CN216519371U - Flow channel assembly and hydraulic suspension - Google Patents

Abstract

The utility model provides a flow channel assembly and a hydraulic suspension, wherein the flow channel assembly comprises an upper flow channel plate and a lower flow channel plate, wherein the upper flow channel plate is provided with a first connecting groove arranged around the side wall of the upper flow channel plate, the upper end surface and the lower end surface of the upper flow channel plate are respectively provided with an upper flow channel opening and a communicating opening which are communicated with the first connecting groove, the lower flow channel plate is provided with a mounting cavity, the bottom of the mounting cavity is provided with a second communicating groove arranged along the circumferential direction of the lower flow channel plate, and the lower flow channel plate is provided with a lower flow channel opening communicated with the second communicating groove; the upper runner plate is embedded in the installation cavity, the communication port is communicated with the second communication groove, the first communication groove and the side wall of the lower runner plate form an upper runner, and the second communication groove and the bottom of the upper runner plate form a lower runner. Compared with the prior art, the flow channel assembly has the advantages that the number of the assemblies can be reduced, the manufacturing cost is reduced, the assembly effect can be improved, the flowing damping liquid has better damping characteristics, and the use effect is better.

Description

Flow channel assembly and hydraulic suspension

Technical Field

The utility model relates to the technical field of automobile parts, in particular to a flow channel assembly. The utility model also relates to a hydraulic suspension applying the runner assembly.

Background

The suspension (Mount) is a bidirectional vibration isolation element which is connected with and supports the power assembly and has restraining and protecting effects on the movement trend. The suspension types include rubber suspension, hydraulic suspension, semi-active suspension and active suspension.

And the suspension system has the following functions:

1. the automobile power assembly is used for fixing and supporting the automobile power assembly;

2. bearing reciprocating inertia force and moment generated by the rotating and translating mass of the engine in the power assembly;

3. bearing all dynamic forces acting on the power assembly in the driving process of the automobile;

4. isolating vibrations of the frame or body due to engine excitation;

5. and the transmission of the vibration of the vehicle body to the power assembly, which is caused by the unevenness of the road surface and the impact of the road surface on the wheels, is isolated.

In the prior art, a double-layer runner in a hydraulic suspension is usually assembled by an upper runner plate, a middle runner plate and a lower runner plate, so that a plurality of product components are produced, the cost is high, the assembly process is complex, and the assembly efficiency is low. In addition, the inner contour structure of the existing rubber main body base is unreasonable in design, so that the Z-direction limiting and damping performance of the product cannot be considered under the given space.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention is directed to a flow channel assembly, which can reduce the number of parts and the number of assembly processes while realizing a double-layer flow channel.

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

a runner assembly includes an upper runner plate, a lower runner plate;

the upper runner plate is provided with a first connecting groove arranged around the side wall of the upper runner plate, and the upper end surface and the lower end surface of the upper runner plate are respectively provided with an upper runner port and a communicating port which are communicated with the first connecting groove;

the lower runner plate is provided with a mounting cavity, the bottom of the mounting cavity is provided with a second communicating groove arranged along the circumferential direction of the lower runner plate, and the lower runner plate is provided with a lower runner opening communicated with the second communicating groove;

the upper runner plate is embedded in the installation cavity, the communicating port is communicated with the second communicating groove, the first communicating groove and the side wall of the lower runner plate enclose to form an upper runner, and the second communicating groove and the bottom of the upper runner plate enclose to form a lower runner.

Furthermore, an accommodating cavity is formed between the upper runner plate and the lower runner plate in a surrounding manner, the runner assembly further comprises a decoupling film arranged in the accommodating cavity, an upper damping hole communicated with the accommodating cavity is formed in the upper runner plate, and a lower damping hole communicated with the accommodating cavity is formed in the lower runner plate.

Furthermore, a first groove is arranged at the bottom of the upper runner plate, a protruding part is arranged in the lower runner plate, and the second communicating groove is arranged around the protruding part; the upper damping hole is communicated with the first groove, the lower damping hole is located on the protruding portion, the protruding portion is abutted to the bottom of the upper runner plate, and the first groove forms the accommodating cavity.

Furthermore, a second groove is formed in the top of the upper runner plate, the second groove and the first groove are arranged in an up-and-down corresponding mode, and the upper damping hole is located in the second groove.

Furthermore, the bottom of the lower runner plate is provided with a third groove, the third groove and the protruding part are arranged up and down correspondingly, and the lower damping hole is positioned in the third groove.

Further, the upper damping hole and/or the lower damping hole are/is a plurality of holes arranged at intervals.

Further, the flow channel assembly is rectangular.

Compared with the prior art, the utility model has the following advantages:

the flow channel assembly provided by the utility model has the advantages that the upper flow channel plate and the lower flow channel plate are arranged, and the first communicating groove and the second communicating groove are arranged, so that the upper flow channel and the lower flow channel which are arranged in a double-layer mode can be formed between the upper flow channel plate and the lower flow channel plate.

In addition, set up the first recess on the runner plate bottom to and set up the bellying in runner plate down, make the bellying and the bottom butt of runner plate, and do benefit to the holding chamber that forms the holding decoupling zero membrane. And the top of the upper runner plate is provided with a second groove, and the upper damping hole is positioned in the second groove, so that the damping liquid can be guided to flow into the accommodating cavity. In addition, a third groove is formed in the bottom of the lower flow channel plate, and the lower damping hole is located in the third groove, so that a liquid chamber located below the flow channel assembly is formed.

Another objective of the present invention is to provide a hydraulic suspension, which includes a body frame, a rubber main spring and a cup disposed in the body frame, and a bracket connected to the rubber main spring, and further includes a flow channel assembly as described above, wherein a first liquid chamber is defined between the flow channel assembly and the rubber main spring, and a second liquid chamber is defined between the flow channel assembly and the cup.

Furthermore, the rubber main spring comprises a rubber main body base and a rubber main body connected with the rubber main body base, wherein press-fitting holes which are arranged in a penetrating manner are formed in the rubber main body base, and convex edges which protrude into the press-fitting holes are formed in one ends, close to the rubber main body, of the press-fitting holes; the supporting arm is connected to the rubber main body, the runner assembly is arranged in the press-fitting hole and abutted to the convex edge, and the leather cup is fixed among the runner assembly, the rubber main body base and the body support.

Furthermore, an arc-shaped part with an arched outer contour is arranged in the convex edge, an inner core is embedded in the rubber main body, the supporting arm is pressed in the inner core, and the leather cup is fixed among the flow channel assembly, the rubber main body base and the body support through a buckle.

Compared with the prior art, the utility model has the following advantages:

by applying the flow channel assembly, the hydraulic mount provided by the utility model not only can reduce the number of assemblies, reduce the cost and improve the assembly efficiency, but also can improve the damping performance. In addition, the convex edge is arranged on the rubber main body base, and the outer contour of the convex edge is arc-shaped, so that the rubber main body can be wrapped on the convex edge after being vulcanized and fixedly connected with the rubber main body base, the connection strength between the rubber main body and the rubber main body base is improved, and the supporting effect on the rubber main body is also improved.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:

fig. 1 is a schematic structural diagram of a flow channel assembly according to a first embodiment of the present invention;

FIG. 2 is a schematic structural view of an upper flow field plate and a lower flow field plate according to a first embodiment of the present invention;

FIG. 3 is a schematic structural diagram of an upper flow field plate and a lower flow field plate from another perspective according to one embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a decoupling film according to a first embodiment of the present invention;

fig. 5 is a schematic structural diagram of a hydraulic mount according to a second embodiment of the present invention;

FIG. 6 is a schematic structural diagram of another view of the hydraulic mount according to the second embodiment of the present invention;

FIG. 7 is a top view of a hydraulic mount according to a second embodiment of the present invention;

FIG. 8 is a cross-sectional view A-A of FIG. 7;

fig. 9 is a schematic structural diagram of a rubber main spring according to a second embodiment of the present invention;

FIG. 10 is a front view of a main spring according to a second embodiment of the present invention;

FIG. 11 is a cross-sectional view B-B of FIG. 10;

FIG. 12 is a schematic structural diagram of a rubber body base according to a second embodiment of the present invention;

