CN218858138U - Suspension connection structure and vehicle - Google Patents

Abstract

The utility model provides a suspension connection structure and vehicle, this suspension connection structure is including setting up the link on the inner core of suspension to and the suspension support of setting on power assembly. Wherein, the top of link has the pressure-bearing arch, is equipped with the cooperation groove on the suspension support, and cooperation groove adaptation is protruding to be set up in the pressure-bearing. The suspension support can be continuous with the link along whole car length direction through the connecting piece, and when the suspension support links to each other with the link, the suspension support supports through the cooperation groove and presses on the pressure-bearing arch. Suspension connection structure, link to each other with the link along whole car length direction through making the suspension support via the connecting piece, generally have great operating space because of putting in order on the car length direction, consequently can be convenient for the inner core be connected with the suspension support. Meanwhile, the suspension support is abutted to the bearing protrusion through the matching groove, so that the load borne by the connecting piece can be shared, and the connection reliability between the connecting end and the suspension support is improved.

Description

Suspension connection structure and vehicle

Technical Field

The utility model relates to a vehicle parts technical field, in particular to suspension connection structure, simultaneously, the utility model discloses still relate to the vehicle that has this suspension connection structure.

Background

The powertrain is used as a power source of a whole vehicle, and generally refers to an engine, a transmission and other parts integrated on the transmission. The power assembly is usually mounted on a suspension of a vehicle body through a suspension bracket, and the suspension can support the weight of the power assembly, isolate the vibration generated by an engine in the working process and reduce the vibration transmitted to a vehicle chassis and the vehicle body as much as possible. And, usually, be equipped with the double-screw bolt on the suspension inner core, pass suspension support and nut spiro union through the double-screw bolt, realize being connected of suspension support and suspension.

On the basis of the consideration of the dynamic property, the economical efficiency and the safety of the whole vehicle, the lower the mass center of the whole vehicle is, the better the mass center of the whole vehicle is, and the mass center of the power assembly is required to be moved down as far as possible. However, in order to ensure the trafficability characteristic of the whole vehicle, the position of the vehicle frame generally remains unchanged, so that the assembly gap between the suspension bracket and the suspension is small, the connection operation between the suspension bracket and the suspension is inconvenient, the maintenance convenience is poor, and more assembly and maintenance man-hours are needed.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention is directed to a suspension connection structure for connecting a suspension and a suspension bracket.

In order to achieve the above purpose, the technical scheme of the utility model is realized as follows:

a suspension connecting structure comprises a connecting end arranged on an inner core of a suspension and a suspension bracket arranged on a power assembly;

the top of the connecting end is provided with a pressure-bearing bulge, the suspension bracket is provided with a matching groove, and the matching groove is matched with the pressure-bearing bulge;

the suspension support can be connected with the connecting end along the length direction of the whole vehicle through the connecting piece, and when the suspension support is connected with the connecting end, the suspension support is pressed on the pressure-bearing protrusion through the matching groove.

Further, the suspension support is provided with an accommodating space, the matching groove is located in the accommodating space, the connecting end is inserted into the accommodating space, and the connecting piece is arranged in the accommodating space in a penetrating mode.

Furthermore, the pressure-bearing bulges are arranged on the connecting end at intervals, and the matching grooves are arranged in one-to-one correspondence with the pressure-bearing bulges. Furthermore, when the pressure bearing protrusion is inserted into the matching groove, the displacement of the connecting end along the width direction of the whole vehicle can be limited.

Further, along keeping away from the direction of inner core, the protruding width of pressure-bearing diminishes gradually.

Further, the connecting piece adopts a bolt;

the bolt comprises a bolt body and is characterized in that a through hole for the connecting piece to pass through is formed in the side wall of one side of the accommodating space, an avoidance space communicated with the accommodating space is formed in the side wall of the other side of the accommodating space, and the avoidance space is used for avoiding the rod part of the bolt.

Furthermore, the suspension support is provided with a connecting seat connected with the power assembly, and the connecting seat and the accommodating space are respectively positioned at two ends of the suspension support.

Furthermore, the inner core is provided with an identification part for indicating the assembling direction of the inner core.

Compared with the prior art, the utility model discloses following advantage has:

suspension connection structure, link to each other with the link along whole car length direction through making the suspension support via the connecting piece, because of generally having great operating space on whole car length direction, consequently can be convenient for the inner core be connected with the suspension support. Simultaneously, the suspension support supports through the cooperation groove and presses on the pressure-bearing protrusion, can share the load that the connecting piece bore, promotes the connection reliability between link and the suspension support.

