Conducting rod for high-speed railway locomotive unit

Abstract

The utility model relates to the technical field of conducting rods, in particular to a conducting rod for a high-speed railway locomotive unit, which comprises a limiting pipe, a propping device is arranged at the lower end of a bottom plate, a nut in threaded connection with a screw rod is arranged at the lower end of the propping device, a positioning groove is formed in the middle of the upper surface of a baffle plate, and a pressing block is annularly arranged on the lower surface of the upper part of the screw rod. And a first sealing gasket matched with the positioning groove is arranged at the lower end of the pressing block. According to the utility model, the nut is in threaded connection with the screw rod, so that the arranged abutting device is installed and fixed, the abutting block above abuts against the bottom plate under the action of the compression force of the spring, the bottom plate drives the limiting pipe to move upwards, and then the first insulator, the second insulator and the leakage protector mechanism are driven to move upwards; therefore, the first insulator and the second insulator of the conducting rod are fixed very firmly, and loosening is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of electric pole, especially to the electric pole for high speed railway locomotive group. BACKGROUND

[0002] The electric pole is used for connecting the transformer coil lead-out wire with the external wire and is installed on the top of the transformer.

[0003] For example, the authorized announcement number "CN215815534U" is named as a railway power supply high-voltage switch electric pole, by setting first insulator, leakage protector and second insulator, it is favorable to the installation and fixed effect of electric wire and safe use, in use, the electric wire is connected with the transformer through the first insulator and the second insulator, and the electric wire is connected with the leakage protector through the through hole on the first insulator and the second insulator, in use, through the leakage protector, it is favorable to guarantee the safety of electricity.

[0004] The above and prior art have the following defects: the first insulator and the second insulator of the electric pole are not fixed firmly enough, and are prone to looseness; the sealing gasket of the electric pole is prone to looseness, which may result in poor sealing. INVENTION CONTENTS

[0005] The utility model discloses a electric pole for high speed railway locomotive group is provided to solve the shortcoming in the prior art.

[0006] In order to achieve the above object, the utility model adopts the following technical scheme:

[0007] Design electric pole for high speed railway locomotive group, including the limit pipe, the limit pipe inside slide connection has the screw rod, the limit pipe outside slide connection has leakage protector mechanism, first insulator and second insulator, first insulator and second insulator are arranged at the upper and lower ends of leakage protector mechanism respectively, the bottom plate is equipped in the limit pipe lower extreme, the bottom plate lower extreme is equipped with the abutting device, the abutting device lower extreme is equipped with the nut with the screw thread connection of screw rod, the first insulator upper end is equipped with the baffle with the slide connection of limit pipe, the baffle upper surface middle part is equipped with the locating groove, the screw rod upper part lower surface annular is equipped with the compression block, the compression block lower extreme is equipped with the first sealing gasket matched with the locating groove, the first sealing gasket inner wall is slidably connected with the limit pipe, the first insulator lower end one side surface and second insulator upper end one side surface are equipped with the through hole.

[0008] Preferably, the abutting device includes two abutting blocks, both of which are slidably connected to the screw rod, a spring is sleeved outside the screw rod, the upper end of the spring is connected to the upper abutting block, and the lower end of the spring is connected to the lower abutting block.

[0009] Preferably, the bottom plate lower surface is annularly provided with a plurality of slide rods, and the lower ends of the plurality of slide rods are slidably penetrated through the two abutting blocks and are provided with end blocks.

[0010] Preferably, the through hole inner wall is provided with a second sealing gasket, and the upper end of the second sealing gasket is annularly provided with an upper edge.

[0011] Preferably, the corner of the outer side surface of the pressing block is circularly arc-shaped in cross section.

[0012] Preferably, the corner of the inner wall of the pressing block is circularly arc-shaped in cross section, and the outer side surface of the first sealing gasket is matched with the inner wall of the pressing block.

