CN211494061U

CN211494061U - Connecting device for axle box and bogie frame

Info

Publication number: CN211494061U
Application number: CN201922484690.3U
Authority: CN
Inventors: 陈小花; 程平; 周志勇; 康锋; 逯津杰; 武晋国; 吴卫红; 宋刚
Original assignee: Jinxi Railway Vehicle Co ltd
Current assignee: Jinxi Railway Vehicle Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-09-15
Anticipated expiration: 2029-12-31

Abstract

The utility model provides a connecting device for axle box and bogie frame, include: one end of the lifting seat is provided with a flanging which is suitable for being embedded in the bogie frame, the other end of the lifting seat is suitable for extending out of the bogie frame, and a through hole is formed in the lifting seat; one end of the lifting hook is suitable for being fixedly connected with the axle box, and the other end of the lifting hook is suitable for extending into the through hole; the lifting pin, the lifting pin is suitable for to pass first pinhole with the second pinhole with the lifting hook with the lifting seat is connected, a connecting device for axle box and bogie frame, through set up the lifting seat on the bogie frame, set up the lifting hook on the axle box to be connected the fixed connection in order to realize bogie frame and axle box through the lifting pin with lifting seat and lifting hook, connect firmly, the quick dismouting to lifting seat and lifting hook can be realized through the plug lifting pin with lifting seat and lifting hook shaft hole cooperation, through the plug lifting pin.

Description

Connecting device for axle box and bogie frame

Technical Field

The utility model relates to a locomotive spare part technical field particularly, relates to a connecting device that is used for axle box and bogie framework.

Background

During the assembly process of the bogie and during the hoisting process after the assembly process, the bogie is required to have the function that the axle system can be integrally hoisted with the bogie frame. In order to achieve the function of the conventional railway locomotive bogie, a connecting piece is generally arranged right above an axle box and is welded with a bogie framework together in an assembling mode, and a wheel axle system and the bogie framework are integrally hoisted by hoisting the bogie framework, so that when a vehicle is maintained, the bogie framework breaks down, the axle box needs to be replaced again, and the maintenance cost is high.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention is directed to a connection device for an axle box and a bogie frame, which is intended to solve at least one of the above problems to at least some extent.

In order to solve the above problems, the present invention provides a connecting device for an axle box and a bogie frame, for making the axle box with the bogie frame can be dismantled and connected, including: one end of the lifting seat is provided with a flanging which is suitable for being embedded in the bogie frame, the other end of the lifting seat is suitable for extending out of the bogie frame, and a through hole is formed in the lifting seat; one end of the lifting hook is suitable for being fixedly connected with the axle box, and the other end of the lifting hook is suitable for extending into the through hole; the side wall of the lifting seat is provided with a first pin hole, and the lifting hook is provided with a second pin hole corresponding to the first pin hole; the hanger pin is adapted to pass through the first and second pin holes to connect the hanger and the hanger bracket.

Optionally, still include couple subassembly and link plate, the couple subassembly be used for fixed set up in on the lateral wall of bogie frame, the link plate is used for fixed the setting on the lateral wall of axle box, the couple subassembly be used for with the link plate block is connected.

Optionally, the hitch assembly includes two hitch hooks, the two hitch hooks being spaced apart relative to each other on an outer side wall of the truck frame.

Optionally, the hanging plate is symmetrically provided with two hanging lugs at the end part far away from the axle box, and the two hanging lugs are respectively used for being clamped with the two hooks.

Optionally, the hook includes a first section and a second section, the first section and the second section are perpendicular to each other, the first section is fixedly connected with the outer side wall of the bogie frame, and the second section extends towards the direction departing from the side wall of the bogie frame.

Optionally, the hook is of an L-shaped structure.

Optionally, still include the cushion socket, the one end of cushion socket and the bottom fixed connection of axle box, the other end of cushion socket is to keeping away from the direction of axle box extends, the extension tip of cushion socket is used for setting up the bumper shock absorber.

Optionally, the shock absorbing seat is of a groove-shaped structure, and a support lug is arranged on a side wall of the shock absorbing seat and fixedly connected with the bottom end of the axle box through a connecting rod.

Optionally, the damper base includes a wide mouth portion and a narrow mouth portion, the width of the wide mouth portion is greater than the width of the narrow mouth portion, and the wide mouth portion and the narrow mouth portion are connected through an arc transition.

Optionally, the width of the wide mouth portion is adapted to the width of the pedestal bottom, and the width of the narrow mouth portion is adapted to the diameter of the shaft end of the shock absorber.

Compared with the prior art, the connecting device for the axle box and the bogie frame has the following advantages:

a connecting device for axle box and bogie framework, through set up the lifting seat on the bogie framework, set up the lifting hook on the axle box, the lifting hook is pegged graft in the lifting seat to be connected the fixed connection in order to realize bogie framework and axle box through the lifting pin with lifting seat and lifting hook, connect firmly, the lifting pin with lift seat and lifting hook shaft hole cooperation can realize quick dismouting to lifting seat and lifting hook through the plug lifting pin.

Drawings

FIG. 1 is a first schematic structural view of an embodiment of a coupling device for an axle box and a bogie frame according to the present invention;

FIG. 2 is a second schematic structural view of an embodiment of a connecting device for an axle box and a bogie frame according to the present invention;

FIG. 3 is a schematic view of a shock mount of an embodiment of a connecting device for an axle box and a bogie frame according to the present invention;

fig. 4 is a schematic structural view of a hanging plate of an embodiment of the connecting device for an axle box and a bogie frame according to the present invention.

Description of reference numerals:

100. axle box, 200, bogie frame, 300, shock absorber, 1, hanging seat, 11, flanging, 12, through hole, 2, lifting hook, 3, lifting pin, 4, hanging plate, 41, hanging lug, 5, hanging hook, 51, first section, 52, second section, 6, shock absorber, 61, support lug, 62, wide mouth part, 63, narrow mouth part, 7 and connecting rod.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

Herein, a coordinate system XYZ is provided, wherein a forward direction of the X-axis represents the right, a reverse direction of the X-axis represents the left, a forward direction of the Y-axis represents the upper, a reverse direction of the Y-axis represents the lower, a forward direction of the Z-axis represents the front, and a reverse direction of the Z-axis represents the rear.

In addition, the following description will be briefly made with reference to the orientation: the following directional or positional relationships, as indicated in the context of "front", "rear", "upper", "lower", "left", "right", etc., with respect to each structural member, are intended to refer to the orientation or positional relationship as shown in the drawings; these positional relationships are merely for convenience and simplicity of description and do not indicate or imply that the device referred to must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the invention.

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below.

As shown in fig. 1, an embodiment of the present invention provides a connection device for an axle box and a bogie frame, through which the axle box 100 is detachably connected with the bogie frame 200, including: the lifting seat 1 is of a square tubular structure, a through hole is formed in the middle of the lifting seat, the through hole is matched with one end, provided with a pin hole, of a lifting hook, a flanging 11 is arranged at one end of the lifting seat 1, the flanging is suitable for being nested in the bogie frame 200, specifically, a hole is formed in the bottom wall of a side beam of the bogie frame, the lifting seat is partially inserted into the bogie frame, and the end, inserted into the bogie frame, of the lifting seat is provided with the flanging so as to be fixedly connected with the bogie frame and prevent the lifting seat from being separated from the bogie frame. The other end of the hanging seat 1 extends out of the bogie frame 200, and the end part of the hanging seat 1 extending out of the bogie frame 200 is provided with a through hole 12; the through hole runs through the middle part of the hanging seat, and is convenient for being matched with the hanging hook in an inserting way. And a hook 2, one end of which is adapted to be fixedly connected with the axle box 100, and in particular, the hook is fixedly connected with the outer side wall of the axle box through a bolt. The other end of the lifting hook 2 extends into the through hole 12; the lifting hook comprises a lifting pin 3, wherein a first pin hole is formed in the side wall of the lifting seat 1, specifically, first pin holes are formed in the opposite side walls of the lifting seat and communicated with a through hole, and a second pin hole corresponding to the first pin hole is formed in the lifting hook 2; the lifting pin 3 passes first pinhole with the second pinhole is in order to incite somebody to action the lifting hook 2 with the lifting seat 1 is connected, in this embodiment, peg graft the lifting hook to the lifting seat earlier in, use the lifting pin to alternate lifting seat and lifting hook, realize the fixed connection of lifting hook and lifting seat, when whole lifting by crane to counter shaft box and bogie frame, guaranteed the steadiness that axle box and bogie frame are connected, preferably, the tip of lifting pin sets up porosely, and downthehole pegging graft has the split pin to fix the lifting pin in first pinhole and second pinhole, and dismantle conveniently, improved the packaging efficiency.

A connecting device for axle box and bogie framework, through set up the lifting seat on the bogie framework, set up the lifting hook on the axle box, the lifting hook is pegged graft in the lifting seat, and will lift by crane the fixed connection of seat and lifting hook connection in order to realize bogie framework and axle box through the lifting pin, it is firm to connect, the lifting pin with lift by crane seat and lifting hook shaft hole cooperation, can realize fast the dismouting to lifting seat and lifting hook through the plug lifting pin, and then not only can wholly lift by crane axle box and bogie framework, but also can carry out the components of a whole that can function independently to axle box and bogie framework and lift by crane, the flexibility that the automobile body lifted by crane has been improved greatly.

As shown in fig. 2, a connecting device for an axle box and a bogie frame further comprises a hook assembly and a hanging plate 4, wherein the hook assembly is used for being fixedly arranged on the outer side wall of the bogie frame 200, specifically, the hook assembly is fixedly arranged on the side wall of the side beam of the bogie frame, the hanging plate 4 is used for being fixedly arranged on the outer side wall of the axle box 100, specifically, the hanging plate is fixedly connected on the rear cover of the axle box through a bolt, the whole hanging plate 4 is of a T-shaped structure, the hanging plate is integrally formed by cutting a thick steel plate, and a light hole is processed on the hanging plate and is used for being connected with the axle box through a bolt, and the hook assembly is used for being connected with the.

The utility model discloses set up couple subassembly and link plate, can carry out the secondary to the connection of axle box and bogie frame and consolidate, when the connection between hanging seat and lifting hook breaks down, the connection of the link plate of covering behind couple subassembly and the axle box on the bogie frame lateral wall still can guarantee to lift by crane axle box and bogie frame wholly, avoids breaking away from the decomposition, has improved the operating efficiency, has promoted factor of safety.

As shown in fig. 1 and 4, the hook assembly comprises two hooks 5, wherein the two hooks 5 are arranged on the outer side wall of the bogie frame 200 at intervals, specifically, the main body of the hanging plate is clamped between the two hooks, and the two hanging lugs of the hanging plate are respectively abutted and matched with the hooks, so that the balance and stability of connection between the hooks and the hanging plate are ensured, and the connection strength of the bogie frame and the axle box is further improved. The end part of the hanging plate 4, which is far away from the axle box 100, is symmetrically provided with hanging lugs 41, the hanging lugs 41 are respectively connected with the hanging hooks 5 in a clamping manner, in other embodiments, the hanging lugs can be separated from the hanging hooks by a certain gap, the hanging seat and the hanging hooks are broken, the hanging lugs and the hanging hooks are abutted together to play a connecting role, the hanging hooks and the hanging plates serve as spare parts, and under a conventional state, no interaction force exists between the hanging hooks and the hanging plates, so that the service life of the spare parts can be greatly prolonged.

As shown in fig. 2, the hook 5 includes a first section 51 and a second section 52, the first section 51 and the second section 52 are perpendicular to each other, the first section 51 is fixedly connected with the outer sidewall of the bogie frame 200, specifically, the first section is fixedly connected with the outer sidewall of the bogie frame through a bolt, and the second section 52 extends towards the direction departing from the sidewall of the bogie frame 200, and is used for abutting against a suspension loop of a suspension plate. Couple 5 is L type structure, just the couple is integrative casting shaping, has higher structural strength.

In the existing design, the shock absorber is taken as the shock-absorbing structure between bogie frame and the axle box, and the one end of shock absorber sets up in the end cover department of axle box usually, and the other end and bogie frame fixed connection because the structure size of shock absorber itself is great, has increased the whole width of automobile body like this in other words, has reduced the trafficability characteristic of automobile body. Therefore, in the embodiment, by arranging the shock absorbing seat, the shock absorbing seat is fixedly connected with the bottom end of the axle box through the bolt, and the shock absorber is arranged on the shock absorbing seat, so that the shock absorber is hidden on the left side of the end cover of the axle box in the width direction of the automobile body, namely the reverse direction of the x axis, and the increase of the whole width of the automobile body is avoided under the condition that the shock absorbing performance of the shock absorber is not influenced. As shown in fig. 2, a connecting device for an axle box and a bogie frame further comprises a shock absorbing seat 6, one end of the shock absorbing seat 6 is fixedly connected with the bottom end of the axle box 100, and the other end of the shock absorbing seat 6 extends in a direction away from the axle box 100, specifically, the shock absorbing seat extends in a forward direction of a Z-axis, and a position is reserved for arranging a shock absorber. The extended end of the damper base 6 is used to dispose the damper 300.

The shock mount 6 is the cell type structure, be provided with journal stirrup 61 on the lateral wall of shock mount 6, journal stirrup 61 through connecting rod 7 with axle box 100's bottom fixed connection, specifically, the connecting rod alternates journal stirrup and axial bottom and is in the same place shock mount and axle box fixed connection, and the tip of bumper shock absorber still passes through the bottom fixed connection of bolt and axle box to the joint strength of shock mount and axle box has been guaranteed.

As shown in fig. 3, the shock absorbing seat is of a groove structure, the left and right sides of the shock absorbing seat are provided with groove walls, and the groove walls and the joints of the axle box and the shock absorber are provided with lugs to facilitate connection with the axle box and the shock absorber, one end of the shock absorbing seat has a larger width and is a wide opening, the other end has a smaller width and is a narrow opening, the wide opening and the narrow opening are in arc transition connection, the shock absorbing seat 6 comprises a wide opening 62 and a narrow opening 63, the width of the wide opening 62 is larger than the width of the narrow opening 63, the width of the wide opening 62 is adapted to the width of the bottom of the axle box 100, in this embodiment, the widths of the wide opening and the narrow opening refer to the sizes of the wide opening and the narrow opening in the X-axis direction, specifically, the wide opening is sleeved outside the bottom end of the axle box, and then the shock absorbing seat is fixedly connected with the bottom end of the axle box by a bolt and a connecting rod, the width, the wide opening part 62 and the narrow opening part 63 are in transition connection through arcs, and due to the fact that the installation space between the bogie frame and the axle box is limited, the shock absorption seat can save space due to the structural design, and the supporting effect of the shock absorption seat on the shock absorber cannot be influenced.

Although the present invention is disclosed above, the present invention is not limited thereto. Various changes and modifications may be effected therein by one of ordinary skill in the pertinent art without departing from the scope or spirit of the present invention, and the scope of the present invention is defined by the appended claims.

Claims

1. A coupling device for an axlebox and a bogie frame for detachably coupling the axlebox (100) to the bogie frame (200), characterized in that it comprises:

the suspension device comprises a suspension seat (1), wherein one end of the suspension seat (1) is provided with a flanging (11), the flanging (11) is suitable for being nested in a bogie frame (200), the other end of the suspension seat (1) is suitable for extending out of the bogie frame (200), and the end part of the suspension seat (1) extending out of the bogie frame (200) is provided with a through hole (12);

the lifting hook (2), one end of the lifting hook (2) is suitable for being fixedly connected with the axle box (100), and the other end of the lifting hook (2) is suitable for extending into the through hole (12);

the side wall of the lifting seat (1) is provided with a first pin hole, and the lifting hook (2) is provided with a second pin hole corresponding to the first pin hole; the lifting pin (3) is suitable for passing through the first pin hole and the second pin hole so as to connect the lifting hook (2) and the lifting seat (1).

2. The connecting device for an axle box and a bogie frame according to claim 1, further comprising a hooking component and a hanging plate (4), wherein the hooking component is fixedly arranged on the outer side wall of the bogie frame (200), the hanging plate (4) is fixedly arranged on the outer side wall of the axle box (100), and the hooking component is used for being clamped and connected with the hanging plate (4).

3. A connection arrangement for an axle box and a bogie frame according to claim 2, characterised in that the hooking assembly comprises two hooks (5), the two hooks (5) being arranged in a spaced apart relationship on the outer side wall of the bogie frame (200).

4. A connection arrangement for axle boxes and bogie frames according to claim 3, characterised in that the end of the link plate (4) remote from the axle box (100) is symmetrically provided with lugs (41), two of said lugs (41) being adapted to engage with two of said hooks (5), respectively.

5. A connection arrangement for an axle box and a bogie frame according to claim 3, characterised in that the hook (5) comprises a first section (51) and a second section (52), the first section (51) and the second section (52) being arranged perpendicular to each other, the first section (51) being fixedly connected to an outer side wall of the bogie frame (200), the second section (52) extending away from the side wall of the bogie frame (200).

6. A connection arrangement for an axle box and bogie frame according to claim 3, characterised in that the hook (5) is of L-shaped construction.

7. A connecting device for an axle box and a bogie frame according to claim 1, further comprising a shock absorbing mount (6), wherein one end of the shock absorbing mount (6) is fixedly connected with the bottom end of the axle box (100), the other end of the shock absorbing mount (6) extends in a direction away from the axle box (100), and the extending end of the shock absorbing mount (6) is used for arranging a shock absorber (300).

8. A connection arrangement for an axle box and bogie frame according to claim 7, characterised in that the shock absorber mounts (6) are of a channel-type construction, and that the shock absorber mounts (6) are provided with lugs (61) on their side walls, the lugs (61) being fixedly connected to the bottom end of the axle box (100) by means of a connecting rod (7).

9. A connection arrangement for an axle box and bogie frame according to claim 7, characterised in that the shock absorber seat (6) comprises a wide mouth portion (62) and a narrow mouth portion (63), the width of the wide mouth portion (62) being greater than the width of the narrow mouth portion (63), the wide mouth portion (62) and the narrow mouth portion (63) being connected by a circular arc transition.

10. A connection arrangement for an axle box and bogie frame according to claim 9, characterised in that the width of the wide mouth (62) is adapted to the width of the bottom of the axle box (100) and the width of the narrow mouth (63) is adapted to the diameter of the axle end of the shock absorber (300).