CN114013234B - Plate spring structure of double-axle vehicle - Google Patents
Plate spring structure of double-axle vehicle Download PDFInfo
- Publication number
- CN114013234B CN114013234B CN202111302819.XA CN202111302819A CN114013234B CN 114013234 B CN114013234 B CN 114013234B CN 202111302819 A CN202111302819 A CN 202111302819A CN 114013234 B CN114013234 B CN 114013234B
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- lifting lug
- spring
- plate
- spring plate
- lifting
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- 238000005452 bending Methods 0.000 claims abstract description 19
- 230000009977 dual effect Effects 0.000 claims description 3
- 238000010276 construction Methods 0.000 claims 1
- 230000000149 penetrating effect Effects 0.000 claims 1
- 239000000725 suspension Substances 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G11/00—Resilient suspensions characterised by arrangement, location or kind of springs
- B60G11/02—Resilient suspensions characterised by arrangement, location or kind of springs having leaf springs only
- B60G11/04—Resilient suspensions characterised by arrangement, location or kind of springs having leaf springs only arranged substantially parallel to the longitudinal axis of the vehicle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G11/00—Resilient suspensions characterised by arrangement, location or kind of springs
- B60G11/02—Resilient suspensions characterised by arrangement, location or kind of springs having leaf springs only
- B60G11/10—Resilient suspensions characterised by arrangement, location or kind of springs having leaf springs only characterised by means specially adapted for attaching the spring to axle or sprung part of the vehicle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2202/00—Indexing codes relating to the type of spring, damper or actuator
- B60G2202/10—Type of spring
- B60G2202/11—Leaf spring
- B60G2202/112—Leaf spring longitudinally arranged
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
The invention provides a double-shaft car plate spring structure, which comprises a spring plate group and lifting lugs; the lifting lugs comprise two first lifting lugs and a second lifting lug, the second lifting lug is positioned between the two first lifting lugs, and the first lifting lug and the second lifting lug are both arranged on the bottom of the frame; the number of the spring plate sets is two, the head ends of the spring plate sets are fixedly connected with fixing rings, shaft holes are formed in the fixing rings, the tail ends of the spring plate sets are fixedly provided with reverse hook-shaped bending parts, and the bending parts are bent inwards until the bending parts are close to the upper surfaces of the spring plate sets and are abutted to the upper surfaces of the spring plate sets, so that roller cavities are formed; according to the double-shaft vehicle plate spring structure, the spring plate group and the lifting lugs are arranged, so that when uneven ground is met, the front wheels move upwards, the rear wheels move downwards, the safety of the vehicle with the double-shaft vehicle plate spring structure when the vehicle meets the uneven ground can be ensured as much as possible, the quality requirement of the double-shaft vehicle plate spring structure is reduced, the possibility of breakage of the spring plate is reduced, the bumping degree of the vehicle body is low, and the damage to the vehicle is avoided.
Description
Technical Field
The invention relates to the field of vehicle body suspension systems, in particular to a double-shaft vehicle plate spring structure.
Background
The leaf spring is a main elastic element of the non-independent suspension, and plays a role in guiding besides bearing the load of the vehicle, namely, the leaf spring is stressed in the vertical direction and also stressed in the lateral direction in the actual use process.
When a vehicle passes through complex terrains, the requirements of severe surface conditions on the plate spring structure of the vehicle are very high, the existing plate spring structure is not suitable for the complex terrains, the spring plate is easy to break, and the bumping degree of the vehicle body is high, so that the vehicle is damaged.
Accordingly, improvements in the art are needed.
Disclosure of Invention
The invention aims to provide an efficient double-shaft car plate spring structure.
In order to solve the technical problems, the invention provides a double-shaft car plate spring structure, which comprises a spring plate group and lifting lugs;
the lifting lugs comprise two first lifting lugs and a second lifting lug, the second lifting lug is positioned between the two first lifting lugs, and the first lifting lug and the second lifting lug are both arranged on the bottom of the frame;
the number of the spring plate sets is two, the head ends of the spring plate sets are fixedly connected with fixing rings, shaft holes are formed in the fixing rings, the tail ends of the spring plate sets are fixedly provided with reverse hook-shaped bending parts, and the bending parts are bent inwards until the bending parts are close to the upper surfaces of the spring plate sets and are abutted to the upper surfaces of the spring plate sets, so that roller cavities are formed;
a balance weight is hinged on the second lifting lug, two ends of the balance weight are respectively provided with an auxiliary plate,
the head end of one spring plate group is hinged with one auxiliary plate of the balance weight of the second lifting lug, and the tail end of the spring plate group is movably connected with the first lifting lug on the left side through a bending part;
the head end of the other spring plate group is movably connected with the first lifting lug on the right side through a bending part, and the tail end of the other spring plate group is hinged with the other auxiliary plate of the balance weight of the second lifting lug.
