CN104354550A - Hydraulic control automatic traction mechanism - Google Patents
Hydraulic control automatic traction mechanism Download PDFInfo
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- CN104354550A CN104354550A CN201410569235.2A CN201410569235A CN104354550A CN 104354550 A CN104354550 A CN 104354550A CN 201410569235 A CN201410569235 A CN 201410569235A CN 104354550 A CN104354550 A CN 104354550A
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- pin
- slide rail
- rail assembly
- traction seat
- assembly
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Abstract
The invention relates to a hydraulic control automatic traction mechanism which comprises a multi-way valve, a gear pump, a motor, an oil storage tank and a traction pin hoisting mechanism, the traction pin hoisting mechanism comprises an outer sliderail assembly, an inner sliderail assembly, a hoisting oil cylinder and a plug pin, the inner sliderail assembly is matched in the outer sliderail assembly, the hoisting oil cylinder is fixed on the outer sliderail assembly, a piston rod of the hoisting oil cylinder is connected with the inner sliderail assembly, so the inner sliderail assembly always moves up and down along a track of the outer sliderail assembly, the inner sliderail assembly is further provided with a traction base with a pin hole and a plug pin, the plug pin is a telescopic plug pin with a pin rod, the pin rod is matched with a pin hole of the traction base, the inner sliderail assembly moves upwards in place along the outer sliderail assembly under the action of the hoisting oil cylinder, a pulled object is connected when the pin rod moves downwards in a pin base and is inserted into the pin hole, and the pulled object is separated when the pin rod moves upwards in the pin base and is separated from the pin hole.
Description
Technical field
The invention belongs to tractor truck class engineering truck technical field, be specifically related to the trailer coupling of tractor truck.
Background technology
Trailer coupling is the important tissue part of tractor truck class engineering truck, and its function realizes tractor and the device being pulled trailer and being connected.Existing trailer coupling generally adopts fixed position design, manual type handle structure; Tractor be pulled trailer carry out being connected latch or dismantling plug pin time, need more than two people to coordinate, pilot control tractor advances or going-back position, and another operator carries out commanding and carries out latch operation or the operation of plug pin, efficiency is low, operation inconvenience.On the other hand, the ground Clearance on trailer coupling and ground is fixed numbers, automatically can not adjust with the height being pulled trailer; Often needing when reality uses to change a social system or special customized being pulled trailer height, traction docking could be met and connect.The third aspect, during vehicle operating, due to road bump, is pulled trailer and there is out of stock potential safety hazard; Chaufeur cannot be instant the connection state of monitoring breakdown trailer, there is potential safety hazard.
Summary of the invention
In order to solve above-mentioned problems of the prior art, the invention provides a kind of automatic puller structure of fluid control.
Concrete technical solution is as follows:
The automatic puller structure of fluid control comprises multiway valve 1, gear type pump 2, Oil pump electrical machinery 3, petrol storage tank 4 and towing pin lifting mechanism;
Described towing pin lifting mechanism comprises external slide rail assembly 7, interior slide rail assembly 6, lift oil tank 10 and latch 9, described interior slide rail assembly 6 cooperation is positioned at external slide rail assembly 7, described lift oil tank 10 is fixed on external slide rail assembly 7, the piston rod of lift oil tank 10 is connected to interior slide rail assembly 6, and interior slide rail assembly 6 can be moved up and down along the track of external slide rail assembly 7; Described interior slide rail assembly 6 is fixed with traction seat 18, traction seat 18 offers pin-and-hole;
Described latch 9 is the telescopic latch comprising key seat 26 and pin rod 25, pin rod 25 and the dynamic cooperation of key seat 26; The key seat 26 of described latch 9 is fixed at the top of the side of interior slide rail assembly 6, and is positioned at the outside of external slide rail assembly 7;
Described multiway valve 1 is three six-way valves; The oil inlet of described lift oil tank 10 is communicated with one end of oil inlet 5, and the return opening of lift oil tank 10 is communicated with one end of oil return pipe 13; The other end of described oil inlet 5 is connected to the first oil outlet A1 of multiway valve 1, the other end of described oil return pipe 13 is connected to the second oil outlet B1 of multiway valve 1, the oil inlet P of multiway valve 1 is connected to the oil outlet of gear type pump 2, the oil inlet of gear type pump 2 is connected to the oil outlet of petrol storage tank 4, and the oil inlet of petrol storage tank 4 is connected to the oil return inlet T of multiway valve 1;
Under the effect of lift oil tank 10, interior slide rail assembly 6 along external slide rail assembly 7 move up put in place time; When pin rod moving down in key seat, insert in the pin-and-hole on traction seat 18, realize and the connection being pulled object; When pin rod moving up in key seat, depart from the pin-and-hole on traction seat 18, realize and the disengaging being pulled object.
