CN220199137U - Seat hinge assembly and vehicle - Google Patents

Abstract

The utility model relates to the technical field of vehicle parts and provides a seat hinge assembly and a vehicle, wherein the seat hinge assembly comprises a support, a connecting rod and a connecting shaft, the support is used for being arranged on a seat guide rail, one end of the connecting rod is rotationally connected with the connecting shaft, the other end of the connecting rod is hinged to a seat framework, a sliding groove is arranged on the support and is arranged along a preset track of the connecting shaft, and the connecting shaft is inserted into the sliding groove and slides along the sliding groove, wherein the preset track of the connecting shaft is a movement track of the connecting shaft when the seat is adjusted in a lifting mode. Like this for the support effort that the support provided the connecting axle can be passed through connecting axle and connecting rod in proper order and be given the seat skeleton, plays the supporting role to the seat skeleton, thereby reaches the effect that improves the seat mode, reduces the seat vibration amplitude, and then reduces the risk of seat shake.

Description

Seat hinge assembly and vehicle

Technical Field

The utility model relates to the technical field of vehicle parts, in particular to a seat hinge assembly and a vehicle.

Background

With the popularization of automobiles in life and the improvement of living standard, the requirements of people on riding comfort of automobiles are also increasing. Factors determining the feeling of a driver in a vehicle mainly comprise the noise level in the vehicle, the speech definition in the vehicle, steering wheel, pedal, seat shake and the like, wherein the seat shake is the most direct and sensitive factor of the driver feeling, and the excitation for generating the seat shake is usually from road surface and power excitation.

At present, the method for solving the problem of seat shake is mainly divided into two types, one is to lift the seat mode to avoid the jump mode (namely Hop/track mode) of the chassis suspension, and the other is to reduce the vibration amplitude of the seat. However, as the functions of the automobile seat are increased, the quality of the seat is also increased, so that the mode of the seat is lower and lower, and the risk of seat shake is also increased.

Disclosure of Invention

The utility model solves the problems that: how to raise the seat mode to reduce the risk of seat shake.

In order to solve the problems, the utility model provides a seat hinge assembly, which comprises a bracket, a connecting rod and a connecting shaft, wherein the bracket is used for being arranged on a seat guide rail, one end of the connecting rod is rotationally connected with the connecting shaft, the other end of the connecting rod is hinged to a seat framework, a sliding groove is arranged on the bracket, the sliding groove is arranged along a preset track of the connecting shaft, the connecting shaft is inserted into the sliding groove and is used for sliding along the sliding groove, and the preset track of the connecting shaft is a movement track of the connecting shaft when the seat is subjected to lifting adjustment.

Optionally, the spout is arc structure, the centre of a circle of arc structure is located the axis of seat pivot.

Optionally, the sliding groove is disposed through the bracket along a direction in which the connecting shaft is inserted into the sliding groove.

Optionally, the bracket is further provided with a first flanging, and the first flanging is arranged around the edge of the chute and extends along a direction parallel to the direction in which the connecting shaft is inserted into the chute.

Optionally, the support is further provided with a positioning hole, and the support is used for being rotationally connected with a pin shaft of the seat rotating shaft at the positioning hole.

Optionally, a second flanging is further arranged on the bracket, and the second flanging is arranged around the edge of the positioning hole.

Optionally, a first clamping structure is arranged on the bracket, a second clamping structure is arranged on the seat guide rail, and the first clamping structure is used for being clamped and positioned with the second clamping structure.

Optionally, the first clamping structure and the second clamping structure are respectively one of a clamping hook and a clamping groove.

Optionally, the connecting rod includes first connecting rod section, second connecting rod section and third connecting rod section that connects gradually, first connecting rod section with second connecting rod section is obtuse angle or right angle setting, second connecting rod section with third connecting rod section is obtuse angle or right angle setting, just first connecting rod section is located the second connecting rod section deviates from one side of third connecting rod section.

In order to solve the above problems, the present utility model also provides a vehicle including the seat hinge assembly as described above.

