CN110509735B - Composite air suspension for bobbin bridge - Google Patents
Composite air suspension for bobbin bridge Download PDFInfo
- Publication number
- CN110509735B CN110509735B CN201910802801.2A CN201910802801A CN110509735B CN 110509735 B CN110509735 B CN 110509735B CN 201910802801 A CN201910802801 A CN 201910802801A CN 110509735 B CN110509735 B CN 110509735B
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- China
- Prior art keywords
- spring beam
- air bag
- mounting
- bridge
- elastomer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000000725 suspension Substances 0.000 title claims abstract description 19
- 239000002131 composite material Substances 0.000 title claims abstract description 12
- 229920001971 elastomer Polymers 0.000 claims abstract description 50
- 239000000806 elastomer Substances 0.000 claims abstract description 46
- 239000002184 metal Substances 0.000 claims description 18
- 238000009434 installation Methods 0.000 claims description 7
- 238000013016 damping Methods 0.000 abstract description 2
- 230000035939 shock Effects 0.000 description 16
- 239000006096 absorbing agent Substances 0.000 description 11
- 238000010521 absorption reaction Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000001502 supplementing effect 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
- B60G11/26—Resilient suspensions characterised by arrangement, location or kind of springs having fluid springs only, e.g. hydropneumatic springs
- B60G11/27—Resilient suspensions characterised by arrangement, location or kind of springs having fluid springs only, e.g. hydropneumatic springs wherein the fluid is a gas
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G11/00—Resilient suspensions characterised by arrangement, location or kind of springs
- B60G11/26—Resilient suspensions characterised by arrangement, location or kind of springs having fluid springs only, e.g. hydropneumatic springs
- B60G11/28—Resilient suspensions characterised by arrangement, location or kind of springs having fluid springs only, e.g. hydropneumatic springs 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
- B60G13/00—Resilient suspensions characterised by arrangement, location or type of vibration dampers
- B60G13/001—Arrangements for attachment of dampers
- B60G13/005—Arrangements for attachment of dampers characterised by the mounting on the axle or suspension arm of the damper unit
-
- 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
- B60G2202/15—Fluid spring
- B60G2202/152—Pneumatic spring
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
The invention discloses a composite air suspension for a spool bridge, which is characterized by comprising an I-shaped frame, a spring beam bracket and a spring beam, wherein the spring beam bracket and the spring beam are arranged below the I-shaped frame, one end of the spring beam is fixed on the spring beam bracket, the other end of the spring beam is provided with a bridge, a first elastomer shaft sleeve is arranged between the spring beam and the spring beam bracket, a second elastomer shaft sleeve is arranged between the spring beam and the bridge, a vertical air bag and a transverse air bag are arranged on the spring beam, one end of the transverse air bag is connected with the spring beam bracket, the other end of the transverse air bag is fixed on the spring beam, the transverse air bag is arranged between the vertical air bag and the bridge, a limiting device is arranged between the bridge and the I-shaped frame, the vertical air bag and the transverse air bag bear load together so as to meet the bearing capacity of the bridge, the spring beam bracket and the spring beam are connected by adopting the first elastomer shaft sleeve, and the spring beam and the bridge are connected by adopting the second elastomer shaft sleeve, so that the damping performance of the suspension is effectively improved, and the vibration of the vehicle is slowed down.
Description
Technical Field
The invention belongs to the technical field of air suspensions, and particularly relates to a composite air suspension for a spool bridge.
Background
The suspension for the spool bridge is a spool, two ends of a spring beam are connected with a bridge, the middle of the spring beam is connected with a spring beam support, the spring beam support is welded on a frame, all connection nodes between a tire and the frame are rigidly connected, the shock absorption performance of the vehicle is particularly poor, and phenomena such as collision, scratch and fragmentation exist in the transportation process of materials.
Thus, the prior art is to be further investigated.
Disclosure of Invention
The invention aims to provide a composite air suspension for a spool bridge, which has a reasonable structure, and aims to improve the shock absorption performance of the suspension, relieve the vibration of a vehicle and protect transported materials.
