CN202082325U - Plate reed, steel plate spring assembly with plate reed and vehicle - Google Patents
Plate reed, steel plate spring assembly with plate reed and vehicle Download PDFInfo
- Publication number
- CN202082325U CN202082325U CN2011201320066U CN201120132006U CN202082325U CN 202082325 U CN202082325 U CN 202082325U CN 2011201320066 U CN2011201320066 U CN 2011201320066U CN 201120132006 U CN201120132006 U CN 201120132006U CN 202082325 U CN202082325 U CN 202082325U
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- Prior art keywords
- positioning
- leaf spring
- plate
- leaf
- spring assembly
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- 235000014676 Phragmites communis Nutrition 0.000 title claims abstract description 44
- 229910000831 Steel Inorganic materials 0.000 title abstract description 4
- 239000010959 steel Substances 0.000 title abstract description 4
- 238000004080 punching Methods 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 244000273256 Phragmites communis Species 0.000 abstract description 22
- 210000003205 muscle Anatomy 0.000 description 17
- 238000010008 shearing Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a plate reed which comprises a plate reed body, at least one positioning groove, at least one positioning boss; positioning convex ribs and positioning rib grooves, wherein the plate reed body extends along the longitudinal direction; the positioning groove is formed on an upper surface at the center of the plate reed body; the positioning boss is formed on a lower surface at the center of the plate reed body; the positioning convex ribs extend along the longitudinal direction and are respectively arranged on the lower surface at both longitudinal ends of the plate reed body; and the positioning rib grooves extend along the longitudinal direction and are respectively formed on the upper surface at both longitudinal ends of the plate reed body. According to the plate reed disclosed by the utility model, when a plurality of plate reeds are overlapped to form a steel plate spring assembly, a plurality of plate reeds can be positioned in the longitudinal and transverse directions and are prevented from misplaced longitudinally and transversely, so that the MDOF (multiple degree of freedom) constraint among a plurality of plate reeds is realized. The utility model also discloses the steel plate spring assembly with the plate reed and a vehicle with the same.
Description
Technical Field
The utility model belongs to the technical field of the vehicle manufacturing and specifically relates to a leaf spring, have its leaf spring assembly to and have the vehicle of this leaf spring assembly.
Background
At present, the domestic steel plate spring adopts a plate spring clamp and a central bolt to limit a plurality of plate spring pieces. In two rear axle series motorcycle types, the back leaf spring bears great longitudinal force and horizontal power, and the central bolt often appears and receives the shearing force and is cut off and phenomenon such as clamp fracture, causes to appear misplacing and influence the use between a plurality of leaf reeds for leaf spring's quality reduces, and three package fault rates are based highly and are not dropped.
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 present invention is to provide a plate spring, which is a plurality of plate springs stacked one on another to form a leaf spring assembly, and can prevent longitudinal and transverse misalignment between each plate spring, thereby realizing multi-degree-of-freedom constraint between a plurality of plate springs.
Another object of the present invention is to provide a leaf spring assembly having the leaf spring.
It is another object of the present invention to provide a vehicle having the leaf spring assembly.
According to the utility model discloses a board reed of first aspect embodiment includes: the plate spring piece body is arranged in a longitudinally extending mode; at least one positioning groove formed on an upper surface of a center of the plate spring body; at least one positioning boss formed on a central lower surface of the leaf spring body; the positioning convex ribs extend along the longitudinal direction and are respectively arranged on the lower surfaces of the longitudinal two ends of the plate reed body; and positioning rib grooves extending in the longitudinal direction, the positioning rib grooves being formed on the upper surfaces of both longitudinal ends of the plate spring body, respectively.
According to the utility model discloses the board reed when a plurality of leaf spring pieces coincide each other and constitute the leaf spring assembly, can fix a position in vertical direction through setting up positioning groove and location boss, and set up protruding muscle in location and location muscle groove and then can fix a position in horizontal direction, prevent vertical dislocation and horizontal dislocation between each leaf spring piece to multi freedom restraint between a plurality of board reeds has been realized.
In addition, according to the utility model discloses a leaf spring piece still has following additional technical characterstic:
the positioning groove and the positioning boss are integrally formed by punching a part of the plate spring piece body downward in the vertical direction.
The positioning groove and the positioning boss are respectively one.
According to the utility model discloses leaf spring assembly of second aspect embodiment includes: the plate spring pieces are sequentially overlapped along the vertical direction, the longitudinal length of the plate spring pieces is gradually increased from top to bottom, one of the two adjacent plate spring pieces is provided with a positioning boss, and the other one of the two adjacent plate spring pieces is provided with a positioning groove matched with the positioning boss; and a leaf spring fastener coupling the plurality of leaf springs together.