As an improvement on the structure of the double-shaft car plate spring:
a rotating shaft is arranged on the first lifting lug;
the second lifting lug is hinged with a balance weight, a shaft hole is formed in the middle of the balance weight, a rotating shaft is arranged on the second lifting lug, the rotating shaft of the second lifting lug penetrates through the shaft hole of the balance weight to realize hinging, two ends of the balance weight are respectively provided with an auxiliary plate which faces to the opposite side of the second lifting lug and is obliquely upwards arranged, and the rotating shaft is arranged on the auxiliary plate;
the head end of one spring plate group is hinged with one auxiliary plate of the balance weight of the second lifting lug through a fixed ring, and the tail end of the spring plate group is movably connected with the first lifting lug on the left side through a bending part;
the head end of the other spring plate group is movably connected with the first lifting lug on the right side, and the tail end of the other spring plate group is hinged with the other auxiliary plate of the balance weight of the second lifting lug through a fixed ring;
the first lifting lug and the second lifting lug are connected with the bending part of the spring plate group, and the rotating shafts of the first lifting lug and the second lifting lug penetrate through the roller cavity so as to achieve movable connection.
As an improvement on the structure of the double-shaft car plate spring:
the spring plate group is provided with a spring seat close to the middle position, the spring seat comprises an upper base plate, a lower base plate and a U-shaped connecting rod, and the upper base plate and the lower base plate are respectively positioned on the upper surface and the lower surface of the spring plate group;
the opening of the U-shaped connecting rod is downward, and the two ends of the U-shaped connecting rod penetrate through the upper base plate and the lower base plate and then are fixed, so that a plate spring seat for an axle penetrates through the connecting hole.
As an improvement on the structure of the double-shaft car plate spring:
the spring plate group is provided with fixing pieces at two sides of the spring seat.
As an improvement on the structure of the double-shaft car plate spring:
the upper surface of the upper backing plate is provided with an arc-shaped groove matched with a plate spring seat of an axle.
As an improvement on the structure of the double-shaft car plate spring:
the auxiliary plate faces to the opposite side of the second lifting lug and is obliquely arranged upwards.
The double-shaft vehicle plate spring structure has the technical advantages that:
according to the double-shaft vehicle plate spring structure, the spring plate group and the lifting lugs are arranged, so that when uneven ground is met, the front wheels move upwards, the rear wheels move downwards, the safety of the vehicle with the double-shaft vehicle plate spring structure when the vehicle meets the uneven ground can be ensured as much as possible, the quality requirement of the double-shaft vehicle plate spring structure is reduced, the possibility of breakage of the spring plate is reduced, the bumping degree of the vehicle body is low, and the damage to the vehicle is avoided.
Drawings
The following describes the embodiments of the present invention in further detail with reference to the accompanying drawings.
FIG. 1 is a schematic view of a leaf spring structure of a dual axle vehicle of the present invention;
fig. 2 is an enlarged schematic view of the spring plate assembly 1 of fig. 1.
Detailed Description
The invention will be further described with reference to specific examples, but the scope of the invention is not limited thereto.
Embodiment 1, a double-shaft vehicle plate spring structure, as shown in fig. 1, comprises a spring plate group 1 and lifting lugs;
the lifting lugs comprise two first lifting lugs 21 and one second lifting lug 22, the second lifting lug 22 is positioned between the two first lifting lugs 21, and the first lifting lug 21 and the second lifting lug 22 are both arranged on the bottom of the frame.
The number of the spring plate groups 1 is two, the structures of the two spring plate groups are the same, the head end of the spring plate group 1 is fixedly connected with a fixed ring 11, a shaft hole is formed in the fixed ring 11, the tail end of the spring plate group 1 is fixedly provided with a reverse hook-shaped bending part 12, and the bending part 12 bends inwards until being close to abutting with the upper surface of the spring plate group 1, so that a roller cavity 121 is formed.
