CN203805877U - Folding rescue trailer with brake device - Google Patents
Folding rescue trailer with brake device Download PDFInfo
- Publication number
- CN203805877U CN203805877U CN201420141982.1U CN201420141982U CN203805877U CN 203805877 U CN203805877 U CN 203805877U CN 201420141982 U CN201420141982 U CN 201420141982U CN 203805877 U CN203805877 U CN 203805877U
- Authority
- CN
- China
- Prior art keywords
- girder
- folded beam
- crossbeam
- trailer
- brake
- 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.)
- Withdrawn - After Issue
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- Transmission Of Braking Force In Braking Systems (AREA)
Abstract
The utility model relates to a folding rescue trailer with a brake device. The folding rescue trailer with the brake device comprises a main beam, a folding beam, crossbeams, wheel supports and trailer wheels; a folding beam air spring is arranged between the main beam and the folding beam; the wheel supports are arranged on the crossbeams; the trailer wheels are arranged on the wheel supports; the main beam is of a two-section telescopic structure; brakes are arranged on the trailer wheels; the main beam is provided with a brake operation mechanism; the brake operation mechanism comprises a brake poking block and an ejector rod; the brakes are driven by the ejector rod in a mode of poking the brake poking block to brake the trailer wheels. The folding rescue trailer with the brake device has the beneficial effects that the trailer can be fully stored in a common vehicle with a regular size, larger refitting of the vehicle is not needed, and the use is convenient; the trailer wheels are favorably braked by the brakes while the impact of the trailer to a rescue vehicle is buffered by a buffer structure of the main beam, the impact is further reduced, the vehicle body structure of the rescue vehicle is greatly protected and the driving comfort level is improved.
Description
Technical field
The utility model relates to a kind of folding breakdown trailer of brake device.
Background technology
The vehicle that breakdown trailer cannot normally travel due to fault, accident for traction, special wrecker volume is large, complex structure, special train is special, can only carry out trailer task, bad adaptability, acquisition cost and use cost are all very high, can not adapt to the trailer demand of the Automobile Service Factory that scale is less.
Utility model content
The technical problems to be solved in the utility model is: the folding breakdown trailer that a kind of brake device is provided, common vehicle can become the breakdown lorry with trailer function through simple transformation, and can in complex road condition, alleviate the impact of trailer to breakdown lorry.
The utility model solves the technical scheme that its technical matters adopts: a kind of folding breakdown trailer of brake device, comprise girder, folded beam, crossbeam, wheel holder and trailer wheels, the head end of girder is provided with the connector for being connected with the tow ball of breakdown lorry, the other end of girder and one end of folded beam are hinged by being separately fixed at girder articulated section and folded beam articulated section on girder and folded beam, between girder and folded beam, arrange and promote the folded beam gas spring that folded beam launches, the both sides of folded beam have the crossbeam hinged with folded beam, wheel holder has two, two wheel holders are arranged on crossbeam, and lay respectively at the both sides of folded beam, trailer wheels is arranged in wheel holder, girder is two sectional type Collapsible structure, between two telescopic sections, recoil spring is set, brake is installed in trailer wheels, brake operation mechanism is installed on girder, brake operation mechanism comprises brake shifting block and push rod, brake shifting block is arranged on by rotating shaft on the back segment of girder, push rod is fixed on the leading portion of girder, between brake shifting block and brake, be connected by brake cable, push rod is driven and is checked trailer wheels by the mode of stirring brake shifting block.
Further limit, the crossbeam gas spring with master cock that drives crossbeam to open is installed on folded beam, the telescopic end of crossbeam gas spring is connected with crossbeam by folding connecting rod, and the master cock of crossbeam gas spring is opened opportunity by the cam control being fixed on girder articulated section.
Further limit, wheel holder is arranged on crossbeam slippingly, on folded beam, there is the connecting rod rack stretching out to folded beam both sides, wheel holder connecting rod by driven wheel holder slippage on crossbeam between wheel holder and connecting rod rack connects, one end of wheel holder connecting rod is hinged with wheel holder, and the other end and the connecting rod rack of wheel holder connecting rod are hinged.
