CN220964010U - Novel sliding contact line - Google Patents

Abstract

The utility model discloses a novel sliding contact line which comprises a guide pipe, a plurality of aluminum strips and a plurality of accessories, wherein the aluminum strips are arranged in the guide pipe in a strip shape, one ends of the aluminum strips are fixed, and when the aluminum strips expand with heat and contract with cold, one ends of the aluminum strips can move freely. In the utility model, the aluminum strip can be inserted into the clamping groove of the guide pipe, and meanwhile, the aluminum strip can not be separated from the guide pipe due to the wedge-shaped surfaces formed on the guide pipe and the aluminum strip. The guide pipe is made of polyvinyl chloride materials, the coefficients of thermal expansion and contraction of the guide pipe and the aluminum strips are different, and when the guide pipe works in an environment with large temperature difference, one end of the aluminum strips is fixed through the accessory, the other end of the aluminum strips is freely arranged in the clamping groove of the guide pipe, and the other end of the aluminum strips cannot exert force on the guide pipe due to thermal expansion and contraction, so that the guide pipe cannot deform to influence the use of the guide pipe.

Description

Novel sliding contact line

Technical Field

The utility model belongs to the technical field of trolley wires, and particularly relates to a novel trolley wire.

Background

The trolley wire is a movable special wire, and the trolley wire is generated due to the position change.

The trolley line is widely applied to the field of transportation, can be used as equipment for conveying electric power and signals, can also be applied to the field of transportation, provides power and control for electric vehicles, greatly improves the transportation efficiency, and can also be applied to the field of industrial manufacturing, ensures electric energy and signal transmission for various mechanical equipment, and realizes control and automatic operation of the equipment. Moreover, the device can be applied to the field of building engineering, can be used for conveying electric energy and conveying signals for construction elevators, can replace traditional cables, and is convenient to use.

The existing sliding contact line generally comprises a guide pipe, a conductor (aluminum strip) and accessories, wherein the conductor (aluminum strip) is inserted into a clamping groove of the guide pipe, the guide pipe is usually made of a polyvinyl chloride material because the working environment of the sliding contact line has large temperature difference, the expansion coefficient of the polyvinyl chloride material is about 3.5 times that of the conductor (aluminum strip), both ends of the conductor (aluminum strip) are fixed in the guide pipe through the accessories, and therefore, the expansion deformation of the conductor (aluminum strip) and the guide pipe are different, the guide pipe is easy to bend, and finally the sliding contact line cannot be used or has great potential safety hazards.

Disclosure of utility model

In order to solve the problems in the prior art, the utility model aims to provide a novel sliding contact wire.

The technical scheme adopted by the utility model is as follows:

The utility model provides a novel wiping line, includes pipe, a plurality of aluminium strip and a plurality of accessory, the aluminium strip is established with rectangular form in the pipe, the one end of aluminium strip passes through the accessory to be fixed in the pipe, and when pipe and aluminium strip take place expend with heat and contract with cold, the one end of aluminium strip can freely remove.

In some embodiments, the guide tube is formed with a long strip-shaped clamping groove, and the aluminum strip is arranged in the clamping groove. Thus, the clamping groove can play a role of accommodating the aluminum strip.

In some embodiments, a wedge surface is formed on one side of the aluminum strip, and a wedge surface is formed at a corresponding position of the guide pipe, and the wedge surface of the guide pipe can clamp the wedge surface of the aluminum strip. Therefore, the aluminum strip can be clamped in the clamping groove through the structure, and the aluminum strip cannot be separated from the side face of the clamping groove.

In some embodiments, the aluminum strip is a hollow structure, one end of the aluminum strip is provided with a plug connector, and the plug connector is fixed on the aluminum strip. Thus, the connector can be connected to an external device.

In some embodiments, each fitting includes a fixation portion and a fixation pin, the fixation portion is provided on the conduit, the fixation pin is provided in plurality, the fixation pin fixes the plug at one end of the aluminum strip, and the fixation pin also fixes one end of the aluminum strip on the conduit. Therefore, the aluminum strip can be fixed through the fixing nails, and meanwhile, the aluminum strip can also be fixed.

