CN116811503A - Liquid resistance limiting block, suspension and vehicle - Google Patents
Liquid resistance limiting block, suspension and vehicle Download PDFInfo
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- CN116811503A CN116811503A CN202310791112.2A CN202310791112A CN116811503A CN 116811503 A CN116811503 A CN 116811503A CN 202310791112 A CN202310791112 A CN 202310791112A CN 116811503 A CN116811503 A CN 116811503A
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- limiting block
- block body
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G13/00—Resilient suspensions characterised by arrangement, location or type of vibration dampers
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Abstract
The invention relates to a liquid resistance limiting block, a suspension and a vehicle, which comprises the following components: the limiting block comprises a limiting block body, wherein the limiting block body is provided with a mounting channel, the limiting block body is provided with an injection port and a liquid filling chamber, the injection port is communicated with the liquid filling chamber, and the limiting block body is made of elastic materials; and the sealing cover is arranged on the injection opening, so that the liquid filling chamber is blocked from the outside. According to the invention, the liquid injection amount of the liquid in the limiting block body can be regulated, the liquid flows into the bottom of the liquid filling chamber, and the limiting block body is made of an elastic material, so that the liquid can pull the limiting block body to deform under the action of the weight of the liquid, the deformation degree and the liquid injection amount are in a direct proportion relation, the static rigidity and the length of the limiting block body can be regulated, and the requirement of different vehicle types on the limiting block body can be met by changing the liquid injection amount in the liquid filling chamber, so that the aim of universalization is fulfilled.
Description
Technical Field
The invention relates to the field of automobile accessories, in particular to a liquid resistance limiting block, a suspension and a vehicle.
Background
The suspension limiting block determines the upward jump travel of the suspension, avoids the interference of the tire and the wheel cover, and protects other elastic elements from damage (the spring does not loop and the shock absorber does not bottom out). Has certain influence on driving comfort and steering stability. Different vehicle types have different requirements on rigidity and design clearance of the suspension limiting block.
In the related art, the static rigidity and the length of a limiting block in a suspension are not adjustable, and the limiting block cannot be universal when facing different vehicle types.
Disclosure of Invention
The embodiment of the invention provides a liquid resistance limiting block, a suspension and a vehicle, and aims to solve the problem that the limiting block in the suspension in the related art cannot be universal when facing different vehicle types because the static rigidity and the length of the limiting block are not adjustable.
In a first aspect, a liquid resistance limiting block is provided, comprising:
the limiting block comprises a limiting block body, wherein the limiting block body is provided with a mounting channel, the limiting block body is provided with an injection port and a liquid filling chamber, the injection port is communicated with the liquid filling chamber, and the limiting block body is made of elastic materials;
and the sealing cover is arranged on the injection opening, so that the liquid filling chamber is blocked from the outside.
In some embodiments, the liquid-filled chamber comprises:
The first cavity and the second cavity are distributed at intervals along the length direction of the limiting block body;
the second flow passage is communicated with the first cavity and the second cavity, and the inner diameter of the second flow passage is smaller than that of the second cavity.
In some embodiments, the inner diameter of the second flow passage is gradually smaller along the interval direction of the first cavity and the second cavity.
In some embodiments, the stopper body is provided with a plurality of liquid filling chambers along its length direction, and any two adjacent liquid filling chambers are all communicated through a third flow channel.
In some embodiments, in any two adjacent liquid-filled chambers, the intersection of the extension line of the second flow channel and the extension line of the third flow channel is arranged at an obtuse angle.
In some embodiments, the third flow passage has an inner diameter that gradually decreases along a direction of separation of the first and second chambers.
In some embodiments, the first cavity has a racetrack-shaped cross-section and the second cavity has a circular cross-section.
In some embodiments, the stopper body is provided with a concave portion and a convex portion in sequence along the length direction of the stopper body;
The first cavity is arranged in the concave part, and the second cavity is arranged in the convex part.
In some embodiments, an end of the stopper body is provided with a first annular extension and a second annular extension, the second annular extension being located within the first annular extension;
the injection port is formed between the first annular extension and the second annular extension;
a first runner is formed in the inner bottom wall of the injection port and is communicated with the liquid filling chamber;
the sealing cover covers the injection opening and is fixedly clamped at one end of the limiting block body.
In some embodiments, a first annular limiting groove is formed on the inner side of the first annular extension part;
the side wall of the sealing cover is provided with a first annular limiting part, and the sealing cover is clamped into the first annular limiting groove through the first annular limiting part so as to be clamped and fixed on the inner side of the first annular extending part.
In some embodiments, the second annular extension is provided with a second annular stop;
the sealing cover is provided with a second annular limiting groove;
the sealing cover is clamped into the second annular limiting part through the second annular limiting groove so as to be clamped and fixed on the second annular extending part.
In some embodiments, a first flange is disposed at one end of the stopper body.
In a second aspect, there is provided a suspension comprising:
the limiting block comprises a limiting block body, wherein the limiting block body is provided with a mounting channel, the limiting block body is provided with an injection port and a liquid filling chamber, the injection port is communicated with the liquid filling chamber, and the limiting block body is made of elastic materials;
the sealing cover is arranged on the injection port and seals the liquid filling chamber from the outside;
one end of the limiting block body is provided with a first outward flanging;
the device also comprises a bearing and a shock absorber;
one end of the bearing is provided with an inward flanging, and the inner side of the bearing is provided with a supporting piece;
one end of the limiting block body is limited and fixed between the supporting piece and the inner flanging through the first outer flanging;
the limiting block body is arranged on the outer wall of the piston rod of the shock absorber through the bearing and the supporting piece.
In some embodiments, the inner flange is provided with a second outer flange, and the second outer flange is attached to the side wall of the limiting block body;
the cross section of the second flanging is in a round table shape, one end of the second flanging, which is wide, is fixed with the inner flanging, and one end of the second flanging, which is narrow, is provided with a third flanging.
In a third aspect, there is provided a vehicle comprising a suspension as in some embodiments described above.
