CN2652763Y - Axil automatic synchronous turning device for trailer - Google Patents
Axil automatic synchronous turning device for trailer Download PDFInfo
- Publication number
- CN2652763Y CN2652763Y CN 200320109159 CN200320109159U CN2652763Y CN 2652763 Y CN2652763 Y CN 2652763Y CN 200320109159 CN200320109159 CN 200320109159 CN 200320109159 U CN200320109159 U CN 200320109159U CN 2652763 Y CN2652763 Y CN 2652763Y
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- CN
- China
- Prior art keywords
- trailer
- vehicle bridge
- hydraulic
- steering
- syn
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- Expired - Fee Related
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Abstract
The utility model relates to a trailer bridge automatic synchronous steering device, comprising a bridge body, a pivot bracket pull blade, a pull pin all installed on the trailer and a pull pedestal installed on the main body of the trailer. The utility model is characterized in that each pivot bracket is hinged with the bridge body through a controllable knuckle pivot; a rocking drive mechanism concerning the pull pedestal rotating around the pull pin is connected with the controllable knuckle pivot by a hydraulic drive mechanism. The utility model can achieve the trailer wheels turning along with the main trailer body and automatically synchronous steering, avoiding the wheels being dragged with friction laterally on the road, and preventing damage to the pivot bracket, tires, bridge and wheel rims and an unfavorable consequence of more oil consumption. The utility model is applicable for various trailers, particularly to multi-bridge trailers.
Description
Technical field
The utility model relates to a kind of trailer vehicle bridge syn steering hardware.
Background technology
As everyone knows, the vehicle bridge that present trailer is used, its pontic is to captive joint to be integral with spindle nose.Then spindle nose can not be swung, and a wheel is around the spindle nose rotation.When main car dragged the trailer turning, the spindle nose at trailer vehicle bridge two ends can not be swung, and the wheel on it is differential synchronously, certainly will make its wheel and road surface side friction.When trailer delivered at full capacity, the easiest off-axis head, quick-fried tire, the bad wheel net of causing can cause traffic accident when serious.Immediately by force by turning, also can damage highway, phenomenons such as tire severe wear, suspension and the distortion of wheel net, vehicle bridge displacement, oil consumption increasing.For many bridges trailer, its consequence is particularly serious.
The utility model content
The purpose of this utility model is to provide a kind of trailer vehicle bridge syn steering hardware; can make trailer wheels carry out syn according to main car operation angle turns to; avoid wheel and road surface side friction, help protecting vehicle bridge, tire and highway, reduce oil consumption.
For achieving the above object, the utility model adopts following technical proposals:
A kind of trailer is with vehicle bridge syn steering hardware, comprises vehicle bridge pontic, spindle nose towing plate, the towing pin that is installed on the trailer and is installed in traction seat on the main car, it is characterized in that two spindle noses are respectively by a controlled steering swivel and pontic hinge; One is rotated the swinging transmission mechanism that is associated with traction seat around towing pin and is connected controlled steering swivel through a hydraulic gear.
The structure of above-mentioned swinging transmission mechanism is: in the place ahead of towing pin, fix a driving gear on the traction seat, described driving gear and a ring gear engagement, with described ring gear with transmission gear of axle mounting, the pendulum back of the body ring gear engagement of the described transmission gear and a hydraulic pressure pendulum back of the body, the rotating shaft of the described hydraulic pressure pendulum back of the body has the bracket supports on fixing and the towing plate.
Above-mentioned driving gear and ring gear are placed in the arc groove of traction seat, and two affiliated gear upper surfaces are than the low 0-2 millimeter in traction seat upper surface; The travel(l)ing rest supporting that the rotating shaft of described ring gear and transmission gear can be slided up and down by a relative towing plate, and connect one and slide up and down operating mechanism.
Above-mentioned travel(l)ing rest and the structure that slides up and down operating mechanism thereof are: the coupling of sliding of the vertical guide slot on travel(l)ing rest and the towing plate; Swung up and down bar and captive joint with one by an allocating slot on the sliding support, the outer rear flank of girder before the trailer that the swinging operation bar extend out to towing plate is captiveed joint connects a swinging operation handle.