In some embodiments, the fixing nails of the fitting are three, the fixing part comprises three fixing plates, one fixing plate is arranged on the plug connector, and the other two fixing plates are connected with the guide pipe. Thus, the fitting of this construction can secure one end of the spigot to the aluminium strip, and one end of the aluminium strip can also be secured to the conduit.

In some embodiments, the aluminum strips are five.

The beneficial effects of the utility model are as follows:

In the utility model, the aluminum strip can be inserted into the clamping groove of the guide pipe, and meanwhile, the aluminum strip can not be separated from the side surface of the clamping groove of the guide pipe due to the wedge-shaped surfaces formed on the guide pipe and the aluminum strip.

The guide pipe is made of polyvinyl chloride materials, the coefficients of thermal expansion and contraction of the guide pipe and the aluminum strip are different, and when the guide pipe works in an environment with large temperature difference, one end of the aluminum strip is fixed on the guide pipe through the accessory, the other end of the aluminum strip is freely arranged in the clamping groove of the guide pipe, and the other end of the aluminum strip cannot exert force on the guide pipe due to thermal expansion and contraction, so that the guide pipe cannot deform to influence the use of the guide pipe.

Drawings

Fig. 1 is a schematic structural diagram of a novel sliding contact line according to an embodiment of the present utility model;

FIG. 2 is a schematic view of the structure of the novel trolley wire after hiding a portion of the catheter shown in FIG. 1;

FIG. 3 is a schematic view of a part of the novel trolley wire shown in FIG. 1 in an enlarged partial structure;

FIG. 4 is a schematic view of a part of the novel trolley wire shown in FIG. 1 in an enlarged partial structure;

FIG. 5 is a schematic cross-sectional view of the novel trolley wire shown in FIG. 1;

fig. 6 is a schematic diagram of a part of the structure of the novel sliding contact line shown in fig. 1.

In the figure: 1-a catheter; 11-clamping grooves; 2-aluminum strips; 21-a plug; 3-fitting; 31-a fixing part; 32-staples.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Fig. 1 to 6 schematically show the structure of a novel trolley wire according to an embodiment of the present utility model.

As shown in fig. 1 to 6, a novel sliding contact line comprises a guide pipe 1, a plurality of aluminum strips 2 and a plurality of accessories 3, wherein the aluminum strips 2 are installed in the guide pipe 1 in a strip shape, the lower ends of the aluminum strips 2 in fig. 1 and 2 are fixed on the guide pipe 1, the upper ends of the aluminum strips 2 are not fixed, namely the upper ends of the aluminum strips 2 can freely move, and when the aluminum strips 2 expand with heat and contract with cold, the upper ends of the aluminum strips 2 can also freely move.

The above-described catheter 1 is made of a polyvinyl chloride material, and thus the catheter 1 is non-conductive.

In this embodiment, as can be seen from fig. 3 to 5, the guide tube 1 is formed with a long slot 11, the aluminum strip 2 can be installed in the slot 11, and the slot 11 can serve to accommodate the aluminum strip 2.

Specifically, as shown in fig. 5, a plurality of clamping grooves 11 are formed on the aluminum strip 2, a wedge surface is formed on one side of each clamping groove 11, and correspondingly, a wedge surface is formed at a corresponding position of the guide pipe 1, the wedge surface of the guide pipe 1 can clamp the wedge surface of the aluminum strip 2, and the width of the wedge surface is gradually reduced, so that the aluminum strip 2 can be arranged in the clamping groove 11 through the structure, and the aluminum strip 2 cannot be separated from the side surface of the clamping groove 11.

In this embodiment, as shown in fig. 4, 5 and 6, the aluminum strip 2 has a hollow structure, and the lower end of the aluminum strip 2 may be provided with a plug 21, where the plug 21 is fixed on the aluminum strip 2, and may be connected to an external device through the plug 21. Such as: the plug 21 can be inserted into an electrical connection hole of the device, and thus, an external device and a power supply/device can be electrically connected by the present utility model.

