CN103895619A - Foldable rescue trailer device with lifting mechanisms - Google Patents
Foldable rescue trailer device with lifting mechanisms Download PDFInfo
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- CN103895619A CN103895619A CN201410117827.0A CN201410117827A CN103895619A CN 103895619 A CN103895619 A CN 103895619A CN 201410117827 A CN201410117827 A CN 201410117827A CN 103895619 A CN103895619 A CN 103895619A
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- folding
- folded beam
- crossbeam
- wheel support
- connecting rod
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Abstract
The invention relates to a foldable rescue trailer device with lifting mechanisms. The foldable rescue trailer device comprises a collection frame and a trailer unit, the collection frame is mounted in a carriage of a rescue vehicle, and the trailer unit comprises a main beam, folding beams, transverse beams, two wheel carriers and trailer wheels. Folding beam gas springs which drive the folding beams to be unfolded are arranged between the main beam and the folding beams, the cross beams hinged to the folding beams are arranged on two sides of the folding beams, the two wheel carriers are mounted on the cross beams, the trailer wheels are mounted on the wheel carriers through the mechanical jack lifting mechanisms, and the head end of the main beam is connected with the collection frame through a detachable rotation limiting structure. The foldable rescue trailer device with the lifting mechanisms has the advantages that the trailer device can be completely folded in a normal vehicle in general size with no need of largely modifying the vehicle, accidental and breakdown vehicles can be directly dragged onto the wheel carriers through a winch by using the mechanical jack lifting mechanisms to lift the wheel carriers up and down, and gang boards are not needed, so that parts needing to be carried are reduced.
Description
Technical field
The present invention relates to a kind of folding breakdown trailer device of belt lifting mechanism.
Background technology
Breakdown trailer be used for traction due to failure, accident and can not normally travel vehicle, special obstacles removing car volume is big, complex structure, special train is special, can only perform trailer task, bad adaptability, acquisition cost and use cost are all very high, it is impossible to adapt to the trailer demand of the less Automobile Service Factory of scale.
The content of the invention
The technical problem to be solved in the present invention is：Accident vehicle can be loaded by providing a kind of folding breakdown trailer device, common vehicle can turn into the breakdown lorry with trailer function by simple transformation, and need not carrying springboard.
The technical solution adopted for the present invention to solve the technical problems is：A kind of folding breakdown trailer device of belt lifting mechanism, including storing frame and trailer unit, store and capstan winch is installed in frame, frame is stored to be arranged in breakdown lorry compartment, trailer unit includes girder, folded beam, crossbeam, wheel support and trailer wheels, the head end of girder is provided with the connector being connected for the tow ball with breakdown lorry, the other end of girder and one end of folded beam are hinged, the folded beam gas spring for promoting folded beam expansion is set between girder and folded beam, the both sides of folded beam have the crossbeam being hinged with folded beam, wheel support has two, two wheel supports are arranged on crossbeam, and it is located at the both sides of folded beam respectively, trailer wheels are arranged in wheel support by mechanical jack elevating mechanism, the head end of girder is connected with storing frame by separable rotary position limiting structure.
Further limit, there is the traction wheel and folding crossbeam mechanism for being folded girder, folded beam and crossbeam simultaneously using the pull rope of capstan winch on folded beam, 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 is rotated by drive connection mechanism drive screw.
Further limit, wheel support is slippingly arranged on crossbeam, there is the connecting rod rack stretched out to folded beam both sides on folded beam, the wheel support connecting rod slid between wheel support and connecting rod rack by driven wheel support on crossbeam is connected, one end of wheel support connecting rod is hinged with wheel support, and the other end of wheel support connecting rod is hinged with connecting rod rack.
Further limit, separable rotating and limiting mechanism includes being fixed on the rotating shaft on girder and stores the rotary axis groove of the opening in frame, rotating shaft insertion rotary axis groove is rotated.
The beneficial effects of the invention are as follows：This Trailer equipment can be retractable in the common vehicle of conventional size completely, larger repacking need not be carried out to vehicle, pass through mechanical jack elevating mechanism lifting wheel support, accident, fault car are directly drawn by capstan winch to wheel support, without using springboard, the part for needing to carry is reduced.
Brief description of the drawings
The present invention is further described with embodiment below in conjunction with the accompanying drawings.
Fig. 1 is the folded beam expansion process schematic of the present invention；
Fig. 2 is structural representation of the wheel support in low level of the present invention；
Fig. 3 is the wheel support of the present invention in high-order structural representation；
Fig. 4 is the structural representation after the present invention is fully deployed；
Fig. 5 is the expansion process schematic of the crossbeam of the present invention；
In figure, 1. store frame, 2. capstan winches, 3. girders, 4. folded beam, 5. crossbeams, 6. wheel supports, 7. trailer wheels, 8. connector, 9. folded beam gas springs, 10. rotating shafts, 11. rotary axis groove, 12. pull ropes, 13. traction wheels, 14. folding connecting rod, 15. screw mandrels, 16. screws, 17. connecting rod rack, 18. wheel support connecting rods, 23. mechanical jack elevating mechanisms.
Embodiment
Such as Fig. 1, 2, 3, shown in 4 and 5, a kind of folding breakdown trailer device of belt lifting mechanism, including storing frame 1 and trailer unit, store and capstan winch 2 is installed in frame 1, frame 1 is stored to be arranged in breakdown lorry compartment, trailer unit includes girder 3, folded beam 4, crossbeam 5, take turns support 6 and trailer wheels 7, the head end of girder 3 is provided with the connector 8 being connected for the tow ball with breakdown lorry, one end of the other end of girder 3 and folded beam 4 is hinged, the folded beam gas spring 9 for promoting folded beam 4 to deploy is set between girder 3 and folded beam 4, the both sides of folded beam 4 have the crossbeam 5 being hinged with folded beam 4, wheel support 6 has two, two wheel supports 6 are arranged on crossbeam 5, and it is located at the both sides of folded beam 4 respectively, trailer wheels 13 are arranged in wheel support 6 by mechanical jack elevating mechanism 23.Except scissor-like jack elevating mechanism is used in accompanying drawing, other mechanical jack elevating mechanisms 23 of the prior art can also be used.The head end of girder 3 is connected with storing frame 1 by separable rotary position limiting structure.Separable rotating and limiting mechanism includes being fixed on the rotating shaft 10 on girder 3 and stores the rotary axis groove 11 of the opening in frame 1, and the insertion rotary axis groove 11 of rotating shaft 10 is rotated.
Support 6 is taken turns slippingly to be arranged on crossbeam 5, there is the connecting rod rack 17 stretched out to the both sides of folded beam 4 on folded beam 4, the wheel support connecting rod 18 slid between wheel support 6 and connecting rod rack 17 by driven wheel support 6 on crossbeam 5 is connected, one end of wheel support connecting rod 18 is hinged with wheel support 6, and the other end of wheel support connecting rod 18 is hinged with connecting rod rack 17.
There is the traction wheel 13 and folding crossbeam mechanism for being folded girder 3, folded beam 4 and crossbeam 5 simultaneously using the pull rope 12 of capstan winch 2 on folded beam 4, 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 is rotated by drive connection mechanism drive screw 15.
Release process is as follows：
Capstan winch 2 discharges pull rope 12, and folded beam 4 is slowly opened in the presence of folded beam gas spring 9；Pull rope 12 drives traction wheel 13 to rotate during release, and traction wheel 13 drives the leading screw rotation of folding crossbeam mechanism, opens crossbeam 5；After trailer unit is opened completely, the pull rope 12 being enclosed within traction wheel 13 is taken out, you can pull out trailer unit, and connector 8 is buckled on tow ball.Wheel support is fallen by mechanical jack elevating mechanism 23 so that accident, fault car can be directly drawn to wheel support by capstan winch, then rise wheel support, complete whole trailer loader process.
The process of folding trailer unit is as follows：
Connector 8 and tow ball are unlocked first and pull rope 12 is enclosed within traction wheel 13, the drag hook of the head end of pull rope 12 is hooked in storage frame 1；Then girder 3 is dragged in breakdown lorry compartment, the rotating shaft 10 of girder 3 is set to be caught 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 gas spring 9 slowly to fold, traction wheel 13 drives the leading screw rotation of folding crossbeam mechanism simultaneously, crossbeam 5 is folded, until folded beam 4, girder 3 and crossbeam 5 are folded completely.There is arrangement of clutch in drive connection mechanism between traction wheel and screw mandrel, the drive connection relation between traction wheel and screw mandrel can be disconnected when needed.