Compared with the prior art, the utility model has the following beneficial effects:

the seat hinge assembly can be provided with the bracket and the bracket is arranged on the seat guide rail so as to realize the installation and fixation of the bracket; the connecting shaft which is rotationally connected with the connecting rod is inserted into the sliding groove to realize the connection between the connecting rod and the bracket. The sliding groove is arranged along the preset track of the connecting shaft in an extending way, so that the connecting shaft can slide in the sliding groove under the driving action of components such as a driving mechanism, and the height of the seat can be adjusted; simultaneously, through with the connecting axle along the spout slip for the connecting axle slides at the cell wall of laminating spout in the spout, so that after the altitude mixture control of seat is accomplished, can utilize the cell wall of spout and the contact between the connecting axle to make the support provide the supporting force to the connecting axle, and the one end and the connecting axle rotation of connecting rod are connected, and the other end articulates on the seat skeleton, makes the support provide the supporting force of connecting axle and can pass through connecting axle and connecting rod in proper order and transmit for the seat skeleton, plays the supporting role to the seat skeleton, thereby reaches the effect that improves the seat mode, reduces the seat vibration amplitude, and then reduces the risk of seat shake.

Drawings

FIG. 1 is a schematic view of a seat hinge assembly according to an embodiment of the present utility model assembled to a seat track;

FIG. 2 is a schematic view of a seat hinge assembly according to an embodiment of the present utility model assembled with a seat track and a seat frame;

FIG. 3 is a schematic view of a structure of a bracket according to an embodiment of the present utility model;

FIG. 4 is a schematic view of another embodiment of a bracket according to the present utility model;

FIG. 5 is a schematic view of a structure of a stand according to still another embodiment of the present utility model;

FIG. 6 is a schematic view of a structure of a stand according to still another embodiment of the present utility model;

fig. 7 is a schematic structural view of the bracket of fig. 6 clamped on the seat rail.

Reference numerals illustrate:

1. a bracket; 11. a chute; 12. a first flanging; 13. positioning holes; 14. a second flanging; 15. a first clamping structure; 16. a lightening hole; 17. avoidance holes; 2. a connecting rod; 21. a first link segment; 22. a second link segment; 23. a third link segment; 3. a connecting shaft;

40. a seat channel assembly; 50. a seat rail; 51. a second clamping structure; 60. a seat frame; 70. a driving mechanism; 80. a seat rotating shaft; 90. a driven rod.

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.

The Z-axis in the drawing represents the vertical direction, i.e., the up-down position, and the forward direction of the Z-axis (i.e., the arrow of the Z-axis points) represents the up direction, and the reverse direction of the Z-axis represents the down direction; the X-axis in the drawing represents the horizontal direction and is designated as the front-rear position, and the forward direction of the X-axis represents the front side and the reverse direction of the X-axis represents the rear side; the Y-axis in the drawing is shown in a left-right position, and the forward direction of the Y-axis represents the left side and the reverse direction of the Y-axis represents the right side; it should also be noted that the foregoing Z-axis, Y-axis, and X-axis are meant to be illustrative only and not indicative or implying that the apparatus or component in question must be oriented, configured or operated in a particular orientation, and therefore should not be construed as limiting the utility model.

It should be noted that the terms "first," "second," and the like in the description and the claims of the present utility model and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments of the utility model described herein may be implemented in sequences other than those illustrated or otherwise described herein.

Referring to fig. 1 and 2, an embodiment of the utility model provides a seat hinge assembly, which comprises a bracket 1, a connecting rod 2 and a connecting shaft 3, wherein the bracket 1 is used for being installed on a seat guide rail 50, one end of the connecting rod 2 is rotationally connected with the connecting shaft 3, the other end of the connecting rod 2 is used for being hinged with a seat framework 60, a sliding groove 11 is arranged on the bracket 1, the sliding groove 11 extends along a preset track of the connecting shaft 3, and the connecting shaft 3 is inserted into the sliding groove 11 and is used for sliding along the sliding groove 11, wherein the preset track of the connecting shaft 3 is a movement track of the connecting shaft 3 when the seat is lifted and regulated.