The technical scheme provided by the invention has the beneficial effects that: can be through the injecting liquid volume of adjusting liquid in the stopper body, the bottom of liquid inflow liquid filling chamber because the stopper body is elastic material, under the effect of the weight of liquid, liquid can stimulate the stopper body and take place deformation, and its deformation degree and injecting liquid volume are proportional relation, realize that the quiet rigidity and the length of stopper body can all be adjusted, through the injecting liquid volume that changes the liquid filling chamber, adapt to the demand of different motorcycle types to the stopper body, reach the purpose of universalization.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of an internal structure of a hydraulic resistance limiting block according to an embodiment of the present invention;
Fig. 2 is an exploded perspective view of a suspension according to an embodiment of the present invention.
In the figure: 1. a limiting block body; 11. a mounting channel; 12. an injection port; 121. a first flow passage; 13. a liquid-filled chamber; 131. a first cavity; 132. a second cavity; 133. a second flow passage; 14. a third flow passage; 15. a recessed portion; 16. a boss; 17. a first annular extension; 18. a second annular extension; 181. a second annular limiting part; 19. a first outward flange; 2. a cover; 21. a first annular limiting part; 3. a bearing; 31. an inner flanging; 32. a second outward flange; 33. a third flanging; 4. a damper; 5. and a support.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The embodiment of the invention provides a liquid resistance limiting block, a suspension and a vehicle, and aims to solve the problem that the limiting block in the suspension in the related art cannot be universal when facing different vehicle types because the static rigidity and the length of the limiting block are not adjustable.
As shown in fig. 1, an embodiment of the present invention provides a hydraulic resistance limiting block, which may include: the limiting block comprises a limiting block body 1, wherein the limiting block body 1 is provided with a mounting channel 11, the limiting block body 1 is provided with an injection port 12 and a liquid filling chamber 13, the injection port 12 is communicated with the liquid filling chamber 13, and the limiting block body 1 is made of an elastic material; and a cover 2, wherein the cover 2 is mounted on the injection port 12, so that the liquid filling chamber 13 is sealed from the outside.
Wherein, can be through injecting liquid to filling opening 12, can adjust the liquid's in the stopper body 1 annotate the liquid measure, liquid inflow liquid fills the bottom of room 13, because stopper body 1 is elastic material, under the effect of the weight of liquid, liquid can stimulate stopper body 1 and take place deformation, its deformation degree and annotate liquid measure in proportional relation, realize that the quiet rigidity and the length of stopper body 1 can all be adjusted, through the notes liquid measure that changes in the liquid filling room 13, adapt to the demand of different motorcycle types to stopper body 1, reach the purpose of universalization, improve the practicality of this stopper body 1.
In some embodiments, the stopper body 1 may be rubber or a thermoplastic elastomer, such as TPEE, TPV or TPU; the material of the cover 2 can be thermoplastic elastomer such as TPU or plastic; in the case of rubber materials, vulcanization molding is performed, and the thermoplastic elastomer or plastic is injection molded.
In some embodiments, the liquid may be an aqueous glycol solution, and the liquid has characteristics of freezing prevention and high boiling point.
In some embodiments, as shown in fig. 1, the liquid-filled chamber 13 may include: the first cavity 131 and the second cavity 132 are distributed at intervals along the length direction of the stopper body 1 (i.e., in fig. 1, distributed at intervals along the up-down direction); and a second flow channel 133, wherein the second flow channel 133 is communicated with the first cavity 131 and the second cavity 132, and an inner diameter of the second flow channel 133 is smaller than an inner diameter of the second cavity 132.
When the limiting block body 1 just contacts and extrudes, the generated acting force is used for overcoming the stretching deformation of the limiting block body 1 caused by liquid injection, so that lower front-section compression rigidity can be realized, and the requirement of the whole vehicle with the limiting block body 1 on comfort is met.
When the limiting block body 1 continues to be compressed, liquid starts to flow upwards from the second cavity 132 at the lower part of the limiting block body 1 through the second flow channel 133, and the inner diameter of the second flow channel 133 is smaller than that of the second cavity 132, so that the compression rigidity of the rear section of the limiting block body 1 can be increased, and the transition section of the compression curve of the limiting block body 1 is changed smoothly and naturally. It is advantageous to avoid large impacts of the suspension.
When the limiting block body 1 is restored, the limiting block body 1 is restored to a certain length through elastic deformation, and then liquid quickly flows back, so that the limiting block body 1 is beneficial to quickly restoring.
In some embodiments, as shown in fig. 1, the inner diameter of the second flow channel 133 is gradually reduced along the direction of the interval between the first cavity 131 and the second cavity 132.
The inner diameter of the second flow channel 133 gradually decreases from top to bottom, so that the compression stiffness of the rear section of the limiting block body 1 can be further increased, and the transition section of the compression curve of the limiting block body 1 changes smoothly and naturally. It is advantageous to avoid large impacts of the suspension.
In some embodiments, as shown in fig. 1, the stopper body 1 is provided with a plurality of liquid filling chambers 13 along its length direction, and any two adjacent liquid filling chambers 13 are all communicated through a third flow channel 14. In which fig. 1 shows that the stopper body 1 has two liquid-filled chambers 13; when the limiting block body 1 is compressed by extrusion, firstly, the tensile deformation of the limiting block body 1 is overcome, secondly, the compression rigidity of the liquid filling chamber 13 positioned below is overcome, then the compression rigidity of the liquid filling chamber 13 positioned below and the third flow passage 14 is overcome, and finally, the compression rigidity of the liquid filling chamber 13 positioned above is overcome, so that the damping effect of the limiting block body 1 is greatly ensured.
In some embodiments, as shown in fig. 1, in any two adjacent liquid-filled chambers 13, the intersection of the extension line of the second flow channel 133 and the extension line of the third flow channel 14 is disposed at an obtuse angle.
Specifically, the second flow channel 133 in the upper liquid-filled chamber 13 is gradually distant from the mounting channel 11 of the stopper body 1 from top to bottom, the second flow channel 133 in the lower liquid-filled chamber 13 is also gradually distant from the mounting channel 11 of the stopper body 1 from top to bottom, and the third flow channel 14 is gradually close to the mounting channel 11 from top to bottom. When the limiting block body 1 is extruded and compressed, the upward flowing path of the liquid is approximately S-shaped, so that the extruded acting force of the limiting block body 1 can be overcome, and the damping effect of the limiting block body 1 is further ensured.
