CN218160851U - Axle box ground connection electrically conducts connecting device - Google Patents

Abstract

The utility model relates to a track traffic technical field just discloses an axle box ground connection electrically conductive connecting device, including axle box, case lid and axletree, one side fixed connection of case lid and axle box, the fixed cup joint of one end pole wall of axletree has the bearing, the through-hole has been seted up to the one end of axle box, the inside of through-hole is worn to locate in the axletree activity, bearing fixed connection is in the inner wall of axle box, the cavity has been seted up to the inside of axletree, the inside of cavity is provided with actuating mechanism and is connected with two connecting plates, two one side that the connecting plate was carried on the back mutually all is connected with latch mechanism, two latch mechanism all with the axle box phase-match, two first bar mouths have been seted up to the inner wall symmetry of cavity. The utility model discloses a shaft box has spacing connection between the axletree, has avoided the inner circle of bearing and the possibility of outer lane separation as far as possible, has guaranteed the normal use of whole device.

Description

Axle box ground connection electrically conducts connecting device

Technical Field

The utility model relates to a track traffic technical field especially relates to an axle box ground connection electrically conducts connecting device.

Background

After retrieval: chinese patent CN113363782A proposes a shaft end grounding device, which comprises an axle, a bearing, an axle box and a box cover, wherein the bearing is coaxially sleeved at the end of the axle, the axle box is coaxially sleeved at the outer side of the bearing, the box cover is tightly connected with one side of the axle box near the end of the axle, the grounding device further comprises a conductive sliding disc, a first limit disc and a second limit disc, the first limit disc is coaxially and fixedly installed at the end of the axle and located at the inner side of the axle box, the second limit disc is coaxially and tightly installed at one side of the first limit disc far away from the axle, a sliding groove is formed between the circumferential edge of the second limit disc and the circumferential edge of the first limit disc, the conductive sliding disc is annular, the conductive sliding disc is clamped between the box cover and the axle box, the inner ring of the conductive sliding disc is located in the sliding groove, and the surface of the conductive sliding disc close to the axle is attached to the surface of the first limit disc, and the surface of the conductive sliding disc close to the box cover is abutted to the surface of the second limit disc.

Aiming at the technical scheme, the following defects exist:

among the above-mentioned technical scheme, rotate through the bearing between axle box and the axletree and cup joint, when the lateral wall of axle box received the power along the axle box direction of axletree, there was the possibility that the inner circle and the outer lane of bearing break away from, can influence whole earthing device's normal use when the inner circle and the outer lane of bearing break away from.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the inner circle and the outer lane of bearing break away from when the lateral wall of axle box receives the power along the axle box direction of axletree among the prior art, and then influence whole earthing device's normal use, and the axle box ground connection electrically conductive connecting device who provides.

In order to realize the purpose, the utility model adopts the following technical scheme:

the utility model provides an axle box ground connection electrically conductive connecting device, includes axle box, case lid and axletree, one side fixed connection of case lid and axle box, the fixed cup joint of one end pole wall of axletree has the bearing, the through-hole has been seted up to the one end of axle box, the inside of through-hole is worn to locate in the axletree activity, bearing fixed connection is in the inner wall of axle box, the cavity has been seted up to the inside of axletree, the inside of cavity is provided with actuating mechanism and is connected with two connecting plates, two one side that the connecting plate was carried on the back mutually all is connected with latch mechanism, two latch mechanism all with the axle box phase-match, two first bar mouth, two have been seted up to the inner wall symmetry of cavity latch mechanism slides respectively and sets up in the inside of the first bar mouth that corresponds.

Preferably, actuating mechanism includes two-way lead screw and two sliders, two-way lead screw sets up in the inside of cavity and both ends pole wall all with the inner wall rotation connection of the corresponding side of cavity, two the slider all sets up in the inside of cavity and the both ends pole wall that two-way lead screw was located to symmetrical thread bush, two the connecting plate respectively with the lateral wall fixed connection of the slider that corresponds, the one end of two-way lead screw runs through the cavity and outwards extends and fixedly connected with knob, two be connected with stop gear between the slider jointly.

Preferably, latch mechanism includes two L shape poles, two the spout has all been seted up to one side that the connecting plate was carried on the back mutually, two second bar mouth, two are seted up to the equal symmetry of lateral wall of spout the L shape pole slides respectively to set up in the inside of corresponding spout and two kelly of the equal symmetrical fixedly connected with of pole wall, two the kelly respectively with the inner wall sliding connection of the second bar mouth that corresponds, two L shape pole slides respectively to set up in the inside of the bar mouth that corresponds and all with the axle box phase-match.