Therefore, according to the utility model discloses leaf spring assembly, through the location boss between two adjacent leaf reeds and positioning groove mutually support in order to fix a position a plurality of leaf spring pieces one by one to prevent the dislocation of longitudinal direction between a plurality of leaf reeds.
The positioning boss is cylindrical, square column-shaped, truncated cone-shaped or multi-surface column-shaped.
The positioning groove is formed on an upper surface of a plate spring piece on a lower side of the adjacent two plate spring pieces, and the positioning boss is formed on a lower surface of a plate spring piece on an upper side of the adjacent two plate spring pieces.
The both ends of the upper surface of the board reed of the downside of two adjacent board reeds are further formed with the location muscle groove, and the both ends of the lower surface of the board reed of downside further be formed with the protruding muscle in location muscle groove, the location muscle groove with the protruding muscle cooperation of location is in order to fix a position on horizontal a plurality of board reeds.
Optionally, the locating rib groove is formed at an edge of an upper surface of the lower leaf spring and extends in a longitudinal direction towards a centre of the lower leaf spring; the positioning rib is formed at the edge of the lower surface of the upper plate spring piece and extends towards the center of the upper plate spring piece along the longitudinal direction; wherein a length of the positioning rib groove extending toward a center of the lower plate spring in a longitudinal direction is configured to just position the positioning rib in the positioning rib groove.
According to the utility model discloses leaf spring assembly is through setting up foretell positioning groove and location boss in order to fix a position in longitudinal direction to and set up protruding muscle of location and location muscle groove in order to fix a position in the transverse direction, the rethread leaf spring fastener couples a plurality of leaf springs together, thereby makes the plane degree of leaf spring assembly side improve, has structurally eliminated the crooked phenomenon of leaf spring piece of traditional structure and has caused the problem of assembly difficulty and use noise. Additionally, according to the utility model discloses leaf spring assembly can decompose each board reed and undertake with its vertical power and the horizontal power that bears to improve whole lateral stiffness, eliminated along the sliding of fore-and-aft leaf spring piece, be suitable for operating modes such as heavy load, distortion road surface.
The plate spring fastener comprises a central bolt, and the central bolt sequentially penetrates through the positioning grooves and the positioning bosses of the plate reeds to connect the plate spring pieces.
The widths of the plate springs are equal and the thicknesses of the plate reeds are equal.
According to the utility model discloses leaf spring assembly, through setting up positioning groove and location boss in order to fix a position in vertical direction, and set up protruding muscle in location and location muscle groove in order to fix a position in horizontal direction, rethread central bolt couples a plurality of leaf spring pieces together, the restraint of a plurality of degrees of freedom has been realized, not only can prevent horizontal dislocation and the vertical dislocation of a plurality of board reeds, it cuts off or splits to have prevented that central bolt from receiving the shearing force, thereby central bolt's fault rate in the leaf spring assembly has been reduced, the quality of leaf spring assembly has been improved.
According to the utility model discloses a vehicle of third aspect embodiment, include according to the utility model discloses leaf spring assembly in the embodiment of second aspect.
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 partial cross-sectional view of a leaf spring according to an embodiment of the invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a schematic view of a leaf spring assembly according to an embodiment of the present invention; and
fig. 4 is a top view of fig. 3.
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.
In the description of the present invention, it is to be understood that the terms "central", "longitudinal", "lateral", "up", "down", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
A plate spring according to an embodiment of the first aspect of the present invention will be described with reference to fig. 1 to 2.
According to the utility model discloses a leaf spring 1, including leaf spring piece body 11 and at least one positioning groove 12, at least one location boss 13, along longitudinally extending's location rib 14 and along longitudinally extending's location rib groove 15 that set up on it.
As shown in fig. 1 to 2, the plate spring piece body 11 is provided extending in the longitudinal direction, the positioning groove 12 is formed on the upper surface of the center of the plate spring piece body 11, the positioning boss 13 is formed on the lower surface of the center of the plate spring piece body 11, the positioning ribs 14 are respectively provided on the lower surfaces of both longitudinal ends of the plate spring piece body 11, and the positioning rib grooves 15 are respectively formed on the upper surfaces of both longitudinal ends of the plate spring piece body 11.
According to the utility model discloses the board reed, when a plurality of board reeds 1 coincide each other and constitute the leaf spring assembly, can fix a position in vertical direction through setting up positioning groove 12 and location boss 13, and set up protruding muscle 14 of location and location muscle groove 15 and then can fix a position in horizontal direction, prevent vertical dislocation and horizontal dislocation between each leaf spring piece to multi freedom restraint between a plurality of board reeds has been realized.
In one embodiment of the present invention, the positioning groove 12 and the positioning boss 13 are integrally formed by punching a part of the plate spring piece body 11 downward in the vertical direction, as shown in fig. 1.
Alternatively, the positioning groove 12 and the positioning boss 13 are one each, that is, the positioning groove 12 is formed on the upper surface of the center of the plate spring piece 1, and the positioning boss 13 is formed at the corresponding lower surface thereof, but of course, the positioning groove 12 and the positioning boss 13 may also be formed by punching down a part of the plate spring piece body 11.
A leaf spring assembly according to an embodiment of a second aspect of the present invention is described below with reference to fig. 3-4.
As shown in fig. 3, the leaf spring assembly according to the embodiment of the present invention comprises a plurality of leaf springs 1 and a leaf spring fastener, wherein the plurality of leaf springs 1 are sequentially stacked along the vertical direction and the longitudinal length from the top to the bottom is gradually increased, wherein one of the two adjacent leaf springs 1 is provided with a positioning boss 13, and the other one is provided with a positioning groove 12 matched with the positioning boss 13. The leaf spring fastener couples a plurality of leaf springs 1 together. Therefore, according to the utility model discloses leaf spring assembly, through the location boss 13 between two adjacent leaf spring pieces 1 and positioning groove 12 mutually support in order to fix a position a plurality of leaf spring pieces 1 one by one to prevent the dislocation of longitudinal direction between a plurality of leaf spring pieces 1. Alternatively, the positioning boss 13 is cylindrical and the positioning recess 12 is correspondingly cylindrical.
Of course, the present invention is not limited thereto, and the positioning boss 13 may also be a square column, a truncated cone, or a multi-surface column. It is also worth noting that when the positioning boss 13 is in the shape of a square cylinder or a multi-faced cylinder (i.e., the cross-sectional shape cut along the longitudinal direction is a square or polygon), the cooperation between the positioning boss 13 and the correspondingly shaped positioning recess 12 can also assist in achieving positioning in the transverse direction.
In an embodiment of the present invention, the positioning groove 12 is formed on the upper surface of the lower plate spring 1 of the adjacent two plate springs 1, and the positioning boss 13 is formed on the lower surface of the upper plate spring 1 of the adjacent two plate springs 1. Thus, the positioning boss 13 on the lowermost plate spring 1 after the plurality of plate springs 1 are stacked is adapted to be placed in a recess on another member.
Further, as shown in fig. 3 and 4, both ends of the upper surface of the lower plate spring 1 of the adjacent two plate springs 1 are further formed with positioning rib grooves 15, and both ends of the lower surface of the lower plate spring 1 are further formed with positioning ribs 14 which are in cooperation with the positioning rib grooves 15, the positioning rib grooves 15 and the positioning ribs 14 cooperate to position the plurality of plate springs 1 in the lateral direction.
Specifically, the positioning rib groove 15 is formed at the edge of the upper surface of the lower plate spring 1 and extends toward the center of the lower plate spring 1 in the longitudinal direction, and the positioning rib 14 is formed at the edge of the lower surface of the upper plate spring piece 1 and extends toward the center of the upper plate spring 1 in the longitudinal direction, wherein the length of the positioning rib groove 15 extending toward the center of the lower plate spring 1 in the longitudinal direction is configured just so that the positioning rib 14 is positioned in the positioning rib groove 15. Thereby, the plurality of plate reeds 1 are laterally positioned one by the positioning rib grooves 15 and the positioning ribs 14 between the adjacent two plate reeds 1 cooperating with each other to prevent the misalignment in the lateral direction between the plurality of plate reeds 1.
According to the utility model discloses leaf spring assembly is through setting up foretell positioning groove 12 and location boss 13 in order to fix a position in longitudinal direction to and set up location protruding muscle 14 and location muscle groove 15 in order to fix a position in the transverse direction, the rethread leaf spring fastener couples a plurality of board reed 1 together, thereby make the plane degree of leaf spring assembly side improve, the crooked phenomenon of leaf spring piece that has structurally eliminated traditional structure and cause the problem of assembly difficulty and use noise. Additionally, according to the utility model discloses leaf spring assembly can decompose each board reed and undertake with its vertical power and the horizontal power that bears to improve whole lateral stiffness, eliminated along the sliding of fore-and-aft leaf spring piece, be suitable for operating modes such as heavy load, distortion road surface.
In an embodiment of the present invention, the plate spring fastener includes a central bolt 2, and the central bolt 2 sequentially penetrates through the positioning grooves 12 and the positioning bosses 13 of the plurality of plate reeds 1 to couple the plurality of plate reeds 1. As shown in fig. 2, the central bolt 2 penetrates through the plurality of plate reeds 1 from bottom to top, so that the nut matched with the central bolt can fall into the positioning groove 12 of the uppermost plate reed 1, and the occupied space is saved.