Of course, the second flow channel 133 in the upper liquid filling chamber 13 may be gradually closer to the mounting channel 11 of the stopper body 1 from top to bottom, the second flow channel 133 in the lower liquid filling chamber 13 may be gradually closer to the mounting channel 11 of the stopper body 1 from top to bottom, and the third flow channel 14 may be gradually farther from the mounting channel 11 from top to bottom. When the limiting block body 1 is extruded and compressed, the upward flowing path of the liquid is approximately S-shaped, so that the extruded acting force of the limiting block body 1 can be overcome, and the damping effect of the limiting block body 1 is further ensured.
In some embodiments, the inner diameter of the third flow channel 14 is gradually reduced along the direction of the interval between the first cavity 131 and the second cavity 132.
The inner diameter of the third flow channel 14 gradually becomes smaller from top to bottom, so that the compression rigidity of the limiting block body 1 can be further increased, and the transition section of the compression curve between the two liquid filling chambers 13 is smoother and more natural. The problem that the limiting block body 1 is easy to damage when being extruded at the communication position of the third flow passage 14 of the liquid filling chamber 13 is avoided.
In some embodiments, as shown in fig. 1, the cross section of the first cavity 131 is racetrack, and the cross section of the first cavity 131 is circular. Wherein, the cross section of the first cavity 131 and the cross section of the first cavity 131 adapt to the shape of the outer contour of the stopper body 1, thereby improving the problem of avoiding the durability deterioration of the stopper body 1 caused by large wall thickness difference.
In some embodiments, as shown in fig. 1, the stopper body 1 is provided with a concave portion 15 and a convex portion 16 in sequence along the length direction thereof; the first cavity 131 is disposed in the recess 15, and the first cavity 131 is disposed in the protrusion 16.
Under the setting of concave part 15 and protruding portion 16, make stopper body 1 when receiving extrusion deformation, self has certain deformation space and plays buffering shock attenuation' S effect, and the first cavity 131 distribution route of two liquid filling chamber 13 are the S-shaped roughly, can improve this stopper body 1 damping effect.
In some embodiments, as shown in fig. 1, an end portion of the stopper body 1 is provided with a first annular extension 17 and a second annular extension 18, and the second annular extension 18 is located in the first annular extension 17; the first annular extension 17 and the second annular extension 18 form the injection port 12 therebetween; a first flow passage 121 is formed in the inner bottom wall of the injection port 12, and the first flow passage 121 is communicated with the liquid filling chamber 13; the cover 2 covers the injection port 12 and is fastened to one end of the stopper body 1.
The injection port 12 is formed between the first annular extension portion 17 and the second annular extension portion 18, so that the stopper body 1 can be conveniently injected, and the problems that the operation is inconvenient and the liquid is easy to overflow due to the fact that the liquid needs to be injected by an external tool are prevented.
Further, the inner diameter of the first flow channel 121 may also gradually decrease from top to bottom, and when the stopper body 1 is compressed to the upper limit position, the first flow channel 121 can also ensure the compression rigidity of the upper end of the stopper body 1, thereby ensuring that the compression rigidity of each section of the whole body of the stopper body 1 is smoother and more natural.
In some embodiments, as shown in fig. 1, a first annular limiting groove is formed on the inner side of the first annular extending portion 17; the side wall of the sealing cover 2 is provided with a first annular limiting part 21, and the sealing cover 2 is clamped into the first annular limiting groove through the first annular limiting part 21 so as to be clamped and fixed on the inner side of the first annular extending part 17.
Wherein, through the first annular spacing groove of first annular extension 17 and the first annular spacing portion 21 of closing cap 2, can conveniently accomplish the equipment work of closing cap 2 fast, guarantee simultaneously that the sealing cap 2 and stopper body 1 between good leakproofness prevent the problem that liquid overflowed.
In some embodiments, as shown in fig. 1, the second annular extension 18 is provided with a second annular stop 181; the sealing cover 2 is provided with a second annular limiting groove; the cover 2 is snapped into the second annular limiting portion 181 via the second annular limiting groove to be snapped into the second annular extending portion 18.
Wherein, the tightness between the sealing cover 2 and the limiting block body 1 can be further improved through the second annular limiting part 181 of the second annular extending part 18 and the second annular limiting groove of the sealing cover 2; the assembly work between the sealing cover 2 and the limiting block body 1 is convenient and quick, and the operation is simple.
Specifically, the staff presses the closing cap 2 at first, presses the second annular limiting groove at the bottom of the closing cap 2 into the second annular extending part 18 to finish preliminary positioning work, and then toggles the first annular extending part 17 at the outer side to open outwards to enable the first annular limiting part 21 at the side wall of the closing cap 2 to be plugged into the first annular limiting groove of the first annular extending part 17, so that the mounting work of the closing cap 2 is finished.
In some embodiments, a first flanging 19 is provided at one end of the stopper body 1.
In some embodiments, as shown in fig. 1 and 2, embodiments of the present invention provide a suspension, which may include: the limiting block comprises a limiting block body 1, wherein the limiting block body 1 is provided with a mounting channel 11, the limiting block body 1 is provided with an injection port 12 and a liquid filling chamber 13, the injection port 12 is communicated with the liquid filling chamber 13, and the limiting block body 1 is made of an elastic material; a cover 2, wherein the cover 2 is mounted on the injection port 12 to seal the liquid filling chamber 13 from the outside; one end of the limiting block body 1 is provided with a first flanging 19; also comprises a bearing 3 and a shock absorber 4; one end of the bearing 3 is provided with an inward flange 31, and the inner side of the bearing 3 is provided with a supporting piece 5; one end of the limiting block body 1 is fixed between the supporting piece 5 and the inner flange 31 in a limiting way through the first outer flange 19; the limiting block body 1 is mounted on the outer wall of a piston rod of the shock absorber 4 through the bearing 3 and the supporting piece 5.
Wherein, the upper end of stopper body 1 is provided with first flanging 19, and the support surface that provides through support piece 5 and the internal flange 31 that bearing 3 provided press from both sides tight first flanging 19 and fix stopper body 1.
Further, the top surface of the limiting block body 1 is attached to the convex hull at the bottom of the supporting piece 5 (namely, the bottom surface of the supporting piece 5 is in convex arrangement), so that the limiting block body 1 can be guaranteed to have good centering property. The assembly is convenient to operate, the fixture is not required to be adopted for pressing in, the fixing is firm, and the falling risk is avoided.
In some embodiments, as shown in fig. 1, the inner flange 31 is provided with a second outer flange 32, and the second outer flange 32 is attached to the side wall of the stopper body 1; the cross section of the second flanging 32 is in a truncated cone shape, one wide end of the second flanging 32 is fixed with the inner flanging 31, and one narrow end of the second flanging 32 is provided with a third flanging 33.
Wherein, the internal diameter of second outward flange 32 diminishes from top to bottom gradually, when can prevent that stopper body 1 from taking place to break away from between bearing 3 and the support piece 5, second outward flange 32 can hinder stopper body 1 to take place to break away from further, improves stopper body 1 reliability and stability of assembly greatly. The third flange 33 can facilitate the loading of the upper end of the stopper body 1 into the interior of the bearing 3.
In this suspension, can be through the injecting liquid to filling opening 12, can adjust the injecting liquid volume of liquid in the stopper body 1, the bottom of liquid inflow liquid filling chamber 13 because stopper body 1 is elastic material, and under the effect of the weight of liquid, liquid can stimulate stopper body 1 and take place deformation, and its deformation degree and injecting liquid volume are proportional relation, realize that the quiet rigidity and the length of stopper body 1 can all be adjusted, through the injecting liquid volume that changes in the liquid filling chamber 13, adapt to the demand of different motorcycle types to stopper body 1, reach the purpose of universalization.
In some embodiments, the stopper body 1 may be rubber or a thermoplastic elastomer, such as TPEE, TPV or TPU; the material of the cover 2 can be thermoplastic elastomer such as TPU or plastic; in the case of rubber materials, vulcanization molding is performed, and the thermoplastic elastomer or plastic is injection molded.
In some embodiments, the liquid may be an aqueous glycol solution, and the liquid has characteristics of freezing prevention and high boiling point.
In some embodiments, as shown in fig. 1, the liquid-filled chamber 13 may include: the first cavity 131 and the second cavity 132 are distributed at intervals along the length direction of the stopper body 1 (i.e., in fig. 1, distributed at intervals along the up-down direction); and a second flow channel 133, wherein the second flow channel 133 is communicated with the first cavity 131 and the second cavity 132, and an inner diameter of the second flow channel 133 is smaller than an inner diameter of the second cavity 132.
When the limiting block body 1 just contacts and extrudes, the generated acting force is used for overcoming the stretching deformation of the limiting block body 1 caused by liquid injection, so that lower front-section compression rigidity can be realized, and the requirement of the whole vehicle with the limiting block body 1 on comfort is met.
When the limiting block body 1 continues to be compressed, liquid starts to flow upwards from the second cavity 132 at the lower part of the limiting block body 1 through the second flow channel 133, and the inner diameter of the second flow channel 133 is smaller than that of the second cavity 132, so that the compression rigidity of the rear section of the limiting block body 1 can be increased, and the transition section of the compression curve of the limiting block body 1 is changed smoothly and naturally. It is advantageous to avoid large impacts of the suspension.
When the limiting block body 1 is restored, the limiting block body 1 is restored to a certain length through elastic deformation, and then liquid quickly flows back, so that the limiting block body 1 is beneficial to quickly restoring.
In some embodiments, as shown in fig. 1, the inner diameter of the second flow channel 133 is gradually reduced along the direction of the interval between the first cavity 131 and the second cavity 132.
The inner diameter of the second flow channel 133 gradually decreases from top to bottom, so that the compression stiffness of the rear section of the limiting block body 1 can be further increased, and the transition section of the compression curve of the limiting block body 1 changes smoothly and naturally. It is advantageous to avoid large impacts of the suspension.
In some embodiments, as shown in fig. 1, the stopper body 1 is provided with a plurality of liquid filling chambers 13 along its length direction, and any two adjacent liquid filling chambers 13 are all communicated through a third flow channel 14. In which fig. 1 shows that the stopper body 1 has two liquid-filled chambers 13; when the limiting block body 1 is compressed by extrusion, firstly, the tensile deformation of the limiting block body 1 is overcome, secondly, the compression rigidity of the liquid filling chamber 13 positioned below is overcome, then the compression rigidity of the liquid filling chamber 13 positioned below and the third flow passage 14 is overcome, and finally, the compression rigidity of the liquid filling chamber 13 positioned above is overcome, so that the damping effect of the limiting block body 1 is greatly ensured.
In some embodiments, as shown in fig. 1, in any two adjacent liquid-filled chambers 13, the intersection of the extension line of the second flow channel 133 and the extension line of the third flow channel 14 is disposed at an obtuse angle.
Specifically, the second flow channel 133 in the upper liquid-filled chamber 13 is gradually distant from the mounting channel 11 of the stopper body 1 from top to bottom, the second flow channel 133 in the lower liquid-filled chamber 13 is also gradually distant from the mounting channel 11 of the stopper body 1 from top to bottom, and the third flow channel 14 is gradually close to the mounting channel 11 from top to bottom. When the limiting block body 1 is extruded and compressed, the upward flowing path of the liquid is approximately S-shaped, so that the extruded acting force of the limiting block body 1 can be overcome, and the damping effect of the limiting block body 1 is further ensured.
Of course, the second flow channel 133 in the upper liquid filling chamber 13 may be gradually closer to the mounting channel 11 of the stopper body 1 from top to bottom, the second flow channel 133 in the lower liquid filling chamber 13 may be gradually closer to the mounting channel 11 of the stopper body 1 from top to bottom, and the third flow channel 14 may be gradually farther from the mounting channel 11 from top to bottom. When the limiting block body 1 is extruded and compressed, the upward flowing path of the liquid is approximately S-shaped, so that the extruded acting force of the limiting block body 1 can be overcome, and the damping effect of the limiting block body 1 is further ensured.
In some embodiments, the inner diameter of the third flow channel 14 is gradually reduced along the direction of the interval between the first cavity 131 and the second cavity 132.
The inner diameter of the third flow channel 14 gradually becomes smaller from top to bottom, so that the compression rigidity of the limiting block body 1 can be further increased, and the transition section of the compression curve between the two liquid filling chambers 13 is smoother and more natural. The problem that the limiting block body 1 is easy to damage when being extruded at the communication position of the third flow passage 14 of the liquid filling chamber 13 is avoided.