FIG. 13 is a top view of a rubber body mount according to a second embodiment of the present invention;

description of reference numerals:

1. an upper flow passage plate; 101. an upstream runner port; 102. a first connecting groove; 103. a communication port; 104. a first groove; 105. a second groove; 106. an upper damping hole; 2. a decoupling membrane; 201. a rib is protruded; 3. a lower flow field plate; 301. a lower runner port; 302. a second communicating groove; 303. a boss portion; 304. a lower damping hole; 305. a third groove; 4. a rubber main spring; 401. a rubber body base; 4011. a convex edge; 402. a rubber body; 4021. an inner core; 5. a bracket arm; 501. connecting holes; 6. a body support; 601. a fixing hole; 7. connecting a bracket; 8. a leather cup; 9. buckling; 10. an upper flow passage; 20. a lower runner; 30. a mounting cavity; 100. a first liquid chamber; 200. a second liquid chamber.

Detailed Description

It should be noted that 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, if terms indicating orientation or positional relationship such as "upper", "lower", "inside", "outside", etc. appear, they are based on the orientation or positional relationship shown in the drawings and are only for convenience of describing the present invention and simplifying the 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 appearances of the terms first, second, etc. in this specification are not necessarily all referring to the same item, but are instead intended to cover the same item.

In addition, in the description of the present invention, the terms "mounted," "connected," and "connecting" are to be construed broadly unless otherwise specifically limited. 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 meanings of the above terms in the present invention can be understood in conjunction with specific situations.

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

Example one

The present embodiment relates to a flow path assembly which mainly includes an upper flow path plate 1 and a lower flow path plate 3 in an integral structure. Wherein, the upper runner plate 1 is provided with a first connecting groove 102 arranged around the side wall thereof, and the upper and lower end surfaces of the upper runner plate 1 are respectively provided with an upper runner port 101 and a communicating port 103 communicated with the first connecting groove 102. The lower flow field plate 3 is provided with a mounting cavity 30, a second communicating groove 302 arranged along the circumferential direction of the lower flow field plate 3 is formed at the bottom of the mounting cavity 30, and a lower flow field opening 301 communicated with the second communicating groove 302 is arranged on the lower flow field plate 3.

The upper flow field plate 1 is inserted into the mounting cavity 30 such that the communication opening 103 communicates with the second communication groove 302, the first communication groove 102 and the side wall of the lower flow field plate 3 form the upper flow field 10, and the second communication groove 302 and the bottom of the upper flow field plate 1 form the lower flow field 20.

By the above-described integrated structure, the upper flow path 10 and the lower flow path 20 are formed in a double-layer arrangement between the upper flow path plate 1 and the lower flow path plate 3, thereby reducing the number of components, reducing the manufacturing cost, improving the assembly efficiency, and providing a better damping characteristic for the damping fluid flowing in the upper flow path 10 and the lower flow path 20, compared to the prior art.

Based on the above overall design, an exemplary structure of the flow channel assembly of the present embodiment is as shown in fig. 1, and as shown in fig. 2 and 3, the flow channel assembly of the present embodiment is rectangular in overall structure, and includes an upper flow channel plate 1, a lower flow channel plate 3, and a decoupling film 2. It should be noted that, besides being rectangular, the flow channel assembly may also be configured to be circular or elliptical.

Specifically, as shown in fig. 1 to 3, the upstream plate 1 is formed with a first communicating groove 102 around its side wall, and an upstream port 101 and a communicating port 103 communicating with the first communicating groove 102 are provided on both upper and lower end surfaces, respectively. The lower flow field plate 3 is provided with a mounting cavity 30 for the upper flow field plate 1 to be fitted in, a second communicating groove 302 formed along the circumferential direction of the lower flow field plate 3 is formed in the bottom of the mounting cavity 30, and the lower flow field plate 3 is provided with a lower flow field opening 301 communicating with the second communicating groove 302.

In the assembled state where the upper flow field plate 1 is fitted in the lower flow field plate 3, the communication port 103 communicates with the second communication groove 302, the upper flow field 10 is defined between the first communication groove 102 and the side wall of the lower flow field plate 3, and the lower flow field 20 is defined between the second communication groove 302 and the bottom wall of the upper flow field plate 1.

The upper runner port 101 and the communication port 103 are both formed on different side walls of the upper runner plate 1 along the vertical direction, so that the reduction of the resistance to the flow of the damping fluid can be facilitated. And it is preferable that the path of the first communicating groove 102 is set as long as possible, that is, in the state shown in fig. 2, in this case, the upstream channel port 101 and the communicating port 103 are respectively provided on the adjacent side walls, and are set close to each other, and the first communicating groove 102 is made to pass around most of the side walls of the upstream channel plate 1. At this time, the damping fluid can flow along the upstream port 101, the first communicating groove 102, and the direction of communication or the reverse direction in order.

It should be understood here that the direction of the upper channel opening 101 and the communication opening 103 may be inclined, and the positions of the two openings may be adjusted according to the actual use, for example, the upper channel opening 101 and the communication opening 103 are disposed on the opposite side walls, and in this case, the first connecting groove 102 goes around the three side walls of the upper channel plate 1, that is, the path thereof is equal to half of the circumference of the upper channel plate 1.

In the present embodiment, the lower flow path plate 3 has a protrusion 303 therein, a second communication groove 302 communicating with the communication port 103 is provided around the protrusion 303, and the lower flow path port 301 is provided at the bottom of the lower flow path plate 3 and communicates with the second communication groove 302. This allows the damping fluid to flow in the direction of the communication port 103, the second communication groove 302, and the lower flow port 301, or in the reverse direction, in this order.

Referring to fig. 1 to 4, in the present embodiment, a containing cavity is formed between the upper flow passage plate 1 and the lower flow passage plate 3, the decoupling film 2 is contained in the containing cavity, the upper flow passage plate 1 is provided with an upper damping hole 106 communicated with the containing cavity, and the lower flow passage plate 3 is provided with a lower damping hole 304 communicated with the containing cavity. Thus, under the vibration with small amplitude, the damping fluid can also flow among the upper damping hole 106, the accommodating cavity and the lower damping hole 304. In order to facilitate the damping fluid to flow on the flow path, the upper damping holes 106 and the lower damping holes 304 are arranged at intervals, and the upper damping holes 106 and the lower damping holes 304 are aligned.

It should be noted that the number, shape and corresponding positions of the upper damping holes 106 and the lower damping holes 304 are not limited herein, so that the damping fluid can flow among the upper damping holes 106, the accommodating cavity and the lower damping holes 304.

As a preferred embodiment of the present embodiment, in the present embodiment, a first groove 104 is provided on the bottom of the upper flow field plate 1, wherein the upper damping hole 106 is communicated with the first groove 104. The lower damping hole 304 is located on the protrusion 303, and the first groove 104 forms the accommodating cavity for accommodating the decoupling membrane 2 by the abutment of the protrusion 303 and the bottom of the upper flow passage plate 1.

As shown in fig. 4, the decoupling film 2 is disposed in a circular structure matching the accommodating cavity, and a plurality of ribs 201 are formed on the decoupling film 2, and the ribs 201 are long and arranged in an array, so that energy can be better absorbed and abnormal sound can be reduced. In addition, the edge of the decoupling film 2 is provided with an arc groove which is concave towards the inner part of the decoupling film, so that a larger damping fluid flow channel space is formed between the edge of the decoupling film 2 and the upper flow channel plate 1, and abnormal sound can be reduced.

With reference to fig. 1 to fig. 3, in the present embodiment, a second groove 105 is further disposed on the top of the upper flow field plate 1 corresponding to the first groove 104, the second groove 105 is disposed corresponding to the first groove 104 up and down, and the upper damping hole 106 is disposed in the second groove 105. In this manner, the first liquid chamber 100 may be formed with the rubber main spring 4 as described below, and also facilitates guiding the damping liquid to flow into the accommodation chamber.

Further, as a further modification, the bottom of the lower flow path plate 3 of the present embodiment is provided with a third groove 305, the third groove 305 is arranged corresponding to the boss 303 up and down, and the lower orifice 304 is located in the third groove 305. Thereby, the formation of the second liquid chamber 200 located below the flow path assembly with the cup 8 surrounding structure described below is facilitated.

The runner assembly of this embodiment can form the upper runner and the lower runner of double-deck arrangement between the upper runner plate 1 and the lower runner plate 3, and the first communicating groove 102 and the second communicating groove 302 that set up, compare in prior art, can reduce the subassembly quantity, reduce manufacturing cost, and can promote the packaging efficiency, and also can play better damping characteristic to the damping fluid that flows in upper runner and the lower runner, and have better result of use.

Example two

The present embodiment relates to a hydraulic mount, an exemplary structure of which is shown in fig. 5 to 8, and which comprises a body frame 6, a rubber main spring 4 and a cup 8 disposed in the body frame 6, and a bracket 5 connected to the rubber main spring 4, and further comprises a flow channel assembly of the first embodiment, and a first liquid chamber 100 is defined between the flow channel assembly and the rubber main spring 4, and a second liquid chamber 200 is defined between the flow channel assembly and the cup 8.

Wherein, the bottom of the body bracket 6 is provided with a fixing hole 601 for fixing the body bracket 6 on an external member, which can be a vehicle body longitudinal beam or other components needing to be fixed with a hydraulic mount. In addition, the body support 6 is also provided with a connecting support 7 connected with the side surface of the vehicle body, and the connecting support 7 is fixedly connected on the body support 6 through a bolt and nut assembly.

The structure of the main rubber spring 4 of this embodiment is shown in fig. 9 to 13, and includes a rubber body base 401, and a rubber body 402 connected to the rubber body base 401, and preferably, the rubber body 402 is vulcanized and fixed to the rubber body base 401. In addition, a press mounting hole which is arranged in a penetrating mode is formed in the rubber main body base 401, a convex edge 4011 which protrudes into the press mounting hole is formed in one end, close to the rubber main body 402, of the press mounting hole, so that the end portion of the rubber main body 402 can be fixedly coated on the convex edge 4011, and therefore the connection effect of the rubber main body 402 and the rubber main body base 401 can be improved.

The flow channel assembly is installed in the press-fitting hole from the lower part of the rubber main body base 401 and abuts against the convex edge 4011. And the cup 8 is fixed between the runner assembly, the rubber main body base 401 and the body support 6. Specifically, the leather cup 8 is fixed on the runner assembly through the buckle 9 arranged between the bottom of the rubber main body base 401 and the support body, and the leather cup 8 can be connected with the runner assembly in a sealing mode to prevent damping liquid from flowing out.

In addition, as a preferred embodiment of the present embodiment, in the present embodiment, the above-mentioned convex edge 4011 formed on the rubber main body base 401 has a rectangular longitudinal section as shown in fig. 12 and 13, and is formed in two oppositely arranged convex edges 4011 on the rubber main body base 401, and the convex edge 4011 has an arc-shaped portion whose outer contour is arched, so that it is not only beneficial to improve the connection strength between the rubber main body 402 and the rubber main body base 401, but also beneficial to improve the supporting effect on the rubber main body 402.

Meanwhile, the convex edge 4011 is matched with the lower end face of the bracket arm 5, so that the Z-direction limiting effect of the rubber main body 402 can be improved, wherein the Z-direction is the height direction of the rubber main body 402, namely the height direction of a vehicle in a mounting state. Through the structural arrangement, the damping performance can be improved while the Z-direction limit of the rubber main body 402 is ensured.

The two sides adjacent to the two convex edges 4011 may be provided with vertical end faces or protrusions with other shapes, so as to satisfy the requirement of forming the first liquid chamber 100 between the rubber body 402 and the upper flow channel plate 1. Of course, it will be understood that it is also possible to provide a ring of raised edges 4011 at the end of the press-fitting hole near the rubber body 402, and to provide arcuate portions on the pair of raised edges 4011 that are oppositely disposed.

In addition, in this embodiment, an inner core 4021 is further embedded in the other end of the rubber main body 402, opposite to the end connected to the rubber main body base 401, the supporting arm 5 is connected to the rubber main body 402, specifically, the supporting arm is installed in the inner core 4021 by press-fitting, and the extending end of the supporting arm 5 is provided with a connecting hole 501 connected to the power assembly.