The first lifting lug 21 is provided with a rotating shaft;
the second lifting lug 22 is hinged with a balance weight 3, a shaft hole is formed in the middle position of the balance weight 3, a rotating shaft is arranged on the second lifting lug 22, the rotating shaft of the second lifting lug 22 penetrates through the shaft hole of the balance weight 3 so as to realize hinging, two ends of the balance weight 3 are respectively provided with an auxiliary plate 31 which faces to the opposite side of the second lifting lug 22 and is obliquely upwards arranged, and the rotating shaft is arranged on the auxiliary plate 31;
the head end of one spring plate group 1 is hinged with the rotating shaft of one auxiliary plate 31 of the balance weight 3 of the second lifting lug 22 through a fixed ring 11, and the tail end is movably connected with the first lifting lug 21 on the left side through a roller cavity 121;
the head end of the other spring plate group 1 is movably connected with the first lifting lug 21 on the right side through a roller cavity 121, and the tail end is hinged with the rotating shaft of the other auxiliary plate 31 of the balance block 3 of the second lifting lug 22 through a fixed ring 11;
when the first lifting lug 21 and the second lifting lug 22 are connected with the roller cavity 121 of the spring plate group 1, the rotating shafts of the first lifting lug 21 and the second lifting lug 22 penetrate through the roller cavity 121 to be movably connected, and the size of the roller cavity 121 is far larger than that of the rotating shafts of the first lifting lug 21 and the second lifting lug 22 so that the rotating shafts of the first lifting lug 21 and the second lifting lug 22 roll back and forth in the roller cavity 121.
The spring plate group 1 is near the intermediate position and installs the spring holder, and the spring holder includes upper backing plate 41, lower bolster 42 and U-shaped connecting rod 43, and upper backing plate 41 and lower bolster 42 are located spring plate group 1 upper surface and lower surface respectively, and upper backing plate 41 upper surface is provided with the arc groove that matches with the plate spring seat of axle.
The U-shaped connecting rod 43 is opened downwards, and both ends of the U-shaped connecting rod 43 pass through the upper backing plate 41 and the lower backing plate 42 to be fixed, so that a plate spring seat for an axle passes through the connecting hole.
The spring plate package 1 is also provided with fixing members 5 on both sides of the spring seat, the fixing members 5 being used to increase the strength of the spring plate package 1.
When encountering uneven complex terrain, the wheels transmit force to the spring plate group 1 through the spring seats; at this time, the spring plate set 1 drives the balance weight 3 to rotate by taking the rotating shaft of the first lifting lug 21 as the axis, so that the two spring plate sets 1 rotate relatively, and the front wheel and the rear wheel can be ensured to be in contact with the ground.
For example:
when the front wheel encounters a bump, the corresponding spring plate set 1 rotates clockwise by taking the end provided with the fixed ring 11 as the axis, and the end provided with the bending part 12 of the spring plate set 1 drives the balance weight 3 to rotate anticlockwise; the front wheels move upward.
The other end of the balance weight 3 drives the other spring plate group 1 to rotate clockwise, and the other spring plate group 1 also rotates clockwise relative to the end provided with the fixed ring 11; the rear wheels move downward.
The safety of the invention when encountering uneven ground can be ensured as much as possible when the front wheel moves upwards and the rear wheel moves downwards, the quality requirement of the plate spring structure of the vehicle is reduced, the possibility of breaking the spring plate is reduced, the bumping degree of the vehicle body is low, and the damage to the vehicle is avoided.
Finally, it should also be noted that the above list is merely a few specific embodiments of the present invention. Obviously, the invention is not limited to the above embodiments, but many variations are possible. All modifications directly derived or suggested to one skilled in the art from the present disclosure should be considered as being within the scope of the present invention.
Claims (5)
1. Biax car leaf spring structure, its characterized in that: comprises a spring plate group (1) and lifting lugs;
the lifting lugs comprise two first lifting lugs (21) and one second lifting lug (22), the second lifting lug (22) is positioned between the two first lifting lugs (21), and the first lifting lugs (21) and the second lifting lugs (22) are both arranged on the bottom of the frame;
the number of the spring plate groups (1) is two, the head end of the spring plate group (1) is fixedly connected with a fixed ring (11), the fixed ring (11) is provided with a shaft hole, the tail end of the spring plate group (1) is fixedly provided with a reverse hook-shaped bending part (12), and the bending part (12) is bent inwards until approaching to the upper surface of the spring plate group (1) to be abutted, so that a roller cavity (121) is formed;
a balance block (3) is hinged on the second lifting lug (22), two ends of the balance block (3) are respectively provided with an auxiliary plate (31),
the head end of one spring plate group (1) is hinged with one auxiliary plate (31) of the balance weight (3) of the second lifting lug (22), and the tail end is movably connected with the first lifting lug (21) on the left side through a bending part (12);
the head end of the other spring plate group (1) is movably connected with the first lifting lug (21) on the right side through a bending part (12), and the tail end is hinged with the other auxiliary plate (31) of the balance weight (3) of the second lifting lug (22).