In addition, through setting up accommodation space to in inserting accommodation space with the link, can prevent that outside impurity from polluting the connecting piece, the maintenance is dismantled in the later stage of being convenient for. The bearing bulges are arranged on the connecting ends at intervals, so that the load borne by the connecting piece can be fully shared.

Secondly, the pressure-bearing protrusion is inserted into the matching groove, so that relative movement of the inner core and the suspension support along the width direction of the whole vehicle can be limited, the load of the connecting piece in the width direction of the whole vehicle can be shared by the pressure-bearing protrusion, the load can rotate around the axial direction of the connecting piece, and the connection firmness of the suspension support and the connecting end can be improved.

In addition, the connecting piece adopts the bolt, is convenient for be connected between inner core and the suspension support. Through set up sign portion on the inner core, can prevent the misloading, be favorable to improving assembly efficiency.

Another object of the utility model is to provide a vehicle, the power assembly in the vehicle passes through the suspension to be installed in the automobile body, just the power assembly through as above suspension connection structure with the suspension links to each other.

The left side and the right side of the power assembly are respectively provided with one suspension, and the suspensions on the two sides are oppositely arranged along the length direction of the vehicle body.

Vehicle, its power assembly through adopt as above suspension connection structure link to each other with the suspension, can improve assembly efficiency, the later stage maintenance of being convenient for.

In addition, the suspensions on two sides are oppositely arranged along the length direction of the vehicle body, so that the connection reliability of the suspension bracket and the suspensions can be improved.

Drawings

The accompanying drawings, which form a part of the present disclosure, are included to provide a further understanding of the present disclosure, and are incorporated in and constitute a part of this specification, illustrate embodiments of the present disclosure and together with the description serve to explain the present disclosure. In the drawings:

fig. 1 is a schematic structural diagram of a suspension connection structure according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a suspension connection structure according to an embodiment of the present invention at another view angle;

FIG. 3 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 2;

fig. 4 is an assembly state diagram of the power assembly, the suspension and the suspension bracket according to the embodiment of the present invention;

fig. 5 is a schematic structural view of a suspension bushing according to an embodiment of the present invention;

fig. 6 is a schematic structural diagram of the suspension bushing according to the embodiment of the present invention from another perspective;

fig. 7 is a schematic structural view of a suspension bracket according to an embodiment of the present invention;

fig. 8 is a schematic structural diagram of the suspension bracket according to the embodiment of the present invention at another viewing angle;

fig. 9 is a schematic structural diagram of a suspension bracket according to an embodiment of the present invention at a further viewing angle;

fig. 10 is a sectional view taken along line B-B in fig. 9.

Description of reference numerals:

1. suspension; 2. a suspension bracket; 3. a bolt; 4. a power assembly; 5. a mounting frame;

101. an inner core; 102. a rubber body; 103. an outer tube; 104. a limiting rubber pad; 105. a connecting end; 501. mounting holes;

1011. marking a projection; 1051. connecting holes; 1052. a pressure bearing bulge;

201. an accommodating space; 2011. a via hole; 2012. a mating groove; 2013. avoiding holes; 202. a connecting seat; 2021. a fixing hole; 203. and (5) reinforcing ribs.

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.

In the description of the present invention, it should be noted that the terms of orientation such as "up, down, left, right, front, and rear" used in the present embodiment are defined with reference to the up-down direction, the left-right direction, and the front-rear direction of the automobile. The Z direction of the vehicle, i.e., the height direction (vertical direction) of the vehicle, the X direction of the vehicle, i.e., the longitudinal direction (front-rear direction) of the vehicle, and the Y direction of the vehicle, i.e., the width direction (left-right direction) of the vehicle, are listed below. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Furthermore, in the description of the present invention, the terms "mounted," "connected," and "connecting" are to be construed broadly unless expressly limited otherwise. For example, the connection can be fixed, detachable or integrated; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. To those of ordinary skill in the art, the specific meaning of the above terms in the present invention can be understood in combination with the specific situation.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

The present embodiment relates to a suspension attachment structure including an attachment end 105 provided on an inner core 101 of a suspension 1, and a suspension bracket 2 provided on a locomotion assembly 4. Moreover, the top of the connecting end 105 has a pressure-bearing protrusion 1052, a fitting groove 2012 is arranged on the suspension bracket 2, and the fitting groove 2012 is adapted to the pressure-bearing protrusion 1052. The suspension support 2 can be connected with the connecting end 105 along the length direction of the whole vehicle through the connecting piece, and when the suspension support 2 is connected with the connecting end 105, the suspension support 2 is abutted against the pressure-bearing protrusion 1052 through the matching groove 2012.

