Railway traction power supply device

Abstract

The utility model belongs to the technical field of traction power supply devices, and particularly relates to a railway traction power supply device which comprises a traction frame, the end portion of the traction frame is connected with a wire clamping device, the wire clamping device comprises a connecting piece and a transverse adjusting assembly, and the transverse adjusting assembly is provided with a clamping assembly. The transverse adjusting assembly comprises a sliding rail installed on the lower side of the connecting piece, two sliding blocks transversely slide in the sliding rail, the ends of the sliding blocks are connected with L-shaped rods, screw rods are installed on the opposite inner walls of the upper ends of the two L-shaped rods, nuts are in threaded connection with the screw rods, and a connecting rod is connected between the two nuts. The clamping assembly comprises a first clamping block arranged at the lower end of the L-shaped rod, and the first clamping block is connected with a second clamping block and a third clamping block through bolts. The clamping assembly further comprises a clamping copper block located among the first clamping block, the second clamping block and the third clamping block. According to the utility model, the wire can be tensioned to be horizontal.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of traction power supply device, concretely relates to a railway traction power supply device. BACKGROUND

[0002] In the railway transportation process, need to use the railway traction power supply device to supply power for the train running, the existing railway traction power supply device often all through installing the traction frame on the upper end of the stand, then installing the wire clamping device on the end of the traction frame, through the wire clamping device clamping metal wire, when the train runs, through the bare metal wire to supply power for the train, but in actual use, due to the metal wire gravity, the wire cannot keep parallel state, therefore the utility model provides a railway traction power supply device. UTILITARIAN CONTENT

[0003] The utility model aims at providing a railway traction power supply device, through the transverse adjusting assembly and clamping assembly realize transverse tension metal wire, make metal wire keep horizontal state all the time.

[0004] The technical scheme adopted by the utility model is as follows:

[0005] A railway traction power supply device, including the traction frame, the traction frame end is connected with wire clamping device, the wire clamping device includes connecting piece, the connecting piece is connected with transverse adjusting assembly, the transverse adjusting assembly is equipped with clamping assembly.

[0006] Preferably, the traction frame is connected with the connecting piece through bolts.

[0007] Preferably, the transverse adjusting assembly includes the slide rail installed below the connecting piece side, the slide rail inside transversely slides two sliders, the slider end is connected with L type rod, and the screw rod is connected with the nut in the screw thread on the screw rod, and the connecting rod is connected between the two nuts.

[0008] Preferably, the clamping assembly includes the first clamp block arranged at the lower end of the L-shaped rod, the second clamp block and the third clamp block are connected to the first clamp block through bolts, and the length of the second clamp block and the third clamp block is equal to the length of the first clamp block.

[0009] Preferably, the first clamp block, the second clamp block and the third clamp block side wall are provided with circular grooves, and the lower end of the circular groove is provided with a toothed bar.

[0010] Preferably, the clamping assembly further comprises a clamping copper block between the first clamping block and the second clamping block and the third clamping block, the upper end of the clamping copper block is opened, and the side wall of the clamping copper block is provided with a tooth groove matched with the tooth bar.

[0011] The utility model discloses technical effects are obtained:

[0012] In the utility model, first, the metal wire is inserted into the inside of the clamping copper block, the clamping copper block is placed in the circular channel of the first clamping block, and the second clamping block is screwed tightly first, so that the tooth bar of the second clamping block tightly extrudes the tooth groove of the clamping copper block, the clamping copper block completes the clamping of the metal wire, the rotation connecting rod is rotated to drive the rotation of the two nuts, the two nuts cooperate with the two screw rods to form a tension rod, the metal wire is pulled to the middle, the rotation connecting rod is rotated to drive the rotation of the two nuts, the two nuts cooperate with the two screw rods to form a tension rod, the metal wire is pulled to the middle, and the metal wire is in a horizontal state. BRIEF DESCRIPTION OF DRAWINGS

[0013] Fig. 1 It is an isometric structure schematic view of the railway traction power supply device of the utility model;

[0014] Fig. 2 It is a three-dimensional structure schematic view of the railway traction power supply device of the utility model;

[0015] Fig. 3 It is a front view structure schematic view of the railway traction power supply device of the utility model.

[0016] In the drawings, the component list represented by each sign is as follows:

[0017] 1, traction frame;2, connecting piece;3, horizontal adjustment assembly;4, clamping assembly;301, slide rail;302, sliding block;303, L-shaped rod;304, screw rod;305, nut;306, connecting rod;401, first clamping block;402, second clamping block;403, third clamping block;404, clamping copper block. DETAILED DESCRIPTION

[0018] In order to make the purpose and the advantage of the utility model more clearly clear, the utility model is specifically explained below with examples.It should be understood that the following text is only used to describe one or several specific implementation manners of the utility model, and does not strictly limit the protection scope requested by the utility model.

[0019] As Figs. 1-3 Shown, a railway traction power supply device, including traction frame 1, the traction frame 1 end is connected with wire clamping device, wire clamping device includes connecting piece 2, connecting piece 2 is connected with horizontal adjustment assembly 3, and horizontal adjustment assembly 3 is equipped with clamping assembly 4.

[0020] Preferably, the traction frame 1 is connected to the connector 2 by bolts.

[0021] like Figs. 1-3 As shown, in actual use, the traction frame 1 is installed on the upper end of the column, and several columns are installed at equal intervals on both sides of the guide rail. The metal power supply wire is clamped by the clamping component 4, and the metal power supply wire is tightened by the lateral adjustment component 3.

[0022] Preferably, the lateral adjustment assembly 3 includes a slide rail 301 installed below the side of the connector 2. There are two sliders 302 that slide laterally inside the slide rail 301. The ends of the sliders 302 are connected to L-shaped rods 303. The upper ends of the two L-shaped rods 303 are fitted with screws 304 relative to the inner wall. Nuts 305 are threaded onto the screws 304. A connecting rod 306 is connected between the two nuts 305.

[0023] In practical use, after the clamping assembly 4 clamps both ends of the metal wire, the two nuts 305 are rotated by rotating the connecting rod 306. The two nuts 305, together with the two screws 304, form a tensioning rod, which tightens the metal wire towards the middle.

[0024] Preferably, the clamping assembly 4 includes a first clamping block 401 disposed at the lower end of the L-shaped rod 303. A second clamping block 402 and a third clamping block 403 are bolted to the first clamping block 401. The lengths of the second clamping block 402 and the third clamping block 403 are equal to the length of the first clamping block 401. Circular grooves are formed on the sidewalls of the first clamping block 401, the second clamping block 402, and the third clamping block 403, and a toothed strip is provided at the lower end of the circular groove. The clamping assembly 4 also includes a clamping copper block 404 located between the first clamping block 401 and the second clamping block 402 and the third clamping block 403. The upper end of the clamping copper block 404 is open, and the sidewall of the clamping copper block 404 is provided with a toothed groove that is compatible with the toothed strip.

[0025] like Figs. 1-3 As shown, in actual use, the metal wire is first inserted into the clamping copper block 404, the clamping copper block 404 is placed in the circular groove of the first clamping block 401, and the second clamping block 402 is screwed in first by bolts, so that the teeth of the second clamping block 402 tightly squeeze the teeth of the clamping copper block 404, and the clamping copper block 404 completes the clamping of the metal wire. After tightening the metal wire, an appropriate metal wire segment is selected and placed between the two clamping copper blocks 404, and then the third clamping block 403 is tightened by bolts.

[0026] like Figs. 1-3As shown, the working principle of the utility model is: first, the metal wire is inserted into the clamping copper block 404, the clamping copper block 404 is placed in the circular channel of the first clamping block 401, and the second clamping block 402 is screwed in first, so that the tooth of the second clamping block 402 tightly extrudes the tooth groove of the clamping copper block 404, the clamping copper block 404 completes the clamping of the metal wire, the rotating connecting rod 306 is rotated to drive the two nuts 305, the two nuts 305 cooperate with the two screw rods 304 to form a tensioning rod, the metal wire is pulled to the middle, the rotating connecting rod 306 is rotated to drive the two nuts 305, the two nuts 305 cooperate with the two screw rods 304 to form a tensioning rod, and the metal wire is pulled to the middle.

[0027] The above only is the preferred implementation of the utility model, it should be pointed out, for the ordinary skilled person in the art, without departing from the principle of the utility model, under the premise of, can make a number of improvements and refinements, these improvements and refinements also should be considered the protection scope of the utility model. The structure, device and operation method not specifically described and explained in the utility model, if no special description and limitation, are implemented according to conventional means in the art.

Claims

1. A railway traction power supply device comprising a traction frame (1), the ends of which are connected with wire clamping devices, characterized in that: The clamping device comprises a connecting piece (2), a transverse adjusting assembly (3) is connected to the connecting piece (2), and a clamping assembly (4) is arranged on the transverse adjusting assembly (3).

2. A railway traction power supply apparatus according to claim 1, characterised in that: The traction frame (1) is connected with the connecting piece (2) through bolts.

3. A railway traction power supply apparatus according to claim 2, characterised in that: The transverse adjusting assembly (3) comprises a slide rail (301) arranged below the side of the connecting piece (2), two slide blocks (302) are arranged to slide transversely in the slide rail (301), L-shaped rods (303) are connected to the end portions of the slide blocks (302), screw rods (304) are arranged on the upper ends of the two L-shaped rods (303) and opposite the inner wall, nuts (305) are threadedly connected to the screw rods (304), and a connecting rod (306) is connected between the two nuts (305).

4. A railway traction power supply apparatus according to claim 3, wherein: The clamping assembly (4) comprises a first clamping block (401) arranged at the lower end of the L-shaped rod (303), a second clamping block (402) and a third clamping block (403) are connected to the first clamping block (401) through bolts, and the lengths of the second clamping block (402) and the third clamping block (403) are equal to the length of the first clamping block (401).

5. A railway traction power supply arrangement according to claim 4, characterised in that: Circular grooves are arranged in the side walls of the first clamping block (401), the second clamping block (402) and the third clamping block (403), and tooth strips are arranged at the lower ends of the circular grooves.

6. A railway traction power supply apparatus according to claim 5, wherein: The clamping assembly (4) further comprises a clamping copper block (404) arranged between the first clamping block (401) and the second clamping block (402) and the third clamping block (403), the upper end of the clamping copper block (404) is open, tooth grooves are arranged in the side walls of the clamping copper block (404), and the tooth grooves are matched with the tooth strips.

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