According to the utility model discloses leaf spring assembly, through setting up positioning groove 12 and location boss 13 in order to fix a position in the longitudinal direction, and set up protruding muscle 14 of location and location muscle groove 15 in order to fix a position in the transverse direction, rethread central bolt 2 couples a plurality of board reeds 1 together, the restraint of a plurality of degrees of freedom has been realized, not only can prevent the horizontal dislocation and the vertical dislocation of a plurality of board reeds 1, it cuts off or splits to have prevented that central bolt 2 from receiving the shearing force, thereby central bolt 2's fault rate in the leaf spring assembly has been reduced, the quality of leaf spring assembly has been improved.
In some embodiments of the present invention, the width of the plurality of leaf springs is equal and the thickness of the plurality of leaf springs 1 is equal.
According to the utility model discloses a vehicle of third aspect embodiment, include according to the utility model discloses leaf spring assembly that describes in the embodiment of second aspect.
Since other configurations of the vehicle according to embodiments of the present invention, such as the transmission system, the traveling system, the braking system, etc., and the operation thereof are known to those of ordinary skill in the art, they will not be described in detail herein.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean 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 (11)
1. A leaf spring, comprising:
the plate spring piece body is arranged in a longitudinally extending mode;
at least one positioning groove formed on an upper surface of a center of the plate spring body;
at least one positioning boss formed on a central lower surface of the leaf spring body;
the positioning convex ribs extend along the longitudinal direction and are respectively arranged on the lower surfaces of the longitudinal two ends of the plate reed body; and
and the positioning rib grooves extend along the longitudinal direction and are respectively formed on the upper surfaces of the longitudinal two ends of the plate spring piece body.
2. The leaf spring plate according to claim 1, wherein the positioning groove and the positioning boss are integrally formed by punching a part of the leaf spring plate body downward in a vertical direction.
3. The leaf spring plate according to claim 2, wherein the positioning groove and the positioning boss are one each.
4. A leaf spring assembly, comprising:
the plate spring pieces are sequentially overlapped along the vertical direction, the longitudinal length of the plate spring pieces is gradually increased from top to bottom, one of the two adjacent plate spring pieces is provided with a positioning boss, and the other one of the two adjacent plate spring pieces is provided with a positioning groove matched with the positioning boss; and
a leaf spring fastener coupling a plurality of the leaf springs together.
5. The leaf spring assembly of claim 4, wherein the locating boss is cylindrical, square cylindrical, frusto-conical, or multi-faceted cylindrical.
6. The leaf spring assembly according to claim 4, wherein the positioning groove is formed on an upper surface of a lower side leaf spring of the adjacent two leaf springs, and the positioning boss is formed on a lower surface of an upper side leaf spring of the adjacent two leaf springs.
7. The leaf spring assembly of claim 4, wherein the two ends of the upper surface of the lower leaf spring of two adjacent leaf springs are further formed with positioning rib grooves, and the two ends of the lower surface of the lower leaf spring are further formed with positioning ribs matching with the positioning rib grooves, the positioning rib grooves and the positioning ribs cooperate to position the plurality of leaf springs in the transverse direction.
8. The leaf spring assembly of claim 7, wherein the locating rib groove is formed at an edge of an upper surface of the lower leaf spring and extends longitudinally toward a center of the lower leaf spring;
the positioning rib is formed at the edge of the lower surface of the upper plate spring piece and extends towards the center of the upper plate spring piece along the longitudinal direction; wherein,
the length of the positioning rib groove extending toward the center of the lower plate spring in the longitudinal direction is configured so that the positioning rib is positioned in the positioning rib groove.
9. The leaf spring assembly of claim 4, wherein the leaf spring fastener comprises a central bolt that is sequentially inserted through the positioning grooves and the positioning bosses of the plurality of leaf springs to couple the plurality of leaf spring pieces.
10. The leaf spring assembly of claim 4, wherein the plurality of leaf springs are equal in width and the plurality of leaf springs are equal in thickness.
11. A vehicle comprising a leaf spring assembly according to any one of claims 4 to 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201320066U CN202082325U (en) | 2011-04-28 | 2011-04-28 | Plate reed, steel plate spring assembly with plate reed and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201320066U CN202082325U (en) | 2011-04-28 | 2011-04-28 | Plate reed, steel plate spring assembly with plate reed and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202082325U true CN202082325U (en) | 2011-12-21 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201320066U Expired - Fee Related CN202082325U (en) | 2011-04-28 | 2011-04-28 | Plate reed, steel plate spring assembly with plate reed and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202082325U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106627019A (en) * | 2016-12-13 | 2017-05-10 | 张圣鑫 | Improvement structure of plate spring type suspension |
-
2011
- 2011-04-28 CN CN2011201320066U patent/CN202082325U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106627019A (en) * | 2016-12-13 | 2017-05-10 | 张圣鑫 | Improvement structure of plate spring type suspension |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111221 Termination date: 20170428 |
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| CF01 | Termination of patent right due to non-payment of annual fee |