The hydraulic suspension of this embodiment not only can be less by the above-mentioned runner assembly of application, reduce cost, improve the packaging efficiency, but also can promote damping performance when guaranteeing rubber subject 402Z to spacing.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims (10)

1. A flow channel assembly, comprising:

comprises an upper runner plate (1) and a lower runner plate (3);

a first connecting groove (102) arranged around the side wall of the upper runner plate (1) is formed in the upper runner plate (1), and an upper runner port (101) and a connecting port (103) communicated with the first connecting groove (102) are respectively formed in the upper end surface and the lower end surface of the upper runner plate (1);

a mounting cavity (30) is arranged on the lower flow channel plate (3), a second communication groove (302) arranged along the circumferential direction of the lower flow channel plate (3) is formed at the bottom of the mounting cavity (30), and a lower flow channel opening (301) communicated with the second communication groove (302) is arranged on the lower flow channel plate (3);

the upper runner plate (1) is embedded in the installation cavity (30), the communication port (103) is communicated with the second communication groove (302), the first communication groove (102) and the side wall of the lower runner plate (3) are enclosed to form an upper runner (10), and the second communication groove (302) and the bottom of the upper runner plate (1) are enclosed to form a lower runner (20).

2. The runner assembly of claim 1, wherein:

go up flow field plate (1) with it forms to have the holding chamber to enclose between flow field plate (3) down, the runner subassembly is still including locating decoupling zero membrane (2) of holding intracavity, just be equipped with on flow field plate (1) go up with last damping hole (106) of holding chamber intercommunication, be equipped with on flow field plate (3) down with lower damping hole (304) of holding chamber intercommunication.

3. The flow channel assembly of claim 2, wherein:

a first groove (104) is formed in the bottom of the upper runner plate (1), a protruding portion (303) is arranged in the lower runner plate (3), and the second communication groove (302) is arranged around the protruding portion (303);

the upper damping hole (106) is communicated with the first groove (104), the lower damping hole (304) is located on the bulge part (303), the bulge part (303) is abutted to the bottom of the upper runner plate (1), and the first groove (104) forms the accommodating cavity.

4. The runner assembly of claim 3, wherein:

the top of the upper runner plate (1) is provided with a second groove (105), the second groove (105) and the first groove (104) are arranged up and down correspondingly, and the upper damping hole (106) is located in the second groove (105).

5. The runner assembly of claim 4, wherein:

the bottom of the lower runner plate (3) is provided with a third groove (305), the third groove (305) and the bulge (303) are arranged in an up-and-down corresponding mode, and the lower damping hole (304) is located in the third groove (305).

6. The runner assembly of claim 5, wherein:

the upper damping hole (106) and/or the lower damping hole (304) are arranged in a plurality at intervals.

7. The flow channel assembly of any of claims 1 to 6, wherein:

the flow channel assembly is rectangular.

8. The utility model provides a hydraulic suspension, includes body support (6), locates rubber main spring (4) and leather cup (8) in body support (6) to and connect in trailing arm (5) on rubber main spring (4), its characterized in that:

the flow channel assembly of any one of claims 1 to 7, wherein a first liquid chamber (100) is defined between the flow channel assembly and the rubber main spring (4), and a second liquid chamber (200) is defined between the flow channel assembly and the cup (8).

9. The hydraulic mount of claim 8 wherein:

the rubber main spring (4) comprises a rubber main body base (401) and a rubber main body (402) connected with the rubber main body base (401), press-fitting holes which are arranged in a penetrating mode are formed in the rubber main body base (401), and convex edges (4011) protruding into the press-fitting holes are arranged at one ends, close to the rubber main body (402), of the press-fitting holes;

the supporting arm (5) is connected to the rubber main body (402), the runner assembly is installed in the press-fitting hole and abutted to the convex edge (4011), and the leather cup (8) is fixed among the runner assembly, the rubber main body base (401) and the body support (6).

10. The hydraulic mount of claim 9 wherein:

protruding edge (4011) in have the outer profile and be the arc part of hunch-out form, rubber subject (402) are embedded to be equipped with inner core (4021), trailing arm (5) pressure equipment is in inner core (4021), just leather cup (8) are fixed through buckle (9) the runner subassembly rubber subject base (401) with between body support (6).

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