In order to solve the problems, the technical scheme is that the composite air suspension for the spool bridge comprises an I-shaped frame, a spring beam support and a spring beam, wherein the spring beam support and the spring beam are arranged below the I-shaped frame, one end of the spring beam is fixed on the spring beam support, the other end of the spring beam is provided with an axle, a first elastomer shaft sleeve is arranged between the spring beam and the spring beam support, a second elastomer shaft sleeve is arranged between the spring beam and the axle, a vertical air bag and a transverse air bag are arranged on the spring beam, one end of the transverse air bag is connected with the spring beam support, the other end of the transverse air bag is fixed on the spring beam, the transverse air bag is arranged between the vertical air bag and the axle, and a limiting device is arranged between the axle and the I-shaped frame.
The transverse air bag is a hyperbolic air bag.
One end of the spring beam is provided with a mounting sleeve, the other end of the spring beam is provided with a mounting shaft, and the spring beam is provided with a transverse air bag bracket and a longitudinal air bag mounting plate.
The spring beam support comprises a top plate and side plates arranged on two sides, a transverse air bag mounting plate is arranged between the two side plates, and a spring beam mounting groove is formed below the mounting plate and between the two side plates.
The side plate is provided with a first mounting hole, the first mounting hole is correspondingly arranged with a mounting sleeve, the side plate is connected with the mounting sleeve through a first pin shaft, a slotted nut is correspondingly arranged between one side of the mounting sleeve and the first pin shaft, a first elastomer bearing is arranged between the mounting sleeve and the first pin shaft, and a step sleeve is arranged between the slotted nut and the first elastomer shaft sleeve.
The first elastomer bearing and the second elastomer bearing are made of rubber materials, the first elastomer bearing is radially provided with two layers of metal frameworks, and the end face of the first elastomer bearing is provided with three layers of metal frameworks.
The second elastomer bearing is radially provided with a side metal framework, and the end face of the second elastomer bearing is provided with three layers of metal frameworks.
The shock absorber is arranged between the side plate and the spring beam, shock absorber mounting columns are arranged on two sides of the spring beam, one end of the shock absorber is fixed on the spring beam support, and the other end of the shock absorber is fixed on the shock absorber mounting columns.
The axle is provided with a second mounting hole corresponding to the mounting shaft, the mounting shaft penetrates through the second mounting hole and is fixed on the axle through a nut, and the second elastomer bearing is arranged between the mounting shaft and the second mounting hole.
The limiting device comprises a limiting bracket arranged on the axle, and a limiting steel wire rope is arranged between the limiting bracket and the I-shaped frame.
The beneficial effects of the invention are as follows:
1. The invention sets up the longitudinal air bag and horizontal air bag and bears the weight of the load jointly, in order to meet the bearing capacity of the axle, set up the horizontal air bag between spring beam and the spring support, set up the shock absorber between spring beam and the spring support, in order to attenuate the vibration from ground, adopt the first elastomer shaft sleeve to connect between spring beam support and spring beam, adopt the second elastomer shaft sleeve to connect between spring beam and axle, raise the shock-absorbing performance of the suspension effectively, slow down the vehicle vibration.
2. The invention sets the first elastic body shaft sleeve to connect the spring beam bracket and the spring beam, adopts the second elastic body shaft sleeve to connect the spring beam and the axle, generates larger radial rigidity and axial rigidity by compression during installation, reduces vibration transmission by filtering vibration from the ground through the two elastic body bearings, simultaneously dampens the vibration by the air bag, and dampens the vibration by the shock absorber, thereby improving the shock absorption effect of the vehicle.
