CN201287600Y - Trailer hanging device - Google Patents
Trailer hanging device Download PDFInfo
- Publication number
- CN201287600Y CN201287600Y CNU2008201395516U CN200820139551U CN201287600Y CN 201287600 Y CN201287600 Y CN 201287600Y CN U2008201395516 U CNU2008201395516 U CN U2008201395516U CN 200820139551 U CN200820139551 U CN 200820139551U CN 201287600 Y CN201287600 Y CN 201287600Y
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- CN
- China
- Prior art keywords
- torsion bar
- crossbeam
- castellated shaft
- bar spring
- trailer
- 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.)
- Expired - Lifetime
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Abstract
The utility model belongs to the vehicle technical field, which relates to a trailer hanging device, The trailer hanging device comprises two tire shafts arranged on two sides of a trailer, balanced knuckles, a spline shaft and a coating torsion bar support, an anti-rotating retaining pin is arranged between the balanced knuckles and the spline shaft, the two balanced knuckles are respectively welded with a support for fixing a shock absorber, the outer end of the spline shaft is equipped with a groove and is additionally equipped with a reinforced jackscrew, the inner end of the spline shaft is equipped with a groove which is internally equipped with an eccentric baffle plate, a screw nail embedded in a sealing lubricating device connects the eccentric baffle plate with a metal torsion bar spring, the smaller end of the metal torsion bar spring is equipped with a groove, a clamping plate is locked in the groove, the outside of the spline shaft is connected with the torsion bar support through a large lining and a small lining, the bottom of the torsion bar support is equipped with a screw nail fixing hole and a reinforced jackscrew penetrating hole, and the torsion bar support is fixedly connected with a hanging transverse beam through the screw nail fixing hole and the reinforced jackscrew penetrating hole. The trailer hanging device utilizes the metal torsion bar spring as a shock absorbing element, thereby having more stable, safer and more reliable property.
Description
Technical field
The utility model belongs to the vehicle technology field, is specifically related to a kind of trailer suspension gear.
Background technology
The trailer suspension gear is one of vehicle important composition, it flexibly couples together vehicle frame vehicle body and wheel, be mainly used in a shear force and the moment of transfer function between wheel, vehicle frame, and relax the impact load that level road is not passed to vehicle frame, the vibration of the bearing system that decay is caused by impact load.Elastic element is a critical component of forming suspension, and it mainly is to support the above tare of suspension, relaxes the road shocks load of passing to vehicle frame, plays the effect of supporting damping.In the prior art, the elastic element in the suspension gear is of a great variety, as steel spring, coil spring, torsion bar spring, gas spring, rubber spring, turn round plate spring etc.Structure is various, but mostly be on corresponding spring, to beat perforating, spring one end is fixed with the crossbeam that is connected vehicle frame, the other end is fixed with the balance arm that is connected wheel, though all can realize stored energy, relaxes and impacts, the effect of decay vibrations, but in actual use, exist elastic element to twist off, the potential safety hazard that wheel is deviate from more.
Summary of the invention
The purpose of this utility model is just in order to solve the deficiencies in the prior art, and proposes a kind of trailer suspension gear, and this device is a damper element with the metal torsion bar spring, makes trailer suspension gear performance more stable, safety and reliability.
The technical solution of the utility model: a kind of trailer suspension gear, comprise two tire axles that are arranged on the trailer both sides, on two tire axles, fix a balance arm respectively, dress castellated shaft in the balance arm, the overcoat torsion bar anchor, connect the end seal lubrication device is set, torsion bar anchor is welded in the suspension crossbeam that is fixed on the trailer; In hanging crossbeam two metal torsion bar spring are set, the big end of metal torsion bar spring is connected with castellated shaft, and the small end frame makes the metal torsion bar spring and hang between the crossbeam to form normal-running fit on being welded in the small rack that hangs in the crossbeam.Therefore between balance arm and castellated shaft, be provided with the anti-rotation banking pin, can actv. prevent the radially rotation between castellated shaft and the balance arm; On two balance arms, weld a fixing bumper support respectively; A groove is offered in the outer end of castellated shaft, sets up the reinforcing jackscrew; One eccentric baffle plate is installed in the groove that the inner end of castellated shaft is offered, and the screw that is embedded in the seal lubrication device couples together eccentric baffle plate and metal torsion bar spring; Metal torsion bar spring small end fluting, card has clamp in the groove, and clamp and eccentric baffle plate can reduce the influence that perforate is transmitted metal torsion bar spring moment of torsion to greatest extent when preventing the balance arm end float misalignment; The outside of castellated shaft is connected with torsion bar anchor with little lining by Large lining, the torsion bar anchor bottom is offered a screw fixed hole and and is reinforced the jackscrew perforating, by two holes torsion bar anchor and suspension crossbeam are securely linked together, the lubricating oil inlet hole also can be done in two holes simultaneously, by this two hole Large lining, little lining, castellated shaft is lubricated; Hang crossbeam middle part perforate, make things convenient for the welding of small rack and the installation of clamp, cover plate is connected by attaching screw on the small rack that hangs in the crossbeam, the perforate of sealed suspension crossbeam middle part.
The beneficial effects of the utility model:
1, the utility model is provided with two independently metal torsion bar spring, and in the end of metal torsion bar spring by torsion bar anchor and small rack with hang crossbeam and captive joint, make the both sides of single-piece suspension gear constitute independent structures respectively, when therefore the single wheel that causes when the road injustice jolts, metal torsion bar spring fabricate block can be that fulcrum reverses in a side and releases energy with the small rack, and it can be delivered to opposite side, thereby the directional tagging when finishing the balance arm rotation better, the smooth running of maintenance vehicle.
2, the utility model passes torsion bar anchor, small rack, suspension crossbeam and is fixed on the screw hole that hangs on the crossbeam owing to being provided with, particularly an end of metal torsion bar spring is offered groove, the clamp of in groove, packing into, the other end is offered screw hole, the screw that is embedded in the seal lubrication device connects eccentric baffle plate and metal torsion bar spring, when preventing metal torsion bar spring end float misalignment, can reduce perforate to greatest extent to the influence that metal torsion bar spring moment of torsion transmits, improve the safe reliability that the metal torsion bar spring is used dramatically.
3, the utility model is owing to be provided with the anti-rotation banking pin between balance arm and castellated shaft, therefore can actv. prevents the radially rotation between castellated shaft and the balance arm.
4, welding one fixing bumper support on the balance arm has made things convenient for the installation and the conciliation of bumper, and damping effect is better.
5, castellated shaft inside is offered groove and is set up a pair of eccentric baffle plate, and groove is offered in the outside, is provided with one and prevents that the metal torsion bar spring from rupturing suddenly, the reinforcing jackscrew that tire is deviate from; Make connection safety and reliability of the present utility model.
The utility model good springiness, load-carrying capacity is strong, safety and reliability, it can be widely used in the various trailer suspension.
Description of drawings
The utility model has 3 width of cloth accompanying drawings, and wherein Fig. 1 is a most preferred embodiment of the present utility model, also is Figure of abstract of the present utility model.
Fig. 1, be the utility model structural representation;
Fig. 2, be the local enlarged diagram of Fig. 1;
Fig. 3, be the left view of Fig. 1.
The specific embodiment
Below in conjunction with accompanying drawing most preferred embodiment of the present utility model is described in detail.
As shown in Figure 1, 2, 3, a kind of trailer suspension gear, by tire axle 1, balance arm 2, anti-rotation banking pin 3, seal lubrication device 4, castellated shaft 5, fixedly bumper with support 6, metal torsion bar spring 7, Large lining 8, little lining 9, torsion bar anchor 10, hang crossbeam 11, cover plate 12, clamp 13, small rack 14, reinforce jackscrew 15, screw 16, eccentric baffle plate 17, screw 18, attaching screw 19 form.The utility model part same as the prior art comprises that two are arranged on the tire axle 1 of trailer both sides, on two tire axles 1, fix a balance arm 2 respectively, dress castellated shaft 5 in the balance arm 2, overcoat torsion bar anchor 10, connect the end seal lubrication device 4 is set, torsion bar anchor 10 is welded in the suspension crossbeam 11 that is fixed on the trailer; In hanging crossbeam 11 two metal torsion bar spring 7 are set, the big end of metal torsion bar spring 7 is connected with castellated shaft 5, and the small end frame makes metal torsion bar spring 7 and hang between the crossbeam 11 to form normal-running fit on being welded in the small rack 14 that hangs in the crossbeam 11.