The structure of above-mentioned hydraulic gear is: have two active hydraulic actuating cylinder its rear end to connect with towing plate left and right sides trailer girder strand respectively, and its front end stretches out the piston rod end and is connected bulb strand respectively with two and connects, and described two connect the left and right sides that bulbs are fixedly connected on hydraulic pressure pendulum behind portion respectively; The controlled steering swivel at two ends, the pontic left and right sides connects with the piston rod end strand that the front end of two hydraulic steering cylinders stretches out respectively, and the rear end of two hydraulic steering cylinders and pontic strand company; The ante-chamber of two hydraulic steering cylinders is communicated with by a pipeline, the back cavity of left side hydraulic steering cylinder is by the back cavity of active hydraulic actuating cylinder on the left of the pipeline connection and the ante-chamber of right side active hydraulic actuating cylinder, and the back cavity of right hand steering hydraulic actuating cylinder is communicated with the back cavity of right side active hydraulic actuating cylinder and the ante-chamber of left side active hydraulic actuating cylinder by pipeline.
Two controlled steering swivels at above-mentioned pontic two ends twist with the two ends of an intermediate rod respectively and connect.
For many bridges trailer, on the vehicle bridge, the controlled steering swivel in pontic two ends of preceding vehicle bridge connected with the controlled steering swivel strand in the pontic two ends of back one vehicle bridge by curved bar mechanism respectively before the driving fluid cylinder pressure was installed in.
The structure of above-mentioned curved bar mechanism is: swing arm of each captive joint on the controlled steering swivel of forward and backward vehicle bridge, the outer end of two swing arms are twisted with the two ends of a connecting rod respectively and are connected.
Principle of work of the present utility model is:
When main car is turned, the traction seat of main car is around the towing pin swing of trailer, the driving gear that then is fixed on the traction seat drives the ring gear rotation, swing through the hydraulic pressure pendulum back of the body that the transmission gear transmission is installed on the trailer towing plate, two actives of wobble drive hydraulic cylinder works of the hydraulic pressure pendulum back of the body, hydraulic pressure drives the steering hydraulic cylinder working through pipeline transmission, thereby the controlled steering swivel at vehicle bridge two ends is rotated and the rotation spindle nose, and the wheel syn of trailer is turned to.
With before trailer is connected, first manual manipulation swinging operation handle makes pendulum on it at main car, then makes on the travel(l)ing rest of driving gear and ring gear rotating shaft to move, and makes the upper surface of the high traction seat in lower surface of ring gear; Main then car reversing connects the traction seat of main car and the automatic snap close strand of towing pin of trailer; Last manual manipulation swinging operation handle makes its bottom, and travel(l)ing rest is moved down, ring gear and driving gear engagement, the operation of can driving a vehicle.
The utility model has following conspicuous characteristics and advantage compared with prior art:
Trailer vehicle bridge of the present utility model adopts controlled steering swivel that spindle nose can be turned to, and control controlled steering swivel around the swinging transmission mechanism and the hydraulic gear of towing pin swing by a traction seat, thereby realize that syn turns to trailer wheels with main car turning, avoid wheel and road surface laterally to drag friction, prevent to produce damage spindle nose, tire, vehicle bridge, wheel net and damage highway and the adverse consequences of increase oil consumption because of laterally dragging friction.The utility model is applicable to various trailers, is particularly useful for many bridges trailer.
Description of drawings
Fig. 1 is the structural representation of an embodiment of the utility model.
Fig. 2 is an A-A place section-drawing among Fig. 1.
Fig. 3 is the birds-eye view of Fig. 2
Fig. 4 is the outside drawing of steerable bridge among Fig. 1.
Fig. 5 is the B-B place section-drawing of Fig. 4.
The specific embodiment
A preferred embodiment of the present utility model is: referring to Fig. 1, Fig. 2 and Fig. 3, this trailer includes vehicle bridge pontic 1, spindle nose 2,22 towing plates 9, the towing pin 10 that is installed on the trailer with vehicle bridge syn steering hardware and is installed in traction seat 7 on the main car, it is characterized in that two spindle noses 2,22 are respectively by a controlled steering swivel 3,21 and pontic 1 hinge; One is rotated the swinging transmission mechanism that is associated with traction seat 7 around towing pin 10 and is connected controlled steering swivel 3,21 through a hydraulic gear.The structure of above-mentioned swinging transmission mechanism is: in the place ahead of towing pin 10, fix a driving gear 35 on the traction seat 7, described driving gear 35 and ring gear 34 engagements, with described ring gear 34 with transmission gear 11 of axle mounting, pendulum back of the body ring gear 30 engagements of the described transmission gear 11 and a hydraulic pressure pendulum back of the body 16, the rotating shaft 28 of the described hydraulic pressure pendulum back of the body 16 has support 29 supportings on fixing and the towing plate 9.Above-mentioned driving gear 35 and ring gear 34 are placed in the arc groove of traction seat 7, and affiliated two gears, 34,35 upper surfaces are than the low 0-2 millimeter in traction seat 7 upper surfaces; Travel(l)ing rest 14 supportings that the rotating shaft 31 of described ring gear 34 and transmission gear 11 can be slided up and down by a relative towing plate 9, and connect one and slide up and down operating mechanism.Above-mentioned travel(l)ing rest 14 and the structure that slides up and down operating mechanism thereof are: travel(l)ing rest 14 and the vertical guide slot on the towing plate 9 coupling of sliding; Swung up and down bar 32 and captive joint with one by an allocating slot on the sliding support 14, swinging operation bar 13 extend out to the outer rear flank of girder 12 before the trailer of captiveing joint with towing plate 9, connects a swinging operation handle 15.The structure of above-mentioned hydraulic gear is: have two active hydraulic actuating cylinder 6,17 its rear end to connect with towing plate 9 left and right sides trailer girders 12 strands respectively, and its front end stretches out the piston rod end and is connected bulb 36 strand respectively with two and connects, and described two connect the left and right sides that bulbs are fixedly connected on the hydraulic pressure pendulum back of the body 16 rear portions respectively; The controlled steering swivel 3,21 at two ends, pontic 1 left and right sides connects with the piston rod end strand that the front end of two hydraulic steering cylinders 4,20 stretches out respectively, and the rear end of two hydraulic steering cylinders 4,20 and pontic 1 strand company; The ante-chamber of two hydraulic steering cylinders 4,20 is communicated with by a pipeline 19, the back cavity of left side hydraulic steering cylinder 4 is communicated with the initiatively back cavity of hydraulic actuating cylinders 6 and the right side ante-chamber of hydraulic actuating cylinder 17 initiatively of left side by pipeline 5, and the back cavity of right hand steering hydraulic actuating cylinder 20 is communicated with the initiatively back cavity of hydraulic actuating cylinders 17 and the left side ante-chamber of hydraulic actuating cylinder 6 initiatively of right sides by pipeline 18.Two controlled steering swivels 3,21 at above-mentioned pontic 1 two ends twist with the two ends of an intermediate rod 23 respectively and connect.For many bridges trailer, on the vehicle bridge, the controlled steering swivel in pontic 1 two ends of preceding vehicle bridge connected with the controlled steering swivel strand in pontic 28 two ends of back one vehicle bridge by curved bar mechanism respectively before driving fluid cylinder pressure 4,20 was installed in.The structure of above-mentioned curved bar mechanism is: the outer end of 24,27, two swing arms 24,27 of swing arm of each captive joint is twisted with the two ends of a connecting rod 28 respectively and is connected on the controlled steering swivel 21,26 of forward and backward vehicle bridge.
Fig. 4 and Fig. 5 illustrate the structure that spindle nose 2,22 has the steerable bridge of stop mechanism 37,38.
Claims (8)
1. a trailer is with vehicle bridge syn steering hardware, comprise vehicle bridge pontic (1), spindle nose (2,22) towing plates (9), the towing pin (10) that is installed on the trailer and be installed in traction seat (7) on the main car, it is characterized in that two spindle noses (2,22) respectively are hinged by a controlled steering swivel (3,21) and pontic (1); One is rotated the swinging transmission mechanism that is associated with traction seat (7) around towing pin (10) and is connected controlled steering swivel (3,21) through a hydraulic gear.
2. a kind of trailer according to claim 1 vehicle bridge syn steering hardware, the structure that it is characterized in that swinging transmission mechanism is: the place ahead in towing pin (10), fix a driving gear (35) on the traction seat (7), described driving gear (35) and a ring gear (34) engagement, with described ring gear (34) with a transmission gear of axle mounting (11), described transmission gear (11) meshes with the pendulum back of the body ring gear (30) of a hydraulic pressure pendulum back of the body (16), the rotating shaft (28) of the described hydraulic pressure pendulum back of the body (16) has support (29) supporting on fixing and the towing plate (9).
3. a kind of trailer according to claim 2 vehicle bridge syn steering hardware, it is characterized in that described driving gear (35) and ring gear (34) are placed in the arc groove of traction seat (7), affiliated two gears (34,35) upper surface is than the low 0-2 millimeter in traction seat (7) upper surface; Travel(l)ing rest (14) supporting that the rotating shaft (31) of described ring gear (34) and transmission gear (11) can be slided up and down by a relative towing plate (9), and connect one and slide up and down operating mechanism.