Specifically, a seat hinge assembly is generally disposed on each of the left and right sides of the front end of the seat frame 60, a seat rail 50 and a seat channel assembly 40 are disposed on each of the left and right sides of the lower portion of the seat frame 60, the seat rail 50 slides back and forth on the seat channel assembly 40, the seat rail 50 and the seat channel assembly 40 are disposed in correspondence with the seat hinge assembly, and a driving mechanism 70 and a driven rod 90 are disposed on each of the left and right sides of the front end of the seat frame 60, and the driving mechanism 70 and the driven rod 90 are connected to the left and right ends of the seat shaft 80. The bracket 1 of the seat hinge assembly is usually fixed on the corresponding seat rail 50 by welding or clamping, for example, one end of the connecting shaft 3 is rotationally connected with one end of the connecting rod 2, the other end of the connecting rod 2 is usually hinged to one side of the seat frame 60 by a pin shaft, the other end of the connecting shaft 3 passes through the sliding slot 11 and is connected to the driving mechanism 70 or the driven rod 90, for example, as shown in fig. 2, for the seat hinge assembly positioned on the left side of the seat frame 60, the connecting shaft 3 is connected with the driving mechanism 70, the driving mechanism 70 is used for driving the seat rotating shaft 80 to rotate and drives the connecting shaft 3 to slide in the sliding slot 11, the connecting shaft 3 drives the connecting rod 2 to rotate around the hinge position of the connecting rod with the seat frame 60 and also moves up and down so as to drive the seat to lift, and for the seat hinge assembly positioned on the right side of the seat frame 60, the driving mechanism 70 drives the connecting shaft 3 to slide along the sliding slot 11 while driving the seat rotating shaft 80 to move along a preset track under the action of the driving mechanism 70.

More specifically, the bracket 1 may have a fan-shaped structure as shown in fig. 3, a trapezoid structure as shown in fig. 4, or a special-shaped structure as shown in fig. 6, which is not particularly limited herein. The shape of the sliding chute 11 is matched with the movement track of the connecting shaft 3 when the connecting shaft 3 moves under the action of the driving mechanism 70 or the driven rod 90, that is, the sliding chute 11 extends along the preset track of the connecting shaft 3, while in normal cases, the connecting shaft 3 rotates around the seat rotating shaft 80 under the action of the driving mechanism 70 or the driven rod 90, that is, the movement track/preset track of the connecting shaft 3 is arc-shaped, so the sliding chute 11 is usually arc-shaped. When the connecting shaft 3 slides along the chute 11 in the chute 11, the connecting shaft 3 always contacts the chute 11, that is, the connecting shaft 3 always contacts the chute 11, wherein it should be noted that two side surfaces in the radial direction of the connecting shaft 3 contact two chute walls disposed opposite to the chute 11, as shown in fig. 1, at this time, the width of the chute 11 (that is, the dimension of the chute 11 in the radial direction of the connecting shaft 3) is equal to the diameter of the connecting shaft 3, and of course, the one side surface in the radial direction of the connecting shaft 3 contacts the one side chute wall of the chute 11, and at this time, the width of the chute 11 is larger than the diameter of the connecting shaft 3. In addition, in the example given in fig. 1, the slide groove 11 may penetrate the bracket 1 in the thickness direction of the bracket 1 (i.e., the left-right direction in fig. 2, and the direction in which the connecting shaft 3 is inserted into the slide groove 11), while in other examples, the slide groove 11 may not penetrate the bracket 1, and in this case, the link 2 and the connecting shaft 3 are generally located on the side of the bracket 1 facing the seat frame 60.

In this embodiment, the bracket 1 may be installed and fixed by providing the bracket 1 and installing the bracket 1 on the seat rail 50; the connecting shaft 3 which is rotationally connected with the connecting rod 2 is inserted into the sliding groove 11 by arranging the sliding groove 11 on the bracket 1, so that the connecting rod 2 is connected with the bracket 1. Further, the height of the seat is adjusted by extending the slide groove 11 along a predetermined trajectory of the connection shaft 3 so that the connection shaft 3 slides in the slide groove 11 under the driving action of a member such as the driving mechanism 70; simultaneously, through with connecting axle 3 along spout 11 slip for connecting axle 3 is in the cell wall slip of spout 11 of laminating in spout 11, so that after the altitude mixture control of seat is accomplished, can utilize the cell wall of spout 11 to make support 1 provide supporting force to connecting axle 3 with the contact between connecting axle 3, and the one end and the connecting axle 3 rotation of connecting rod 2 are connected, the other end articulates on seat skeleton 60, make support 1 provide the supporting force of connecting axle 3 can be passed through connecting axle 3 and connecting rod 2 in proper order and give seat skeleton 60, play the supporting role to seat skeleton 60, thereby reach the effect that improves the seat mode, reduce the seat vibration amplitude, and then reduce the risk of seat shake.

Alternatively, as shown in fig. 1 and 2, the chute 11 has an arc structure, and the center of the arc structure is located on the axis of the seat rotating shaft 80.

In this embodiment, when the driving mechanism 70 drives the seat rotating shaft 80 to rotate, the connecting shaft 3 is driven to rotate around the axis of the seat rotating shaft 80, so that the movement track of the connecting shaft 3 is arc-shaped, the chute 11 is configured as an arc structure, and the circle center of the arc structure is arranged on the axis of the seat rotating shaft 80, so that the shape of the chute 11 is matched with the movement track of the connecting shaft 3, and the connecting shaft 3 can slide along the chute 11 when the seat is adjusted in a lifting manner.

Alternatively, as shown in fig. 1, the slide groove 11 is provided through the bracket 1 in a direction in which the connection shaft 3 is inserted into the slide groove 11.

In this embodiment, spout 11 is the rectangular hole structure that runs through support 1 and sets up, like this, not only can reduce the weight of support 1, is convenient for realize lightweight design, still makes connecting rod 2 can select to assemble in support 1 towards one side of seat skeleton 60 or the one side that deviates from seat skeleton 60 according to actual conditions, has improved the convenience of seat hinge subassembly when the assembly.

Alternatively, as shown in connection with fig. 1 and 2, the connecting rod 2 comprises a first connecting rod section 21, a second connecting rod section 22 and a third connecting rod section 23 which are sequentially connected, wherein the first connecting rod section 21 and the second connecting rod section 22 are arranged at an obtuse angle or a right angle, the second connecting rod section 22 and the third connecting rod section 23 are arranged at an obtuse angle or a right angle, and the first connecting rod section 21 is positioned on one side of the second connecting rod section 22, which is away from the third connecting rod section 23. So set up for connecting rod 2 wholly is the structure that is similar to the zigzag, thereby can utilize the many places of zigzag structure to bend and improve connecting rod 2's intensity, and then improve connecting rod 2 to the support ability of seat skeleton 60, moreover, can also utilize the space that second connecting rod section 22 and third connecting rod section 23 enclose to dodge first turn-ups 12, prevent that connecting rod 2 and first turn-ups 12 from interfering.

Optionally, as shown in fig. 3 to 6, the bracket 1 is further provided with a first flange 12, and the first flange 12 is disposed around the edge of the chute 11 and extends in a direction parallel to the direction in which the connecting shaft 3 is inserted into the chute 11.

In this case, since the connecting shaft 3 is inserted into the slide groove 11 in the left-right direction of the vehicle (i.e., the Y-axis direction in fig. 2), the slide groove 11 penetrates the bracket 1 in the left-right direction of the vehicle.

Specifically, the first flange 12 is generally disposed around the edge of the chute 11 in a complete circle, and the first flange 12 may be disposed on the side of the bracket 1 facing the seat frame 60 or on the side of the bracket 1 facing away from the seat frame 60, which is not particularly limited herein.