3. The longitudinal air bags are arranged between the spring beam and the I-shaped frame, the longitudinal air bags bear load and absorb shock, are positioned between the tires on two sides and are close to the front end, are limited by the distance between the inner sides of the tires of the axle, and are not enough to meet the requirement of bearing capacity, and the transverse air bags are arranged between the spring beam and the spring frame and mainly supplement the deficiency of the bearing capacity of the longitudinal air bags, and are arranged transversely due to the limitation of space, so that the longitudinal distance is reduced, the whole suspension arrangement is more compact, and better loading and shock absorption effects are achieved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of a partial structure of the present invention;
FIG. 3 is a schematic view of a spring beam construction;
FIG. 4 is a schematic diagram of a spring beam mount mechanism;
FIG. 5 is a schematic view of a partial connection structure of a spring beam and a spring beam bracket;
FIG. 6 is a schematic view of a partial connection of a spring beam to an axle;
FIG. 7 is a partial cross-sectional view of a first elastomeric bushing;
FIG. 8 is a partial cross-sectional view of a second elastomeric bushing;
fig. 9 is a schematic plan view of the present invention.
Detailed Description
In order to clearly illustrate the technical characteristics of the present solution, the present solution is described below by means of specific embodiments and with reference to the accompanying drawings.
As shown in fig. 1-9, a composite air suspension for a spool bridge comprises an i-shaped frame 1, a spring beam support 2 and a spring beam 4, wherein the spring beam support 2 and the spring beam 4 are arranged below the i-shaped frame 1, one end of the spring beam 4 is arranged on the spring beam support, the other end of the spring beam is provided with a bridge 3, a first elastomer shaft sleeve 5 is arranged between the spring beam 4 and the spring beam support 2, a second elastomer shaft sleeve 9 is arranged between the spring beam 4 and the bridge 3, a longitudinal air bag 7 and a transverse air bag 6 are arranged on the spring beam 4, the transverse air bag 6 is a hyperbolic air bag, one end of the transverse air bag 6 is connected with the spring beam support 2, the other end of the transverse air bag 6 is fixed on the spring beam 4, the transverse air bag 6 is arranged between the longitudinal air bag 7 and the bridge 3, and a limiting device is arranged between the bridge 3 and the i-shaped frame 1.
Specifically, the longitudinal air bags 7 and the transverse air bags 6 bear load together, in addition, the transverse air bags 6 are mainly used for supplementing the insufficient capacity of the longitudinal air bags, and the transverse air bags 6 are arranged in a double-curved air bag mode and are transversely arranged due to space limitation, so that the longitudinal distance is reduced, the whole suspension arrangement is more compact, and better loading and damping effects are achieved.
The spring beam 4 one end sets up the installation cover 401, and the other end sets up installation axle 402, the spring beam 4 sets up horizontal gasbag support 403 and vertical gasbag mounting panel 404, the spring beam support 2 includes roof 201 and sets up the curb plate 202 in both sides, set up horizontal gasbag mounting panel 203 between the both sides board, form spring beam mounting groove 204 below horizontal gasbag mounting panel 203 and between the both sides board 202.
Specifically, the transverse air bag 6 has one end connected to the transverse air bag bracket 403, the other end fixed to the transverse air bag mounting plate 203, the longitudinal air bag 7 has one end fixed to the longitudinal air bag mounting plate 404, and the other end fixed to the I-shaped frame 1.
The side plate 202 is provided with a first mounting hole 221, the first mounting hole 221 is correspondingly arranged with a mounting sleeve 401, the side plate 201 is connected with the mounting sleeve 401 through a first pin shaft 10, a slotted nut 11 is correspondingly arranged between one side of the mounting sleeve 401 and the first pin shaft 10, a first elastomer bearing 5 is arranged between the mounting sleeve 401 and the first pin shaft 10, a step sleeve 11 is arranged between the slotted nut 11 and the first elastomer bearing, the first elastomer bearing 5 and the second elastomer bearing 9 are made of rubber materials, two layers of first metal frameworks 501 are radially arranged on the first elastomer bearing 5, and three layers of second metal frameworks 502 are arranged on the end face of the first elastomer bearing 5.