The beneficial effects of the utility model are: this trailer completely folding and unfolding, in the common vehicle of conventional size, does not need vehicle to carry out larger repacking, easy to use;
The buffer structure of girder, when buffering trailer is to the impact of breakdown lorry, is beneficial to and checks trailer wheels, has further reduced impact, has greatly protected the body construction of breakdown lorry, has improved driver comfort.
Brief description of the drawings
Below in conjunction with drawings and embodiments, the utility model is further illustrated.
Fig. 1 is the structural representation of the girder of two sectional type Collapsible structure of the present utility model;
Fig. 2 is the structural representation after the utility model launches completely;
Fig. 3 is crossbeam expansion process schematic diagram of the present utility model;
Fig. 4 is that cam of the present utility model is by the schematic diagram of the master cock of cross sill gas spring;
Fig. 5 is the schematic diagram that cam of the present utility model discharges the master cock of crossbeam gas spring;
In figure, 3. girder, 4. folded beam, 5. crossbeam, 6. takes turns holder, 7. trailer wheels, 8. connector, 9. folded beam gas spring, 14. folding connecting rods, 17. connecting rod racks, 18. take turns holder connecting rod, 19. crossbeam gas springs, 20. cams, the 24-1. shifting block that brakes, 24-2. push rod, the 24-3. cable that brakes.
Detailed description of the invention
As Fig. 1, 2, 3, shown in 4 and 5, a kind of folding breakdown trailer of brake device, comprise girder 3, folded beam 4, crossbeam 5, wheel holder 6 and trailer wheels 7, the head end of girder 3 is provided with the connector 8 for being connected with the tow ball of breakdown lorry, the other end of girder and one end of folded beam are hinged by being separately fixed at girder articulated section and folded beam articulated section on girder and folded beam, between girder 3 and folded beam 4, arrange and promote the folded beam gas spring 9 that folded beam 4 launches, 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.
Girder 3 is two sectional type Collapsible structure, between two telescopic sections, recoil spring is set.
In trailer wheels 7, brake is installed, brake operation mechanism is installed on girder 3, brake operation mechanism comprises brake shifting block 24-1 and push rod 24-2, brake shifting block 24-1 is arranged on by rotating shaft on the back segment of girder, push rod 24-2 is fixed on the leading portion of girder, between brake shifting block 24-1 and brake, be connected by the cable 24-3 of braking, push rod 24-2 drives and checks trailer wheels 7 by stirring the mode of the shifting block 24-1 that brakes.
The crossbeam gas spring 19 with master cock that drives crossbeam 5 to open is installed on folded beam 4, the telescopic end of crossbeam gas spring 19 is connected with crossbeam 5 by folding connecting rod 14, and the master cock of crossbeam gas spring 19 is opened opportunity by cam 20 controls that are fixed on girder articulated section.Folded beam gas spring can be also the gas spring with master cock, and girder can keep folded state by folded beam gas spring after folding.When the shape guarantee crossbeam of boss folds completely, the master cock of crossbeam gas spring 19 is in release position, and crossbeam can keep folded state by crossbeam gas spring 19.
Wheel holder 6 is arranged on crossbeam 5 slippingly, on folded beam 4, there is the connecting rod rack 17 stretching out to folded beam 4 both sides, between wheel holder 6 and connecting rod rack 17, connect by driven wheel holder 6 wheel holder connecting rod 18 of slippage on crossbeam 5, one end of wheel holder connecting rod 18 is hinged with wheel holder 6, and the other end and the connecting rod rack 17 of wheel holder connecting rod 18 are hinged.