Claims (4)
1. a kind of folding breakdown trailer device of belt lifting mechanism, it is characterized in that：Including storing frame and trailer unit, store and capstan winch be installed in frame, store frame and be arranged in breakdown lorry compartment,
Trailer unit includes girder, folded beam, crossbeam, wheel support and trailer wheels, the head end of girder is provided with the connector being connected for the tow ball with breakdown lorry, the other end of girder and one end of folded beam are hinged, the folded beam gas spring for promoting folded beam expansion is set between girder and folded beam, the both sides of folded beam have the crossbeam being hinged with folded beam, wheel support has two, two wheel supports are arranged on crossbeam, and it is located at the both sides of folded beam respectively, trailer wheels are arranged in wheel support by mechanical jack elevating mechanism
The head end of girder is connected with storing frame by separable rotary position limiting structure.
2. the folding breakdown trailer device of belt lifting mechanism according to claim 1, it is characterized in that：There is the traction wheel and folding crossbeam mechanism for being folded girder, folded beam and crossbeam simultaneously using the pull rope of capstan winch on folded beam, 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 is rotated by drive connection mechanism drive screw.
3. the folding breakdown trailer device of belt lifting mechanism according to claim 1, it is characterized in that：Described wheel support is slippingly arranged on crossbeam, there is the connecting rod rack stretched out to folded beam both sides on folded beam, the wheel support connecting rod slid between wheel support and connecting rod rack by driven wheel support on crossbeam is connected, one end of wheel support connecting rod is hinged with wheel support, and the other end of wheel support connecting rod is hinged with connecting rod rack.
4. the folding breakdown trailer device of belt lifting mechanism according to claim 1, it is characterized in that：Described separable rotating and limiting mechanism includes being fixed on the rotating shaft on girder and stores the rotary axis groove of the opening in frame, and rotating shaft insertion rotary axis groove is rotated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410117827.0A CN103895619B (en) | 2014-03-26 | 2014-03-26 | The folding breakdown trailer device of belt lifting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410117827.0A CN103895619B (en) | 2014-03-26 | 2014-03-26 | The folding breakdown trailer device of belt lifting mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103895619A true CN103895619A (en) | 2014-07-02 |
| CN103895619B 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 | The folding breakdown trailer device of belt lifting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103895619B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106044631A (en) * | 2016-05-30 | 2016-10-26 | 吴超 | Rescuing method of hydraulic rescue equipment provided with crossed sliding rail |
| 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 |
| CN113059966A (en) * | 2021-04-30 | 2021-07-02 | 浙江润华机电有限公司 | External capstan of car |
Citations (9)
| 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 |
| US20050161900A1 (en) * | 2002-05-25 | 2005-07-28 | John Clayton | Two-wheeled recovery trailers |
| CN200964071Y (en) * | 2006-10-23 | 2007-10-24 | 郭道达 | Trailer for eliminating obstruction |
| CN201086669Y (en) * | 2007-09-26 | 2008-07-16 | 泰安思博特机械有限公司 | Fast-dismantling wrecker |
| CN102211539A (en) * | 2010-06-25 | 2011-10-12 | 叶伟兵 | 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 (9)
| 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 |
| US20050161900A1 (en) * | 2002-05-25 | 2005-07-28 | John Clayton | Two-wheeled recovery trailers |
| CN200964071Y (en) * | 2006-10-23 | 2007-10-24 | 郭道达 | Trailer for eliminating obstruction |
| CN201086669Y (en) * | 2007-09-26 | 2008-07-16 | 泰安思博特机械有限公司 | Fast-dismantling wrecker |
| CN102211539A (en) * | 2010-06-25 | 2011-10-12 | 叶伟兵 | 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 |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106044631A (en) * | 2016-05-30 | 2016-10-26 | 吴超 | Rescuing method of hydraulic rescue equipment provided with crossed sliding rail |
| 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 |
| CN113059966A (en) * | 2021-04-30 | 2021-07-02 | 浙江润华机电有限公司 | External capstan of car |
| CN113059966B (en) * | 2021-04-30 | 2022-11-04 | 浙江润华机电有限公司 | External capstan for automobile |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103895619B (en) | 2016-07-13 |
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