CN217842498U - Hydraulic suspension's runner subassembly, hydraulic suspension and vehicle - Google Patents

Abstract

The utility model discloses a hydraulic suspension's runner subassembly, hydraulic suspension and vehicle, the runner subassembly includes: runner body and runner apron. The flow channel cover plate is arranged on the flow channel body in a covering mode, an inertia channel is defined between the flow channel cover plate and the flow channel body, the inertia channel extends in a spiral line mode, the two ends of the inertia channel in the extending direction are a first end and a second end respectively, and one of the first end and the second end is located in the spiral center of the inertia channel; the runner cover plate is provided with a first inlet and a first outlet communicated with the first end, and the runner body is provided with a second inlet and a second outlet communicated with the second end. According to the utility model discloses runner subassembly through set up the inertial channel that is the helix and extends in the runner subassembly, can make inertial channel's length elongated, can hold more damping liquid in making inertial channel to can make inertial channel's damping performance better, make hydraulic suspension's damping performance better.

Description

Hydraulic suspension's runner subassembly, hydraulic suspension and vehicle

Technical Field

The utility model belongs to the technical field of the vehicle technique and specifically relates to a runner subassembly, hydraulic pressure suspension and vehicle of hydraulic pressure suspension are related to.

Background

The damping performance of the hydraulic suspension is mainly related to the mass of the damping fluid in the inertia channel, and the larger the mass of the damping fluid in the inertia channel is, the better the damping performance of the suspension is. An inertia channel in a flow channel assembly of the existing hydraulic suspension surrounds a flow channel body for a circle, the length of the inertia channel is the perimeter of the flow channel body, the length of the inertia channel is short and is limited by the size of the inertia channel, the mass of damping liquid moving back and forth in the inertia channel is small, the damping performance of the hydraulic suspension is general, and the damping performance of the hydraulic suspension is poor, so that improvement is needed.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, an object of the utility model is to provide a hydraulic suspension's runner subassembly, through set up the inertial channel that is the helix and extends in the runner subassembly, can make inertial channel's length grow, can hold more damping liquid in the inertial channel to can make hydraulic suspension's damping performance better.

The utility model also provides a hydraulic pressure suspension of having above-mentioned runner assembly.

The utility model also provides a vehicle of having above-mentioned hydraulic pressure suspension.

According to the utility model discloses hydraulic mount's runner subassembly of first aspect embodiment, include: a flow channel body; the flow channel cover plate is arranged on the flow channel body in a covering manner, an inertia channel is defined between the flow channel cover plate and the flow channel body, the inertia channel extends in a spiral line shape, two ends of the inertia channel in the extending direction are a first end and a second end respectively, and one of the first end and the second end is positioned in the spiral center of the inertia channel; the runner cover plate is provided with a first inlet and a second inlet which are communicated with the first end, and the runner body is provided with a second inlet and a second outlet which are communicated with the second end.

According to the utility model discloses runner subassembly through set up the inertial channel that is the helix and extends in the runner subassembly, can make inertial channel's length elongated, can hold more damping liquid in making inertial channel, and damping liquid produces great inertial force at inertial channel internal motion to make inertial channel's damping performance better, make the damping performance of the hydraulic pressure suspension that has this runner subassembly better.

According to some embodiments of the invention, the spiral center of the inertial channel is adjacent to or located in the middle of the runner body.

According to some optional embodiments of the present invention, the first end is located at a center of a spiral of the inertia track, the first inlet and outlet is opposite to the first end, and the first inlet and outlet is adjacent to or located at a middle portion of the flow channel cover plate.

In some optional embodiments of the present invention, the second inlet/outlet is opposite to the second end, and the second inlet/outlet is adjacent to the outer peripheral edge of the flow channel body.

According to some embodiments of the invention, the center line of the inertia track is a planar helix extension.

According to some embodiments of the utility model, the runner body with the runner apron all is the rectangle, the inertia passageway is the rectangle helix and extends.