Dispose procedure is as follows:
Folded beam 4 is slowly opened under the effect of folded beam gas spring 9; In the time that folded beam 4 opens to a certain degree, cam 20 on girder articulated section is pressed the master cock of cross sill gas spring 19, crossbeam gas spring 19 is worked, open crossbeam 5, connector 8 is directly buckled on tow ball, in wheel holder 6, set up springboard, accident, fault vehicle, by the upper wheel holder 6 of capstan winch 2 traction, complete whole trailer loading process.
The process of folding trailer unit is as follows:
Artificial folding crossbeam, and the folding folded beam 4 of the application force that overcomes folded beam gas spring 9 and girder 3, at folded beam 4 and girder 3, crossbeam completely when folding putting in place, the master cock of crossbeam gas spring 19 is in release position, make the 19 not flexibles of crossbeam gas spring, folded state between folded beam 4 and girder 3 can keep by the folded beam gas spring with master cock by employing, also can keep their folded state by modes such as snap close, rope bindings.
Claims (3)
1. the folding breakdown trailer of a brake device, it is characterized in that: comprise girder, folded beam, crossbeam, wheel holder and trailer wheels, the head end of girder is provided with the connector for being connected with the tow ball of breakdown lorry, the other end of girder and one end of folded beam are hinged by being separately fixed at girder articulated section and folded beam articulated section on girder and folded beam, between girder and folded beam, arrange and promote the folded beam gas spring that folded beam launches, the both sides of folded beam have the crossbeam hinged with folded beam, wheel holder has two, two wheel holders are arranged on crossbeam, and lay respectively at the both sides of folded beam, trailer wheels is arranged in wheel holder,
Girder is two sectional type Collapsible structure, between two telescopic sections, recoil spring is set,
Brake is installed in trailer wheels, brake operation mechanism is installed on girder, brake operation mechanism comprises brake shifting block and push rod, brake shifting block is arranged on by rotating shaft on the back segment of girder, push rod is fixed on the leading portion of girder, between brake shifting block and brake, be connected by the cable that brakes, push rod drives and checks trailer wheels by stirring the mode of shifting block of braking.
2. the folding breakdown trailer of brake device according to claim 1, it is characterized in that: the crossbeam gas spring with master cock that drives crossbeam to open is installed on folded beam, the telescopic end of crossbeam gas spring is connected with crossbeam by folding connecting rod, and the master cock of crossbeam gas spring is opened opportunity by the cam control being fixed on girder articulated section.
3. the folding breakdown trailer of brake device according to claim 1, it is characterized in that: described wheel holder is arranged on crossbeam slippingly, on folded beam, there is the connecting rod rack stretching out to folded beam both sides, wheel holder connecting rod by driven wheel holder slippage on crossbeam between wheel holder and connecting rod rack connects, one end of wheel holder connecting rod is hinged with wheel holder, and the other end and the connecting rod rack of wheel holder connecting rod are hinged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420141982.1U CN203805877U (en) | 2014-03-26 | 2014-03-26 | Folding rescue trailer with brake device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420141982.1U CN203805877U (en) | 2014-03-26 | 2014-03-26 | Folding rescue trailer with brake device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203805877U true CN203805877U (en) | 2014-09-03 |
Family
ID=51444673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420141982.1U Withdrawn - After Issue CN203805877U (en) | 2014-03-26 | 2014-03-26 | Folding rescue trailer with brake device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203805877U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103895624A (en) * | 2014-03-26 | 2014-07-02 | 江苏理工学院 | Foldable rescue trailer with brake device |
| CN103895557A (en) * | 2014-03-26 | 2014-07-02 | 江苏理工学院 | Foldable rescue trailer device with brake device |
-
2014
- 2014-03-26 CN CN201420141982.1U patent/CN203805877U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103895624A (en) * | 2014-03-26 | 2014-07-02 | 江苏理工学院 | Foldable rescue trailer with brake device |
| CN103895557A (en) * | 2014-03-26 | 2014-07-02 | 江苏理工学院 | Foldable rescue trailer device with brake device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140903 Effective date of abandoning: 20160504 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20140903 Effective date of abandoning: 20160504 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |