CN217396125U - Middle shaft trailer traction connecting device - Google Patents
Middle shaft trailer traction connecting device Download PDFInfo
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- CN217396125U CN217396125U CN202220896637.3U CN202220896637U CN217396125U CN 217396125 U CN217396125 U CN 217396125U CN 202220896637 U CN202220896637 U CN 202220896637U CN 217396125 U CN217396125 U CN 217396125U
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- frame
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- traction
- traction rod
- girders
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Abstract
The utility model belongs to the technical field of put a trailer in, especially, relate to an in put a trailer and pull connecting device. The traction ring is arranged at the end part of the traction rod, the two connecting cross beams are connected to the traction rod at intervals, the frame assembly is arranged on the two connecting cross beams, and the reinforcing ribs are correspondingly arranged on the frame assembly and correspond to the end parts of the connecting cross beams. The utility model is used for put a trailer connection stability in the solution and hang down and the not wide problem of suitability.
Description
Technical Field
The utility model belongs to the technical field of put a trailer in, especially, relate to an in put a trailer and pull connecting device.
Background
The mid-axle trailer is one form of trailer. The draft gear is not vertically movable relative to the trailer and the center of mass of the mid axle trailer shifts forward relative to the center of the axle set of the trailer when the even load is fully loaded. The trailer only has small vertical load on the coupler seat, and the vertical load does not exceed 10% or 10000N of the maximum total design mass of the trailer, and the smaller is the trailer.
At present, the two front and rear vehicles are rigidly connected through a traction rod in a connection mode, the connection mode is low in stability, the traction rod is easily unmatched with the rear vehicle, the connection stability is poor, pressure on the traction rod can be aggravated after long-time use, the traction rod and a trailer are connected unstably, the traction rod is damaged, and the like, and certain potential safety hazards exist. And has poor adaptability to other chassis with coupler seats.
SUMMERY OF THE UTILITY MODEL
The technical problem that this application embodiment will solve lies in overcoming prior art's not enough, provides a put a trailer and pulls connecting device in for put a trailer connection stability in the solution is low and the not wide problem of suitability.
The technical scheme for solving the technical problems in the embodiment of the application is as follows: a mid-axle trailer hitch coupler, comprising: a draw bar;
the traction ring is arranged at the end part of the traction rod;
at least two connecting beams which are connected to the traction rod at intervals;
the frame assembly is arranged on the two connecting cross beams;
and the reinforcing ribs are correspondingly arranged on the frame assembly at positions corresponding to the end parts of the connecting cross beams.
Compared with the prior art, the technical scheme has the following beneficial effects:
the traction rod and the frame assembly are connected through the two connecting cross beams arranged at intervals, the reinforcing ribs are arranged on the frame assembly at positions corresponding to the ends of the connecting cross beams, the overall structural strength is improved, the frame assembly and the traction rod are stably and reliably connected, the frame assembly on the basis is connected with the traction rod in advance, and a follow-up trailer can be installed on the frame assembly, so that the problem of unstable connection between the trailer and the traction rod is solved.
Further, the connection beam includes:
the top of the bearing beam is connected with the frame assembly;
the top of the supporting seat is fixedly connected with the supporting beam, the bottom of the supporting seat extends towards one side of the traction ring, and the bottom of the supporting seat is connected with the traction rod.
The support base is connected with the support beam and the traction rod through the support beam, the support base is connected with the support beam and the traction rod, and the bottom of the support base is widened along the length direction of the traction rod, so that the traction rod is stably connected with the connecting cross beam, and the traction rod has better structural strength and is not easy to damage when dragging the rear frame assembly.
Further, the frame assembly includes:
the frame girders are erected at the end parts of the connecting cross beams along the direction vertical to the connecting cross beams;
the plurality of through beams are connected to the frame girders at intervals along the direction vertical to the frame girders, and the through beams and the frame girders form a frame;
the frame panel is covered on the surface of the frame.
Through the crisscross comparatively stable frame that forms of vehicle frame girder and through-beam, carry out the covering through the frame panel and form a whole, through vehicle frame girder erection on two connection crossbeams, two vehicle frame girders and two connection crossbeams mutually perpendicular, vehicle frame girder erects in the connection crossbeam tip, forms frame type structure, connects stably, and structural strength is high.
Furthermore, the frame side beam is connected to the end part of each penetrating beam in a wrapping mode.
The end part of the through beam is coated by the frame side beam, so that the structural strength of the whole frame assembly is improved.
Further, still include the frame bracing, follow the frame girder extending direction interval set up in the frame girder outside, the matching set up in the frame girder with the contained angle department that runs through the roof beam and form.
Through setting up the frame bracing, promote the supporting effect to the frame assembly, set up the frame bracing in the frame girder and the combination department that forms the contained angle that runs through the roof beam simultaneously for it is more stable to run through roof beam and frame girder connection, and in addition, the frame bracing sets up in the frame girder outside, improves outlying frame assembly's bearing effect.
Furthermore, the frame boundary beam is a U-shaped frame boundary beam with an opening matched with the end part of the through beam, and the edge of the frame panel covers the top of the frame boundary beam.
Furthermore, the L-shaped porous plate is symmetrically arranged on two sides of the second end of the traction rod, and a plurality of through holes used for being connected with the connecting cross beam are formed in the L-shaped porous plate at intervals along the extension direction of the traction rod.
The perforated plates arranged on two sides of the traction rod are provided with a plurality of through holes arranged at intervals, so that the connecting beam can be selectively connected to different positions on the traction rod to adapt to the chassis with the coupler seats with various penetration amounts.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic top view of the embodiment of the present invention.
Fig. 3 is a left side view structure diagram of the embodiment of the present invention.
Reference numerals:
1. a draw bar; 2. a traction ring;
3. connecting the cross beam;
31. a support beam; 32. a supporting seat;
4. a frame assembly;
41. a frame girder; 42. a through beam; 43. a frame panel;
5. reinforcing ribs;
6. a frame side rail;
7. a frame diagonal brace;
8. an L-shaped porous plate 9 and a through hole;
10. and (7) installing holes.
Detailed Description
Embodiments of the present invention will be described in detail with reference to the accompanying drawings. The following examples are only used to illustrate the technical solutions of the present invention more clearly, and therefore are only used as examples, and the protection scope of the present invention is not limited thereby.
It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.
In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, 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 thus, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Examples
As shown in fig. 1, the embodiment of the present invention provides a middle axle trailer traction connection device, which includes: the traction rod 1, the traction ring 2, the two connecting cross beams 3, the frame assembly 4 and the four reinforcing ribs 5, wherein the traction rod 1 is of a box-shaped beam structure, and high-strength steel is preferentially adopted as the material, so that the overall strength is ensured, and the dead weight is reduced.
The traction ring 2 is arranged at the end part of the traction rod 1, and the traction ring 2 is fixedly arranged at the end part of the traction rod 1 through a high-grade strength bolt.
The two connecting beams 3 are connected to the traction rod 1 at intervals, the frame assembly 4 is arranged on the two connecting beams 3, and the frame assembly 4 and the connecting beams 3 are connected through fasteners such as bolts.
The reinforcing ribs 5 are correspondingly arranged on the frame assembly 4 and correspond to the end parts of the connecting cross beams 3.
The traction rod 1 and the frame assembly 4 are connected through the two connecting cross beams 3 arranged at intervals, the reinforcing ribs 5 are arranged on the frame assembly 4 at positions corresponding to the ends of the connecting cross beams 3, the overall structural strength is improved, the frame assembly 4 is stably and reliably connected with the traction rod 1, the frame assembly 4 on the basis is connected with the traction rod 1 in advance, and a follow-up trailer can be installed on the frame assembly 4, so that the problem that connection between the trailer and the traction rod 1 is unstable is solved.
As shown in fig. 2, the connecting beam 3 includes: the top of the supporting beam 31 is connected with the frame assembly 4, specifically, mounting holes 10 are formed at two ends of the supporting beam 31, corresponding mounting holes 10 are formed at corresponding positions on the frame assembly 4, and the supporting beam 31 and the frame assembly are fastened and connected through fasteners such as bolts.
As shown in fig. 1 and 3, the top of the supporting seat 32 is fixedly connected to the joist 31, the supporting seat 32 and the joist 31 are preferably integrally formed, two sides of the supporting seat 32 gradually contract downwards to be matched and mounted on the traction rod 1, the bottom of the supporting seat 32 extends towards one side of the traction ring 2, and the bottom of the supporting seat 32 is connected to the traction rod 1.
The supporting beam 31 is connected with the frame assembly 4 above, the supporting seat 32 is connected with the supporting beam 31 and the traction rod 1, and the bottom of the supporting seat 32 is widened along the length direction of the traction rod 1, so that the traction rod 1 and the connecting cross beam 3 are stably connected, and the traction rod 1 has better structural strength and is not easy to damage when dragging the rear frame assembly 4.
The frame assembly 4 includes: two frame rails 41, a plurality of through beams 42 and a frame panel 43.
The two frame girders 41 are erected at the ends of the two connecting beams 3 along the direction perpendicular to the connecting beams 3 to form a frame structure with the connecting beams 3, specifically, the mounting holes 10 are respectively formed at the two ends of the supporting beam 31 and on the lower wing surfaces of the frame girders 41, wherein the frame girders 41 can be made of i-steel with mutually parallel upper wing surfaces and lower wing surfaces.
The through beams 42 are connected to the frame members 41 at intervals in a direction perpendicular to the frame members 41, the through beams 42 and the frame members 41 form a frame, and the frame panel 43 is covered on a surface of the frame.
The reinforcing ribs 5 are provided on the frame member 41 above the end of the connecting cross member 3, and specifically, the reinforcing ribs 5 are provided between the upper and lower wing surfaces of the frame member 41 to reinforce the joint.
The frame is characterized in that a stable frame formed by staggering the frame girders 41 and the through beams 42 is covered by a frame panel 43 to form a whole, the frame girders 41 are erected on the two connecting cross beams 3, the two frame girders 41 are perpendicular to the two connecting cross beams 3, the frame girders 41 are erected at the end parts of the connecting cross beams 3 to form a frame-shaped structure, the connection is stable, and the structural strength is high.
In the present embodiment, as shown in fig. 3, the frame side member 6 is further provided and is coupled to the end portion of each of the through beams 42 in a covering manner, specifically, the frame side member 6 is a U-shaped frame side member 6 having an opening matching the end portion of the through beam 42, the U-shaped frame side member 6 can be formed by a profile such as a channel, and the like, and since the end portions of the through beams 42 are flush with each other, the end portions of the through beams 42 are covered by the frame side member 6, and the edge of the frame panel 43 is covered on the top portion of the frame side member 6, and the end portions of the through beams 42 are covered by the frame side member 6, the structural strength of the entire frame assembly 4 is improved.
As shown in fig. 3, the frame diagonal support 7 is disposed at an interval outside the frame girder 41 along the extending direction of the frame girder 41, and is disposed at an included angle formed by the frame girder 41 and the through beam 42 in a matching manner, specifically, the frame diagonal support 7 is a right-angled triangle, a right-angled side of the triangular frame diagonal support 7 is connected with the frame girder 41, and a side surface of the other right-angled side is connected with a side surface of the through beam 42 in an attaching manner, by disposing the frame diagonal support 7, the supporting effect on the frame assembly 4 is improved, and meanwhile, the frame diagonal support 7 is disposed at a joint of the frame girder 41 and the through beam 42 forming an included angle, so that the through beam 42 is connected with the frame girder 41 more stably, and in addition, the frame diagonal support 7 is disposed outside the frame girder 41, specifically, a plurality of frame diagonal supports 7 disposed at intervals along the extending direction of the length of the frame girder 41 are disposed at two outer sides of the two frame girders 41, improving the bearing effect of the peripheral frame assembly 4.
Still include L type perforated plate 8, the symmetry set up in 1 second end both sides of traction lever, follow on the L type perforated plate 8 draw bar 1 extending direction interval be provided with a plurality of be used for with connect the through-hole 9 that crossbeam 3 is connected, specifically, L type perforated plate 8 welds in 1 both sides of traction lever, a side and the laminating of traction lever 1, another side flushes with 1 top of traction lever.
The perforated plates arranged on both sides of the drawbar 1 have a plurality of through-holes 9 arranged at intervals, enabling the connection beam 3 to be selectively connected to different positions on the drawbar 1.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications or substitutions do not depart from the scope of the invention in its corresponding aspects.
Claims (7)
1. An in put axle trailer and pull connecting device, its characterized in that includes: a draw bar;
the traction ring is arranged at the end part of the traction rod;
at least two connecting beams which are connected to the traction rod at intervals;
the frame assembly is arranged on the two connecting cross beams;
and the reinforcing ribs are correspondingly arranged on the frame assembly at positions corresponding to the end parts of the connecting cross beams.
2. The mid-axle trailer hitch coupler of claim 1, wherein the coupling cross-member comprises:
the top of the bearing beam is connected with the frame assembly;
the top of the supporting seat is fixedly connected with the supporting beam, the bottom of the supporting seat extends towards one side of the traction ring, and the bottom of the supporting seat is connected with the traction rod.
3. The mid-axle trailer hitch coupler of claim 1, wherein the frame assembly comprises:
the frame girders are erected at the end parts of the connecting cross beams along the direction vertical to the connecting cross beams;
the plurality of through beams are connected to the frame girders at intervals along the direction vertical to the frame girders, and the through beams and the frame girders form a frame;
the frame panel is covered on the surface of the frame.
4. The mid-axle trailer hitch coupler of claim 3, further comprising frame side rails attached over the ends of each of said through beams.
5. The middle axle trailer traction connecting device as claimed in claim 4, further comprising inclined frame struts which are arranged at intervals outside the frame girders along the extending direction of the frame girders and are arranged at the included angle formed by the frame girders and the through beams in a matching way.
6. The mid-axle trailer hitch coupler of claim 4, wherein the frame side rails are U-shaped frame side rails with openings matching the ends of the through beams, the frame panel edges overlying the top of the frame side rails.
7. The central shaft trailer traction connection device as claimed in claim 1, further comprising L-shaped porous plates symmetrically disposed on both sides of the second end of the traction rod, wherein a plurality of through holes for connecting with the connecting beam are disposed on the L-shaped porous plates at intervals along the extension direction of the traction rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220896637.3U CN217396125U (en) | 2022-04-18 | 2022-04-18 | Middle shaft trailer traction connecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220896637.3U CN217396125U (en) | 2022-04-18 | 2022-04-18 | Middle shaft trailer traction connecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217396125U true CN217396125U (en) | 2022-09-09 |
Family
ID=83139633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220896637.3U Active CN217396125U (en) | 2022-04-18 | 2022-04-18 | Middle shaft trailer traction connecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217396125U (en) |
-
2022
- 2022-04-18 CN CN202220896637.3U patent/CN217396125U/en active Active
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