According to some embodiments of the present invention, the runner assembly includes: the decoupling film is clamped between the runner body and the runner cover plate and is arranged at a distance from the inertia channel, the length of the runner body and the runner cover plate in a first direction is greater than that of the runner cover plate in a second direction, the first direction is perpendicular to the second direction, the first direction and the second direction are perpendicular to the thickness direction of the decoupling film, the center lines of the runner body and the runner cover plate in the first direction are long center lines, the long center lines extend along the second direction, and the decoupling film is located on one side of the long center lines in the first direction.

According to some optional embodiments of the utility model, the inertia passageway includes main part section and extension section, the main part section is the helix and extends, the spiral center of main part section constitutes the spiral center of inertia passageway, the one end of extension section connect in the main part section, the other end of extension section constitutes first end or the second end, the main part section with the decoupling zero membrane is located the edge of long central line the relative both sides of first direction, the at least part of extension section is located the periphery side of decoupling zero membrane just follows the circumference of decoupling zero membrane extends.

According to the utility model discloses hydraulic pressure suspension of second aspect embodiment, include: a suspension frame; the main spring is arranged on the suspension frame and is suitable for being connected with an engine bracket; the bottom film is arranged on the suspension frame and is positioned below the main spring; according to the utility model discloses the runner subassembly of above-mentioned first aspect embodiment, the runner subassembly is located the suspension just is located the main spring with between the basement membrane, the runner subassembly with inject the sap cavity between the main spring, the runner subassembly with inject down the sap cavity between the basement membrane, first import and export with one orientation in the second import and export go up sap cavity and another orientation lower sap cavity, lower sap cavity with it passes through to go up the sap cavity inertia passageway intercommunication.

According to the utility model discloses hydraulic suspension through setting up foretell runner assembly, because the inertia passageway that is the helix and extends is set up in the runner assembly, can make the length of inertia passageway elongated, can hold more damping liquid in making the inertia passageway, the damping liquid motion produces great inertial force in the inertia passageway to make the damping performance of inertia passageway better, make the damping performance of the hydraulic suspension that has this runner assembly better.

According to the utility model discloses vehicle of third aspect embodiment includes: according to the utility model discloses hydraulic suspension of above-mentioned second aspect embodiment.

According to the utility model discloses the vehicle, through setting up foretell hydraulic suspension, because set up the inertia passageway that is the helix and extends in hydraulic suspension's the runner subassembly, can make the length of inertia passageway elongated, can hold more damping liquid in making the inertia passageway, damping liquid moves in the inertia passageway and produces great inertial force to the damping performance that makes the inertia passageway is better, makes the damping performance of the hydraulic suspension who has this runner subassembly better.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a semi-sectional view of a hydraulic mount according to some embodiments of the present invention;

FIG. 2 is a top view of the flow channel assembly of FIG. 1;

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

fig. 4 is a schematic structural view of a flow passage cover plate according to some embodiments of the present invention;

fig. 5 is a schematic structural view of a runner body according to some embodiments of the present invention.

Reference numerals:

100. hydraulic suspension;

10. a flow channel assembly; 1. a flow channel body; 11. an inertial channel; 111. a first end; 112. a second end; 113. a main body section; 114. an extension section; 12. a second inlet/outlet; 13. a second buffer port; 14. a second groove; 2. a runner cover plate; 21. a first inlet/outlet; 22. a first buffer port; 23. a first groove; 3. a decoupling film;

20. a suspension frame; 4. a main spring; 5. a base film; 71. a stent body; 72. a supporting arm; 73. an inner skeleton; 74. a lower framework;

30. a feeding cavity;

40. a lower fluid chamber.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

The flow channel assembly 10 of the hydraulic mount 100 according to an embodiment of the present invention is described below with reference to the drawings.

Referring to fig. 2-5, a flow channel assembly 10 of a hydraulic mount 100 according to an embodiment of the present invention includes: a runner body 1 and a runner cover plate 2. The runner cover plate 2 covers the runner body 1, an inertia channel 11 is defined between the runner cover plate 2 and the runner body 1, and the runner cover plate 2 is located on the upper side of the runner body 1. The inertia channel 11 extends in a spiral line, so that the length of the inertia channel 11 is longer, more damping liquid can be contained in the inertia channel 11, more damping liquid flows in the inertia channel 11, and larger inertia force can be generated, so that the damping performance of the inertia channel 11 is better. One end of the extending direction of the inertia track 11 is a first end 111, the other end of the extending direction of the inertia track 11 is a second end 112, one of the first end 111 and the second end 112 is located at the spiral center of the inertia track 11, for example, the first end 111 is located at the spiral center of the inertia track 11; alternatively, second end 112 is located at the center of the spiral of inertial channel 11.