In some embodiments, as shown in fig. 1, the cross section of the first cavity 131 is racetrack, and the cross section of the first cavity 131 is circular. Wherein, the cross section of the first cavity 131 and the cross section of the first cavity 131 adapt to the shape of the outer contour of the stopper body 1, thereby improving the problem of avoiding the durability deterioration of the stopper body 1 caused by large wall thickness difference.
In some embodiments, as shown in fig. 1, the stopper body 1 is provided with a concave portion 15 and a convex portion 16 in sequence along the length direction thereof; the first cavity 131 is disposed in the recess 15, and the first cavity 131 is disposed in the protrusion 16.
Under the setting of concave part 15 and protruding portion 16, make stopper body 1 when receiving extrusion deformation, self has certain deformation space and plays buffering shock attenuation' S effect, and the first cavity 131 distribution route of two liquid filling chamber 13 are the S-shaped roughly, can improve this stopper body 1 damping effect.
In some embodiments, as shown in fig. 1, an end portion of the stopper body 1 is provided with a first annular extension 17 and a second annular extension 18, and the second annular extension 18 is located in the first annular extension 17; the first annular extension 17 and the second annular extension 18 form the injection port 12 therebetween; a first flow passage 121 is formed in the inner bottom wall of the injection port 12, and the first flow passage 121 is communicated with the liquid filling chamber 13; the cover 2 covers the injection port 12 and is fastened to one end of the stopper body 1.
The injection port 12 is formed between the first annular extension portion 17 and the second annular extension portion 18, so that the stopper body 1 can be conveniently injected, and the problems that the operation is inconvenient and the liquid is easy to overflow due to the fact that the liquid needs to be injected by an external tool are prevented.
Further, the inner diameter of the first flow channel 121 may also gradually decrease from top to bottom, and when the stopper body 1 is compressed to the upper limit position, the first flow channel 121 can also ensure the compression rigidity of the upper end of the stopper body 1, thereby ensuring that the compression rigidity of each section of the whole body of the stopper body 1 is smoother and more natural.
In some embodiments, as shown in fig. 1, a first annular limiting groove is formed on the inner side of the first annular extending portion 17; the side wall of the sealing cover 2 is provided with a first annular limiting part 21, and the sealing cover 2 is clamped into the first annular limiting groove through the first annular limiting part 21 so as to be clamped and fixed on the inner side of the first annular extending part 17.
Wherein, through the first annular spacing groove of first annular extension 17 and the first annular spacing portion 21 of closing cap 2, can conveniently accomplish the equipment work of closing cap 2 fast, guarantee simultaneously that the sealing cap 2 and stopper body 1 between good leakproofness prevent the problem that liquid overflowed.
In some embodiments, as shown in fig. 1, the second annular extension 18 is provided with a second annular stop 181; the sealing cover 2 is provided with a second annular limiting groove; the cover 2 is snapped into the second annular limiting portion 181 via the second annular limiting groove to be snapped into the second annular extending portion 18.
Wherein, the tightness between the sealing cover 2 and the limiting block body 1 can be further improved through the second annular limiting part 181 of the second annular extending part 18 and the second annular limiting groove of the sealing cover 2; the assembly work between the sealing cover 2 and the limiting block body 1 is convenient and quick, and the operation is simple.
Specifically, the staff presses the closing cap 2 at first, presses the second annular limiting groove at the bottom of the closing cap 2 into the second annular extending part 18 to finish preliminary positioning work, and then toggles the first annular extending part 17 at the outer side to open outwards to enable the first annular limiting part 21 at the side wall of the closing cap 2 to be plugged into the first annular limiting groove of the first annular extending part 17, so that the mounting work of the closing cap 2 is finished.
In some embodiments, embodiments of the invention provide a vehicle comprising a suspension as described in some embodiments above. The vehicle comprises the suspension, has a simple structure and is easy to assemble, the service life of suspension parts is prolonged, the reliability and durability of the whole vehicle are ensured, and meanwhile, the riding comfort of the vehicle can be improved.
The suspension may specifically include: the limiting block comprises a limiting block body 1, wherein the limiting block body 1 is provided with a mounting channel 11, the limiting block body 1 is provided with an injection port 12 and a liquid filling chamber 13, the injection port 12 is communicated with the liquid filling chamber 13, and the limiting block body 1 is made of an elastic material; and a cover 2, wherein the cover 2 is mounted on the injection port 12, so that the liquid filling chamber 13 is sealed from the outside.
Wherein, through injecting liquid to filling opening 12, can adjust the injecting liquid volume of liquid in stopper body 1, the bottom of liquid inflow liquid filling chamber 13 because stopper body 1 is elastic material, under the effect of the weight of liquid, liquid can stimulate stopper body 1 and take place deformation, its deformation degree and injecting liquid volume in proportional relation realize that the quiet rigidity and the length of stopper body 1 can all be adjusted, through the injecting liquid volume that changes in the liquid filling chamber 13, adapt to the demand of different motorcycle types to stopper body 1, reach the purpose of universalization.
In some embodiments, the stopper body 1 may be rubber or a thermoplastic elastomer, such as TPEE, TPV or TPU; the material of the cover 2 can be thermoplastic elastomer such as TPU or plastic; in the case of rubber materials, vulcanization molding is performed, and the thermoplastic elastomer or plastic is injection molded.
In some embodiments, the liquid may be an aqueous glycol solution, and the liquid has characteristics of freezing prevention and high boiling point.
In some embodiments, as shown in fig. 1, the liquid-filled chamber 13 may include: the first cavity 131 and the second cavity 132 are distributed at intervals along the length direction of the stopper body 1 (i.e., in fig. 1, distributed at intervals along the up-down direction); and a second flow channel 133, wherein the second flow channel 133 is communicated with the first cavity 131 and the second cavity 132, and an inner diameter of the second flow channel 133 is smaller than an inner diameter of the second cavity 132.
When the limiting block body 1 just contacts and extrudes, the generated acting force is used for overcoming the stretching deformation of the limiting block body 1 caused by liquid injection, so that lower front-section compression rigidity can be realized, and the requirement of the whole vehicle with the limiting block body 1 on comfort is met.
