CN103895619B - folding rescue trailer device with lifting mechanism - Google Patents
folding rescue trailer device with lifting mechanism Download PDFInfo
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- CN103895619B CN103895619B CN201410117827.0A CN201410117827A CN103895619B CN 103895619 B CN103895619 B CN 103895619B CN 201410117827 A CN201410117827 A CN 201410117827A CN 103895619 B CN103895619 B CN 103895619B
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- folding
- folded beam
- crossbeam
- connecting rod
- wheel holder
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- 230000007246 mechanism Effects 0.000 title claims abstract description 33
- 230000003028 elevating effect Effects 0.000 claims abstract description 9
- 230000015556 catabolic process Effects 0.000 claims description 17
- 230000001737 promoting effect Effects 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000012857 repacking Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The invention relates to a folding rescue trailer device with a lifting mechanism, which comprises a storage rack and a trailer unit, wherein the storage rack is arranged in a compartment of a rescue vehicle, the trailer unit comprises a main beam, two folding beams, two cross beams, two wheel supports and two trailer wheels, a folding beam air spring for pushing the folding beams to unfold is arranged between the main beam and the folding beams, the cross beams hinged with the folding beams are arranged on two sides of the folding beams, the two wheel supports are arranged on the cross beams, the trailer wheels are arranged on the wheel supports through a mechanical jack lifting mechanism, and the head end of the main beam is connected with the storage rack through a separable rotation limiting structure. The invention has the beneficial effects that: this trailer device can receive and release completely in the ordinary vehicle of conventional size, need not carry out great repacking to the vehicle, holds in the palm through mechanical type jack elevating system lift wheel for accident, trouble vehicle can directly be hauled to the wheel through the capstan winch and hold in the palm, and need not use the springboard, reduce the part that needs to carry.
Description
Technical field
The present invention relates to the folding breakdown trailer device of a kind of belt lifting mechanism.
Background technology
The vehicle that breakdown trailer cannot normally travel due to fault, accident for traction, special obstacles removing car volume is big, and structure is complicated, special train is special, can only perform trailer task, bad adaptability, acquisition cost and use cost are all significantly high, it is impossible to adapt to the trailer demand of the less Automobile Service Factory of scale.
Summary of the invention
The technical problem to be solved in the present invention is: providing one folding breakdown trailer device, common vehicle can become the breakdown lorry with trailer function through simple transformation, and need not carry springboard and can load accident vehicle.
nullThe technical solution adopted for the present invention to solve the technical problems is: the folding breakdown trailer device of a kind of belt lifting mechanism，Including storage frame and trailer unit，Storage frame is provided with capstan winch，Storage frame is arranged in breakdown lorry compartment，Trailer unit includes girder、Folded beam、Crossbeam、Wheel holder and trailer wheels，The head end of girder is provided with the union joint for being connected with the tow ball of breakdown lorry，The other end of girder is hinged with one end of folded beam，The folded beam air spring promoting folded beam to launch is set between girder and folded beam，The both sides of folded beam have the crossbeam hinged with folded beam，Wheel holder has two，The holder of two wheels is arranged on crossbeam，And lay respectively at the both sides of folded beam，Trailer wheels is arranged in wheel holder by mechanical jack elevating mechanism，The head end of girder is connected by separable rotary position limiting structure with storage frame.
Limit further, folded beam has traction wheel and the folding crossbeam mechanism of the pull rope folding girder, folded beam and the crossbeam simultaneously that utilize capstan winch, folding crossbeam mechanism includes folding connecting rod, screw mandrel and screw, one end of folding connecting rod is hinged with crossbeam, the other end of folding connecting rod is hinged with screw, and hauling block drives screw mandrel to rotate by driving bindiny mechanism.
Limit further, wheel holder is arranged on crossbeam slippingly, folded beam has the connecting rod rack stretched out to folded beam both sides, connected by the wheel holder connecting rod of driven wheel holder sliding on crossbeam between wheel holder and connecting rod rack, one end of wheel holder connecting rod is hinged with wheel holder, and the other end of wheel holder connecting rod is hinged with connecting rod rack.
Limiting further, separable rotating and limiting mechanism includes the rotary axis groove of rotating shaft and the opening in storage frame being fixed on girder, and rotating shaft embeds rotary axis groove and rotates.
The invention has the beneficial effects as follows: this Trailer equipment can be retractable in the common vehicle of conventional size completely, vehicle need not be carried out bigger repacking, by mechanical jack elevating mechanism lifting wheel holder, accident, fault car can directly be drawn to wheel holder by capstan winch, without using springboard, reduce the parts needing to carry.
Accompanying drawing explanation
Below in conjunction with drawings and embodiments, the present invention is further described.