The suspension connection structure of the embodiment connects the suspension bracket 2 with the connection end 105 along the length direction of the whole vehicle through the connection piece, so that the connection between the inner core 101 and the suspension bracket 2 can be facilitated due to the fact that the whole vehicle generally has a larger operation space in the length direction. Meanwhile, the suspension bracket 2 is pressed on the pressure-bearing protrusion 1052 through the matching groove 2012, so that the load borne by the connecting piece can be distributed, and the connection reliability between the connecting end 105 and the suspension bracket 2 is improved.

Based on the above overall structure, an exemplary structure of the suspension connection structure of the present embodiment is shown in fig. 1 to 4, wherein the powertrain 4 specifically refers to the engine, the transmission, and the clutch integrated to the transmission, and the layout of the powertrain 4 and the suspension 1 is only illustrated in a rectangular shape in fig. 4, and the specific structure thereof is referred to the prior art.

In addition, the powertrain 4 is used as a power source of the whole vehicle, and is generally mounted on the vehicle body by three suspensions 1, and one suspension 1 is provided on each of the left and right sides of the powertrain 4, and one suspension 1 is also provided at the front end or the rear end of the powertrain 4. The suspension connecting structure of the embodiment is specifically used for connecting the power assembly 4 with the suspensions 1 on the left and right sides, and the connecting structure of the power assembly 4 and the front-end or rear-end suspension 1 can also adopt the suspension connecting structure or adopt other structures.

Specifically, the suspension 1 of the present embodiment has a structure as shown in fig. 3, 5 and 6, and has an inner core 101, an outer tube 103, and a rubber body 102 connected between the inner core 101 and the outer tube 103, and the specific structure thereof is as described in the related art. Unlike the prior art, the inner core 101 of the present embodiment has a protruding portion protruding out of the outer tube 103 at one end, the connection end 105 is provided on the protruding portion, and the connection end 105 extends in the axial direction of the inner core 101. Moreover, the connecting end 10 is rectangular, and the central line thereof is collinear with the axis of the inner core 101, so that the vibration of the power assembly 4 is uniformly dispersed to each part of the suspension 1, and the vibration isolation effect on the power assembly 4 is improved.

In this embodiment, in order to improve the assembling efficiency, it is preferable that the connecting end 105 has a connecting hole 1051 disposed along the radial direction of the inner core 101, and the connecting hole 1051 is a threaded hole, and correspondingly, the bolt 3 is specifically used as the connecting member. With this arrangement, the bolts 3 are only screwed on one side of the suspension bracket 2, and the nuts can be omitted compared to the connecting holes 1051 in the form of unthreaded holes. In addition, in order to improve the use effect, a limiting rubber pad 104 is sleeved on the extending part of the inner core 101.

As a preferred embodiment, as shown in fig. 5 and 6, in order to improve the use effect, when the pressure-bearing protrusion 1052 is inserted into the fitting groove 2012, the displacement of the connection end 105 in the entire vehicle width direction can be restricted. For this reason, in the present embodiment, the pressure-receiving protrusion 1052 extends in the axial direction of the connection hole 1051.

In this embodiment, in order to facilitate the insertion of the pressure-receiving protrusion 1052 into the fitting groove 2012 described below, the width of the pressure-receiving protrusion 1052 is gradually reduced in a direction away from the core 101, so that the pressure-receiving protrusion 1052 is substantially V-shaped, and in order to avoid stress concentration, the top of the pressure-receiving protrusion 1052 is disposed in a flat surface.

In this embodiment, in order to improve the supporting effect of the connecting end 105 on the suspension bracket 2, the pressure-bearing protrusions 1052 are preferably arranged at intervals, wherein as a preferred embodiment, the pressure-bearing protrusions 1052 of this embodiment are two arranged at intervals on the connecting end 105, the mating grooves 2012 are arranged in one-to-one correspondence with the pressure-bearing protrusions 1052, that is, the mating grooves 2012 are also arranged at intervals. Of course, the number of the pressure-bearing protrusions 1052 can be adjusted accordingly in specific implementation. In addition, in this embodiment, in order to improve the assembly efficiency, a mark portion indicating the assembly direction of the inner core 101 is provided on the inner core 101 to prevent misassembly.