When the limiting block body 1 continues to be compressed, liquid starts to flow upwards from the second cavity 132 at the lower part of the limiting block body 1 through the second flow channel 133, and the inner diameter of the second flow channel 133 is smaller than that of the second cavity 132, so that the compression rigidity of the rear section of the limiting block body 1 can be increased, and the transition section of the compression curve of the limiting block body 1 is changed smoothly and naturally. It is advantageous to avoid large impacts of the suspension.
When the limiting block body 1 is restored, the limiting block body 1 is restored to a certain length through elastic deformation, and then liquid quickly flows back, so that the limiting block body 1 is beneficial to quickly restoring.
In some embodiments, as shown in fig. 1, the inner diameter of the second flow channel 133 is gradually reduced along the direction of the interval between the first cavity 131 and the second cavity 132.
The inner diameter of the second flow channel 133 gradually decreases from top to bottom, so that the compression stiffness of the rear section of the limiting block body 1 can be further increased, and the transition section of the compression curve of the limiting block body 1 changes smoothly and naturally. It is advantageous to avoid large impacts of the suspension.
In some embodiments, as shown in fig. 1, the stopper body 1 is provided with a plurality of liquid filling chambers 13 along its length direction, and any two adjacent liquid filling chambers 13 are all communicated through a third flow channel 14. In which fig. 1 shows that the stopper body 1 has two liquid-filled chambers 13; when the limiting block body 1 is compressed by extrusion, firstly, the tensile deformation of the limiting block body 1 is overcome, secondly, the compression rigidity of the liquid filling chamber 13 positioned below is overcome, then the compression rigidity of the liquid filling chamber 13 positioned below and the third flow passage 14 is overcome, and finally, the compression rigidity of the liquid filling chamber 13 positioned above is overcome, so that the damping effect of the limiting block body 1 is greatly ensured.
In some embodiments, as shown in fig. 1, in any two adjacent liquid-filled chambers 13, the intersection of the extension line of the second flow channel 133 and the extension line of the third flow channel 14 is disposed at an obtuse angle.
Specifically, the second flow channel 133 in the upper liquid-filled chamber 13 is gradually distant from the mounting channel 11 of the stopper body 1 from top to bottom, the second flow channel 133 in the lower liquid-filled chamber 13 is also gradually distant from the mounting channel 11 of the stopper body 1 from top to bottom, and the third flow channel 14 is gradually close to the mounting channel 11 from top to bottom. When the limiting block body 1 is extruded and compressed, the upward flowing path of the liquid is approximately S-shaped, so that the extruded acting force of the limiting block body 1 can be overcome, and the damping effect of the limiting block body 1 is further ensured.
Of course, the second flow channel 133 in the upper liquid filling chamber 13 may be gradually closer to the mounting channel 11 of the stopper body 1 from top to bottom, the second flow channel 133 in the lower liquid filling chamber 13 may be gradually closer to the mounting channel 11 of the stopper body 1 from top to bottom, and the third flow channel 14 may be gradually farther from the mounting channel 11 from top to bottom. When the limiting block body 1 is extruded and compressed, the upward flowing path of the liquid is approximately S-shaped, so that the extruded acting force of the limiting block body 1 can be overcome, and the damping effect of the limiting block body 1 is further ensured.
In some embodiments, the inner diameter of the third flow channel 14 is gradually reduced along the direction of the interval between the first cavity 131 and the second cavity 132.
The inner diameter of the third flow channel 14 gradually becomes smaller from top to bottom, so that the compression rigidity of the limiting block body 1 can be further increased, and the transition section of the compression curve between the two liquid filling chambers 13 is smoother and more natural. The problem that the limiting block body 1 is easy to damage when being extruded at the communication position of the third flow passage 14 of the liquid filling chamber 13 is avoided.
In some embodiments, as shown in fig. 1, the cross section of the first cavity 131 is racetrack, and the cross section of the first cavity 131 is circular. Wherein, the cross section of the first cavity 131 and the cross section of the first cavity 131 adapt to the shape of the outer contour of the stopper body 1, thereby improving the problem of avoiding the durability deterioration of the stopper body 1 caused by large wall thickness difference.
In some embodiments, as shown in fig. 1, the stopper body 1 is provided with a concave portion 15 and a convex portion 16 in sequence along the length direction thereof; the first cavity 131 is disposed in the recess 15, and the first cavity 131 is disposed in the protrusion 16.
Under the setting of concave part 15 and protruding portion 16, make stopper body 1 when receiving extrusion deformation, self has certain deformation space and plays buffering shock attenuation' S effect, and the first cavity 131 distribution route of two liquid filling chamber 13 are the S-shaped roughly, can improve this stopper body 1 damping effect.
In some embodiments, as shown in fig. 1, an end portion of the stopper body 1 is provided with a first annular extension 17 and a second annular extension 18, and the second annular extension 18 is located in the first annular extension 17; the first annular extension 17 and the second annular extension 18 form the injection port 12 therebetween; a first flow passage 121 is formed in the inner bottom wall of the injection port 12, and the first flow passage 121 is communicated with the liquid filling chamber 13; the cover 2 covers the injection port 12 and is fastened to one end of the stopper body 1.
The injection port 12 is formed between the first annular extension portion 17 and the second annular extension portion 18, so that the stopper body 1 can be conveniently injected, and the problems that the operation is inconvenient and the liquid is easy to overflow due to the fact that the liquid needs to be injected by an external tool are prevented.
Further, the inner diameter of the first flow channel 121 may also gradually decrease from top to bottom, and when the stopper body 1 is compressed to the upper limit position, the first flow channel 121 can also ensure the compression rigidity of the upper end of the stopper body 1, thereby ensuring that the compression rigidity of each section of the whole body of the stopper body 1 is smoother and more natural.
In some embodiments, as shown in fig. 1, a first annular limiting groove is formed on the inner side of the first annular extending portion 17; the side wall of the sealing cover 2 is provided with a first annular limiting part 21, and the sealing cover 2 is clamped into the first annular limiting groove through the first annular limiting part 21 so as to be clamped and fixed on the inner side of the first annular extending part 17.
Wherein, through the first annular spacing groove of first annular extension 17 and the first annular spacing portion 21 of closing cap 2, can conveniently accomplish the equipment work of closing cap 2 fast, guarantee simultaneously that the sealing cap 2 and stopper body 1 between good leakproofness prevent the problem that liquid overflowed.
In some embodiments, as shown in fig. 1, the second annular extension 18 is provided with a second annular stop 181; the sealing cover 2 is provided with a second annular limiting groove; the cover 2 is snapped into the second annular limiting portion 181 via the second annular limiting groove to be snapped into the second annular extending portion 18.
Wherein, the tightness between the sealing cover 2 and the limiting block body 1 can be further improved through the second annular limiting part 181 of the second annular extending part 18 and the second annular limiting groove of the sealing cover 2; the assembly work between the sealing cover 2 and the limiting block body 1 is convenient and quick, and the operation is simple.
Specifically, the staff presses the closing cap 2 at first, presses the second annular limiting groove at the bottom of the closing cap 2 into the second annular extending part 18 to finish preliminary positioning work, and then toggles the first annular extending part 17 at the outer side to open outwards to enable the first annular limiting part 21 at the side wall of the closing cap 2 to be plugged into the first annular limiting groove of the first annular extending part 17, so that the mounting work of the closing cap 2 is finished.
In some embodiments, a first flanging 19 is provided at one end of the stopper body 1.
Wherein, the upper end of stopper body 1 is provided with first flanging 19, and the support surface that provides through support piece 5 and the internal flange 31 that bearing 3 provided press from both sides tight first flanging 19 and fix stopper body 1.
Further, the top surface of the limiting block body 1 is attached to the convex hull at the bottom of the supporting piece 5 (namely, the bottom surface of the supporting piece 5 is in convex arrangement), so that the limiting block body 1 can be guaranteed to have good centering property. The assembly is convenient to operate, the fixture is not required to be adopted for pressing in, the fixing is firm, and the falling risk is avoided.
In some embodiments, as shown in fig. 1, the inner flange 31 is provided with a second outer flange 32, and the second outer flange 32 is attached to the side wall of the stopper body 1; the cross section of the second flanging 32 is in a truncated cone shape, one wide end of the second flanging 32 is fixed with the inner flanging 31, and one narrow end of the second flanging 32 is provided with a third flanging 33.
Wherein, the internal diameter of second outward flange 32 diminishes from top to bottom gradually, when can prevent that stopper body 1 from taking place to break away from between bearing 3 and the support piece 5, second outward flange 32 can hinder stopper body 1 to take place to break away from further, improves stopper body 1 reliability and stability of assembly greatly. The third flange 33 can facilitate the loading of the upper end of the stopper body 1 into the interior of the bearing 3.
In summary, when the vehicle is in a full-load state and is running through a bump road stage, that is, the stopper body 1 is under a high-frequency small-amplitude working condition, the lower end of the stopper body 1 is frequently contacted, and the liquid can flow upwards through the third flow channel 14, the second flow channel 133 and the first flow channel 121, so that the high-frequency hardening phenomenon is eliminated, the vibration of the shock absorber 4 is absorbed by the action force with low rigidity and low damping, and the energy is consumed by the liquid flowing into each chamber through the second flow channel 133, the third flow channel 14 and the first flow channel 121 to achieve the purpose of shock absorption.
Specifically, when the vehicle is in the wheel jump upper limit state, that is, the limit block body 1 is in the low-frequency large-amplitude working condition, the liquid flows through the third flow channel 14, the second flow channel 133 and the first flow channel 121, the overall space size of the third flow channel 14 is the largest, the overall space size of the second flow channel 133 is suitable for the middle and the overall space size of the first flow channel 121 is the smallest, the inner diameters of the three are gradually reduced from top to bottom, and the vibration of the shock absorber 4 is absorbed under the high-rigidity and high-damping effect in the process, so that the effects of vibration isolation and noise reduction are achieved.
Specifically, because the liquid is incompressible, along with the difference of the injected liquid volume, the pressing height of the limiting block body 1 also changes correspondingly, so that the requirements of different suspension upstrokes are met, the universal use between different vehicle types on the same platform can be realized, and the development and verification cost is reduced.
In the description of the present invention, it should be noted that the azimuth or positional relationship indicated by the terms "upper", "lower", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present invention and simplifying the description, and are not indicative or implying that the apparatus or element in question must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present invention. Unless specifically stated or limited otherwise, the terms "mounted," "connected," and "coupled" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
It should be noted that in the present invention, relational terms such as "first" and "second" and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The foregoing is only a specific embodiment of the invention to enable those skilled in the art to understand or practice the invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (15)
1. The utility model provides a liquid hinders stopper which characterized in that, it includes:
the limiting block comprises a limiting block body (1), wherein the limiting block body (1) is provided with a mounting channel (11), the limiting block body (1) is provided with an injection port (12) and a liquid filling chamber (13), the injection port (12) is communicated with the liquid filling chamber (13), and the limiting block body (1) is made of an elastic material;
and the sealing cover (2) is arranged on the injection opening (12) to seal the liquid filling chamber (13) from the outside.
2. The liquid resistance limiting block of claim 1, wherein:
the liquid-filled chamber (13) comprises:
the first cavity (131) and the second cavity (132) are distributed at intervals along the length direction of the limiting block body (1);
And the second flow channel (133) is communicated with the first cavity (131) and the second cavity (132), and the inner diameter of the second flow channel (133) is smaller than the inner diameter of the second cavity (132).
3. The liquid resistance limiting block of claim 2, wherein:
the inner diameter of the second flow passage (133) is gradually reduced along the interval direction of the first cavity (131) and the second cavity (132).
4. The liquid resistance limiting block of claim 2, wherein:
the limiting block body (1) is provided with a plurality of liquid filling chambers (13) along the length direction of the limiting block body, and any two adjacent liquid filling chambers (13) are communicated through a third flow channel (14).
5. The liquid resistance limiting block of claim 4, wherein:
in any two adjacent liquid filling chambers (13), the intersection of the extension line of the second flow channel (133) and the extension line of the third flow channel (14) is arranged at an obtuse angle.
6. The liquid resistance limiting block of claim 4, wherein:
the inner diameter of the third flow passage (14) gradually becomes smaller along the interval direction of the first cavity (131) and the second cavity (132).
7. The liquid resistance limiting block of claim 2, wherein:
The cross section of the first cavity (131) is in a runway shape, and the cross section of the second cavity (132) is in a round shape.
8. The liquid resistance limiting block of claim 7, wherein:
the limiting block body (1) is sequentially provided with a concave part (15) and a convex part (16) along the length direction of the limiting block body;
the first cavity (131) is arranged on the concave part (15), and the second cavity (132) is arranged on the convex part (16).
9. The liquid resistance limiting block of claim 1, wherein:
a first annular extension part (17) and a second annular extension part (18) are arranged at one end part of the limiting block body (1), and the second annular extension part (18) is positioned in the first annular extension part (17);
-said injection port (12) is formed between said first annular extension (17) and said second annular extension (18);
a first flow passage (121) is formed in the inner bottom wall of the injection port (12), and the first flow passage (121) is communicated with the liquid filling chamber (13);
the sealing cover (2) covers the injection opening (12) and is fixedly clamped at one end part of the limiting block body (1).
10. The liquid resistance limiting block of claim 9, wherein:
a first annular limiting groove is formed in the inner side of the first annular extending part (17);
The side wall of the sealing cover (2) is provided with a first annular limiting part (21), and the sealing cover (2) is clamped into the first annular limiting groove through the first annular limiting part (21) so as to be clamped and fixed on the inner side of the first annular extending part (17).
11. The hydraulic block of claim 9 or 10, wherein:
the second annular extension part (18) is provided with a second annular limiting part (181);
the sealing cover (2) is provided with a second annular limiting groove;
the sealing cover (2) is clamped into the second annular limiting part (181) through the second annular limiting groove so as to be clamped and fixed on the second annular extending part (18).
12. The liquid resistance limiting block of claim 1, wherein:
one end of the limiting block body (1) is provided with a first flanging (19).
13. A suspension, characterized in that it comprises:
the limiting block comprises a limiting block body (1), wherein the limiting block body (1) is provided with a mounting channel (11), the limiting block body (1) is provided with an injection port (12) and a liquid filling chamber (13), the injection port (12) is communicated with the liquid filling chamber (13), and the limiting block body (1) is made of an elastic material;
the sealing cover (2) is arranged on the injection opening (12) to seal the liquid filling chamber (13) from the outside;
One end of the limiting block body (1) is provided with a first flanging (19);
the device also comprises a bearing (3) and a shock absorber (4);
one end of the bearing (3) is provided with an inward flange (31), and the inner side of the bearing (3) is provided with a supporting piece (5);
one end of the limiting block body (1) is limited and fixed between the supporting piece (5) and the inner flanging (31) through the first outer flanging (19);
the limiting block body (1) is mounted on the outer wall of a piston rod of the shock absorber (4) through the bearing (3) and the supporting piece (5).
14. The suspension of claim 13 wherein:
the inner flanging (31) is provided with a second flanging (32), and the second flanging (32) is attached to the side wall of the limiting block body (1);
the cross section of the second flanging (32) is in a round table shape, one wide end of the second flanging (32) is fixed with the inner flanging (31), and a third flanging (33) is arranged at the narrow end of the second flanging (32).
15. A vehicle comprising a suspension as claimed in claim 13 or 14.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310791112.2A CN116811503A (en) | 2023-06-30 | 2023-06-30 | Liquid resistance limiting block, suspension and vehicle |
| PCT/CN2024/096599 WO2025001742A1 (en) | 2023-06-30 | 2024-05-31 | Hydraulic-damping limiting block, suspension, and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310791112.2A CN116811503A (en) | 2023-06-30 | 2023-06-30 | Liquid resistance limiting block, suspension and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116811503A true CN116811503A (en) | 2023-09-29 |
Family
ID=88123753
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310791112.2A Pending CN116811503A (en) | 2023-06-30 | 2023-06-30 | Liquid resistance limiting block, suspension and vehicle |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN116811503A (en) |
| WO (1) | WO2025001742A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2025001742A1 (en) * | 2023-06-30 | 2025-01-02 | 东风汽车集团股份有限公司 | Hydraulic-damping limiting block, suspension, and vehicle |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2659712B1 (en) * | 1990-03-16 | 1992-07-17 | Hutchinson | IMPROVEMENTS TO HYDRAULIC ANTI-VIBRATION SLEEVES. |
| DE19526750C2 (en) * | 1995-07-21 | 1998-07-02 | Metzeler Gimetall Ag | Axial damping hydraulic bushing |
| ES2224802B1 (en) * | 2002-07-31 | 2005-12-01 | Caucho Metal Productos, S.L. | HYDRAULICALLY CUSHED ELASTIC SUPPORT. |
| FR2876429B1 (en) * | 2004-10-11 | 2007-02-23 | Hutchinson Sa | HYDRAULIC ANTI-VIBRATION DEVICE FOR A VEHICLE AND METHOD OF MANUFACTURING SUCH A DEVICE |
| CN203730648U (en) * | 2014-03-14 | 2014-07-23 | 广州汽车集团股份有限公司 | Hydraulic bush for automobile suspension system guide device and automobile |
| CN216045188U (en) * | 2021-07-27 | 2022-03-15 | 蔚来汽车科技(安徽)有限公司 | Buffer blocks, suspensions and automobiles |
| CN218817855U (en) * | 2022-09-29 | 2023-04-07 | 长城汽车股份有限公司 | Shock attenuation cushion and vehicle |
| CN115839386A (en) * | 2023-01-03 | 2023-03-24 | 诺博橡胶制品有限公司 | Liquid seal suspension bushing and automobile |
| CN116044952A (en) * | 2023-02-22 | 2023-05-02 | 十堰东森汽车密封件有限公司 | Axial auxiliary frame hydraulic bushing assembly |
| CN116811503A (en) * | 2023-06-30 | 2023-09-29 | 东风汽车集团股份有限公司 | Liquid resistance limiting block, suspension and vehicle |
-
2023
- 2023-06-30 CN CN202310791112.2A patent/CN116811503A/en active Pending
-
2024
- 2024-05-31 WO PCT/CN2024/096599 patent/WO2025001742A1/en unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2025001742A1 (en) * | 2023-06-30 | 2025-01-02 | 东风汽车集团股份有限公司 | Hydraulic-damping limiting block, suspension, and vehicle |
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| Publication number | Publication date |
|---|---|
| WO2025001742A1 (en) | 2025-01-02 |
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