The flow passage cover plate 2 is formed with a first port 21, the first port 21 is opposite to the first end 111 in the vertical direction, the first port 21 can be communicated with the first end 111, the flow passage body 1 is formed with a second port 12, the second end 112 is opposite to the second port 12 in the vertical direction, and the second port 12 is communicated with the second end 112. For example, the hydraulic mount 100 may include: the engine support comprises a suspension frame 20, a main spring 4, a bottom membrane 5 and a flow channel assembly 10, wherein the main spring 4, the bottom membrane 5 and the flow channel assembly 10 are all arranged on the suspension frame 20, the main spring 4 is suitable for being connected with an engine support, the bottom membrane 5 is located below the main spring 4, and the flow channel assembly 10 is located between the main spring 4 and the bottom membrane 5. The runner assembly 10 and the main spring 4 may define an upper fluid chamber 30 therebetween, the runner assembly 10 and the bottom film 5 may define a lower fluid chamber 40 therebetween, the first port 21 faces the upper fluid chamber 30, the second port 12 faces the lower fluid chamber 40, and the lower fluid chamber 40 and the upper fluid chamber 30 are communicated through the inertia track 11.

When the engine vibrates, the bracket arm 72 presses the main spring 4 to deform downwards along with the downward movement of the power assembly, so that the upper liquid cavity 30 is compressed, the volume of the upper liquid cavity 30 is reduced, damping liquid in the upper liquid cavity 30 can flow into the inertia channel 11 through the first inlet and outlet 21, and damping liquid in the inertia channel 11 flows to the lower liquid cavity 40 through the second inlet and outlet 12; when the supporting arm 72 moves upward along with the powertrain, the volume of the upper fluid chamber 30 increases, negative pressure is formed in the upper fluid chamber 30, the damping fluid in the lower fluid chamber 40 can flow into the inertia track 11 through the second inlet/outlet 12 under the action of atmospheric pressure, and the damping fluid in the inertia track 11 can flow into the upper fluid chamber 30 through the first inlet/outlet 21. The damping fluid flows back and forth in the inertia channel 11 to form inertia force, and the hydraulic suspension 100 has damping performance and can play a role in damping the vibration of the engine.

For example, referring to fig. 3, according to some embodiments of the present invention, the first groove 23 extending in a spiral line may be formed on the flow channel cover plate 2, the second groove 14 extending in a spiral line is formed on the flow channel body 1, the depth of the second groove 14 is greater than that of the first groove 23, the second groove 14 corresponds to the first groove 23, the shape of the second groove 14 is consistent with that of the first groove 23, when the flow channel cover plate 2 is covered on the flow channel body 1, the first groove 23 covers the upper side of the second groove 14, and the inertia channel 11 is formed by the first groove 23 and the second groove 14.

According to the utility model discloses runner assembly 10 through set up the inertia passageway 11 that is the helix and extends in runner assembly 10, can make the length of inertia passageway 11 elongated, can hold more damping liquid in making inertia passageway 11, and damping liquid produces great inertial force at the internal motion of inertia passageway 11 to make the damping performance of inertia passageway 11 better, make the damping performance of the hydraulic pressure suspension 100 that has this runner assembly 10 better.

According to some embodiments of the present invention, referring to fig. 5, the spiral center of the inertia channel 11 is adjacent to or located in the middle of the runner body 1, so that the inertia channel 11 is spirally arranged on the runner body 1, and the inertia channel 11 can make full use of the space of the runner assembly 10, so that the structure of the inertia channel 11 is more compact, and the inertia channel 11 is longer.

According to some optional embodiments of the present invention, referring to fig. 2-5, the first end 111 is located at the center of the spiral of the inertia track 11, the first inlet/outlet 21 is opposite to the first end 111, the first inlet/outlet 21 is opposite to the center of the spiral of the inertia track 11, the first inlet/outlet 21 can be located at the upper side of the center of the spiral of the inertia track 11, the first inlet/outlet 21 is adjacent to or located in the middle of the flow channel cover plate 2, so that the first inlet/outlet 21 is matched with the first end 111 of the inertia track 11.