Therefore the utility model difference from prior art is, is provided with anti-rotation banking pin 3 between balance arm 2 and castellated shaft 5, can actv. prevents the radially rotation between castellated shaft 5 and the balance arm 2; On two balance arms 2, weld respectively one fixedly bumper with support 6; A groove is offered in the outer end of castellated shaft 5, sets up and reinforces jackscrew 15; One eccentric baffle plate 17 is installed in the groove that the inner end of castellated shaft 5 is offered, and the screw 18 that is embedded in the seal lubrication device 4 couples together eccentric baffle plate 17 with metal torsion bar spring 7; Metal torsion bar spring 7 small end fluting, card has clamp 13 in the groove, and clamp 13 and eccentric baffle plate 17 can reduce the influence that perforate is transmitted metal torsion bar spring 7 moments of torsion to greatest extent when preventing balance arm 2 end float misalignments; The outside of castellated shaft 5 is connected with torsion bar anchor 10 with little lining 9 by Large lining 8, torsion bar anchor 10 bottoms are offered a screw 16 fixed orifices and and are reinforced jackscrew 15 perforatings, by two holes torsion bar anchor 10 and suspension crossbeam 11 are securely linked together, the lubricating oil inlet hole also can be done in two holes simultaneously, by this two hole Large lining 8, little lining 9, castellated shaft 5 is lubricated; Hang crossbeam 11 middle part perforates, make things convenient for the welding of small rack 14 and the installation of clamp 13, cover plate 12 is connected by attaching screw 19 on the small rack 14 that hangs in the crossbeam 11, the perforate of sealed suspension crossbeam 11 middle parts.
During vehicle ', because what the road injustice caused jolts, can through balance arm 2 impact load and moment of torsion be passed to metal torsion bar spring 7 by the tire axle 1 of a side, metal torsion bar spring 7 is the fulcrum independent torsional with fixing small rack 14, alleviate impact load and vibrations, and moment of torsion can not passed to opposite side, make the utility model bonded assembly trailer travel more stable, the big end of metal torsion bar spring 7 is offered screw hole simultaneously, and eccentric baffle plate 17 is set, the small end fluting, clamp 13 is set, limited the longitudinal travel between metal torsion bar spring 7 and the castellated shaft 5, offered groove on the castellated shaft 5, set up and reinforce jackscrew 15, even metal torsion bar spring 7 is twisted off, tire can not take place yet take off axle suddenly, the phenomenon that causes a serious accident has improved the stability and the reliability of suspension gear to the utmost.
Claims (1)
1, a kind of trailer suspension gear, comprise two the tire axles (1) that are arranged on the trailer both sides, on two tire axles (1), fix a balance arm (2) respectively, dress castellated shaft (5) in the balance arm (2), overcoat torsion bar anchor (10), connect the end seal lubrication device (4) is set, torsion bar anchor (10) is welded in the suspension crossbeam (11) that is fixed on the trailer; In hanging crossbeam (11), two metal torsion bar spring (7) are set, the big end of metal torsion bar spring (7) is connected with castellated shaft (5), the small end frame is on being welded in the small rack (14) that hangs in the crossbeam (11), make metal torsion bar spring (7) and hang between the crossbeam (11) and form normal-running fit, therefore it is characterized in that: be provided with anti-rotation banking pin (3) between balance arm (2) and the castellated shaft (5), can actv. prevent the radially rotation between castellated shaft (5) and the balance arm (2); On two balance arms (2), weld respectively one fixedly bumper with support (6); A groove is offered in the outer end of castellated shaft (5), sets up and reinforces jackscrew (15); One eccentric baffle plate (17) is installed in the groove that the inner end of castellated shaft (5) is offered, and the screw (18) that is embedded in the seal lubrication device (4) couples together eccentric baffle plate (17) and metal torsion bar spring (7); Metal torsion bar spring (7) small end fluting, card has clamp (13) in the groove, and clamp (13) and eccentric baffle plate (17) can reduce the influence that perforate is transmitted metal torsion bar spring (7) moment of torsion to greatest extent when preventing balance arm (2) end float misalignment; The outside of castellated shaft (5) is connected with torsion bar anchor (10) with little lining (9) by Large lining (8), torsion bar anchor (10) bottom is offered a screw (16) fixed orifice and and is reinforced jackscrew (15) perforating, by two holes torsion bar anchor (10) and suspension crossbeam (11) are securely linked together, the lubricating oil inlet hole also can be done in two holes simultaneously, by this two hole Large lining (8), little lining (9), castellated shaft (5) is lubricated; Hang crossbeam (11) middle part perforate, make things convenient for the welding of small rack (14) and the installation of clamp (13), cover plate (12) is connected by attaching screw (19) on the small rack (14) that hangs in the crossbeam (11), the perforate of sealed suspension crossbeam (11) middle part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201395516U CN201287600Y (en) | 2008-10-24 | 2008-10-24 | Trailer hanging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201395516U CN201287600Y (en) | 2008-10-24 | 2008-10-24 | Trailer hanging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201287600Y true CN201287600Y (en) | 2009-08-12 |
Family
ID=40979272
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201395516U Expired - Lifetime CN201287600Y (en) | 2008-10-24 | 2008-10-24 | Trailer hanging device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201287600Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102602243A (en) * | 2011-11-28 | 2012-07-25 | 安徽奥泰特种车桥有限公司 | Flexible axle assembly |
| CN103144727A (en) * | 2013-03-29 | 2013-06-12 | 重庆宗申发动机制造有限公司 | Torsion rod damping device for motor tricycle |
| CN103991488A (en) * | 2014-03-25 | 2014-08-20 | 国家电网公司 | Climbing device of intelligent detection robot for insulator strings and control method of climbing device |
| CN104002881A (en) * | 2014-05-30 | 2014-08-27 | 北京北方车辆集团有限公司 | Low-loss high-efficiency lubricating torsion bar support assembly |
| CN109532363A (en) * | 2018-11-23 | 2019-03-29 | 武汉理工大学 | A kind of integrated form independent suspension by trailing arms system |
| CN110450762A (en) * | 2019-08-08 | 2019-11-15 | 山东康姆勒发电机有限公司 | A kind of military heavy high-speed aerodynamic brake disc brake vehicle bridge |
| CN111716975A (en) * | 2020-07-29 | 2020-09-29 | 北京北方车辆集团有限公司 | Independent suspension system of trailer |
| EP3838634A1 (en) * | 2019-12-19 | 2021-06-23 | Knott GmbH | Trailing arm for vehicle trailers |
-
2008
- 2008-10-24 CN CNU2008201395516U patent/CN201287600Y/en not_active Expired - Lifetime
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102602243A (en) * | 2011-11-28 | 2012-07-25 | 安徽奥泰特种车桥有限公司 | Flexible axle assembly |
| CN103144727A (en) * | 2013-03-29 | 2013-06-12 | 重庆宗申发动机制造有限公司 | Torsion rod damping device for motor tricycle |
| CN103144727B (en) * | 2013-03-29 | 2015-10-28 | 重庆宗申发动机制造有限公司 | The torsion bar type vibration damping equipment of motor tricycle |
| CN103991488A (en) * | 2014-03-25 | 2014-08-20 | 国家电网公司 | Climbing device of intelligent detection robot for insulator strings and control method of climbing device |
| CN103991488B (en) * | 2014-03-25 | 2016-08-17 | 国家电网公司 | A kind of insulator chain Intelligent Measurement robot climbing device and control method thereof |
| CN104002881A (en) * | 2014-05-30 | 2014-08-27 | 北京北方车辆集团有限公司 | Low-loss high-efficiency lubricating torsion bar support assembly |
| CN109532363A (en) * | 2018-11-23 | 2019-03-29 | 武汉理工大学 | A kind of integrated form independent suspension by trailing arms system |
| CN109532363B (en) * | 2018-11-23 | 2022-07-08 | 武汉理工大学 | Integrated trailing arm type independent suspension system |
| CN110450762A (en) * | 2019-08-08 | 2019-11-15 | 山东康姆勒发电机有限公司 | A kind of military heavy high-speed aerodynamic brake disc brake vehicle bridge |
| EP3838634A1 (en) * | 2019-12-19 | 2021-06-23 | Knott GmbH | Trailing arm for vehicle trailers |
| CN111716975A (en) * | 2020-07-29 | 2020-09-29 | 北京北方车辆集团有限公司 | Independent suspension system of trailer |
| CN111716975B (en) * | 2020-07-29 | 2024-05-14 | 北京北方车辆集团有限公司 | Independent suspension system of trailer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090812 |
|
| CX01 | Expiry of patent term |