4. a kind of trailer according to claim 3 is with vehicle bridge syn steering hardware, and the structure that it is characterized in that described travel(l)ing rest (14) and slide up and down operating mechanism is: travel(l)ing rest (14) and the vertical guide slot on the towing plate (9) coupling of sliding; Sliding support (14) is gone up by an allocating slot and is swung up and down bar (32) and captive joint with one, and swinging operation bar (13) extend out to the outer rear flank of the preceding girder (12) of trailer of captiveing joint with towing plate (9), connects a swinging operation handle (15).
5. a kind of trailer according to claim 1 and 2 vehicle bridge syn steering hardware, the structure that it is characterized in that described hydraulic gear is: have two active hydraulic actuating cylinder (6,17) its rear end to connect with towing plate (9) left and right sides trailer girder (12) strand respectively, and its front end stretches out the piston rod end and is connected bulb (36) strand respectively with two and connects, and described two connect the left and right sides that bulbs are fixedly connected on the hydraulic pressure pendulum back of the body (16) rear portion respectively; The controlled steering swivel (3,21) at pontic (1) two ends, the left and right sides connects with the piston rod end strand that the front end of two hydraulic steering cylinders (4,20) stretches out respectively, and the rear end of two hydraulic steering cylinders (4,20) and pontic (1) strand company; The ante-chamber of two hydraulic steering cylinders (4,20) is communicated with by a pipeline (19), the back cavity of left side hydraulic steering cylinder (4) is communicated with the initiatively back cavity of hydraulic actuating cylinder (6) and right side hydraulic actuating cylinder (17) initiatively of left side by pipeline (5), and the back cavity of right hand steering hydraulic actuating cylinder (20) is communicated with the initiatively back cavity of hydraulic actuating cylinder (17) and the left side ante-chamber of hydraulic actuating cylinder (6) initiatively of right side by pipeline (18).
6. a kind of trailer according to claim 5 is characterized in that with vehicle bridge syn steering hardware two controlled steering swivels (3,21) at pontic (1) two ends twist even with the two ends of an intermediate rod (23) respectively.
7. a kind of trailer according to claim 1 vehicle bridge syn steering hardware, it is characterized in that for many bridges trailer, on the vehicle bridge, the controlled steering swivel in the pontic of preceding vehicle bridge (1) two ends connected with the controlled steering swivel strand in pontic (28) two ends of back one vehicle bridge by curved bar mechanism respectively before driving fluid cylinder pressure (4,20) was installed in.
8. a kind of trailer according to claim 7 vehicle bridge syn steering hardware, the structure that it is characterized in that described curved bar mechanism is: the controlled steering swivel of forward and backward vehicle bridge (21,26) is gone up swing arm of each captive joint (24,27), and the outer end of two swing arms (24,27) connects with the two ends strand of a connecting rod (28) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320109159 CN2652763Y (en) | 2003-10-23 | 2003-10-23 | Axil automatic synchronous turning device for trailer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320109159 CN2652763Y (en) | 2003-10-23 | 2003-10-23 | Axil automatic synchronous turning device for trailer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2652763Y true CN2652763Y (en) | 2004-11-03 |
Family
ID=34343034
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200320109159 Expired - Fee Related CN2652763Y (en) | 2003-10-23 | 2003-10-23 | Axil automatic synchronous turning device for trailer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2652763Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101746416B (en) * | 2008-12-12 | 2012-05-30 | 中国国际海运集装箱(集团)股份有限公司 | Full trailer |
| CN102481950A (en) * | 2009-06-17 | 2012-05-30 | 吉恩科技有限公司 | Steering assembly for a vehicle and method of operating the same |
| CN105059387A (en) * | 2015-07-28 | 2015-11-18 | 扬州市伏尔坎机械制造有限公司 | Semi-trailer with accurate steering function |
-
2003
- 2003-10-23 CN CN 200320109159 patent/CN2652763Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101746416B (en) * | 2008-12-12 | 2012-05-30 | 中国国际海运集装箱(集团)股份有限公司 | Full trailer |
| CN102481950A (en) * | 2009-06-17 | 2012-05-30 | 吉恩科技有限公司 | Steering assembly for a vehicle and method of operating the same |
| CN102481950B (en) * | 2009-06-17 | 2014-04-30 | 吉恩科技有限公司 | Steering assembly for a vehicle and method of operating the same |
| CN105059387A (en) * | 2015-07-28 | 2015-11-18 | 扬州市伏尔坎机械制造有限公司 | Semi-trailer with accurate steering function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |