CN214564768U - Mobile contact net cantilever supporting device - Google Patents

Abstract

The utility model relates to a mobile contact net cantilever supporting device, which comprises a rotating component, a spring compensation device and a cantilever structure; the spring compensation device comprises a pull shaft and a spring, the pull shaft is provided with a stopper, the pull shaft is pulled to drive the stopper to move, the stopper compresses or stretches the spring to form acting force, and the acting force formed by the spring directly or indirectly acts on the cantilever structure to push or pull the cantilever structure to rotate. The utility model discloses an elastic force that spring compensation device produced carries out stroke compensation pulling or promotes the cantilever structure further toward the non-work position rotation to all the other cantilevers.

Description

Mobile contact net cantilever supporting device

Technical Field

The utility model belongs to electronic railway removes contact net field, concretely relates to remove contact net cantilever support device.

Background

With the propulsion of the electric traction of railways, the electric locomotives are adopted to replace the internal combustion locomotives in the transportation of China railway trunks. Electrification is realized in a cargo loading and unloading line or warehousing maintenance. At present, two modes of a rigid movable contact net and a flexible movable contact net are generally adopted.

The contact wire and the carrier cable are hung on the rotary supporting device, on one hand, the problem that the contact wire and the carrier cable extend or contract due to temperature difference needs to be considered, on the other hand, the supporting device can be rotatably arranged on the upright post through the rotating device, and the hanging and positioning device needs to continuously rotate to reciprocate to drive the carrier cable and the contact wire to move to one side of the railway or move above the railway.

SUMMERY OF THE UTILITY MODEL

Through the continuous research and practice of the applicant, a new problem appears in the process of practical use: the cantilever is arranged to rotate rightwards to drive the power supply conductor and the catenary to move to one side of the rail, due to the characteristic of expansion with heat and contraction with cold of the power supply conductor and the catenary, when the rightmost cantilever moves to one side of the rail (the cantilever is approximately parallel to the rail and can be understood as completely swinging to one side to leave a space above the rail), the rest of the cantilevers do not completely rotate to one side of the rail (at least one cantilever in the whole overhead contact system can be understood as not completely swinging to the rail once, for the long-distance overhead contact system, the swinging is stopped when the cantilever swings to the side above the rail, because the rightmost cantilever swings in place), the rotating cantilever farther away from the right cantilever is smaller in offset, namely when the rightmost cantilever stops rotating, the rest of the cantilevers do not rotate to the position, particularly for the heavy-load train suitable for the long distance to move about 1600 meters of the overhead contact system, when the rightmost cantilever stops rotating after being in place, other cantilevers far away from the right-end cantilever are still in a state of not rotating in place, even above the side of a rail, so that the loading and unloading operation of other goods such as large goods yards, containers and the like can be influenced; in addition, due to the fact that the pantograph does not rotate in place, the pantograph is poor in power taking and contact or cannot contact and take power, and the driving-in or the driving-out of the freight train is affected.

In order to solve the problem of not moving in place, the current messenger wire and the current power supply conductor are fixedly fixed on the cantilever structure, the key of the patent technology is that the messenger wire and the current power supply conductor are not fixedly fixed on the cantilever structure, and therefore an adaptive cantilever supporting device needs to be provided.

In order to realize the technical scheme, the utility model discloses a technical scheme who adopts does: the mobile contact network cantilever supporting device comprises a rotating assembly, a spring compensation device and a cantilever structure; further comprising a catenary and/or an electrical supply conductor, wherein

The rotating assembly is directly or indirectly connected with the cantilever structure, the spring compensation device is directly or indirectly arranged on the rotating assembly, and pushing force or pulling force generated by a spring in the spring compensation device directly or indirectly acts on the cantilever structure to push or pull the cantilever structure to rotate.

Further, the maximum horizontal displacement distance of the carrier cable and/or the current-supply conductor in the horizontal direction can be greater than the horizontal distance of rotation of the corresponding support means.

Furthermore, the spring compensation device comprises a pulling shaft and a spring, wherein a stopper is arranged on the pulling shaft, the pulling shaft is pulled to drive the stopper to move, the stopper compresses or stretches the spring to form acting force, and the acting force formed by the spring directly or indirectly acts on the wrist-arm structure to push or pull the wrist-arm structure to rotate.

Further, the pulling shaft is pulled to move, the stopper compresses the spring, and the thrust formed by the spring pushes the cantilever structure to move; or

The pulling shaft is pulled to move, the stopper stretches the spring, and the tensile force formed by the spring pulls the wrist-arm structure to move.

Furthermore, the spring compensation device also comprises a guide sleeve, and the guide sleeve is directly or indirectly arranged on a rotating component of the supporting device; the pull shaft penetrates through the guide sleeve, the blocking piece is located on the pull shaft inside the guide sleeve, and the spring is arranged inside the guide sleeve.

Further, the pulling shaft moves, the blocking piece compresses or stretches the spring, the pushing force or the pulling force formed by the spring directly or indirectly acts on the guide sleeve to push or pull the guide sleeve to move, and the guide sleeve moves to push or pull the wrist arm structure to rotate.

Further, one end of the spring can act on the stopper, and the other end of the spring can act on the inner end face of the guide sleeve.

Furthermore, in the first mode, the pull shaft is pulled towards the working position to drive the blocking piece to move, and the blocking piece abuts against the inner end face of the guide sleeve to push the guide sleeve to move from the non-working position to the working position; or

The second mode is as follows: the device is characterized by further comprising a return pushing structure, the return pushing structure is arranged on a pulling shaft outside the guide sleeve and pulls the pulling shaft towards the working position direction, the return pushing structure moves along with the pulling shaft, the force of the pulling shaft moving is transmitted to the guide sleeve by the return pushing structure to push the guide sleeve to move, and the guide sleeve moves to drive the cantilever structure to rotate from the non-working position to the working position.

Further, the power supply device also comprises a suspension piece and a power supply conductor, wherein the power supply conductor is hung on the catenary cable through the suspension piece.

Furthermore, the power supply conductor is arranged in a suspended mode, and the power supply conductor and the cantilever structure are in a separated state.

Further, the suspension piece is arranged on one side or two sides of the cantilever structure.

The wind deflection eliminating device is characterized by further comprising a power supply conductor and a wind deflection eliminating device, wherein the power supply conductor is hung on the wind deflection eliminating device.

Further, the windage yaw eliminating device is used for preventing the suspended power supply conductor from being overturned by wind.

Furthermore, the windage yaw eliminating device at least comprises a connecting piece, one end of the connecting piece is connected with the carrier cable, and the other end of the connecting piece is connected with the power supply conductor.

The power supply cable further comprises an upper dropper clip and a lower dropper clip, wherein the upper dropper clip is fixedly connected with the carrier cable, the lower dropper clip is fixedly connected with the power supply conductor, one end of the connecting piece is movably connected with the upper dropper clip, and the other end of the connecting piece is movably connected with the lower dropper clip.

Further, the connecting piece is arranged on two sides of the wrist arm structure.

Furthermore, the device comprises a pulling piece, wherein one end of the pulling piece is connected with one connecting piece, and the other end of the pulling piece is connected with the other connecting piece.

Further, the wind deflection correction device further comprises a wind deflection correction sleeve which is directly or indirectly connected with the rotating assembly.

Furthermore, the pulling piece is movably arranged on the wind deflection correction sleeve in a penetrating mode, any one end of the pulling piece is connected with any connecting piece, or two ends of the pulling piece are respectively connected with the connecting pieces on two sides of the cantilever structure.

Furthermore, the device also comprises a power supply conductor fixing and compensating piece, and the power supply conductor can realize stroke compensation through the power supply conductor fixing and compensating piece.

Furthermore, the power supply conductor fixing compensation piece comprises a slide way assembly and a slide rod, the slide way assembly is directly or indirectly connected with the rotating component, and the slide rod is arranged in the slide way assembly in a sliding mode.

Furthermore, the slide way assembly is connected with the rotating assembly through the slide way fixing frame.

The utility model adopts the above technical scheme, at least, have as follows and have the effect:

1. connecting a rotating assembly directly or indirectly with the cantilever structure, wherein the spring compensation device is directly or indirectly arranged on the rotating assembly; the catenary is pulled under stress, so that the spring in the spring compensation device generates elastic acting force to drive the cantilever structure to rotate to a working position and a non-working position or switch between the working position and the non-working position, the pull shaft is arranged in the guide sleeve in a penetrating mode, and the guide sleeve is pushed or pulled to move by using pushing force or pulling force formed by the spring, so that the cantilever is pushed or pulled to rotate. Compare in prior art with the scheme of messenger wire snap-on the cantilever, the utility model provides a removal contact net cantilever stroke compensation arrangement can effectually carry out the stroke compensation, after removal contact net an upper cantilever rotates to target in place, pulling messenger wire and the power supply electric conductor that can also continue move for the cantilever structure, and the elastic force that produces through spring compensation arrangement carries out the stroke compensation pulling or promotes its further toward the non-working position rotation to all the other cantilevers.

2. The power supply electric conductor is arranged in a suspended mode, the condition that the original power supply electric conductor is not uniformly stressed is overcome, the weight is greatly reduced, the contact force mutation of the pantograph is reduced, and the impact hard point is greatly reduced.

3. The windage yaw eliminating device effectively solves the problem of swinging of the power supply conductor.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only 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 one of schematic diagrams of the mobile contact system cantilever supporting device of the present invention including a catenary cable;

fig. 2 is a second schematic view of the cantilever support device of the mobile contact system of the present invention containing a catenary cable;

fig. 3 is one of the structural schematic diagrams of the cantilever stroke compensation device of the mobile contact system of the present invention;

fig. 4 is a second schematic structural view of the cantilever stroke compensation device of the mobile contact system of the present invention;

fig. 5 is a third schematic view of the structure of the cantilever stroke compensation device of the mobile contact system of the present invention;

fig. 6 is a schematic view of the mobile contact system cantilever stroke compensation device of the present invention arranged on the cantilever;

fig. 7 is a schematic diagram of the mobile contact system cantilever stroke compensation device of the utility model in a station and a non-working state;

fig. 8 is a schematic structural view of the present invention, in which a suspension and a power supply conductor are provided;

FIG. 9 is a schematic structural view of the windage yaw eliminating device of the present invention;

fig. 10 is a schematic view of the present invention with a power supply conductor fixing compensator;

fig. 11 is a schematic structural view of the power supply conductor fixing compensator of the present invention.

In the figure: 1. a rotating assembly; 11. a rotating shaft; 2. a spring compensation device; 3. a wrist-arm structure; 4. a column; 5. a catenary cable; 6. a power supply conductor; 7. a guide sleeve; 8. pulling the shaft; 9. a spring; 10. a stopper; 11. a pusher member; 12. a return pushing structure; 13. a suspension; 14. a connecting member; 15. an upper dropper clip; 16. a lower dropper clip; 17. pulling the piece; 18. a wind deflection correction sleeve; 19. a chute assembly; 20. a slide bar; 21. a slideway fixing frame; 22. a spring compensator support; 23. and a power supply conductor clamp.

Detailed Description

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

The utility model discloses well definition, the department is in the work position state when stroke compensation arrangement is located the railway top, and the pantograph of freight train rises and to get the electricity from the power supply electric conductor under this state, and freight train drives in or drives away from and removes the contact net, and stroke compensation arrangement is in the non-work position state when being located the railway side, removes the contact net and rotates the railway side, lets out the space of railway top, can load and unload the operation or overhaul the operation to the freight train.

As shown in fig. 1 and fig. 2, the present embodiment provides a mobile catenary cantilever support device, which includes a rotation assembly 1, a spring compensation device 2, and a cantilever structure 3; further comprising a carrier cable 5 and/or a power supply conductor 6, wherein

The cantilever structure 3 is rotatably disposed on the upright post 4, and the rotating assembly 1 is directly or indirectly connected to the cantilever structure 3, and in this embodiment, is disposed on the cantilever structure 3 through the rotating assembly 1 via the rotating shaft 11. The pushing force or the pulling force generated by the spring in the spring compensation device directly or indirectly acts on the wrist arm structure to push or pull the wrist arm structure to rotate.

It should be explained that the current supply conductor in the present embodiment includes a flexible current supply conductor, i.e. a commonly known contact wire, and also includes a rigid current supply conductor or a bus bar, etc. in a rigid mobile catenary.

As shown in fig. 1 and fig. 2, only the application containing the catenary 5 is shown, and when the catenary 5 is rotated to the working position, the non-working position or switched between the working position and the non-working position through the spring compensation device 2, in this embodiment, the working position refers to that the catenary 5 and/or the power supply conductor 6 are located above the railway, and at this time, the pantograph of the freight train is lifted up to take power from the power supply conductor 6, and the freight train can enter a station; the non-working position means that the carrier cable 5 and/or the power supply conductor 6 are positioned at the side of the railway, and at the moment, the freight train can carry out loading and unloading operation.

In the embodiment, the rotating driving mode is different from the existing mode, and the existing mode drives the cantilever structure 3 to rotate through the motor, so as to drive the contact line and/or the carrier cable to move to a working position or a non-working position; or the dragging mechanisms are used at the two ends of the movable contact net to pull the catenary to rotate to the side edge of the railway or above the railway. In this embodiment, the messenger cable 5 is pulled under a force to generate an elastic force by the spring compensation device 2, and then the generated elastic force is used to drive the wrist-arm structure 3 to rotate to the working position or the non-working position. The light spot is only one light spot, the largest light spot is formed by utilizing an elastic compensation device, the carrier cable 5 and the power supply conductor 6 can further move, the elastic acting force generated by the further movement is utilized to drive the cantilever structures 3 to further swing, the stroke compensation is realized, and the plurality of cantilever structures 3 are relatively uniformly swung to the side edge of the railway. It should be pointed out that, remove the contact net in whole section, when an edgemost cantilever structure 3 rotates and puts in place the back and stop, can know according to the above-mentioned content, still other cantilever structures 3 do not rotate and put in place, at this moment, further pulling bearing cable 5 andor power supply conductor 6, utilize the spring compensation device 2 that sets up to produce and promote or pull the effort, further promotion or pulling cantilever rotate and realize the stroke compensation, make whole section remove the contact net and swing to railway side position, and among the prior art, because construction error, expend with heat and contract with cold, and bearing cable 5 andor power supply conductor 6 lead to the unable unified swing to the railway side on the cantilever etc. factor. Adopt the utility model provides a cantilever support device can effectual this problem that exists among the solution prior art.

In the prior art, the catenary 5 is fixed on the cantilever structure 3, and the catenary 5 moves by a certain distance in the horizontal direction by a certain distance when all the cantilever structures 3 rotate in the horizontal direction, in this embodiment, because the catenary 5 acts on the spring compensation device 2, the catenary 5 is not fixed, and the catenary 5 can generate displacement relative to the cantilever structures 3. The maximum horizontal displacement distance of the messenger wire 5 and/or the current-supply conductor 6 in the horizontal direction can therefore be greater than the horizontal distance of rotation of the corresponding support means.

As shown in fig. 3 and fig. 4, it should be added that in this embodiment, the spring compensation device 2 includes a pulling shaft 8 and a spring 9, a stopper 10 is disposed on the pulling shaft 8, the pulling shaft 8 is pulled to drive the stopper 10 to move, the stopper 10 compresses or stretches the spring 9 to form an acting force, and the acting force formed by the spring 9 directly or indirectly acts on the wrist arm structure 3 to push or pull the wrist arm structure 3 to rotate.

One end of said spring 9 can act on the stop 10 in this embodiment. The pulling shaft 8 is pulled to move, the stopper 10 compresses the spring 9, and the thrust cantilever structure 3 formed by the spring 9 moves; or

The pulling shaft 8 is pulled to move, the catch 10 stretches the spring 9, and the tension formed by the spring 9 pulls the wrist-arm structure 3 to move.

It should be added that the spring compensation device 2 is directly or indirectly arranged on the rotating assembly 1; the force of the carrier cable 5 and/or the power supply conductor is pulled to enable the spring compensation device 2 to generate elastic acting force to drive the cantilever structure 3 to rotate to a working position or a non-working position or switch between the working position and the non-working position. Referring to fig. 1, 2 and 3, the present embodiment uses a spring compensation device to realize the rotation of the wrist-arm structure from the working position to the non-working position. When the device installed in the engineering is rotated to the non-working position to the left, referring to fig. 3 and 7, the spring compensation device is shown, in the process of rotating from the working position to the non-working position, the carrier cable is pulled, the pull shaft 8 is pulled to move, the stopper 10 stretches the spring 9, and the tension formed by the spring 9 pulls the cantilever structure 3 to move to the non-working position. When the catenary moves from the non-working position to the working position, the catenary is pulled from the right, the pull shaft 8 is pulled to move, the stopper 10 returns to the back position, when the stopper 10 returns to the rightmost end inside the guide sleeve, the cantilever structure is pushed to move towards the working position, and the return pushing structure 12 can also be adopted to push the guide sleeve to move towards the right, so that the whole cantilever structure is driven to move towards the working position. The process of this embodiment uses a spring compensation device when moving to the non-operating position and does not use a spring compensation device when moving to the operating position.

Of course, as another embodiment, the spring compensation device provided in the above embodiment is turned 180 °, or turned to the left to the non-working position on the side of the railway. In this process, the return of the cantilever structure to the working position above the railway requires the use of a spring compensation device, which is not used when moving to the non-working position.

The two modes of operation are structurally different references with the same function and fall within the scope of protection of the claims. The problem that this patent has main solution is toward the in-process that the railway side removed, the messenger is not fixed dead, can be further pulled, the effort that the power that will further be pulled passes through the spring compensation device and provides, make cantilever mechanism can be realized the stroke compensation by further promotion or pulling, let the cantilever structure further rotate again, so can make the cantilever structure relatively unified swing in the whole piece removal contact net to the railway side, effectively solved in the tradition, can not be further pulled, all the other cantilever swings the problem not in place.

It should be noted that, for example, referring to fig. 5, when two ends of the spring are fixed, for example, one end of the spring is fixed to the stopper 10 and the other end is fixed to the pushing member 11, the operation condition of fig. 5 is that when moving to the left, a pushing force is provided, when moving to the right, the spring is stretched because the two ends of the spring are fixed, and the pushing force is a pulling force, i.e., during moving to the right, the spring can pull the guide sleeve to move to the right to drive the wrist arm structure to rotate to the right. When the two ends of the spring are not fixed, the movement process to the right is mainly to push the wrist-arm structure to rotate to the right through the stopper 10 or the return pushing structure 12. Whether it is a pushing force or a pulling force, is generally referred to as a force in this embodiment.

In the embodiment, the spring compensation device 2 comprises a guide sleeve 7, and the guide sleeve 7 is directly or indirectly arranged on the rotating component 1 of the supporting device; the pull shaft 8 penetrates through the guide sleeve 7, the blocking piece 10 is arranged on the pull shaft 8, the blocking piece 10 is located on the pull shaft 8 inside the guide sleeve 7, and the spring 9 is arranged on the pull shaft 8 inside the guide sleeve 7. The pull shaft moves, the stopper compresses or stretches the spring, the pushing force or the pulling force formed by the spring directly or indirectly acts on the guide sleeve to push or pull the guide sleeve to move, and the guide sleeve moves to push or pull the cantilever structure to rotate.

In a preferred embodiment, the inner end surface of the guide sleeve can be directly used as the force-bearing surface in this embodiment, and in this case, the pushing member may not be additionally provided. One end of the spring can act on the stopper, and the other end of the spring can act on the inner end face of the guide sleeve.

Additional description of the stopper is required: the stopper in this embodiment is intended to provide a position for the spring to abut against, and the stopper may be a disk, a bump, or any other form or configuration that can provide abutment for the spring during movement. In addition, the stopper can be directly welded on the pull shaft, and can also be fixed on the pull shaft by adopting a thread, a pin and the like. In addition, the blocking piece can also be movably arranged on the pull shaft, a fixing piece is arranged on the pull shaft, the fixing piece is pressed against the blocking piece in the moving process of the pull shaft, and the blocking piece is compressed by a pushing spring (in the mode, not shown in the figure), so that the method is an expanded embodiment, and any of the various forms can be adopted in engineering application.

As shown in fig. 3, the present embodiment further includes a pushing member 11, and the pushing or pulling force formed by the other end of the spring 9 acts on the pushing member 11.

Preferably, the pushing member 11 is a boss formed on the guide sleeve 7 itself, and the pushing force or the pulling force formed by the other end of the spring 9 acts on the boss.

Preferably, the pushing member 11 is an external component, the external component is directly or indirectly connected to one end of the guide sleeve 7, and the pushing force or the pulling force formed by the other end of the spring 9 acts on the external component.

Further, the external component comprises a pressing piece, and the pressing piece is arranged at one end of the guide sleeve 7 in a threaded connection mode.

As shown in fig. 3, the pressing member in this embodiment includes a pressing nut, the pressing nut is fixedly connected with the guide sleeve 7 by a threaded connection, and the pushing force or the pulling force formed by the other end of the spring 9 acts on the pressing nut.

When the pull shaft 8 is pulled to move to the left, the stopper 10 compresses one end of the spring 9, the other end of the spring 9 acts on the pushing member 11, and the spring 9 moves to transmit force to the guide sleeve 7 through the pushing member 11, so that the guide sleeve 7 is pushed to move to the left, as shown in fig. 5. The guide sleeve moves to push or pull the wrist-arm structure to rotate.

As a preferable embodiment, the present embodiment further includes a return pushing structure 12, the return pushing structure 12 is disposed on the pulling shaft 8, and the return pushing structure 12 is used for pushing the guide sleeve 7 to move. As shown in fig. 3, further, the return pushing structure 12 is disposed on the pulling shaft 8 outside the guide sleeve 7, the return pushing structure 12 moves along with the pulling shaft 8, and the return pushing structure 12 transmits the force of the pulling shaft 8 to the guide sleeve 7 to push the guide sleeve 7 to move. When the pulling shaft 8 is pulled to move rightwards, the return pushing structure 12 arranged on the guide sleeve 7 is pressed on the guide sleeve 7, so that the guide sleeve 7 is pushed to move.

As a preferred embodiment, as shown in fig. 6, the above embodiment provides the solution that the guide sleeve 7 is directly or indirectly arranged on the rotating assembly 1 of the supporting device.

The pulling shaft 8 moves, the stopper 10 compresses or stretches the spring 9, the formed pushing force or pulling force directly or indirectly acts on the guide sleeve 7, and the guide sleeve 7 moves so as to push or pull the wrist-arm structure 3 to rotate.

The pull shaft 8 moves, the return pushing structure 12 moves along with the pull shaft 8, the return pushing structure 12 transmits the force of the movement of the pull shaft 8 to the guide sleeve 7 to push the guide sleeve 7 to move, and the sleeve moves to push the cantilever structure 3 to rotate.

It should be added that, in the present embodiment, the left and the right are only an example. And are not intended to limit the scope of the claims.

Referring to fig. 5, 6 and 7, when the cantilever structure 3 is going to move to the non-working position (at one side of the railway), the pulling shaft 8 is pulled, the stopper 10 compresses the spring 9, the spring 9 forms a pushing force and transmits the pushing force to the guide sleeve 7 through the pushing member 11, in this embodiment, the rotating assembly 1 is disposed on the cantilever structure 3, the guide sleeve 7 is directly or indirectly disposed on the rotating assembly 1, and when the guide sleeve 7 moves, the force is transmitted to the cantilever structure 3, so as to move to the side of the railway as shown in fig. 7. It should be emphasized that, in the conventional art, the catenary 5 is directly fixed to the dead cantilever structure 3 or the rotating assembly 1, when one cantilever structure 3 at the very edge of the moving contact network rotates in place, the rest cantilever structures 3 cannot be further pulled to rotate, weights are arranged at two ends of the catenary 5, the weights of the weights become tons and act on the cantilever structures 3, and if the driving device is used for further pulling, the forces of the tons directly act on the cantilever structures 3 or the upright posts 4, so that the cantilever structures 3 are easily pulled to deform, and the service life is influenced. Formally because, the applicant provides one kind and sets up the structure of messenger wire 5 slip on the cantilever, and after one cantilever structure 3 rotated to target in place on the most edge, messenger wire 5 can be further pulled, owing to be provided with on the more than one at least cantilever structure 3 the utility model provides a stroke compensation arrangement, messenger wire 5 can be further pulled, and the in-process compression of pulling or extension spring 9, the driving force or the pulling force that spring 9 formed are direct or indirect effect on cantilever structure 3 to promote or pull cantilever structure 3 and further rotate, realize the stroke compensation, so just can be to the defect that cantilever structure 3 can not rotate the target in place among the prior art for overcoming.

The above is the principle of the movement of the cantilever structure 3 to one side of the railway.

Referring to fig. 3, 6 and 7, when the cantilever structure 3 needs to return to the working position, the pulling shaft 8 is pulled to move to the right as shown in the drawing, the pulling shaft 8 slides in the guide sleeve 7, and when the leftmost return pushing structure 12 of the pulling shaft 8 is pressed against the guide sleeve 7, the guide sleeve 7 is pushed to move, so that the cantilever structure 3 is pushed to rotate to the working position (above the railway).

It should be added that, in this embodiment, two ends of the pulling shaft 8 are connected with pulling wires, and the pulling shaft 8 is pulled by the pulling wires to move. The stay wire is a carrier cable 5.

As shown in fig. 8 and 9, in the spring compensation device 2 according to the above embodiment, the impact hard point is reduced in order to reduce the abrupt change of the contact force of the pantograph. The conventional method is that a rotating shaft is arranged below a rotating assembly 1, a power supply conductor 6 clamping piece is fixed below the rotating shaft, and the power supply conductor 6 is clamped by the power supply conductor 6 clamping piece; when the electric power collecting device works, the pantograph rises to abut against the power supply conductor 6 to get power, the pantograph is pushed up to the power supply conductor 6 clamping piece just through the wrist arm structure 3, the power supply conductor 6 clamping piece is communicated with the rotating shaft to have an upward lifting trend, and the pushing up action has an impact hard point on the pantograph of the freight train.

This patent is in order to further overcome prior art's not enough, propose for the first time in portable contact net, remove traditional power supply electric conductor 6 holder, adopt the mode that hangs power supply electric conductor 6 to set up, so, the impact hard spot that exists when just having avoided traditional pantograph to push up, the second bright spot, adopt windage yaw remove device to stabilize power supply electric conductor 6, last bright spot, power supply electric conductor 6 in this implementation, it can be along with messenger wire 5 further removal under elasticity compensation arrangement's effect. In the conventional technique, the power supply conductor 6 cannot be pulled further.

In the following, the power supply conductor 6 is used in the case of the spring compensation device 2.

As shown in fig. 6 and 8, the embodiment further includes a suspension 13 and the power supply conductor 6, and the power supply conductor 6 is suspended on the messenger wire 5 by the suspension 13. In this embodiment, the power supply conductor 6 is suspended, and the power supply conductor 6 is separated from the cantilever structure 3. The suspension 13 is arranged on one or both sides of the wrist-arm structure 3. As a preferred embodiment, the suspension 13 is disposed on both sides of the wrist-arm structure 3 in this embodiment.

As shown in fig. 9, as a preferred embodiment, a windage yaw eliminating device is further provided in this embodiment, and the power supply conductor 6 is hung on the windage yaw eliminating device. The windage yaw elimination device is used for preventing the suspended power supply conductor 6 from being overturned by wind.

The windage yaw eliminating device in this embodiment comprises at least one connecting piece 14, in this embodiment, two connecting pieces 14 are arranged on two sides of the cantilever structure 3, one end of each connecting piece 14 is connected with the catenary 5, and the other end of each connecting piece 14 is connected with the power supply conductor 6.

It should be added that, the suspension member 13 in fig. 6 and 9 may be a steel wire rope, and two ends of the steel wire rope are respectively fixed on the messenger wire 5 and the power supply conductor 6; fig. 9 illustrates a connector 14, where the connector 14 may be flexible, rigid, or made of a hard material, either insulating or non-insulating. In the embodiment, the rigid hanger is adopted, an upper hanger clamp 15 and a lower hanger clamp 16 are further arranged, the upper hanger clamp 15 is fixedly connected with the carrier cable 5, the lower hanger clamp 16 is fixedly connected with the power supply conductor 6, one end of the connecting piece 14 is movably connected with the upper hanger clamp 15, and the other end of the connecting piece 14 is movably connected with the lower hanger clamp 16.