The folded beam that Fig. 1 is the present invention launches process schematic；
The wheel that Fig. 2 is the present invention holds in the palm the structural representation being in low level；
The wheel holder that Fig. 3 is the present invention is in high-order structural representation；
Fig. 4 be the present invention fully deployed after structural representation；
Fig. 5 is the expansion process schematic of the crossbeam of the present invention；
In figure, 1. storage frame, 2. capstan winch, 3. girder, 4. folded beam, 5. crossbeam, 6. take turns holder, 7. trailer wheels, 8. union joint, 9. folded beam air spring, 10. rotating shaft, 11. rotary axis groove, 12. pull ropes, 13. traction wheels, 14. folding connecting rod, 15. screw mandrels, 16. screws, 17. connecting rod rack, 18. take turns holder connecting rod, 23. mechanical jack elevating mechanisms.
Detailed description of the invention
Such as Fig. 1, 2, 3, shown in 4 and 5, a kind of folding breakdown trailer device of belt lifting mechanism, including storage frame 1 and trailer unit, storage frame 1 is provided with capstan winch 2, storage frame 1 is arranged in breakdown lorry compartment, trailer unit includes girder 3, folded beam 4, crossbeam 5, wheel holder 6 and trailer wheels 7, the head end of girder 3 is provided with the union joint 8 for being connected with the tow ball of breakdown lorry, the other end of girder 3 is hinged with one end of folded beam 4, the folded beam air spring 9 promoting folded beam 4 to launch is set between girder 3 and folded beam 4, the both sides of folded beam 4 have the crossbeam 5 hinged with folded beam 4, wheel holder 6 has two, two wheel holders 6 are arranged on crossbeam 5, and lay respectively at the both sides of folded beam 4, trailer wheels 7 is arranged in wheel holder 6 by mechanical jack elevating mechanism 23.It is scissor-like jack elevating mechanism except what accompanying drawing adopted, it is also possible to adopt other mechanical jack elevating mechanisms 23 of the prior art.The head end of girder 3 is connected by separable rotary position limiting structure with storage frame 1.Separable rotating and limiting mechanism includes the rotary axis groove 11 of the rotating shaft 10 and opening in storage frame 1 being fixed on girder 3, and rotating shaft 10 embeds rotary axis groove 11 and rotates.
Wheel holder 6 is arranged on crossbeam 5 slippingly, folded beam 4 has the connecting rod rack 17 stretched out to folded beam 4 both sides, connected by driven wheel holder 6 wheel holder connecting rod 18 of sliding on crossbeam 5 between wheel holder 6 and connecting rod rack 17, one end of wheel holder connecting rod 18 is hinged with wheel holder 6, and the other end of wheel holder connecting rod 18 is hinged with connecting rod rack 17.
Folded beam 4 has traction wheel 13 and the folding crossbeam mechanism of the pull rope 12 folding girder 3, folded beam 4 and the crossbeam 5 simultaneously that utilize capstan winch 2, folding crossbeam mechanism includes folding connecting rod 14, screw mandrel 15 and screw 16, one end of folding connecting rod 14 is hinged with crossbeam 5, the other end of folding connecting rod 14 is hinged with screw 16, and traction wheel drives screw mandrel 15 to rotate by driving bindiny mechanism.
Release process is as follows:
Capstan winch 2 discharges pull rope 12, and folded beam 4 is slowly opened under the effect of folded beam air spring 9；Pull rope 12 drives traction wheel 13 to rotate in release process, and traction wheel 13 drives the leading screw of folding crossbeam mechanism to rotate, and opens crossbeam 5；After trailer unit fully opens, take out the pull rope 12 being enclosed within traction wheel 13, trailer unit can be pulled out, and union joint 8 is buckled on tow ball.Wheel holder is fallen so that accident, fault car can directly be drawn to wheel holder by capstan winch, then rise wheel holder, complete whole trailer loader process by mechanical jack elevating mechanism 23.
The process of folding trailer unit is as follows:
First union joint 8 and tow ball being unlocked and are enclosed within traction wheel 13 by pull rope 12, the drag hook of the head end of pull rope 12 is hooked in storage frame 1；Then girder 3 is pulled in breakdown lorry compartment, the rotating shaft 10 making girder 3 snaps in the rotary axis groove 11 of separable rotary position limiting structure, capstan winch 2 tightens up pull rope 12, folded beam 4 and girder 3 overcome the active force of folded beam air spring 9 slowly to fold, traction wheel 13 drives the leading screw of folding crossbeam mechanism to rotate simultaneously, folding crossbeam 5, until folded beam 4, girder 3 and crossbeam 5 are completely folding.Driving bindiny mechanism between traction wheel and screw mandrel has arrangement of clutch, it is possible to disconnect the driving annexation between traction wheel and screw mandrel when needed.
Claims (3)
1. a folding breakdown trailer device for belt lifting mechanism, is characterized in that: include storage frame and trailer unit, and storage frame is provided with capstan winch, and storage frame is arranged in breakdown lorry compartment；
Trailer unit includes girder, folded beam, crossbeam, wheel holder and trailer wheels, the head end of girder is provided with the union joint for being connected with the tow ball of breakdown lorry, the other end of girder is hinged with one end of folded beam, the folded beam air spring promoting folded beam to launch is set between girder and folded beam, the both sides of folded beam have the crossbeam hinged with folded beam, wheel holder has two, the holder of two wheels is arranged on crossbeam, and laying respectively at the both sides of folded beam, trailer wheels is arranged in wheel holder by mechanical jack elevating mechanism；
The head end of girder is connected by separable rotary position limiting structure with storage frame；
Folded beam has traction wheel and the folding crossbeam mechanism of the pull rope folding girder, folded beam and the crossbeam simultaneously that utilize capstan winch, folding crossbeam mechanism includes folding connecting rod, screw mandrel and screw, one end of folding connecting rod is hinged with crossbeam, the other end of folding connecting rod is hinged with screw, and hauling block drives screw mandrel to rotate by driving bindiny mechanism.
2. the folding breakdown trailer device of belt lifting mechanism according to claim 1, it is characterized in that: described wheel holder is arranged on crossbeam slippingly, folded beam has the connecting rod rack stretched out to folded beam both sides, connected by the wheel holder connecting rod of driven wheel holder sliding on crossbeam between wheel holder and connecting rod rack, one end of wheel holder connecting rod is hinged with wheel holder, and the other end of wheel holder connecting rod is hinged with connecting rod rack.
3. the folding breakdown trailer device of belt lifting mechanism according to claim 1, is characterized in that: described separable rotating and limiting mechanism includes the rotary axis groove of rotating shaft and the opening in storage frame being fixed on girder, and rotating shaft embeds rotary axis groove and rotates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410117827.0A CN103895619B (en) | 2014-03-26 | 2014-03-26 | folding rescue trailer device with lifting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410117827.0A CN103895619B (en) | 2014-03-26 | 2014-03-26 | folding rescue trailer device with lifting mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103895619A CN103895619A (en) | 2014-07-02 |
| CN103895619B true CN103895619B (en) | 2016-07-13 |
Family
ID=50987309
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410117827.0A Active CN103895619B (en) | 2014-03-26 | 2014-03-26 | folding rescue trailer device with lifting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103895619B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106044631B (en) * | 2016-05-30 | 2018-03-02 | 衢州市易凡设计有限公司 | A kind of method of suing and labouring of fluid pressure type cross slide rail rescue aid |
| CN108891340A (en) * | 2018-07-16 | 2018-11-27 | 邹城市鼎迈矿山设备科技有限公司 | A kind of portable roadside assistance Trailer equipment |
| CN113059966B (en) * | 2021-04-30 | 2022-11-04 | 浙江润华机电有限公司 | External capstan for automobile |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5013209A (en) * | 1989-07-14 | 1991-05-07 | Towing Technologies, Inc. | Wheel lift towing dolly |
| FR2813566A1 (en) * | 2000-09-01 | 2002-03-08 | Henri Chabrun | Breakdown trailer comprises articulated lifting arm for raising one end of towed vehicle with its axle raised |
| CN201086669Y (en) * | 2007-09-26 | 2008-07-16 | 泰安思博特机械有限公司 | Fast-dismantling wrecker |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB0212123D0 (en) * | 2002-05-25 | 2002-07-03 | Rac Motoring Services | Trailers |
| CN200964071Y (en) * | 2006-10-23 | 2007-10-24 | 郭道达 | Trailer for eliminating obstruction |
| CN102211539B (en) * | 2010-06-25 | 2013-12-04 | 上海安通交通科技发展有限公司 | Mini road dragging wrecker |
| CN202463786U (en) * | 2012-02-07 | 2012-10-03 | 邢路 | Trailer device |
| CN203006830U (en) * | 2012-12-12 | 2013-06-19 | 浙江工商职业技术学院 | Mechanical jack |
| CN203805867U (en) * | 2014-03-26 | 2014-09-03 | 江苏理工学院 | Folding rescue trailer device with lifting mechanism |
-
2014
- 2014-03-26 CN CN201410117827.0A patent/CN103895619B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5013209A (en) * | 1989-07-14 | 1991-05-07 | Towing Technologies, Inc. | Wheel lift towing dolly |
| FR2813566A1 (en) * | 2000-09-01 | 2002-03-08 | Henri Chabrun | Breakdown trailer comprises articulated lifting arm for raising one end of towed vehicle with its axle raised |
| CN201086669Y (en) * | 2007-09-26 | 2008-07-16 | 泰安思博特机械有限公司 | Fast-dismantling wrecker |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103895619A (en) | 2014-07-02 |
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