Preferably, stop gear includes gag lever post and two stoppers, two the stopper respectively with the lateral wall fixed connection of the slider that corresponds, the gag lever post activity is worn to locate the inside of two stoppers and both ends all with the inner wall fixed connection of cavity.

Preferably, one end of each L-shaped rod, which is far away from the corresponding connecting plate, is rotatably connected with a ball, and each ball is in contact connection with a side wall of the axle box.

Preferably, a triangular block is fixedly connected to the rod wall of each L-shaped rod.

Compared with the prior art, the utility model provides an axle box ground connection electrically conductive connecting device possesses following beneficial effect:

1. according to the axle box grounding conductive connecting device, the axle shaft can be fixed by utilizing the clamping connection between the L-shaped rods in the two clamping mechanisms and the side wall of the axle box through the two clamping mechanisms, so that the separation between the inner ring and the outer ring of the bearing is avoided as much as possible, and the normal use of the whole device is ensured.

2. The axle box grounding conductive connecting device can drive the two clamping mechanisms simultaneously through the arranged driving mechanisms, so that the two clamping mechanisms can be moved into the cavity or moved out of the cavity, and an axle is connected with an axle box.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses a shaft box has spacing connection between the axletree, has avoided the inner circle of bearing and the possibility of outer lane separation as far as possible, has guaranteed the normal use of whole device.

Drawings

Fig. 1 is a schematic structural view of a shaft box grounding conductive connection device provided by the present invention;

fig. 2 is an enlarged view of a portion a of fig. 1.

In the figure: 1 axle box, 2 case lids, 3 axletree, 4 bearings, 5 connecting plates, 6 two-way lead screw, 7 sliders, 8 knobs, 9L-shaped rod, 10 kelly, 11 gag lever post, 12 stopper, 13 balls, 14 triangle blocks.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

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

Referring to fig. 1-2, a shaft box grounding conductive connection device comprises a shaft box 1, a box cover 2 and an axle 3, wherein the box cover 2 is fixedly connected with one side of the shaft box 1, a bearing 4 is fixedly sleeved on a rod wall at one end of the axle 3, a through hole is formed in one end of the shaft box 1, the axle 3 is movably arranged in the through hole in a penetrating manner, the bearing 4 is fixedly connected with the inner wall of the shaft box 1, a cavity is formed in the axle 3, a driving mechanism is arranged in the cavity and connected with two connecting plates 5 through the driving mechanism, the driving mechanism comprises a bidirectional lead screw 6 and two sliders 7, the bidirectional lead screw 6 is arranged in the cavity and the rod walls at the two ends are rotatably connected with the inner wall of the corresponding side of the cavity, the two sliders 7 are respectively arranged in the cavity and symmetrically sleeved on the rod walls at the two ends of the bidirectional lead screw 6, the two connecting plates 5 are respectively and fixedly connected with the corresponding side walls of the sliders 7, one end of the bidirectional lead screw 6 penetrates through the cavity and extends outwards and is fixedly connected with a knob 8, and the knob 8 is arranged by using the knob 8, the knob can be driven to rotate the bidirectional lead screw 6 in the process of rotating the knob 8, thereby controlling the bidirectional driving mechanism.

Referring to fig. 1-2, two clamping mechanisms are connected to one side of each of two opposite connecting plates 5, the two clamping mechanisms are matched with the axle box 1, two first bar-shaped openings are symmetrically formed in the inner wall of the cavity, the two clamping mechanisms are respectively slidably disposed inside the corresponding first bar-shaped openings, each clamping mechanism comprises two L-shaped rods 9, a sliding groove is formed in one side of each of the two opposite connecting plates 5, two second bar-shaped openings are symmetrically formed in the side wall of each sliding groove, the two L-shaped rods 9 are respectively slidably disposed inside the corresponding sliding grooves, two clamping rods 10 are respectively and fixedly connected to the rod wall of each sliding groove symmetrically, the two clamping rods 10 are respectively and slidably connected to the inner wall of the corresponding second bar-shaped opening, the two L-shaped rods 9 are respectively slidably disposed inside the corresponding bar-shaped openings and are matched with the axle box 1, one end of each L-shaped rod 9, which is far away from the corresponding connecting plate 5, is rotatably connected with a ball 13, each ball 13 is in contact with the side wall of the axle box 1, and friction between the end of each L-shaped rod 9 and the axle box 1 can be reduced in the clamping process by the arranged balls 13.

Referring to fig. 1, stop gear includes gag lever post 11 and two stopper 12, two stopper 12 respectively with the lateral wall fixed connection of the slider 7 that corresponds, inside and both ends that two stopper 12 were worn to locate in the gag lever post 11 activity all with the inner wall fixed connection of cavity, utilize gag lever post 11 and two stopper 12 that set up, it can carry on spacingly to two sliders 7 to cup joint through the activity between two stopper 12 and the gag lever post 11, avoid two-way lead screw 6 pivoted in-process to drive two sliders 7 and rotate.

Referring to fig. 2, the triangular block 14 is fixedly connected to the wall of each L-shaped rod 9, and the triangular block 14 is arranged to drive the two L-shaped rods 9 on the same connecting plate 5 to contact through the sliding connection between the inclined surface of the triangular block 14 and the corresponding first linear opening in the process that each L-shaped rod moves to the outside of the cavity, so as to clamp the axle box 1.

The utility model discloses in, after being connected between axle box 1 and axletree 3, rotate knob 8, knob 8 drives two-way lead screw 6 and rotates, two slider 7 motions of drive are cup jointed through the activity between gag lever post 11 and two stoppers 12 to two-way lead screw 6 pivoted in-process, two slider 7 drives the connecting plate 5 motion that corresponds respectively, two connecting plate 5 drive two L shape pole 9 motions that correspond respectively, and drive two L shape poles 9 that correspond respectively and remove to the outside of cavity through the first bar mouth that corresponds, at the in-process that every L shape pole 9 removed to the cavity outside, every triangle piece 14 extrudees the L shape pole 9 that corresponds respectively, thereby make the ball 13 of every L shape pole 9 tip and axle box 1's lateral wall contact, and then realize the joint to axle box 1, avoid the inner circle and the outer lane separation of bearing 4, the normal use of whole device has been guaranteed.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. The utility model provides an axle box ground connection electrically conductive connecting device, includes axle box (1), case lid (2) and axletree (3), its characterized in that, one side fixed connection of case lid (2) and axle box (1), the fixed cup joint of one end pole wall of axletree (3) has bearing (4), the through-hole has been seted up to the one end of axle box (1), the inside of through-hole is worn to locate in axletree (3) activity, bearing (4) fixed connection is in the inner wall of axle box (1), the cavity has been seted up to the inside of axletree (3), the inside of cavity is provided with actuating mechanism and is connected with two connecting plates (5), two one side that connecting plate (5) were carried on the back mutually all is connected with clamping mechanism, two clamping mechanism all with axle box (1) phase-match, two first bar mouths, two have been seted up to the inner wall symmetry of cavity clamping mechanism slides respectively and sets up in the inside of the first bar mouth that corresponds.

2. The axle box grounding conductive connection device according to claim 1, wherein the driving mechanism comprises a bidirectional screw rod (6) and two sliders (7), the bidirectional screw rod (6) is arranged in the cavity, rod walls at two ends of the bidirectional screw rod are rotatably connected with inner walls at corresponding sides of the cavity, the two sliders (7) are arranged in the cavity, the rod walls at two ends of the bidirectional screw rod (6) are symmetrically sleeved with threads, the two connecting plates (5) are fixedly connected with side walls of the corresponding sliders (7), one end of the bidirectional screw rod (6) penetrates through the cavity and extends outwards, a knob (8) is fixedly connected with the two sliders (7), and a limiting mechanism is connected between the two sliders (7).

3. The axle box grounding conductive connecting device according to claim 1, wherein the clamping mechanism includes two L-shaped rods (9), two sliding grooves are formed on opposite sides of the two connecting plates (5), two second bar-shaped openings are symmetrically formed on side walls of the two sliding grooves, the two L-shaped rods (9) are respectively slidably disposed inside the corresponding sliding grooves, two clamping rods (10) are symmetrically and fixedly connected to rod walls, the two clamping rods (10) are respectively slidably connected to inner walls of the corresponding second bar-shaped openings, and the two L-shaped rods (9) are respectively slidably disposed inside the corresponding bar-shaped openings and are matched with the axle box (1).

4. The shaft box grounding conductive connecting device according to claim 2, wherein the limiting mechanism comprises a limiting rod (11) and two limiting blocks (12), the two limiting blocks (12) are respectively fixedly connected with the side walls of the corresponding sliding blocks (7), the limiting rod (11) is movably arranged inside the two limiting blocks (12) in a penetrating manner, and both ends of the limiting rod are fixedly connected with the inner walls of the cavities.

5. A conductive connection device for axle box grounding according to claim 3 characterized in that a ball (13) is rotatably connected to one end of each L-shaped bar (9) away from the corresponding connecting plate (5), and each ball (13) is in contact connection with a side wall of the axle box (1).

6. The conductive connection device for the grounding of the axle box according to claim 3, characterized in that a triangular block (14) is fixedly connected to the wall of each L-shaped rod (9).

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