2. The dual axle vehicle leaf spring structure of claim 1 wherein:
a rotating shaft is arranged on the first lifting lug (21);
the second lifting lug (22) is hinged with a balance weight (3), a shaft hole is formed in the middle position of the balance weight (3), a rotating shaft is arranged on the second lifting lug (22), the rotating shaft of the second lifting lug (22) penetrates through the shaft hole of the balance weight (3) to realize hinging, two ends of the balance weight (3) are respectively provided with an auxiliary plate (31) which faces to the opposite side of the second lifting lug (22) and is obliquely upwards arranged, and the rotating shaft is arranged on the auxiliary plate (31);
the head end of one spring plate group (1) is hinged with one auxiliary plate (31) of a balance block (3) of a second lifting lug (22) through a fixed ring (11), and the tail end is movably connected with a first lifting lug (21) on the left side through a bending part (12);
the head end of the other spring plate group (1) is movably connected with the first lifting lug (21) on the right side, and the tail end of the other spring plate group is hinged with the other auxiliary plate (31) of the balance block (3) of the second lifting lug (22) through the fixed ring (11);
the first lifting lug (21) and the second lifting lug (22) are connected with the bending part (12) of the spring plate group (1) through the rotating shafts of the first lifting lug (21) and the second lifting lug (22) penetrating through the roller cavity (121) so as to achieve movable connection.
3. The biaxial car leaf spring structure according to claim 2, characterized in that:
the spring plate set (1) is provided with a spring seat close to the middle position, the spring seat comprises an upper base plate (41), a lower base plate (42) and a U-shaped connecting rod (43), and the upper base plate (41) and the lower base plate (42) are respectively positioned on the upper surface and the lower surface of the spring plate set (1);
the opening of the U-shaped connecting rod (43) is downward, and both ends of the U-shaped connecting rod (43) penetrate through the upper base plate (41) and the lower base plate (42) to be fixed, so that a plate spring seat for an axle penetrates through the connecting hole.
4. A two-axle leaf spring construction as claimed in claim 3 wherein:
the spring plate group (1) is provided with fixing pieces (5) at two sides of the spring seat.
5. The dual axle leaf spring structure of claim 4 wherein:
the upper surface of the upper backing plate (41) is provided with an arc-shaped groove matched with a plate spring seat of an axle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111302819.XA CN114013234B (en) | 2021-11-05 | 2021-11-05 | Plate spring structure of double-axle vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111302819.XA CN114013234B (en) | 2021-11-05 | 2021-11-05 | Plate spring structure of double-axle vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114013234A CN114013234A (en) | 2022-02-08 |
| CN114013234B true CN114013234B (en) | 2023-11-17 |
Family
ID=80061416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111302819.XA Active CN114013234B (en) | 2021-11-05 | 2021-11-05 | Plate spring structure of double-axle vehicle |
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| Country | Link |
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| CN (1) | CN114013234B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU5800401A (en) * | 2000-08-14 | 2002-03-14 | Jsw Parts Pty Ltd | Reinforcing spring for a vehicle leaf spring |
| CN201721279U (en) * | 2010-05-14 | 2011-01-26 | 青岛吉祥荣机械有限公司 | Balance suspension |
| CN206201887U (en) * | 2016-11-25 | 2017-05-31 | 唐鸿重工专用汽车股份有限公司 | Semitrailer is without pull bar suspension |
| CN208393014U (en) * | 2018-06-15 | 2019-01-18 | 湖北三环智能科技有限公司 | A kind of automatic driving vehicle equalizing suspension system |
| CN109606045A (en) * | 2018-12-19 | 2019-04-12 | 中国汽车工程研究院股份有限公司 | Three pieces spring structure and automobile |
| CN111591199A (en) * | 2020-05-20 | 2020-08-28 | 金华和美休闲用品有限公司 | Yacht trailer |
-
2021
- 2021-11-05 CN CN202111302819.XA patent/CN114013234B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU5800401A (en) * | 2000-08-14 | 2002-03-14 | Jsw Parts Pty Ltd | Reinforcing spring for a vehicle leaf spring |
| CN201721279U (en) * | 2010-05-14 | 2011-01-26 | 青岛吉祥荣机械有限公司 | Balance suspension |
| CN206201887U (en) * | 2016-11-25 | 2017-05-31 | 唐鸿重工专用汽车股份有限公司 | Semitrailer is without pull bar suspension |
| CN208393014U (en) * | 2018-06-15 | 2019-01-18 | 湖北三环智能科技有限公司 | A kind of automatic driving vehicle equalizing suspension system |
| CN109606045A (en) * | 2018-12-19 | 2019-04-12 | 中国汽车工程研究院股份有限公司 | Three pieces spring structure and automobile |
| CN111591199A (en) * | 2020-05-20 | 2020-08-28 | 金华和美休闲用品有限公司 | Yacht trailer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114013234A (en) | 2022-02-08 |
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