In this embodiment, each fitting 3 includes a fixing portion 31 and a plurality of fixing nails 32, the fixing portion 31 can be mounted on the guide tube 1, the fixing nails 32 fix the plug 21 at one end of the aluminum strip 2, the fixing nails 32 can fix one end of the aluminum strip 2 on the guide tube 1, the lower end of the aluminum strip 2 can be fixed by the fixing nails 32, and the upper end of the aluminum strip 2 is freely provided in the guide tube 1.

In this embodiment, as shown in fig. 6, the fixing nails 32 of the fitting 3 are three, and the fixing portion 31 includes three fixing plates, one of which is provided on the socket 21, through which the socket 21 can be fixed to one end of the aluminum strip 2, and the other two fixing plates are connected to the guide pipe 1, through which one end of the aluminum strip 2 can be fixed to the guide pipe 1.

In summary, one end of the plug 21 can be fixed to the aluminum strip 2 and one end of the aluminum strip 2 can be fixed to the catheter 1 by the fitting 3. In other embodiments, the fitting 3 may also comprise other components, as long as the fitting 3 is capable of securing the aluminum strip 2 and the plug 21.

In the present embodiment, the aluminum strips 2 are five. In other embodiments, the number of aluminum strips 2 may be set according to the condition of the electrical connection holes of the device so that the present utility model can be matched with the device.

In the utility model, the aluminum strip 2 can be inserted into the clamping groove 11 of the guide pipe 1, and meanwhile, the aluminum strip 2 can not be separated from the side surface of the guide pipe 1 due to the wedge-shaped surfaces formed on the guide pipe 1 and the aluminum strip 2.

The guide pipe 1 is made of polyvinyl chloride materials, the coefficients of thermal expansion and contraction of the guide pipe 1 and the aluminum strip 2 are different, and when the guide pipe works in an environment with a large temperature difference, one end of the aluminum strip 2 is fixed through the fitting 3, and the other end of the aluminum strip 2 is freely arranged in the clamping groove 11 of the guide pipe 1, so that the other end of the aluminum strip 2 does not exert force on the guide pipe 1 due to thermal expansion and contraction, and the guide pipe 1 is not deformed to influence the use of the guide pipe.

The utility model is not limited to the above-described alternative embodiments, and any person who may derive other various forms of products in the light of the present utility model, however, any changes in shape or structure thereof, all falling within the technical solutions defined in the scope of the claims of the present utility model, fall within the scope of protection of the present utility model.

Claims (7)

1. The utility model provides a novel wiping line which characterized in that: including pipe (1), a plurality of aluminium strip (2) and a plurality of accessory (3), aluminium strip (2) are established in rectangular form in pipe (1), the one end of aluminium strip (2) is fixed in pipe (1) through accessory (3), and when pipe (1) and aluminium strip (2) take place expend with heat and contract with cold, the one end of aluminium strip (2) can freely remove.

2. The novel trolley line of claim 1, wherein: a strip-shaped clamping groove (11) is formed in the guide pipe (1), and the aluminum strip (2) is arranged in the clamping groove (11).

3. The novel trolley line of claim 2, wherein: a wedge-shaped surface is formed on one side of the aluminum strip (2), a wedge-shaped surface is also formed at the corresponding position of the guide pipe (1), and the wedge-shaped surface of the guide pipe (1) can clamp the wedge-shaped surface of the aluminum strip (2).

4. A novel trolley line according to claim 3, characterized in that: the aluminum strip (2) is of a hollow structure, one end of the aluminum strip (2) is provided with a plug connector (21), and the plug connector (21) is fixed on the aluminum strip (2).

5. The novel trolley line of claim 4, wherein: each fitting (3) comprises a fixing part (31) and fixing nails (32), the fixing parts (31) are arranged on the guide tube (1), a plurality of fixing nails (32) are arranged, and the fixing nails (32) fix the plug connector (21) at one end of the aluminum strip (2).

6. The novel trolley line of claim 5, wherein: the fixing nails (32) of the accessory (3) are three, the fixing part (31) comprises three fixing plates, one fixing plate is arranged on the plug connector (21), and the other two fixing plates are connected with the guide pipe (1).

7. The novel trolley line of claim 6, wherein: and the aluminum strips (2) are five.