As a specific embodiment, as shown in fig. 5 and 6, the marking portion of the present embodiment includes a marking projection 1011 provided on the protruding portion. The identification protrusion 1011 protrudes outward along the radial direction of the inner core 101, and the end where the identification protrusion 1011 is located is the end of the connection hole 1051 into which the bolt 3 is screwed. Of course, the indication portion may be a mark formed on the core 101, for example, an arrow, instead of the indication projection 1011. In addition, to realize the installation of the suspension 1 on the vehicle body, the two opposite sides of the outer tube 103 are respectively provided with the installation frames 5, and the installation holes 501 for the installation on the vehicle body are respectively arranged on the installation frames 5.

The suspension bracket 2 of the present embodiment is configured as shown in fig. 7 to 10, the suspension bracket 2 is an elongated shape as a whole, and has a receiving space 201 and a connecting seat 202 for connecting with the power assembly 4, and the connecting seat 202 and the receiving space 201 are respectively located at two ends of the suspension bracket 2 in the length direction. The connecting base 202 is rectangular, and four corners of the connecting base are respectively provided with fixing holes 2021 to be fixedly fastened with the power assembly 4. Of course, the shape of the connection seat 202 and the number of the fixing holes 2021 may be adjusted according to design requirements. In addition, in order to be beneficial to the light weight of the whole vehicle, a weight reduction groove is arranged in the middle of the suspension bracket 2, and a reinforcing rib 203 is arranged in the weight reduction groove.

During the accommodation space 201 is inserted to above-mentioned link 105, bolt 3 wears to establish in accommodation space 201 to prevent outside impurity pollution bolt 3, the later stage of being convenient for dismantles the maintenance. And as a preferred embodiment, the accommodating space 201 is adapted to the connecting end 105, that is, the accommodating space 201 and the connecting end 105 have the same cross section, and the sizes of the two are substantially the same, so that the connecting end 105 can be smoothly inserted into the accommodating space 201. Based on the above description, the connection hole 1051 is a threaded hole, and the connection member is a bolt 3, for this reason, as shown in fig. 7 and 8, a through hole 2011 through which the connection member passes is provided on a side wall of one side of the accommodation space 201, and an avoidance space communicated with the accommodation space 201 is provided on a side wall of the other side of the accommodation space 201.

The inner diameter of the via hole 2011 is slightly larger than that of the connecting hole 1051, so that assembly tolerance is absorbed, and the pressure-bearing protrusion 1052 is tightly matched with the matching groove 2012. The avoidance space is used for avoiding the rod portion of the bolt 3 and is specifically set as an avoidance hole 2013, and of course, the avoidance space may be set as an avoidance groove penetrating to the notch of the accommodating space 201, in addition to the avoidance hole 2013 shown in fig. 8. Here, it should be noted that the connecting member may be a pin instead of the bolt 3.

In addition, to improve the connection tightness between the bolt 3 and the connection end 105, the inner and outer surfaces of the sidewall of the suspension bracket 2 provided with the via 2011 are flat. This is designed to enable the connection end 105 and the bolt 3 to be firmly clamped to the inner and outer sides of the suspension bracket 2, respectively, when the bolt 3 is coupled in the coupling hole 1051, as shown in fig. 3. Thereby, the load in the X direction borne by the bolt 3 can be shared by the side walls to which the suspension bracket 2 is clamped, so that the connection reliability between the bolt 3 and the connection end 105 can be improved.

In this embodiment, the pressure-bearing matching portion includes a matching groove 2012 arranged on the suspension bracket 2, the matching groove 2012 is adapted to the pressure-bearing protrusion 1052, and the matching groove 2012 is communicated with the accommodating space 201. The fitting groove 2012 is adapted to the pressure-bearing protrusion 1052, specifically, the fitting groove 2012 is the same as the pressure-bearing protrusion 1052 in cross section, and the size is substantially the same, and the inner walls of the fitting groove 2012 are attached to the pressure-bearing protrusion 1052.

Through the pressure-bearing protrusion 1052 and the matching groove 2012 which are arranged in an adaptive manner, the relative movement of the inner core 101 and the suspension bracket 2 along the Y direction can be limited, the pressure-bearing protrusion 1052 can share the load of the bolt 3 on the Y direction and the load rotating around the X direction, and the Z direction load applied by the suspension bracket 2 can be borne, so that the connection firmness of the bolt 3 in the connecting hole 1051 can be improved, and the anti-loosening capacity of the bolt 3 can be improved.

When the suspension connecting structure of the embodiment is used specifically, the suspension bracket 2 is connected to the power assembly 4 through the connecting seat 202, the connecting end 105 is inserted into the accommodating space 201, one side with the identification protrusion 1011 is located on one side of the suspension bracket 2 where the connecting hole 1051 is arranged, and then the suspension bracket 2 is pre-tightened through the bolt 3 and the looseness is reserved. And finally, after the suspension 1 falls to the stable posture of the frame along with the power assembly 4, fastening the bolt 3 in place according to the specified torque.

The suspension connection structure of this embodiment through adopting above structure, can not receive the restriction in whole car Z to the space, can utilize the general X of whole car to the great characteristics in space, is convenient for connect suspension 1 and suspension support 2, can make better firm in connection between the two again simultaneously.

Further, the present embodiment also relates to a vehicle in which a power unit 4 is mounted in a vehicle body by a suspension 1, and the power unit 4 is connected to the suspension 1 by a suspension connecting structure as described above, as shown in fig. 4.

Wherein, the left and right sides of power assembly 4 are respectively equipped with a suspension 1, and the suspension 1 of both sides is arranged along automobile body length direction relatively. Design like this, can make the suspension 1 of both sides opposite with suspension support 2's direction of connection, one side is connected along X positive direction, and one side is connected along X negative direction, no matter from this under the operating mode of accelerating or slowing down, all can make suspension 1 bear X to the load better, is favorable to promoting whole reliability.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A suspension connection structure is characterized in that:

comprises a connecting end (105) arranged on an inner core (101) of a suspension (1) and a suspension bracket (2) arranged on a power assembly (4);

the top of the connecting end (105) is provided with a pressure-bearing bulge (1052), a matching groove (2012) is formed in the suspension bracket (2), and the matching groove (2012) is matched with the pressure-bearing bulge (1052) in arrangement;

suspension support (2) can through the connecting piece along whole car length direction with link (105) link to each other, just suspension support (2) with when link (105) link to each other, suspension support (2) are passed through cooperation groove (2012) support and press on pressure-bearing arch (1052).

2. The suspension connecting structure according to claim 1, wherein:

the suspension bracket (2) is provided with an accommodating space (201), the matching groove (2012) is positioned in the accommodating space (201), the connecting end (105) is inserted into the accommodating space (201), and the connecting piece is arranged in the accommodating space (201) in a penetrating way.

3. The suspension connection structure according to claim 2, wherein:

the pressure-bearing bulges (1052) are arranged on the connecting end (105) at intervals, and the matching grooves (2012) and the pressure-bearing bulges (1052) are arranged in a one-to-one correspondence manner.

4. The suspension connection structure according to claim 3, wherein:

when the pressure-bearing protrusion (1052) is inserted into the matching groove (2012), the displacement of the connecting end (105) along the width direction of the whole vehicle can be limited.

5. The suspension connection structure according to claim 3, wherein:

the width of the bearing protrusion (1052) is gradually reduced along the direction far away from the inner core (101).

6. The suspension connection structure of claim 2, wherein:

the connecting piece adopts a bolt (3);

be equipped with the confession on the lateral wall of accommodation space (201) one side via hole (2011) that the connecting piece passed, be equipped with on the lateral wall of accommodation space (201) opposite side with the space of dodging of accommodation space (201) intercommunication, it is used for dodging to dodge the space the pole portion of bolt (3).

7. The suspension connection structure of claim 2, wherein:

the suspension support (2) is provided with a connecting seat (202) connected with the power assembly (4), and the connecting seat (202) and the accommodating space (201) are respectively located at two ends of the suspension support (2).

8. The suspension connection structure according to any one of claims 1 to 7, wherein:

the inner core (101) is provided with an identification part for indicating the assembling direction of the inner core (101).

9. A vehicle, characterized in that:

a power unit (4) in the vehicle is mounted in a vehicle body by a suspension (1), and the power unit (4) is connected to the suspension (1) by a suspension connection structure according to any one of claims 1 to 8.

10. The vehicle according to claim 9, characterized in that:

the left side and the right side of the power assembly (4) are respectively provided with one suspension (1), and the suspensions (1) on the two sides are oppositely arranged along the length direction of the vehicle body.

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