In some optional embodiments of the utility model, referring to fig. 3 and 5, the second is imported and exported 12 and is held 112 relatively with the second, and the second is imported and exported 12 and is close to the periphery edge of runner body 1, and second end 112 is also close to the periphery edge of runner body 1 for inertia channel 11 is the periphery edge that the spiral extends to runner body 1 on runner body 1, can make inertia channel 11 make full use of runner body 1's space, makes inertia channel 11 longer, makes inertia channel 11's damping performance better.

According to some embodiments of the utility model, referring to fig. 5, the central line S of inertia passageway 11 is the plane helix and extends, compares with three-dimensional helix, and the structure of plane helix is simple relatively, is inertia passageway 11 that the plane helix extends and easily manufactures relatively.

According to the utility model discloses a some embodiments, refer to fig. 2, fig. 4 and fig. 5, runner body 1 and runner apron 2 all are the rectangle, and inertia passageway 11 is the rectangle helix and extends, and inertia passageway 11 ' S central line S is the plane helix and extends, can make 11 make full use of runner assembly 10 ' S of inertia passageway space for inertia passageway 11 is longer, and the volume of the damping liquid of inertia passageway 11 of flowing through like this is more, and inertia passageway 11 ' S damping performance is better.

According to some embodiments of the utility model, referring to fig. 3 and 5, runner assembly 10 still includes decoupling zero membrane 3, and decoupling zero membrane 3 presss from both sides and establishes between runner body 1 and runner apron 2, and runner apron 2 forms first buffering mouth 22 with the relative part of decoupling zero membrane 3, and runner body 1 is formed with second buffering mouth 13 with the relative part of decoupling zero membrane 3. For example, the decoupling film 3 may be disposed on the flow channel body 1, and the flow channel cover plate 2 is located on the upper side of the decoupling film 3. The decoupling film 3 and the inertia channel 11 are arranged at intervals, so that the decoupling film 3 and the inertia channel 11 are not influenced with each other, and the decoupling film 3 and the inertia channel 11 can enable the flow channel assembly 10 to have the effect of vibration reduction. For example, when the hydraulic mount 100 is excited by high frequency and small amplitude, the volume changes of the upper liquid chamber 30 and the lower liquid chamber 40 in the hydraulic mount 100 caused by the small amplitude load can be absorbed through the deformation of the decoupling film 3 in the flow channel assembly 10, so that the vibration damping effect can be achieved.

Alternatively, referring to fig. 2 to 5, a plurality of first buffer ports 22 (for example, eight) are formed in a portion of the flow path cover plate 2 opposite to the decoupling film 3, and the first buffer ports 22 penetrate through the flow path cover plate 2 in the thickness direction of the decoupling film 3; a plurality of second buffer ports 13 (for example, eight) are formed in a portion of the flow channel body 1 facing the decoupling film 3, and the second buffer ports 13 penetrate through the flow channel cover plate 2 in the thickness direction of the decoupling film 3. For example, when the engine vibrates in a small amplitude, the supporting arm 72 presses the main spring 4 along with the downward movement of the powertrain, so that the main spring 4 deforms downward, the upper fluid chamber 30 is compressed, the volume of the upper fluid chamber 30 becomes small, the damping fluid in the upper fluid chamber 30 can flow to the upper surface of the decoupling membrane 3 through the first buffer port 22 and press the decoupling membrane 3, and the decoupling membrane 3 elastically deforms downward; when the supporting arm 72 moves upwards along with the power assembly, the volume of the upper liquid cavity 30 is increased, negative pressure is formed in the upper liquid cavity 30, and the damping liquid in the lower liquid cavity 40 can flow to the lower surface of the decoupling film 3 through the second buffer port 13 under the action of atmospheric pressure and extrude the decoupling film 3, so that the decoupling film 3 elastically deforms upwards. By means of the deformation of the decoupling film 3, the volume change of the upper liquid cavity 30 and the lower liquid cavity 40 in the hydraulic suspension 100 caused by small-amplitude load can be absorbed, and therefore the effect of reducing vibration of an engine can be achieved.