As shown in fig. 9, the present embodiment includes a pulling member 17, one end of the pulling member 17 is connected to one connecting member 14, and the other end of the pulling member 17 is connected to the other connecting member 14. And the wind deflection correction sleeve 18 is also included, and the wind deflection correction sleeve 18 is directly or indirectly connected with the rotating assembly 1. The pulling piece 17 is movably arranged on the wind deviation rectifying sleeve 18 in a penetrating mode, any end of the pulling piece 17 is connected with any connecting piece 14, or two ends of the pulling piece 17 are respectively connected with the connecting pieces 14 on two sides of the cantilever structure 3. In the embodiment, the pulling piece 17 adopts a steel wire rope; the cooperation of the upper dropper clip 15, the lower dropper clip 16, the connecting piece 14 and the pulling piece 17 ingeniously solves the problem of hanging the power supply conductor 6 and the problem of swinging, the pantograph supplies power through the upper top power supply conductor 6, the force of the upper top acts on the power supply conductor 6 and the carrier cable 5, the influence on the body of the cantilever structure 3 is completely avoided, and the problem of impact hard points existing in the movable power supply conductor 6 can be perfectly solved.

As another expanded embodiment, the gantries are arranged at two ends of the movable overhead line system to serve as transitions between the movable overhead line system and the fixed overhead line system, so that the fixed compensation parts of the power supply and electric conductors 6 are arranged at the transition sections of the gantries, and in this embodiment, the power supply and electric conductors 6 can realize stroke compensation through the fixed compensation parts of the power supply and electric conductors 6.

As shown in fig. 10 and 11, the power supply conductor 6 at the gantry needs to be able to move as the messenger 5 needs to move on the cantilever structure 3. Therefore, a mode of arranging a power supply conductor 6 fixing compensation piece is adopted, the power supply conductor 6 fixing compensation piece comprises a slide way assembly 19 and a slide rod 20, the slide way assembly 19 is directly or indirectly connected with the rotating component 1, and the slide rod 20 is arranged in the slide way assembly 19 in a sliding mode. The slide rail assembly 19 is connected with the rotating assembly 1 through the slide rail fixing frame 21. In this embodiment, the power supply conductor clamp 23 is used to clamp the power supply conductor 6, and the power supply conductor is slid in the slide assembly 19 through the slide rod 20.

As shown in fig. 11, the spring compensating device 2 of the present embodiment is provided on the rotating assembly 1 with a spring compensating device support 22.

The utility model provides a remove contact net cantilever stroke compensation arrangement can effectually carry out the stroke compensation, after removing the contact net and rotate the cantilever in place on the top, pulling carrier cable and the power supply conductor that can also continue move for the cantilever structure, and the elastic force that produces through spring compensation arrangement carries out the stroke compensation pulling or promotes its further rotation to all the other cantilevers. The power supply electric conductor is arranged in a suspended mode, the condition that the original power supply electric conductor is not uniformly stressed is overcome, the weight is greatly reduced, the contact force mutation of the pantograph is reduced, and the impact hard point is greatly reduced. The windage yaw eliminating device effectively solves the problem of swinging of the power supply conductor.

Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims (23)

1. Remove contact net cantilever support device, its characterized in that: the device comprises a rotating component, a spring compensation device and a cantilever structure; further comprising a catenary and/or an electrical supply conductor, wherein

The rotating assembly is directly or indirectly connected with the cantilever structure, the spring compensation device is directly or indirectly arranged on the rotating assembly, and pushing force or pulling force generated by a spring in the spring compensation device directly or indirectly acts on the cantilever structure to push or pull the cantilever structure to rotate.

2. The mobile catenary cantilever support device of claim 1, wherein: the maximum horizontal displacement distance of the messenger and/or the power supply conductor in the horizontal direction can be greater than the rotational horizontal distance of the corresponding support means.

3. The mobile catenary cantilever support device of claim 1, wherein: the spring compensation device comprises a pull shaft and a spring, wherein a stopper is arranged on the pull shaft, the pull shaft is pulled to drive the stopper to move, the stopper compresses or stretches the spring to form acting force, and the acting force formed by the spring directly or indirectly acts on the cantilever structure to push or pull the cantilever structure to rotate.

4. The mobile catenary cantilever support device of claim 3, wherein: the pull shaft is pulled to move, the stopper compresses the spring, and the thrust formed by the spring pushes the cantilever structure to move; or the pulling shaft is pulled to move, the stop piece stretches the spring, and the tensile force formed by the spring pulls the wrist-arm structure to move.

5. The mobile catenary cantilever support device of claim 4, wherein: the spring compensation device also comprises a guide sleeve, and the guide sleeve is directly or indirectly arranged on a rotating component of the supporting device; the pull shaft penetrates through the guide sleeve, the blocking piece is located on the pull shaft inside the guide sleeve, and the spring is arranged inside the guide sleeve.

6. The mobile catenary cantilever support device of claim 5, wherein: the push piece is arranged on the upper end of the spring, and one end of the spring can act on the stopper; the other end of the spring acts on the pushing piece, the blocking piece compresses or stretches the spring so as to push or pull the guide sleeve to move, and the guide sleeve moves to drive the cantilever structure to rotate.

7. The mobile catenary cantilever support device of claim 5, wherein: one end of the spring can act on the stopper, and the other end of the spring can act on the inner end face of the guide sleeve.

8. The mobile catenary cantilever support device of claim 6, wherein: the pull shaft moves, the stopper compresses or stretches the spring, the pushing force or the pulling force formed by the spring directly or indirectly acts on the guide sleeve to push or pull the guide sleeve to move, and the guide sleeve drives the cantilever structure to rotate.

9. The mobile catenary cantilever support device of claim 8, wherein:

in the first mode, the pull shaft is pulled to the working position direction to drive the blocking piece to move, and the blocking piece abuts against the inner end face of the guide sleeve to push the guide sleeve to move from the non-working position to the working position; or

The second mode is as follows: the device is characterized by further comprising a return pushing structure, the return pushing structure is arranged on a pulling shaft outside the guide sleeve and pulls the pulling shaft towards the working position direction, the return pushing structure moves along with the pulling shaft, the force of the pulling shaft moving is directly or indirectly transmitted to the guide sleeve by the return pushing structure to push the guide sleeve to move, and the guide sleeve moves to drive the cantilever structure to rotate.

10. The mobile catenary cantilever support device of any one of claims 1 to 9, wherein: the power supply device further comprises a suspension piece and a power supply conductor, wherein the power supply conductor is hung on the catenary cable through the suspension piece.

11. The mobile catenary cantilever support device of claim 10, wherein: the power supply conductor is arranged in a suspended mode, and the power supply conductor and the cantilever structure are in a separated state.

12. The mobile catenary cantilever support device of claim 11, wherein: the suspension piece is arranged on one side or two sides of the cantilever structure.

13. The mobile catenary cantilever support device of any one of claims 1 to 9, wherein: the wind deflection eliminating device is characterized by further comprising a power supply conductor and a wind deflection eliminating device, wherein the power supply conductor is hung on the wind deflection eliminating device.

14. The mobile catenary cantilever support device of claim 13, wherein: the windage yaw eliminating device is used for preventing the suspended power supply conductor from being blown to overturn by wind.

15. The mobile catenary cantilever support device of claim 14, wherein: the windage yaw eliminating device at least comprises a connecting piece, one end of the connecting piece is connected with the carrier cable, and the other end of the connecting piece is connected with the power supply conductor.

16. The mobile catenary cantilever support device of claim 15, wherein: the power supply cable is characterized by further comprising an upper dropper clamp and a lower dropper clamp, wherein the upper dropper clamp is fixedly connected with the carrier cable, the lower dropper clamp is fixedly connected with the power supply conductor, one end of the connecting piece is movably connected with the upper dropper clamp, and the other end of the connecting piece is movably connected with the lower dropper clamp.

17. The mobile catenary cantilever support device of claim 15 or 16, wherein: the connecting pieces are arranged on two sides of the wrist-arm structure.

18. The mobile catenary cantilever support device of claim 17, wherein: the device comprises a pulling piece, wherein one end of the pulling piece is connected with one connecting piece, and the other end of the pulling piece is connected with the other connecting piece.

19. The mobile catenary cantilever support device of claim 18, wherein: the wind deflection correction device is characterized by further comprising a wind deflection correction sleeve, wherein the wind deflection correction sleeve is directly or indirectly connected with the rotating assembly.

20. The mobile catenary cantilever support device of claim 19, wherein: the pulling piece is movably arranged on the wind deflection correction sleeve in a penetrating mode, any end of the pulling piece is connected with any connecting piece, or two ends of the pulling piece are connected with the connecting pieces on two sides of the cantilever structure respectively.

21. The mobile catenary cantilever support device of any one of claims 1 to 9, wherein: the power supply conductor is capable of realizing stroke compensation through the power supply conductor fixing compensation piece.

22. The mobile catenary cantilever support device of claim 21, wherein: the power supply conductor fixing compensation piece comprises a slide way assembly and a slide rod, the slide way assembly is directly or indirectly connected with the rotating assembly, and the slide rod is arranged in the slide way assembly in a sliding mode.

23. The mobile catenary cantilever support device of claim 22, wherein: the slide assembly is connected with the rotating assembly through the slide fixing frame.

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