 30 and the symmetry plane B of the bottom plate 10 parallel, the present invention provides an assembly tool for a pantograph device, which includes a tool bottom plate 100, a support unit 200 and at least two connecting members 300.

The supporting unit 200 includes a first supporting assembly 210 and a second supporting assembly 220, the first supporting assembly 210 includes at least two first vertical columns 211, the second supporting assembly 220 includes at least two second vertical columns 221, and each first vertical column 211 and each second vertical column 221 are vertically connected to the tooling bottom plate 100.

The first upright column 211 is detachably connected with the bottom plate 10 through a connecting piece 300, the second upright column 221 is connected with the truss 30 through another connecting piece 300, so that the truss 30 is kept at the maximum moving position, and the vertical plane where the connecting position of the first upright column 211 and the bottom plate 10 is located is parallel to the vertical plane where the connecting position of the second upright column 221 and the truss 30 is located.

As shown in fig. 5, the truss 30 and the bottom plate 10 are symmetrical, the connection position of the second upright column 221 and the truss 30 is located on the symmetry plane a of the truss, and the connection position of the first upright column 211 and the bottom plate 10 is located on the symmetry plane B of the bottom plate.

For example, the tooling bottom plate 100 may be a rectangular plate or a circular plate, the first upright post 211 and the second upright post 221 may be a cylinder or a square column, and the first upright post 211 and the second upright post 221 are respectively connected with the tooling bottom plate 100 by welding, so as to improve the reliability of the connection between the first upright post 211 and the second upright post 221 and the tooling bottom plate 100.

The assembly fixture of the pantograph device provided by the embodiment is provided with the fixture bottom plate 100, the supporting unit 200 and at least two connecting pieces 300, wherein the supporting unit 200 comprises a first supporting assembly 210 and a second supporting assembly 220, the first supporting assembly 210 comprises at least two first upright columns 211, the second supporting assembly 220 comprises at least two second upright columns 221, each first upright column 211 and each second upright column 221 are vertically connected to the fixture bottom plate 100, the first upright column 211 is detachably connected with the bottom plate 10 through one connecting piece 300, the second upright column 221 is connected with the truss 30 through the other connecting piece 300, and the truss 30 is kept at the maximum moving position, namely, the position of the truss 30 when the air bag assembly 20 extends out of the limit position. The truss 30 and the bottom plate 10 are of symmetrical structures, the connecting position of the second upright column 221 and the truss 30 is located on a symmetrical plane a of the truss 30, the connecting position of the first upright column 211 and the bottom plate 10 is located on a symmetrical plane B of the bottom plate 10, and a vertical plane where the connecting position of the first upright column 211 and the bottom plate 10 is located is parallel to a vertical plane where the connecting position of the second upright column 221 and the truss 30 is located, so that the symmetrical plane a of the truss 30 is parallel to the symmetrical plane B of the bottom plate 10, and then the airbag module 20 is connected with the bottom plate 10 and the truss 30 respectively to complete the assembly of the pantograph device. The bottom plate of the pantograph device is connected with the underframe of the pantograph, a symmetrical plane A of the truss 30 is parallel to a symmetrical plane B of the bottom plate 10, the symmetrical plane A of the truss 30 is a horizontal plane on the basis that the symmetrical plane B of the bottom plate 10 is the horizontal plane, namely, two connecting holes 32 for installing the steel wire rope of the truss 30 are in the same horizontal plane, and therefore the steel wire rope and the side wall of the groove of the sector plate cannot rub when the truss 30 is pushed to move by the air bag component 20, and abrasion of the steel wire rope is reduced.

In a possible implementation manner, the first upright post 211 has a first through hole 2111, and a connecting member 300 is inserted into the first through hole 2111 on one side of the base plate 10, the first mounting hole 11 on the base plate 10 and the first through hole 2111 on the other side of the base plate 10 in sequence.

Alternatively, a connecting member 300 is alternately inserted into the first through hole 2111 and the first mounting hole 11 of the base plate 10 in sequence.

In a specific implementation, the connection member 300 is inserted into the first through hole 2111 of one side of the base plate 10, the first mounting hole 11 of the base plate 10, and the first through hole 2111 of the other side of the base plate 10 in sequence. The first mounting hole 11 of the base plate 10 is used for subsequent connection to the bottom frame of the pantograph, so that the reliability of mounting can be improved.

In some embodiments, the second upright columns 221 have second through holes 2211, the innermost two second upright columns 221 are used for accommodating the truss 30, and another connecting member 300 is inserted into the second through holes 2211 on one side of the truss 30, the second mounting holes 31 on the truss 30 and the second through holes 2211 on the other side of the truss 30 in sequence.

The second connection frame of the truss 30 is a herringbone structure, the second connection frame has a hollow area, the hollow area is a second installation hole 31, and the connection member 300 is sequentially inserted into the second through hole 2211 on one side of the truss 30, the top of the hollow area, and the second through hole 2211 on the other side of the truss 30. Thus, the existing truss 30 structure can be used without adding additional installation holes to the truss 30.

For convenience of processing, the first through hole 2111 is a circular hole, and the second through hole 2211 is a circular hole.

In this embodiment, in order to make the symmetry plane a of the truss coincide with the symmetry plane B of the bottom plate, and further ensure that the wire rope does not rub against the side walls of the grooves of the sector plates when the air bag module 20 pushes the truss 30 to move, the axes of the first through holes 2111 and the axes of the second through holes 2211 are located in the same vertical plane, the axes of the first through holes 2111 are located in the same horizontal plane, and the axes of the second through holes 2211 are located in the same horizontal plane.

In particular implementation, the connecting member 300 is a pin for easy installation and disassembly.

In this embodiment, in order to make the assembling tool of the pantograph device compact and reduce the occupied area, each first upright column 211 and each second upright column 221 are located in the same vertical plane.

In one possible implementation, each first upright 211 is located between the two innermost second uprights 221.

It will be appreciated that in this way the connection of the first upright 211 to the base plate 10 may be more similar to the connection of the base plate 10 to the base frame of the pantograph, thereby improving the accuracy of the pantograph assembly.

In some embodiments, each second vertical column 221 on one side of the first vertical column 211 has an avoiding hole 2212, the avoiding hole 2212 is coaxial with the first through hole 2111, and a projection of the first through hole 2111 toward the avoiding hole 2212 is located in the avoiding hole 2212.

Illustratively, the first through-hole 2111 is a circular hole, the avoiding hole 2212 is a circular hole, and the diameter of the avoiding hole 2212 is larger than the diameter of the first through-hole 2111. Alternatively, the first through hole 2111 is a circular hole, the avoiding hole 2212 is a square hole, and the side length of the avoiding hole 2212 is larger than the diameter of the first through hole 2111.

Specifically, when the bottom plate 10 is installed, a connecting member 300 is sequentially inserted into the first through hole 2111 on one side of the bottom plate 10, the first installation hole 11 on the bottom plate 10, and the first through hole 2111 on the other side of the bottom plate 10 through the avoiding hole 2212.

After the pantograph is assembled, when the pantograph is integrally removed from the supporting unit 200, the connecting members 300 sequentially inserted into the second through hole 2211 on one side of the truss 30, the second mounting hole 31 on the truss 30 and the second through hole 2211 on the other side of the truss 30 are firstly pulled out, and then the connecting members 300 sequentially inserted into the first through hole 2111 on one side of the bottom plate 10, the first mounting hole 11 on the bottom plate 10 and the first through hole 2111 on the other side of the bottom plate 10 are pulled out through the avoiding hole 2212.

It will be appreciated that this reduces the spacing between first upright 211 and second upright 221, increasing the compactness of the structure.

In one possible implementation, the height of first upright 211 is less than or equal to half the height of second upright 221.

It will be appreciated that in order to ensure that truss 30 can remain at the maximum position of movement, the length of first and second uprights 211 and 221 need to be limited.

By adopting the assembling tool of the pantograph device provided by the embodiment, the assembling method of the pantograph device comprises the following steps:

1. the base plate 10 is connected to the first upright 211 by a connecting member 300.

Specifically, a connecting member 300 is sequentially inserted into the first through hole 2111 of one side of the base plate 10, the first mounting hole 11 of the base plate 10, and the first through hole 2111 of the other side of the base plate 10.

2. The airbag module 20 is attached to the base plate 10, and the first knuckle in the airbag module 20 is attached to the base plate 10.

Specifically, the first joint of the joint assembly 22 in the airbag module 20 is connected to the base plate 10, and then the first connecting flange of the airbag 21 in the airbag module 20 is connected to the base plate 10.

3. The truss 30 is connected to the second upright 221 through another connecting member 300.

Specifically, another connecting member 300 is sequentially inserted into the second through hole 2211 on one side of the truss 30, the second mounting hole 31 on the truss 30, and the second through hole 2211 on the other side of the truss 30.

4. The airbag module 20 is connected to the truss 30 and the last joint in the airbag module 20 is connected to the truss 30.

Specifically, the last joint of the joint assembly 22 in the airbag module 20 is connected to the base plate 10, and then the second connecting flange of the airbag 21 in the airbag module 20 is connected to the base plate 10.

The embodiment of the utility model provides an assembly method of bow-lifting device, the bow-lifting device of installation is carried out through the equipment frock of bow-lifting device, the back is connected with the chassis of pantograph to the bottom plate of bow-lifting device, truss 30's plane of symmetry A is parallel with bottom plate 10's plane of symmetry B, under bottom plate 10's plane of symmetry B is the basis of horizontal plane, truss 30's plane of symmetry A also is the horizontal plane, that is to say, truss 30 is used for installing two connecting holes 32 of wire rope in same horizontal plane, and like this, gasbag subassembly 20 when promoting truss 30 motion wire rope with can not rub with the lateral wall of the recess of sector plate.

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 the same; 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 or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims (10)

1. The assembling tool for the pantograph device comprises a bottom plate, an air bag assembly and a truss, wherein the air bag assembly is connected to the bottom plate and connected with the truss so as to drive the truss to move relative to the bottom plate;

the supporting unit comprises a first supporting assembly and a second supporting assembly, the first supporting assembly comprises at least two first upright columns, the second supporting assembly comprises at least two second upright columns, and each first upright column and each second upright column are vertically connected to the tool bottom plate;

the first upright post is detachably connected with the bottom plate through one connecting piece, the second upright post is connected with the truss through the other connecting piece, so that the truss is kept at the maximum moving position, and a vertical plane where the connecting position of the first upright post and the bottom plate is located is parallel to a vertical plane where the connecting position of the second upright post and the truss is located.

2. The assembling tool for the pantograph device according to claim 1, wherein the first column has a first through hole, and the connecting member is sequentially inserted into the first through hole on one side of the base plate, the first mounting hole on the base plate, and the first through hole on the other side of the base plate; or, the connecting pieces are alternately inserted in the first through hole and the first mounting hole on the bottom plate in sequence.

3. The tooling for assembling the pantograph device according to claim 2, wherein the second columns have second through holes, the innermost two of the second columns are used for accommodating the truss, and the other connecting member is inserted in the second through holes on one side of the truss, the second mounting hole on the truss and the second through hole on the other side of the truss in sequence.

4. The pantograph device assembly tool of claim 3, wherein the axes of the first through holes and the axes of the second through holes are in the same vertical plane, the axes of the first through holes are in the same horizontal plane, and the axes of the second through holes are in the same horizontal plane.

5. An assembly tooling for a pantograph according to any one of claims 1 to 4, wherein said connector is a pin.

6. The tooling of any one of claims 1 to 4, wherein each first upright and each second upright are located in the same vertical plane.

7. An assembly tooling for a pantograph according to any one of claims 1 to 4, wherein each of said first uprights is located between the innermost two of said second uprights.

8. The assembling tool for the pantograph device according to claim 2, wherein each of the second columns on one side of the first column has an avoidance hole, the avoidance hole is coaxially disposed with the first through hole, and a projection of the first through hole toward the avoidance hole is located in the avoidance hole.

9. The tooling of any one of claims 1 to 4, wherein the height of the first column is less than or equal to half the height of the second column.

10. The tooling of any one of claims 1 to 4, wherein the first upright and the second upright are both welded to the tooling bottom plate.

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