Specifically, the first elastomer bearing 5 is mounted in the mounting sleeve 401, then the spring beam 4 is mounted in the spring beam mounting groove 204 of the spring beam bracket 2, the first pin shaft 10 is used for penetrating through the first mounting hole 221 and the first elastomer bearing 5, then the step sleeve 12 is mounted, and then the step sleeve is screwed and fixed by bolts, so that the first elastomer bearing 5 is deformed by more deformation in the axial direction, and the required axial rigidity is realized. The first elastomer bearing 5 radially adopts two layers of first metal frameworks 501, the end surface adopts three layers of second metal frameworks 502, and a mechanism of a rubber elastomer in a space surrounded by the metal frameworks is formed, and the structure ensures that the rotating point has enough radial rigidity and axial rigidity during installation to control stress and bending moment under complex working conditions such as traction, braking, turning and the like, and meanwhile, the vibration transmitted from the spring beam 4 to the spring beam bracket 2 can be well filtered.
The second mounting holes 301 are formed in the axle 3 corresponding to the mounting shafts 402, the mounting shafts 402 penetrate through the second mounting holes 301 and are fixed to the axle 3 through nuts, the second elastomer bearings 9 are arranged between the mounting shafts 402 and the second mounting holes 301, the second elastomer bearings 9 are radially provided with a layer of first metal framework 501, and the end faces of the second elastomer bearings 9 are provided with three layers of second metal frameworks 502.
Specifically, the second elastomer bearing 9 is mounted to the second mounting hole 301, then the mounting shaft 402 passes through the second mounting hole 301 and is fixed by a nut, a layer of first metal framework 501 is radially adopted, three layers of second metal frameworks 502 are adopted for the end face to mainly improve the axial rigidity, a layer of first metal framework 501 is radially adopted, and besides a certain radial rigidity, a certain elastic deformation is required for the elastomer to realize the rotation between the axle 3 and the spring beam 4, so that the dynamic movement requirement of the axle 3 is met.
The shock absorber 13 is arranged between the side plate 202 and the spring beam 4, shock absorber mounting columns 405 are arranged on two sides of the spring beam 4, one end of the shock absorber 13 is fixed on the spring beam bracket 2, and the other end is fixed on the shock absorber mounting columns 405.
The limiting device comprises a limiting bracket 302 arranged on the axle 3, a limiting steel wire rope 8 is arranged between the limiting bracket 302 and the I-shaped frame 1, specifically, the I-shaped frame 1 is welded on the frame, and the limiting steel wire rope is arranged to limit the axle 3 and the frame.
The foregoing is only a preferred embodiment of the present invention, and it will be apparent to those skilled in the art that numerous modifications and variations can be made without departing from the principles of the invention, and such modifications and variations are considered to be within the scope of the invention.
Claims (5)
1. The composite air suspension for the spool bridge is characterized by comprising an I-shaped frame, a spring beam support and a spring beam, wherein the spring beam support and the spring beam are arranged below the I-shaped frame, one end of the spring beam is fixed on the spring beam support, the other end of the spring beam is provided with a bridge, a first elastomer shaft sleeve is arranged between the spring beam and the spring beam support, a second elastomer shaft sleeve is arranged between the spring beam and the bridge, a longitudinal air bag and a transverse air bag are arranged on the spring beam, one end of the transverse air bag is connected with the spring beam support, the other end of the transverse air bag is fixed on the spring beam, the transverse air bag is arranged between the longitudinal air bag and the bridge, and a limiting device is arranged between the bridge and the I-shaped frame;
one end of the spring beam is provided with an installation sleeve, the other end of the spring beam is provided with an installation shaft, and the spring beam is provided with a transverse air bag bracket and a longitudinal air bag installation plate;
the spring beam support comprises a top plate and side plates arranged on two sides, a transverse air bag mounting plate is arranged between the two side plates, and spring beam mounting grooves are formed below the mounting plate and between the two side plates;
the side plate is provided with a first mounting hole, the first mounting hole is correspondingly arranged with the mounting sleeve, the side plate is connected with the mounting sleeve through a first pin shaft, a slotted nut is correspondingly arranged between one side of the mounting sleeve and the first pin shaft, the first elastomer shaft sleeve is arranged between the mounting sleeve and the first pin shaft, and a step sleeve is arranged between the slotted nut and the first elastomer shaft sleeve;
The axle is provided with a second mounting hole corresponding to the mounting shaft, the mounting shaft penetrates through the second mounting hole and is fixed on the axle through a nut, and the second elastomer shaft sleeve is arranged between the mounting shaft and the second mounting hole;
The transverse air bags are provided with hyperbolic air bags and are transversely arranged;
One end of the transverse air bag is connected with the transverse air bag bracket, the other end of the transverse air bag is fixed on the transverse air bag mounting plate, one end of the longitudinal air bag is fixed on the longitudinal air bag mounting plate, and the other end of the longitudinal air bag is fixed on the I-shaped bracket.
2. The composite air suspension for a spool bridge as claimed in claim 1, wherein the first elastomer shaft sleeve and the second elastomer shaft sleeve are made of rubber, the first elastomer shaft sleeve is radially provided with two layers of metal frameworks, and the end face of the first elastomer shaft sleeve is provided with three layers of metal frameworks.
3. The composite air suspension for a spool bridge according to claim 2, wherein the second elastomer bushing is radially provided with a side metal skeleton, and the end face of the second elastomer bushing is provided with three layers of metal skeletons.
4. A composite air suspension for a spool bridge as claimed in claim 3 wherein a damper is provided between the side plates and the spring beam, damper mounting posts are provided on both sides of the spring beam, one end of the damper being secured to the spring beam bracket and the other end being secured to the damper mounting posts.
5. The composite air suspension for a spool axle of claim 1, wherein the limiting device comprises a limiting bracket arranged on the axle, and a limiting wire rope is arranged between the limiting bracket and the I-shaped frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910802801.2A CN110509735B (en) | 2019-08-28 | 2019-08-28 | Composite air suspension for bobbin bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910802801.2A CN110509735B (en) | 2019-08-28 | 2019-08-28 | Composite air suspension for bobbin bridge |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110509735A CN110509735A (en) | 2019-11-29 |
| CN110509735B true CN110509735B (en) | 2025-03-25 |
Family
ID=68628410
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910802801.2A Active CN110509735B (en) | 2019-08-28 | 2019-08-28 | Composite air suspension for bobbin bridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110509735B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111660724A (en) * | 2020-06-10 | 2020-09-15 | 安徽爱瑞特新能源专用汽车股份有限公司 | Front axle damping device for unmanned sweeping vehicle |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201046654Y (en) * | 2007-05-14 | 2008-04-16 | 中国公路车辆机械有限公司 | Automobile suspension apparatus |
| CN108025612A (en) * | 2015-09-29 | 2018-05-11 | 亨德里克森美国有限责任公司 | Taper axle/suspension system beam for heavy vehicle |
| CN210337485U (en) * | 2019-08-28 | 2020-04-17 | 山东曼迪普机械有限公司 | Composite air suspension for spool bridge |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2855797Y (en) * | 2005-12-19 | 2007-01-10 | 北京柯布克科技开发有限公司 | Hyperbolic, air-sac type four air-spring composite air suspension for driving bridge |
| US20120248725A1 (en) * | 2011-03-28 | 2012-10-04 | Watson & Chalin Manufacturing, Inc. | Suspension system with articulation compliant spring beam bushing |
| CN206201896U (en) * | 2016-11-27 | 2017-05-31 | 清远浩和仪器设计有限公司 | A kind of commercial car rubber suspension of good stability |
-
2019
- 2019-08-28 CN CN201910802801.2A patent/CN110509735B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201046654Y (en) * | 2007-05-14 | 2008-04-16 | 中国公路车辆机械有限公司 | Automobile suspension apparatus |
| CN108025612A (en) * | 2015-09-29 | 2018-05-11 | 亨德里克森美国有限责任公司 | Taper axle/suspension system beam for heavy vehicle |
| CN210337485U (en) * | 2019-08-28 | 2020-04-17 | 山东曼迪普机械有限公司 | Composite air suspension for spool bridge |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110509735A (en) | 2019-11-29 |
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