In the present invention, the term "plurality" means two or more.

Alternatively, referring to fig. 2 to 5, the length of the flow channel body 1 in a first direction (for example, refer to the e1 direction in the drawings) is greater than the length in a second direction (for example, refer to the e2 direction in the drawings), the length of the flow channel cover plate 2 in the first direction is greater than the length in the second direction, the first direction is perpendicular to the second direction, and both the first direction and the second direction are perpendicular to the thickness direction (for example, refer to the up-down direction in the drawings) of the decoupling film 3. The central lines of the flow channel body 1 and the flow channel cover plate 2 in the first direction are long central lines M (refer to fig. 5), the long central lines M extend along the second direction, the decoupling films 3 are located on one sides of the long central lines M along the first direction, the offsetting can be performed for the inertia channels 11, the spiral centers of the inertia channels 11 can be located on the other sides of the long central lines M along the first direction, the inertia channels 11 extending in a spiral line are longer, the damping performance of the inertia channels 11 is better, under the condition that the inertia channels 11 are longer, the whole volume of the flow channel assembly 10 is still smaller, and meanwhile, the compact structure of the flow channel assembly 10 is also realized.

According to some optional embodiments of the present invention, referring to fig. 5, the inertia track 11 includes a main body section 113 and an extension section 114, the main body section 113 extends in a spiral line, a spiral center of the main body section 113 forms a spiral center of the inertia track 11, one end of the extension section 114 is connected to the main body section 113, and the other end of the extension section 114 forms a first end 111 or a second end 112, for example, the other end of the extension section 114 may form the second end 112, and the second end 112 may be located at an outer peripheral side of the decoupling membrane 3; one end of the body end may constitute the first end 111, and the first end 111 may be located at the center of the spiral of the body section 113. The main body segment 113 and the decoupling film 3 are located on opposite sides of the long center line M in the first direction, at least part of the extension segment 114 is located on the outer peripheral side of the decoupling film 3, and at least part of the extension segment 114 may extend in the circumferential direction of the decoupling film 3. Through the arrangement positions of the main body section 113, the extension section 114 and the decoupling film 3 in the runner assembly 10, the structure in the runner assembly 10 can be compact, the space of the runner assembly 10 can be greatly utilized, the main body section 113 extends in a spiral line manner, the length of the inertia channel 11 can be longer, and the damping performance of the inertia channel 11 is better.

For example, referring to fig. 5, according to some embodiments of the present invention, the first end 111 of the inertia track 11 is located at the center of the spiral of the main body section 113, and the first end 111 is in communication with the first port 21; one end of the extension section 114 is connected to the main section 113, one end of the extension section 114 far away from the main section 113 forms a second end 112 of the inertia track 11, and the second end 112 is correspondingly communicated with the second port 12. The main body segment 113 is located on one side of the long center line M along the first direction, the extension segment 114 and the decoupling film 3 are located on the other side of the long center line M along the first direction, the extension segment 114 may extend in an L shape along the circumferential direction of the decoupling film 3, a part of the extension segment 114 is located on one side of the decoupling film 3 along the second direction, and another part of the extension segment 114 is located on one side of the decoupling film 3 away from the main body segment 113.

Referring to fig. 1, a hydraulic mount 100 according to an embodiment of the second aspect of the present invention includes: suspension 20, main spring 4, bottom membrane 5 and flow channel assembly 10 according to the above described first aspect of the invention.

Referring to fig. 1, a main spring 4 is provided to a suspension 20, the main spring 4 is adapted to be coupled to an engine bracket, a base film 5 is provided to the suspension 20, the base film 5 is positioned under the main spring 4, a runner assembly 10 is provided to the suspension 20, and the runner assembly 10 is positioned between the main spring 4 and the base film 5. For example, the main spring 4 and the bottom film 5 have elasticity, and the material of the main spring 4 may be rubber, and the material of the bottom film 5 may also be rubber. The suspension 20 may include: the support comprises a support body 71, a support arm 72, an inner framework 73 and a lower framework 74, wherein the main spring 4, the inner framework 73 and the lower framework 74 are vulcanized into a whole, and the bottom membrane 5, the runner assembly 10, the lower framework 74 and the support body 71 can be assembled in an interference fit manner. One end of the supporting arm 72 can be pressed into the main spring 4 through interference fit, the other end of the supporting arm can be connected with an engine bracket, and the main spring 4 can be connected with the engine bracket through the supporting arm 72.

Referring to fig. 1, an upper fluid chamber 30 may be defined between the runner assembly 10 and the main spring 4, a lower fluid chamber 40 may be defined between the runner assembly 10 and the bottom film 5, the upper fluid chamber 30 may be located at an upper side of the runner assembly 10, the lower fluid chamber 40 may be located at a lower side of the runner assembly 10, one of the first and second ports 21 and 12 faces the upper fluid chamber 30 and the other faces the lower fluid chamber 40, the lower fluid chamber 40 and the upper fluid chamber 30 are communicated through the inertia passage 11, damping fluid in the upper fluid chamber 30 may flow into the lower fluid chamber 40 through the inertia passage 11, damping fluid in the lower fluid chamber 40 may also flow into the upper fluid chamber 30 through the inertia passage 11, and the first and second ports 21 and 12 are configured to provide communication ports between the inertia passage 11 and the upper and lower fluid chambers 30 and 40, so that the damping fluid flows more smoothly between the upper fluid chamber 30, the inertia passage 11, and the lower fluid chamber 40. For example, the first inlet/outlet 21 of the flow path cover plate 2 faces the upper liquid chamber 30, and the inertia track 11 is communicated with the upper liquid chamber 30 through the first inlet/outlet 21; the second inlet and outlet 12 of the runner body 1 faces the lower liquid cavity 40, and the inertia channel 11 is communicated with the lower liquid cavity 40 through the second inlet and outlet 12.

When the engine vibrates in large amplitude, the supporting arm 72 moves downwards along with the power assembly to press the main spring 4, so that the main spring 4 deforms downwards to cause the upper liquid cavity 30 to be compressed, the volume of the upper liquid cavity 30 is reduced, damping liquid in the upper liquid cavity 30 can flow to the lower liquid cavity 40 through the inertia channel 11, and the bottom membrane 5 can elastically deform downwards; when the bracket arm 72 moves upward along with the power assembly, the volume of the upper fluid chamber 30 increases, negative pressure is formed in the upper fluid chamber 30, and the damping fluid in the lower fluid chamber 40 can flow to the upper fluid chamber 30 through the inertia track 11 under the action of atmospheric pressure. The damping fluid flows back and forth in the inertia channel 11 to form inertia force, and the hydraulic suspension 100 has damping performance and can play a role in damping the vibration of the engine. The inertia channel 11 extends in a spiral line, so that the length of the inertia channel 11 is longer, the mass of the damping liquid in the inertia channel 11 is larger, and the damping performance of the hydraulic suspension 100 are better.

When the flow channel assembly 10 comprises the decoupling film 3, the first buffer port 22 on the flow channel cover plate 2 faces the upper liquid chamber 30, and the second buffer port 13 on the flow channel body 1 faces the lower liquid chamber 40. When the engine vibrates in a small amplitude, the supporting arm 72 moves downwards along with the power assembly to press the main spring 4, so that the main spring 4 deforms downwards to cause the upper liquid cavity 30 to be compressed, the volume of the upper liquid cavity 30 is reduced, and the damping liquid in the upper liquid cavity 30 can flow to the upper surface of the decoupling film 3 through the first buffer port 22 and extrude the decoupling film 3 to enable the decoupling film 3 to elastically deform downwards; when the supporting arm 72 moves upwards along with the power assembly, the volume of the upper liquid cavity 30 is increased, negative pressure is formed in the upper liquid cavity 30, and the damping liquid in the lower liquid cavity 40 can flow to the lower surface of the decoupling film 3 through the second buffer port 13 under the action of atmospheric pressure and extrude the decoupling film 3, so that the decoupling film 3 elastically deforms upwards. The deformation of the decoupling film 3 can absorb the change of the volumes of the upper liquid chamber 30 and the lower liquid chamber 40 in the hydraulic mount 100 caused by small-amplitude load, and can also play a role in damping the vibration of the engine.

According to the utility model discloses hydraulic suspension 100, through setting up foretell runner assembly 10, because set up in runner assembly 10 and be the inertia passageway 11 that the helix extends, can make the length of inertia passageway 11 lengthen, can hold more damping liquid in making inertia passageway 11, damping liquid moves in inertia passageway 11 and produces great inertial force to make the damping performance of inertia passageway 11 better, make the damping performance of hydraulic suspension 100 that has this runner assembly 10 better.

According to the utility model discloses vehicle of third aspect embodiment includes: the hydraulic mount 100 according to the second aspect of the present invention is described above.

According to the utility model discloses vehicle, through setting up foretell hydraulic suspension 100, because set up the inertial channel 11 that is the helix and extends in hydraulic suspension 100's the runner subassembly 10, can make inertial channel 11's length grow, can hold more damping liquid in making inertial channel 11, damping liquid produces great inertial force at inertial channel 11 internal motion to make inertial channel 11's damping performance better, make the damping performance of the hydraulic suspension 100 who has this runner subassembly 10 better.

In the description of the present specification, reference to the description of "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A hydraulically suspended runner assembly, comprising:

a flow channel body;

the flow channel cover plate is arranged on the flow channel body in a covering mode, an inertia channel is defined between the flow channel cover plate and the flow channel body, the inertia channel extends in a spiral line mode, the two ends of the inertia channel in the extending direction are a first end and a second end respectively, and one of the first end and the second end is located in the spiral center of the inertia channel;

the runner cover plate is provided with a first inlet and a first outlet communicated with the first end, and the runner body is provided with a second inlet and a second outlet communicated with the second end.

2. The runner assembly of claim 1, wherein the helical center of the inertia track is adjacent to or in a middle portion of the runner body.

3. The flow channel assembly of claim 2, wherein the first end is located at a spiral center of the inertial channel, the first access opening is opposite the first end, and the first access opening is adjacent to or located at a middle portion of the flow channel cover plate.

4. The runner assembly of claim 3, wherein the second port is opposite the second end, the second port being adjacent a peripheral edge of the runner body.

5. A flow channel assembly as claimed in claim 1, wherein the centreline of the inertia track extends in a planar spiral.

6. The flow channel assembly of claim 1, wherein the flow channel body and the flow channel cover plate are each rectangular, and the inertia track extends in a rectangular spiral.

7. The flow channel assembly according to any one of claims 1 to 6, comprising: the decoupling film is clamped between the runner body and the runner cover plate and is arranged at a distance from the inertia channel, the length of the runner body and the runner cover plate in a first direction is greater than that of the runner cover plate in a second direction, the first direction is perpendicular to the second direction, the first direction and the second direction are perpendicular to the thickness direction of the decoupling film, the center lines of the runner body and the runner cover plate in the first direction are long center lines, the long center lines extend along the second direction, and the decoupling film is located on one side of the long center lines in the first direction.

8. The flowpath assembly of claim 7 wherein the inertia track includes a main body segment and an extension segment, the main body segment extending in a spiral line, the spiral center of the main body segment constituting the spiral center of the inertia track, one end of the extension segment being connected to the main body segment, the other end of the extension segment constituting the first end or the second end, the main body segment and the decoupling membrane being located on opposite sides of the long centerline along the first direction, at least a portion of the extension segment being located on an outer circumferential side of the decoupling membrane and extending in a circumferential direction of the decoupling membrane.

9. A hydraulic mount, comprising:

a suspension frame;

the main spring is arranged on the suspension frame and is suitable for being connected with an engine bracket;

the bottom film is arranged on the suspension frame and is positioned below the main spring;

the flow channel assembly according to any one of claims 1 to 8, wherein the flow channel assembly is disposed on the suspension and located between the main spring and the bottom membrane, an upper fluid chamber is defined between the flow channel assembly and the main spring, a lower fluid chamber is defined between the flow channel assembly and the bottom membrane, one of the first inlet/outlet and the second inlet/outlet faces the upper fluid chamber, and the other one faces the lower fluid chamber, and the lower fluid chamber and the upper fluid chamber are communicated through the inertial channel.

10. A vehicle, characterized by comprising: the hydraulic mount of claim 9.

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