Advantageous Effects of the present invention embodies in the following areas:
1. the traction seat height that chaufeur carries out separately trailer coupling at steering position freely adjusts, and can realize tractor and be pulled the latch of trailer, out of stock action.Avoid the service condition of the trailer of an a kind of height of tractor fixed configurations, improve equipment interoperability and interchangeability, saved the input cost of all types of tractor and towing equipment greatly.Such as QYD100 type 10 tons of tractor truck equipped hydraulics control automatic puller structure, and traction latch center terrain clearance realizes freely adjusting of 270-520mm scope, and this setting range meets the use of 5-20 ton more than 20 kind trailer, improves plant factor;
2. during vehicle operating, chaufeur monitors the overall process of trailer coupling working condition, safe, convenient;
3. the traction realized without insert-pull pin action connects.Solve when vehicle operating, be pulled trailer and there is out of stock hidden danger.Improve work efficiency and the safety of chaufeur.Through measuring and calculating, skilled navigating mate insert-pull pin action needs more than 2 minutes usually, and after using automatic puller structure, insert-pull pin action only needs 30 seconds, improved efficiency 4 times.And latch free state is latch pin rod release position, when chaufeur does not have a button actions, latch pin rod can not cause out of stock with road bump, avoids safety misadventure occurs.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is multiway valve structural representation.
Fig. 3 is multiway valve hydraulic schematic diagram.
Fig. 4 is interior rail structure schematic diagram.
Fig. 5 is the K direction view of Fig. 4.
Fig. 6 is external slide rail structural representation.
Fig. 7 pin rod inserts the constitution diagram in the pin-and-hole on traction seat.
Fig. 8 is the constitution diagram that pin rod departs from the pin-and-hole on traction seat.
Sequence number in upper figure: 1. slide rail 16. towing pin adapter plate 17. traction seat connecting panel 18. traction seat 19. external slide rail 20. mount pad 21. base plate 23. coil 24. electromagnet 25. pin rod 26. key seat in slide rail assembly 7. external slide rail assembly 9. latch 10. lift oil tank 13. oil return pipe 14. connecting panel 15. in multiway valve 2. gear type pump 3. Oil pump electrical machinery 4. petrol storage tank 5. oil inlet 6..
Detailed description of the invention
Below in conjunction with accompanying drawing, by embodiment, the present invention is further described.
See Fig. 1, the automatic puller structure of fluid control comprises multiway valve 1, gear type pump 2, Oil pump electrical machinery 3, petrol storage tank 4 and towing pin lifting mechanism.
See Fig. 1, towing pin lifting mechanism comprises external slide rail assembly 7, interior slide rail assembly 6, lift oil tank 10 and latch 9; See Fig. 6, external slide rail assembly 7 is made up of base plate 21, two upright external slide rails 19 and mount pad 20; External slide rail 19 is channel-section steel shape, and two upright external slide rail 19 symmetries are arranged on base plate 21, and mount pad 20 is fixedly installed on the base plate 21 between two external slide rails 19.See Fig. 4 and Fig. 5, interior slide rail assembly 6 comprises two upright interior slide rails 15, connecting panel 14, traction seat 18 and towing pin adapter plates 16; The top of two interior slide rails 15 is connected to form inverted U-shaped by connecting panel 14, traction seat 18 is channel-section steel shape, web in the middle part of it is connected to a side of two interior slide rails 15 by two pieces of traction seat connecting panels 17, the both sides frid of traction seat 18, perpendicular to interior slide rail 15, both sides frid offers through pin-and-hole respectively; The side frid being positioned at top of the traction seat 18 inside pin-and-hole is installed with upright towing pin adapter plate 16, towing pin adapter plate 16 is parallel to interior slide rail 15, latch 9 is fixedly installed on towing pin adapter plate 16 by key seat 26, and is positioned at the outside of external slide rail assembly 7.Interior slide rail assembly 6 is inserted in external slide rail assembly 7, and in every root, slide rail 15 cooperation is positioned at corresponding external slide rail 19.The cylinder body mount pad 20 of lift oil tank 10 is fixedly installed on the base plate 21 of external slide rail assembly 7, the piston rod of lift oil tank 10 is connected in the middle part of the connecting panel 14 of interior slide rail assembly 6, the reduction of the piston rod of lift oil tank 10, in realizing, the interior slide rail 15 of slide rail assembly 6 is along the moving up and down of external slide rail 19 of external slide rail assembly 7.
See Fig. 7 and Fig. 8, latch 9 is telescopic latch, comprises key seat 26, pin rod 25, electromagnet 24 and coil 23, pin rod 26 and the dynamic cooperation of key seat 25.The key seat 26 of latch 9 is tubulose, and coil 23 is fixedly installed in key seat 26; Coil 23 internal upper part is installed with electromagnet 24, and pin rod 25 correspondence is loaded on the below of electromagnet 24.When coil 23 obtains electric, electromagnet 24 adhesive pin rod 25, pin rod 25 moves the pin-and-hole departed from traction seat 18; When coil 23 dead electricity, electromagnet 24 is separated with pin rod 25, and pin rod 25 moves down in the pin-and-hole on insertion traction seat 18.
See Fig. 1, Fig. 2 and Fig. 3, multiway valve 1 is three six-way valves; The oil inlet of lift oil tank 10 is communicated with one end of oil inlet 5, and the return opening of lift oil tank 10 is communicated with one end of oil return pipe 13; The other end of oil inlet 5 is connected to the first oil outlet A1 of multiway valve 1, the other end of oil return pipe 13 is connected to the second oil outlet B1 of multiway valve 1, the oil inlet P of multiway valve 1 is connected to the oil outlet of gear type pump 2, the oil inlet of gear type pump 2 is connected to the oil outlet of petrol storage tank 4, and the oil inlet of petrol storage tank 4 is connected to the oil return inlet T of multiway valve 1;
Under the effect of lift oil tank 10, interior slide rail assembly 6 along external slide rail assembly 7 move up put in place time; See Fig. 7 and Fig. 8, when pin rod moving down in key seat, insert in the pin-and-hole on traction seat 18, realize and the connection being pulled object; When pin rod moving up in key seat, depart from the pin-and-hole on traction seat 18, realize and the disengaging being pulled object.
Claims (4)
1. the automatic puller structure of fluid control, is characterized in that: comprise multiway valve (1), gear type pump (2), Oil pump electrical machinery (3), petrol storage tank (4) and towing pin lifting mechanism;
Described towing pin lifting mechanism comprises external slide rail assembly (7), interior slide rail assembly (6), lift oil tank (10) and latch (9), described interior slide rail assembly (6) cooperation is positioned at external slide rail assembly (7), described lift oil tank (10) is fixed on external slide rail assembly (7), the piston rod of lift oil tank (10) is connected to interior slide rail assembly (6), and interior slide rail assembly (6) can be moved up and down along the track of external slide rail assembly (7); Described interior slide rail assembly (6) is fixed with traction seat (18), and (18) offer pin-and-hole to traction seat;
Described latch (9) is the telescopic latch comprising key seat (26) and pin rod (25), pin rod (25) and the dynamic cooperation of key seat (26); The key seat of described latch (9) is fixed at the top of the side of interior slide rail assembly (6), and is positioned at the outside of external slide rail assembly (7);
Described multiway valve (1) is three six-way valves; The oil inlet of described lift oil tank (10) is communicated with one end of oil inlet (5), and the return opening of lift oil tank (10) is communicated with one end of oil return pipe (13); The other end of described oil inlet (5) is connected to the first oil outlet A1 of multiway valve (1), the other end of described oil return pipe (13) is connected to the second oil outlet B1 of multiway valve (1), the oil inlet P of multiway valve (1) is connected to the oil outlet of gear type pump (2), the oil inlet of gear type pump (2) is connected to the oil outlet of petrol storage tank (4), and the oil inlet of petrol storage tank (4) is connected to the oil return inlet T of multiway valve (1);
Under the effect of lift oil tank (10), interior slide rail assembly (6) along external slide rail assembly (7) move up put in place time; When pin rod (25) moves down in key seat (26), insert in the pin-and-hole on traction seat (18), realize and the connection being pulled object; When pin rod (25) moves up in key seat (26), depart from the pin-and-hole on traction seat (18), realize and the disengaging being pulled object.
2. the automatic puller structure of fluid control according to claim 1, is characterized in that: described external slide rail assembly (7) is made up of base plate (21), two upright external slide rails (19) and mount pad (20); Described external slide rail (19) is channel-section steel shape, and two upright external slide rail (19) symmetries are arranged on base plate (21), and mount pad (20) is located on the base plate (21) between two external slide rails (19); Described interior slide rail assembly (6) comprises two upright interior slide rail (15), connecting panel (14), traction seat (18) and towing pin adapter plates (16), the top of described two interior slide rails (15) is connected to form inverted U-shaped by connecting panel (14), and a side of described two interior slide rails (15) is connected to one end of traction seat (18) respectively by traction seat connecting panel (17); (18) offer pin-and-hole to described traction seat, pin-and-hole be axially parallel to interior slide rail (15), traction seat (18) inside pin-and-hole is provided with upright towing pin adapter plate (16), towing pin adapter plate (16) is parallel to interior slide rail (15), and described latch (9) is fixed at towing pin adapter plate (16) by key seat; Described interior slide rail assembly (6) is inserted in external slide rail assembly (7), and in every root, slide rail (15) cooperation is positioned at corresponding external slide rail (19).
3. the automatic puller structure of fluid control according to claim 1 and 2, is characterized in that: the key seat (26) of described latch (9) is tubulose, is provided with the coil (23) of tubulose in key seat (26); Coil (23) internal upper part is fixed with electromagnet (24), and bottom correspondence is provided with pin rod (25); When coil (23) obtains electric, electromagnet (24) adhesive pin rod (25), pin rod (25) moves the pin-and-hole departed from traction seat (18); When coil (23) dead electricity, electromagnet (24) is separated with pin rod (25), and pin rod (25) moves down in the pin-and-hole in insertion traction seat (18).
4. the automatic puller structure of fluid control according to claim 2, it is characterized in that: described traction seat (18) is channel-section steel shape, web in the middle part of it is connected to two interior slide rails (15) by two pieces of traction seat connecting panels (17), the both sides frid of traction seat (18), perpendicular to interior slide rail (15), described both sides frid offers through pin-and-hole; Side frid above traction seat (18) is positioned at is installed with upright towing pin adapter plate (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410569235.2A CN104354550B (en) | 2014-10-23 | 2014-10-23 | The automatic puller structure of hydraulic control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410569235.2A CN104354550B (en) | 2014-10-23 | 2014-10-23 | The automatic puller structure of hydraulic control |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104354550A true CN104354550A (en) | 2015-02-18 |
| CN104354550B CN104354550B (en) | 2017-03-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410569235.2A Active CN104354550B (en) | 2014-10-23 | 2014-10-23 | The automatic puller structure of hydraulic control |
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| Country | Link |
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| CN (1) | CN104354550B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114435041A (en) * | 2022-02-16 | 2022-05-06 | 江苏靖江叉车有限公司 | Automatic hook supporting device of tractor for airport |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5618155A (en) * | 1992-12-04 | 1997-04-08 | Tighe; Peter | Construction site hauling system |
| JPH09315119A (en) * | 1996-05-31 | 1997-12-09 | Nissan Motor Co Ltd | Traction device |
| CN202022064U (en) * | 2011-04-06 | 2011-11-02 | 大连叉车有限责任公司 | Height adjustment device for traction seat |
| CN103507582A (en) * | 2013-10-17 | 2014-01-15 | 陕西盛迈石油有限公司 | Automatic collide-connecting mechanism |
| CN203805646U (en) * | 2014-01-23 | 2014-09-03 | 湖南长沙果福车业有限公司 | Cross-country tractor |
| CN204278959U (en) * | 2014-10-23 | 2015-04-22 | 安徽合力股份有限公司 | The automatic puller structure of fluid control |
-
2014
- 2014-10-23 CN CN201410569235.2A patent/CN104354550B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5618155A (en) * | 1992-12-04 | 1997-04-08 | Tighe; Peter | Construction site hauling system |
| JPH09315119A (en) * | 1996-05-31 | 1997-12-09 | Nissan Motor Co Ltd | Traction device |
| CN202022064U (en) * | 2011-04-06 | 2011-11-02 | 大连叉车有限责任公司 | Height adjustment device for traction seat |
| CN103507582A (en) * | 2013-10-17 | 2014-01-15 | 陕西盛迈石油有限公司 | Automatic collide-connecting mechanism |
| CN203805646U (en) * | 2014-01-23 | 2014-09-03 | 湖南长沙果福车业有限公司 | Cross-country tractor |
| CN204278959U (en) * | 2014-10-23 | 2015-04-22 | 安徽合力股份有限公司 | The automatic puller structure of fluid control |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114435041A (en) * | 2022-02-16 | 2022-05-06 | 江苏靖江叉车有限公司 | Automatic hook supporting device of tractor for airport |
| CN114435041B (en) * | 2022-02-16 | 2023-10-31 | 江苏靖江叉车有限公司 | Automatic hook supporting device of tractor for airport |
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| Publication number | Publication date |
|---|---|
| CN104354550B (en) | 2017-03-29 |
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