Reversely-mounted axle

Abstract

The utility model discloses a reverse axle, which comprises an axle main body, two groups of guide arms and a connecting piece for connecting the two groups of guide arms, the axle main body comprises an axle center beam and wheel side components arranged at two end parts of the axle center beam, and the axle center beam in the axle main body is loaded above the two groups of guide arms; the connecting piece comprises an upper bearing piece, a lower fixing piece, a plurality of U-shaped bolts and adaptive nuts of the U-shaped bolts, the upper bearing piece is arranged between the axle center beam and the guide arm, the lower fixing piece is arranged below the guide arm, and the lower fixing piece and the upper bearing piece jointly clamp the guide arm. The U-shaped bolt sequentially penetrates through the upper bearing piece and the lower fixing piece and is fixed through an adaptive nut. The structure is simple, and the height of the frame is reduced by the reverse matching of the guide arm and the axle center beam, so that the upward loading volume and the cargo loading capacity of a vehicle are increased, the transportation cost is reduced, and the transportation efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of automobile manufacturing, specifically relates to a reverse installation type axle. BACKGROUND

[0002] The axle of the automobile is also called the axle, is connected with the frame or the load-bearing type vehicle body through the suspension, and both ends are installed with the wheel. The axle is used for bearing the load of the automobile, and maintaining the normal driving of the automobile on the road. The axle can be integral type, such as a huge barbell, and both ends are supported by the suspension system to support the vehicle body, so the integral axle is usually matched with the non-independent suspension. The axle can also be disconnected type, like two umbrellas inserted on both sides of the vehicle body, and then each is supported by the suspension system to support the vehicle body, so the disconnected axle is matched with the independent suspension. After the existing traditional axle assembly is installed, the vehicle body reaches a higher height, and different height limits are encountered during the driving of the vehicle, so that the maximum height of the goods loaded on the vehicle exists, so that the loading capacity of the vehicle is reduced, and the weight of the goods that can be carried is also reduced, thereby increasing the transportation cost. SUMMARY

[0003] The utility model aims at solving the insufficient of the prior art, and provides a reverse installation type axle to reduce the height of the frame.

[0004] To solve the above technical problems, the utility model adopts the technical scheme of a reverse installation type axle, which comprises an axle body, two groups of guide arms and a connecting piece for connecting the two groups of guide arms, wherein the axle body comprises an axle center beam and a wheel edge assembly arranged at both ends of the axle center beam, and the axle center beam in the axle body is arranged above the two groups of guide arms. The connecting piece comprises an upper supporting piece, a lower fixing piece and a plurality of U-shaped bolts and their matching nuts, wherein the upper supporting piece is arranged between the axle center beam and the guide arm, the lower fixing piece is arranged below the guide arm and clamps the guide arm together with the upper supporting piece, and the U-shaped bolts pass through the upper supporting piece and the lower fixing piece in turn and are fixed by the matching nuts.

[0005] Further, the guide arm comprises a curled ear part, a straight part and a curved part, wherein the curled ear part and the curved part are respectively located at both ends of the straight part and are connected, and are integrally formed, the curled ear part is curled to form a curled hole for installing a guide arm support, and the curved part has a tendency to bend downward from the straight part, so as to form a height difference between the axis of the curled hole and the lower surface of the straight part.

[0006] Further, the bottom of the upper supporting piece is provided with an elongated butt joint groove, and the width of the elongated butt joint groove is equal to the width of the straight part in the guide arm. The top end of the upper supporting piece is provided with an arc-shaped groove with an equal arc to the arc of the axle center beam. The four corners of the upper supporting piece are respectively provided with an upper bolt hole.

[0007] Further, the top surface of the lower fixing member is a plane structure, and the four corners of the lower fixing member are respectively provided with a lower bolt hole coaxially symmetrical with the upper bolt hole.

[0008] Further, the straight part of the guide arm is provided with a positioning hole, and a positioning bolt is arranged in the positioning hole; correspondingly, the center of the upper supporting member is provided with a positioning slot, and the center of the lower fixing member is provided with a long slot arranged along the length direction.

[0009] Further, each group of connecting members is provided with two U-shaped bolts, and the U-shaped bolts are made of rigid alloy material.

[0010] Further, the arc diameter of the U-shaped bend of the U-shaped bolt is equal to the diameter of the axle center beam, and the axle center beam is arranged between the U-shaped bolt and the upper supporting member.

[0011] Compared with the prior art, the utility model has the advantages that the utility model has the advantages that the utility model is simple in structure, the reverse assembly of the guide arm and the axle center beam is used, the height of the vehicle frame is reduced, the upward loading volume and the cargo loading capacity of the vehicle are increased, the transportation cost is reduced, and the transportation efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is a whole structure schematic view of the utility model;

[0013] Figure 2 It is an assembly relationship view among the axle center beam, the guide arm and the connecting member in the utility model;

[0014] Figure 3 It is Figure 2 It is a left view of the structure;

[0015] Figure 4 It is a structure schematic view of the guide arm in the utility model;

[0016] Figure 5 It is a structure schematic view of the upper supporting member in the utility model;

[0017] Figure 6 It is a bottom view of the upper supporting member in the utility model;

[0018] Figure 7 It is a structure schematic view of the lower fixing member in the utility model;

[0019] Figure 8 It is a bottom view of the lower fixing member in the utility model;

[0020] In the figure: 1, axle body, 2, guide arm, 3, connecting piece, 11, axle center beam, 12, wheel rim assembly, 21, ear winding part, 22, straight part, 23, bending part, 24, curling hole, 25, positioning bolt, 31, upper support, 32, lower fixing piece, 33, U-shaped bolt, 311, arc-shaped groove, 312, long strip-shaped butt joint groove, 313, positioning groove hole, 314, upper bolt hole, 321, long strip-shaped groove hole, 322, lower bolt hole. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0022] In the description of the utility model, it needs to be explained that the orientation or position relationship indicated by the terms 'center', 'upper', 'lower', 'left', 'right','vertical', 'horizontal', 'inner', 'outer' and the like is the orientation or position relationship based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and cannot be understood as a limitation on the utility model. Therefore, it cannot be understood as a limitation on the utility model. In addition, the terms 'first','second', 'third' are only for the purpose of description, and do not mean to specially indicate the order or sequence, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features. In the description of the utility model, it needs to be explained that, unless otherwise explicitly specified and limited, the terms'mounting', 'connection', 'connection','setting' should be understood in a broad sense, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication between two elements inside. For those skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0023] As Figures 1 to 3 shown, a reverse-mounted axle, specifically comprising an axle body 1, two groups of guide arms 2 and a connecting piece 3 for connecting the two, wherein the axle body 1 comprises an axle center beam 11 and a wheel rim assembly 12 arranged at both ends of the axle center beam 11, the wheel rim assembly 12 adopts the related technical features in the prior art, which will not be described here. The axle body 1 is arranged above the two groups of guide arms 2, combined with Figure 4As shown, the guide arm 2 comprises a curled ear portion 21, a straight portion 22 and a curved portion 23, wherein the curled ear portion 21 and the curved portion 23 are respectively located at two ends of the straight portion 22 and are sequentially connected, the whole structure is integrally formed, the curled ear portion 21 is curled to form a curled hole 24 for mounting a guide arm support, and the curved portion 23 has a tendency to be bent and raised downward from the straight portion 22 to form a height difference between the axis of the curled hole 24 and the lower surface of the straight portion 22.

[0024] The axle center beam 11 is arranged above the straight portion 22 of the two guide arms 2 and is relatively fixedly connected with the two guide arms 2 through two groups of connecting members 3, wherein each connecting member 3 comprises an upper supporting member 31, a lower fixing member 32 and two U-shaped bolts 33 and their matching nuts. Figure 5 and Figure 6 As shown, the top end of the upper supporting member 31 is provided with an arc-shaped groove 311 with the same curvature as that of the axle center beam 11, and the bottom of the upper supporting member 31 is provided with a long strip-shaped butt joint groove 312 with the same width as that of the straight portion 22 of the guide arm 2, which is arranged along the length direction of the upper supporting member 31 and is perpendicular to the central axis of the arc-shaped groove 311; meanwhile, one upper bolt hole 314 is arranged at each corner of the upper supporting member 31 and penetrates the upper supporting member 31; in use, the long strip-shaped butt joint groove 312 is clamped on the straight portion 22 of the guide arm, and the arc-shaped groove 311 of the upper supporting member 31 is just supported on the axle center beam 11 upward. The lower fixing member 32 is arranged below the guide arm 2 and corresponds to the upper supporting member 31, the top surface of the lower fixing member 32 is a plane structure, and Figure 7 and Figure 8 one lower bolt hole 322 is arranged at each corner of the lower fixing member 32 and penetrates the lower fixing member 32. The U-shaped bolt 33 is sequentially arranged through the upper bolt hole 314 of the upper supporting member 31, the lower bolt hole 322 of the lower fixing member 32 from the top of the axle center beam 11 to the bottom and is fastened by the matching nut, the axle center beam 11 is arranged in the U-shaped bend of the U-shaped bolt 33, and the curvature diameter of the U-shaped bend of the U-shaped bolt 33 is equal to the diameter of the axle center beam 11. Through the above assembly mode, the axle center beam 11 is arranged above the guide arm 2 to realize the reverse assembly of the axle.

[0025] Further optimization, the straight portion 22 of the guide arm 2 is further provided with a positioning hole, the positioning hole is arranged through a positioning bolt 25, and the upper supporting member 31 is further provided with a positioning groove 313 at the central position of the arc-shaped groove 311; the lower fixing member 32 is further provided with a long strip-shaped groove 321 at the central position and along the length direction of the lower fixing member 32.

[0026] Each of the U-shaped bolts 33 is made of an alloy material which is completely rigid.

[0027] Of course, the above description is not a limitation of the utility model, the utility model is not limited to the above examples, the changes, modifications, additions or replacements made by the person skilled in the art within the essential scope of the utility model should also belong to the protection scope of the utility model.

Claims

1. A reverse mounted axle characterized by: The axle body includes an axle center beam and wheel rim assemblies arranged at both ends of the axle center beam, and the axle center beam is arranged above the two groups of guide arms; the connecting piece includes an upper supporting piece, a lower fixing piece, and a plurality of U-shaped bolts and their matching nuts, wherein the upper supporting piece is arranged between the axle center beam and the guide arms, the lower fixing piece is arranged below the guide arms and clamps the guide arms together with the upper supporting piece, and the U-shaped bolts pass through the upper supporting piece and the lower fixing piece in sequence and are fixed by the matching nuts.

2. A reverse mounted axle as in claim 1, wherein: The guide arm includes a curled ear part, a straight part, and a curved part, wherein the curled ear part and the curved part are respectively located at both ends of the straight part and are connected in one piece, the curled ear part is curled to form a curled hole for mounting a guide arm support, and the curved part has a tendency to bend downward from the straight part to form a height difference between the axis of the curled hole and the lower surface of the straight part.

3. A reverse mounted axle as in claim 2, wherein: The bottom of the upper supporting piece is provided with a long strip-shaped butt joint groove with a width equal to the width of the straight part of the guide arm, the top end of the upper supporting piece is provided with an arc-shaped groove with an arc equal to that of the axle center beam, and the four corners of the upper supporting piece are respectively provided with an upper bolt hole.

4. A reverse mounted axle as in claim 3 wherein: The top surface of the lower fixing piece is a plane structure, and the four corners of the lower fixing piece are respectively provided with a lower bolt hole coaxial and symmetrical with the upper bolt hole.

5. A reverse mounted axle as in claim 2, wherein: The straight part of the guide arm is provided with a positioning hole, and a positioning bolt is arranged in the positioning hole; correspondingly, the center of the upper supporting piece is provided with a positioning slot, and the center of the lower fixing piece is provided with a long slot along the length direction.

6. A reverse mounted axle as in claim 1, wherein: Each group of connecting pieces is equipped with two U-shaped bolts made of rigid alloy material.

7. A reverse mounted axle as in claim 6 wherein: The diameter of the U-shaped bend of the U-shaped bolt is equal to the diameter of the axle center beam, and the axle center beam is arranged between the U-shaped bolt and the upper supporting piece.

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