In this embodiment, a circle of first flange 12 is disposed at the edge of the chute 11 to enhance the local strength of the bracket 1 at the chute 11, and improve the supporting effect of the bracket 1 on the connecting shaft 3, and the first flange 12 is disposed along the cross-sectional direction perpendicular to the chute 11 to ensure that the connecting shaft 3 contacts not only the chute wall of the chute 11 but also the inner side wall of the first flange 12 when sliding in the chute 11, thereby increasing the contact area between the bracket 1 and the connecting shaft 3 and further improving the supporting effect.

Further, as shown in connection with fig. 3 to 6, the first flange 12 is located on the side of the bracket 1 facing the link 2. By the arrangement, the distance between the bracket 1 and the seat frame 60 along the left-right direction of the vehicle can be reduced under the condition that interference between the first flange 12 and other structures on the seat frame 60 is avoided, so that the arrangement is convenient.

Optionally, as shown in fig. 3 to 5, the bracket 1 is further provided with a positioning hole 13, and the bracket 1 is used for being rotatably connected with a pin shaft of the seat rotating shaft 80 at the positioning hole 13.

In this embodiment, the left and right ends of the seat pivot 80 are typically hinged to the seat frame 60 by pins, and the bracket 1 is rotatably connected to the pins of the seat pivot 80 at the positioning hole 13, where the arc-shaped chute 11 may be regarded as an arc line at one end and the positioning hole 13 may be regarded as the center of the arc line. In this way, the assembly relationship between the positioning hole 13 and the pin shaft of the seat rotating shaft 80 can be directly utilized to pre-position the mounting of the bracket 1, on one hand, the subsequent operations such as welding and the like can be conveniently performed, the accuracy of welding is ensured, and on the other hand, the bracket 1 can be pre-positioned without additionally arranging a positioning structure on the seat framework 60, so that the design difficulty and the development cost are reduced.

Optionally, as shown in fig. 3 to 5, the bracket 1 is further provided with a second flange 14, and the second flange 14 is disposed around the edge of the positioning hole 13.

In this embodiment, the second flange 14 is generally disposed around the edge of the positioning hole 13 in a complete circle, and, as with the first flange 12, the second flange 14 may be disposed on the side of the bracket 1 facing the seat frame 60 or on the side of the bracket 1 facing away from the seat frame 60, which is not particularly limited herein. In this way, the second flanging 14 can be utilized to enhance the local strength of the bracket 1 at the positioning hole 13, so as to ensure the stability of the rotating connection position of the bracket 1 and the seat rotating shaft 80.

Alternatively, as shown in fig. 6 and 7, the bracket 1 is provided with a first clamping structure 15, the seat rail 50 is provided with a second clamping structure 51, and the first clamping structure 15 is used for being clamped and positioned with the second clamping structure 51. In this way, the bracket 1 can be pre-positioned on the seat rail 50 by the clamping between the first clamping structure 15 and the second clamping structure 51, so that subsequent operations such as welding can be conveniently performed, and the welding accuracy is ensured.

Alternatively, as shown in fig. 6 and 7, the first clamping structure 15 and the second clamping structure 51 are respectively one of a hook and a slot.

In this embodiment, in the example given in fig. 7, the first clamping structure 15 may be a clamping hook, and the second clamping structure 51 may be a clamping slot, and in other examples, the first clamping structure 15 may be a clamping slot, and the second clamping structure 51 may be a clamping hook, which is not particularly limited herein, and may be selectively set according to needs in practical applications. Therefore, the positioning connection between the bracket 1 and the seat guide rail 50 can be realized by clamping the clamping hooks into the clamping grooves, and the positioning is simple in structure and convenient.

Optionally, as shown in fig. 3 to 6, the bracket 1 is further provided with a lightening hole 16, and/or the bracket 1 is further provided with a avoiding hole 17.

In this embodiment, the weight of the bracket 1 can be reduced by providing one or more weight reducing holes 16 in the bracket 1, so as to achieve a lightweight design; the avoidance hole 17 is provided in the bracket 1 to avoid the parts such as nuts on the seat rail 50, thereby preventing interference.

Another embodiment of the present utility model provides a vehicle including a seat hinge assembly as described above.

In this embodiment, the vehicle further includes a seat guide assembly 40, a seat rail 50, a seat frame 60, a driving mechanism 70, a seat pivot 80 and a driven lever 90, wherein a seat hinge assembly is generally disposed on each of the left and right sides of the front end of the seat frame 60, a seat rail 50 and a seat guide assembly 40 are disposed on each of the left and right sides of the lower portion of the seat frame 60, the seat rail 50 slides back and forth on the seat guide assembly 40, and the seat rail 50 and the seat guide assembly 40 are disposed corresponding to the seat hinge assembly. The connecting shafts 3 at the left and right sides of the seat framework 60 slide in the sliding grooves 11 of the bracket 1 along a preset track under the action of the driving mechanism 70 and drive the corresponding connecting rods 2 to rotate, and the connecting shafts 3 drive the connecting rods 2 to rotate and simultaneously move up and down, so that the lifting of the seat is realized. In addition, the beneficial effects of the vehicle in this embodiment with respect to the prior art are the same as those of the seat hinge assembly described above, and will not be described here again.

Although the utility model is disclosed above, the scope of the utility model is not limited thereto. Various changes and modifications may be made by one skilled in the art without departing from the spirit and scope of the utility model, and these changes and modifications will fall within the scope of the utility model.

Claims (10)

1. The utility model provides a seat hinge assembly, its characterized in that, includes support (1), connecting rod (2) and connecting axle (3), support (1) are used for installing on seat guide rail (50), the one end of connecting rod (2) with connecting axle (3) rotate and are connected, the other end of connecting rod (2) is used for articulating in seat skeleton (60), be equipped with spout (11) on support (1), spout (11) are followed preset track setting of connecting axle (3), connecting axle (3) are inserted in spout (11) and are used for following spout (11) are slided, wherein, the preset track of connecting axle (3) is the motion track of connecting axle (3) when the seat goes up and down to adjust.

2. The seat hinge assembly according to claim 1, characterized in that the chute (11) has an arc-shaped configuration, the centre of the arc being located on the axis of the seat pivot (80).

3. Seat hinge assembly according to claim 1, characterized in that the slide groove (11) is provided through the bracket (1) in the direction of the connecting shaft (3) being inserted into the slide groove (11).

4. The seat hinge assembly according to claim 1, characterized in that the bracket (1) is further provided with a first flange (12), the first flange (12) being arranged around the edge of the chute (11) and extending in a direction parallel to the direction in which the connecting shaft (3) is inserted into the chute (11).

5. The seat hinge assembly according to claim 1, characterized in that the bracket (1) is further provided with a positioning hole (13), and the bracket (1) is used for being rotatably connected with a pin shaft of the seat rotating shaft (80) at the positioning hole (13).

6. The seat hinge assembly according to claim 5, characterized in that the bracket (1) is further provided with a second flange (14), the second flange (14) being arranged around the edge of the positioning hole (13).

7. The seat hinge assembly according to claim 1, characterized in that the bracket (1) is provided with a first clamping structure (15), the seat rail (50) is provided with a second clamping structure (51), and the first clamping structure (15) is used for clamping and positioning with the second clamping structure (51).

8. The seat hinge assembly of claim 7, wherein the first and second snap features (15, 51) are each one of a catch and a slot.

9. The seat hinge assembly according to claim 1, characterized in that the link (2) comprises a first link segment (21), a second link segment (22) and a third link segment (23) connected in sequence, the first link segment (21) being arranged at an obtuse angle or a right angle to the second link segment (22), the second link segment (22) being arranged at an obtuse angle or a right angle to the third link segment (23), and the first link segment (21) being located on a side of the second link segment (22) facing away from the third link segment (23).

10. A vehicle comprising a seat hinge assembly as claimed in any one of claims 1 to 9.