[0013] The utility model discloses a high -speed railway locomotive group uses electric pole, and the beneficial effect lies in: through the nut and screw rod thread connection, make the abutting device of setting be installed fixed, through the spring compression force effect, make the abutting block of upper top tight bottom plate, through bottom plate drive limit tube and move upwards, and then drive first insulator, second insulator and leakage protector mechanism and move upwards, through the setting pressing block, make first insulator and second insulator of this electric pole be fixed very firm, avoid the situation of loose appearance, the first sealing gasket of setting is also pressed tightly, and it is not easy to appear loose situation, through the first sealing gasket lower surface pressing positioning groove, the first sealing gasket inner wall and the adhesion of limit tube, play good sealing effect. ACCURACY OF DRAWINGS

[0014] Figure 1 It is the whole sectional structure schematic view of the utility model;

[0015] Figure 2 It is the structure schematic view of screw rod, pressing block and first sealing gasket of the utility model;

[0016] Figure 3 It is the A position enlarged view of the utility model;

[0017] Figure 4 It is the B position enlarged view of the utility model;

[0018] Figure 5 It is the C position enlarged view of the utility model.

[0019] In the drawing: limit tube 1, screw rod 2, first insulator 3, second insulator 4, bottom plate 5, nut 6, baffle 7, positioning groove 8, pressing block 9, first sealing gasket 10, through hole 11, abutting block 12, spring 13, slide rod 14, end block 15, second sealing gasket 16, upper edge 17, leakage protector mechanism 18. DETAILED DESCRIPTION

[0020] Clearly, the described embodiments are merely part of the embodiments of the present application, not all the embodiments.

[0021] Referring to Figures 1-5 , the high-speed railway locomotive group uses the electric pole, including the limiting pipe 1, the screw rod 2 is slidably connected in the limiting pipe 1, the electric leakage protector mechanism 18, the first insulator 3 and the second insulator 4 are slidably connected outside the limiting pipe 1, the first insulator 3 and the second insulator 4 are arranged at the upper and lower ends of the electric leakage protector mechanism 18 respectively, the bottom plate 5 is arranged at the lower end of the limiting pipe 1, because the limiting pipe 1, the screw rod 2, the electric leakage protector mechanism 18, the first insulator 3 and the second insulator 4 are prior art and not the improvement point of the present design, therefore, here is not described. The abutting device is arranged at the lower end of the bottom plate 5, the nut 6 is arranged at the lower end of the abutting device and is screwed with the screw rod 2, the abutting device 7 is arranged at the upper end of the first insulator 3 and is slidably connected with the limiting pipe 1, the abutting device 7 is arranged at the upper surface of the first insulator 3, the positioning groove 8 is arranged at the middle part of the upper surface of the abutting device 7, the compression block 9 is annularly arranged at the lower surface of the upper part of the screw rod 2, the first sealing gasket 10 is arranged at the lower end of the compression block 9 and is matched with the positioning groove 8, the inner wall of the first sealing gasket 10 is slidably connected with the limiting pipe 1, and the side surface of the lower end of the first insulator 3 and the side surface of the upper end of the second insulator 4 are both provided with the through hole 11.

[0022] The abutting device includes two abutting blocks 12, both of which are slidably connected with the screw rod 2, the spring 13 is sleeved outside the screw rod 2, the upper end of the spring 13 is connected with the upper abutting block 12, and the lower end of the spring 13 is connected with the lower abutting block 12.

[0023] The lower end of the plurality of slide rods 14 is slidably penetrated through the two abutting blocks 12 and is provided with the end block 15. The plurality of slide rods 14 are arranged, which makes the two abutting blocks 12 move up and down more stably.

[0024] The inner wall of the through hole 11 is provided with the second sealing gasket 16, and the upper end of the second sealing gasket 16 is annularly provided with the upper edge 17. When the wire passes through the through hole 11, the second sealing gasket 16 arranged can play the role of sealing and fixing the wire.

[0025] The cross section of the corner of the outer side surface of the compression block 9 is arc-shaped. The arc-shaped structure can avoid water accumulation on the abutting device 7.

[0026] The cross section of the corner of the inner wall of the compression block 9 is arc-shaped, and the outer side surface of the first sealing gasket 10 is matched with the inner wall of the compression block 9. In order to match the inner wall of the compression block 9, the outer side surface of the first sealing gasket 10 is arc-shaped, so that the strength of the first sealing gasket 10 is greater.

[0027] Working principle: through the nut 6 and screw rod 2 threaded connection, make the setting is installed fixedly, through the spring 13 compression force effect, make the top of the block 12 tightly bottom plate 5, through bottom plate 5 drive limit tube 1 upwardly, further drive first insulator 3, second insulator 4 and leakage protector mechanism 18 upwardly, through the setting of the block 9, make the first insulator 3 and second insulator 4 of the conductive rod fixed very firm, avoid the situation of loose;The first sealing gasket 10 is also set up tightly, and it is not easy to appear loose situation;Through the first sealing gasket 10 lower surface compression positioning groove 8, the first sealing gasket 10 inner wall and limit tube 1 fit, play good sealing effect.

[0028] The above is only the preferred specific implementation of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art in the technical range disclosed by the present application, according to the technical scheme of the present application and the utility model concept, equivalent replacement or change, should be covered in the protection scope of the present application.

Claims

1. A high-speed railway locomotive consists of a conductive rod, comprising a limiting tube (1), characterized in that, The limiting pipe (1) is internally connected with a screw rod (2), and externally connected with a leakage protector mechanism (18), a first insulator (3) and a second insulator (4). The first insulator (3) and the second insulator (4) are arranged at the upper and lower ends of the leakage protector mechanism (18), respectively. The lower end of the limiting pipe (1) is provided with a bottom plate (5), and the lower end of the bottom plate (5) is provided with a pressing device. The lower end of the pressing device is provided with a nut (6) which is threadedly connected with the screw rod (2). The upper end of the first insulator (3) is provided with a shielding plate (7) which is slidably connected with the limiting pipe (1). The upper surface of the shielding plate (7) is provided with a positioning groove (8) in the middle. The lower surface of the upper portion of the screw rod (2) is annularly provided with a pressing block (9). The lower end of the pressing block (9) is provided with a first sealing gasket (10) which is matched with the positioning groove (8). The inner wall of the first sealing gasket (10) is slidably connected with the limiting pipe (1). The side surface of the lower end of the first insulator (3) and the side surface of the upper end of the second insulator (4) are both provided with a through hole (11).

2. The electrically conductive pole for a high-speed railway vehicle consist according to claim 1, characterized in that, The pressing device comprises two pressing blocks (12), both of which are slidably connected with the screw rod (2). The screw rod (2) is externally sleeved with a spring (13). The upper end of the spring (13) is connected with the upper pressing block (12), and the lower end of the spring (13) is connected with the lower pressing block (12).

3. The high-speed railway vehicle set electrically conductive pole according to claim 2, characterized in that, The lower end of each of the plurality of slide rods (14) is slidably penetrated through the two pressing blocks (12) and is provided with an end block (15).

4. The high speed railway vehicle consist electrically conductive pole of claim 1, wherein, The inner wall of the through hole (11) is provided with a second sealing gasket (16), and the upper end of the second sealing gasket (16) is annularly provided with an upper edge (17).

5. The high speed railway vehicle consist electrically conductive pole of claim 1, wherein, The cross section of the corner of the outer side surface of the pressing block (9) is arc-shaped.

6. The high-speed railway vehicle set electrically conductive pole according to claim 5, characterized in that, The cross section of the corner of the inner wall of the pressing block (9) is arc-shaped, and the outer side surface of the first sealing gasket (10) is matched with the inner wall of the pressing block (9).

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