CN218806088U - Motor vehicle rear wheel steering structure and connecting piece thereof - Google Patents

Abstract

The utility model discloses a motor vehicle rear wheel steering structure and a connecting piece thereof, which relates to the technical field of auto parts and comprises a connecting handle and two connecting plates, wherein the two connecting plates are correspondingly arranged at the same end of the connecting handle, the two connecting plates are both provided with through holes for connecting chassis components, a shaft hole running through the two ends is arranged inside the connecting handle, the inner peripheral wall of the shaft hole is provided with an internal thread, and the internal thread is used for matching with the external thread of a connecting shaft; when the connecting shaft is used, the connecting shaft penetrates through the shaft hole, the length of the connecting shaft in the shaft hole is adjusted through the matching of the external threads and the internal threads so as to adapt to the installation environments of different motor vehicles, and the connecting shaft penetrates through the shaft hole and then is fixed through the nut.

Description

Motor vehicle rear wheel steering structure and connecting piece thereof

Technical Field

The utility model relates to an auto-parts technical field, concretely relates to motor vehicle rear wheel turns to structure and connecting piece thereof.

Background

DE102008021861A1 discloses an actuator for a motor vehicle chassis, wherein the actuator has an electrically drivable spindle drive with an axially displaceable spindle which is articulated with its outer end to a displaceable chassis part, in particular a tie rod. The actuator has a housing supported on the chassis side by a bearing. When the actuator is driven by the electric motor, the spindle moves in its axial direction and thus causes an adjustment of the chassis link. Because the chassis of different types of motor vehicles have different sizes, the length of the main shaft of the actuator needs to be specially customized according to specific vehicle types, and the cost is high.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved by the utility model

Need the technical problem of special customization to chassis component actuator, the utility model provides a connecting piece is used in motor vehicle rear wheel steering, it realizes the nimble change of connecting axle axial length to the installation environment of adaptation different motor vehicles.

2. Technical scheme

In order to solve the above problem, the utility model provides a technical scheme does: the utility model provides a connecting piece is used in motor vehicle rear wheel steering, includes connection handle and two connecting plates, two the connecting plate corresponds to set up same one end at the connection handle, two the connecting plate all is equipped with the through-hole that is used for connecting the chassis component, the inside shaft hole that runs through both ends that has of connection handle, the internal perisporium in shaft hole is equipped with has the internal thread, the internal thread is used for the external screw-thread fit with the connecting axle.

Optionally, the outer peripheral wall of the connecting handle is provided with an annular convex block, and the annular convex block is used for being movably abutted against the bearing.

Optionally, the peripheral wall of the connecting handle is provided with an annular groove, and the annular groove is closer to the connecting plate than the annular bump.

The utility model also discloses a motor vehicle rear wheel turns to structure, including casing, connecting axle and the above motor vehicle rear wheel turn to and use the connecting piece, the connecting axle periphery wall have with interior screw-thread fit's external screw thread.

Optionally, the outer peripheral wall of the connecting handle is provided with an annular convex block, the inner peripheral wall of the shell is provided with a bearing, and the bearing is movably abutted against the annular convex block.

Optionally, the connecting handle further comprises a hollow sealing cover, one end of the sealing cover is sleeved on the periphery of the shell, and the other end of the sealing cover is sleeved on the periphery of the connecting handle.

Optionally, the casing periphery wall all is equipped with the annular groove with the connection handle periphery wall, the inside perisporium of sealed cowling is equipped with annular groove complex card protruding.

Optionally, the sealing cover is a rubber corrugated pipe.

3. Advantageous effects

Adopt the technical scheme provided by the utility model, compare with prior art, have following beneficial effect:

(1) The connecting piece is used in motor vehicle rear wheel steering that this application embodiment provided, during the use, the connecting axle passes the shaft hole, adjusts the length of connecting axle in the shaft hole through the cooperation of external screw thread and internal thread to adapt to the installation environment of different motor vehicles, the connecting axle passes to be fixed through the nut behind the shaft hole, realizes the nimble change of connecting axle axial length.

Drawings

Fig. 1 is a schematic structural view of a connecting piece for steering a rear wheel of a motor vehicle according to an embodiment of the present invention.

Fig. 2 is a cross-sectional view of a rear wheel steering structure of a motor vehicle according to an embodiment of the present invention.

The labels in the various figures are: 1. a connecting member; 11. a connecting handle; 111. a shaft hole; 112. an annular projection; 113. an annular groove; 12. a connecting plate; 121. a through hole; 2. a housing; 3. a connecting shaft; 4. a bearing; 5. a sealing cover; 6. and a nut.

Detailed Description

For a further understanding of the present invention, reference will be made to the following detailed description taken in conjunction with the accompanying drawings and examples.

The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and are not limiting of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings. The utility model discloses in words such as first, second, be for the description the utility model discloses a technical scheme is convenient and set up, does not have specific limited action, is general finger, right the technical scheme of the utility model does not constitute limited action. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The technical solutions in the same embodiment and between the technical solutions in different embodiments can be arranged and combined to form a new technical solution without contradiction or conflict, which is all within the scope of the present invention.

Example 1

With reference to fig. 1-2, the connecting piece for steering of rear wheel of motor vehicle of this embodiment includes connecting handle 11 and two connecting plates 12, two connecting plates 12 correspond and set up in connecting handle 11 same one end, two connecting plates 12 all are equipped with the through-hole 121 that is used for connecting the chassis component, connecting handle 11 is inside to have shaft hole 111 that runs through both ends, the internal perisporium in shaft hole 111 is equipped with has the internal thread, the internal thread is used for the thread fit with connecting axle 3. In this embodiment, the internal perisporium of shaft hole 111 is equipped with the internal thread, and the internal thread is used for with the external screw thread fit of connecting axle 3, and during the use, connecting axle 3 passes shaft hole 111, adjusts the length of connecting axle 3 in shaft hole 111 through external thread and internal screw thread fit to the installation environment of different motor vehicles, connecting axle 3 passes behind shaft hole 111 and fixes through nut 6, realizes the nimble change of connecting axle 3 axial length, practices thrift the cost.

Example 2

With reference to fig. 1-2, the connecting member for steering the rear wheel of the motor vehicle of the present embodiment can be improved as follows, compared with the technical solution of embodiment 1: the outer peripheral wall of the connecting handle 11 is provided with an annular projection 112, and the annular projection 112 is used for being movably abutted against the bearing 4. When the connecting shaft 3 drives the connecting handle 11 to move to a certain position, the annular bump 112 abuts against the bearing 4 to limit the stroke of the connecting shaft 3 and the connecting handle 11, and prevent excessive movement.

Example 3

With reference to fig. 1-2, the connecting member for steering the rear wheel of the motor vehicle of the present embodiment can be improved as follows, compared with the technical solutions of embodiments 1 or 2: the outer peripheral wall of the connecting handle 11 is provided with an annular groove 113, and the annular groove 113 is closer to the connecting plate 12 than the annular projection 112. The annular groove 113 is used for being matched with the sealing cover 5 to play a limiting role, and the sealing cover 5 is prevented from loosening when the connecting shaft 3 drives the connecting handle 11 to move.

Example 4

With reference to fig. 1-2, a motor vehicle rear wheel steering structure includes a housing 2, a connecting shaft 3, and a connecting member 1 for motor vehicle rear wheel steering according to any one of embodiments 1 to 3, wherein an outer peripheral wall of the connecting shaft 3 has an external thread that is engaged with the internal thread. The housing 2 is intended to be supported on a vehicle, the housing 2 not being shown in full in the drawings, and the two connection plates 12 are connected to chassis members. The extension of the connecting shaft does not interfere with other chassis members.

Example 5

With reference to fig. 1-2, the rear wheel steering structure of the motor vehicle of the present embodiment can be improved as follows, compared with any one of the technical solutions of embodiments 1-4: the outer peripheral wall of the connecting handle 11 is provided with an annular convex block 112, the inner peripheral wall of the shell 2 is provided with a bearing 4, and the bearing 4 is movably abutted against the annular convex block 112. When the connecting shaft 3 drives the connecting handle 11 to move to a certain position, the annular bump 112 abuts against the bearing 4 to limit the stroke of the connecting shaft 3 and the connecting handle 11, and prevent excessive movement.

Example 6

With reference to fig. 1-2, compared with any of the technical solutions of embodiments 1-5, the steering structure for the rear wheels of the motor vehicle of the present embodiment can be improved as follows: the sealing device is characterized by further comprising a hollow sealing cover 5, wherein one end of the sealing cover 5 is sleeved on the periphery of the shell 2, and the other end of the sealing cover 5 is sleeved on the periphery of the connecting handle 11. The sealing cap 5 seals between the housing 2 and the stem 11.

Example 7

With reference to fig. 1-2, the rear wheel steering structure of the motor vehicle of the present embodiment can be improved as follows, compared with any one of the technical solutions of embodiments 1-6: the periphery wall of casing 2 and the periphery wall of connecting handle 11 all are equipped with annular groove 113, the periphery wall is equipped with annular groove 113 complex card protruding in the sealed cowling 5. Annular groove 113 and protruding cooperation of card play limiting displacement, prevent that connecting axle 3 from driving the in-process that the connecting handle 11 removed, sealed cowling 5 appears not hard up. The housing 2 and the sealing cover 5 protect key components such as connecting shafts and connecting pieces.

Example 8

With reference to fig. 1-2, the motor vehicle rear wheel steering structure of the present embodiment may be improved as follows, compared with any of the technical solutions of embodiments 1-7: the sealing cover 5 is a rubber corrugated pipe. The rubber corrugated pipe has good telescopic performance, and the sealing performance between the shell 2 and the connecting piece 1 is ensured in the process that the connecting shaft 3 drives the connecting piece 1 to axially move.

The present invention and its embodiments have been described above schematically, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching of the present invention, without departing from the inventive spirit of the present invention, the person skilled in the art should also design the similar structural modes and embodiments without creativity to the technical solution, and all shall fall within the protection scope of the present invention.

Claims (8)

1. The utility model provides a connecting piece is used in motor vehicle rear wheel steering, its characterized in that, includes connection handle and two connecting plates, two the connecting plate corresponds to set up same one end at the connection handle, two the connecting plate all is equipped with the through-hole that is used for connecting the chassis component, the inside shaft hole that runs through both ends that has of connection handle, the internal perisporium in shaft hole is equipped with has the internal thread, the internal thread is used for the external screw-thread fit with the connecting axle.

2. The connecting member for motor vehicle rear wheel steering according to claim 1, wherein the stem outer peripheral wall is provided with an annular projection for movable abutment with the bearing.

3. The motor vehicle rear wheel steering attachment according to claim 2, wherein the attachment shank peripheral wall is provided with an annular groove that is closer to the attachment plate than the annular projection.

4. A motor vehicle rear wheel steering structure characterized by comprising a housing, a connecting shaft and the motor vehicle rear wheel steering attachment of any one of claims 1 to 3, the connecting shaft having an outer peripheral wall provided with an external thread that engages with the internal thread.

5. The motor vehicle rear wheel steering structure according to claim 4, wherein the stem outer peripheral wall is provided with an annular projection, and the housing inner peripheral wall is provided with a bearing that movably abuts against the annular projection.

6. The motor vehicle rear wheel steering structure according to claim 4, further comprising a hollow seal cover, one end of the seal cover being fitted over an outer periphery of the housing, the other end of the seal cover being fitted over an outer periphery of the connecting shank.

7. The motor vehicle rear wheel steering structure according to claim 6, wherein the housing outer peripheral wall and the stem outer peripheral wall are each provided with an annular groove, and the inner peripheral wall of the boot seal is provided with a snap projection that engages with the annular groove.

8. The motor vehicle rear wheel steering structure according to claim 6, wherein the seal cover is a rubber bellows.

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