CN201770005U - Non-cab and non-rod plane tractor with bidirectional driving - Google Patents
Non-cab and non-rod plane tractor with bidirectional driving Download PDFInfo
- Publication number
- CN201770005U CN201770005U CN2010202959458U CN201020295945U CN201770005U CN 201770005 U CN201770005 U CN 201770005U CN 2010202959458 U CN2010202959458 U CN 2010202959458U CN 201020295945 U CN201020295945 U CN 201020295945U CN 201770005 U CN201770005 U CN 201770005U
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- CN
- China
- Prior art keywords
- lifting clamp
- compartment
- operator
- sliding sleeve
- roller wheel
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- Expired - Lifetime
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Abstract
The utility model discloses a non-cab and non-rod plane tractor with bidirectional driving, which comprises a tractor body, a driving part, a power drive part and a grapping and lifting device, wherein the driving part is arranged at the left side of the front end of the tractor body and comprises two operating parts that are arranged abreast, one operating part is oriented to the tractor head, and the other operating part is oriented to the tractor tail; the power drive part is arranged on the tractor body and comprises an engine as well as a travelling drive system and a grapping and lifting drive system which are respectively connected with the engine; and the travelling drive system is connected with a drive axle of the driving part and the tractor body, the grapping and lifting drive system is connected with the driving part and the grapping and lifting device, and the grapping and lifting device is arranged at the rear end of the tractor body. As the non-cab and non-rod plane tractor with bidirectional driving adopts the non-cab design, the whole height of the tractor is lowered, drivers can operate conveniently in a front driving position and a rear driving position, and can monitor the plane traction status of the tractor more intuitively when operating in the rear driving position, and consequently, operation security is guaranteed.
Description
Technical field
The utility model relates to the surface facility field of air equipment, relates in particular to a kind of aircraft aircraft dispersal facilities.
Background technology
Aircraft towing is a kind of important airport ground facilities.On modern airport, tractor truck is mainly born operation: aircraft is drawn near passenger apron or connecting bridge by the hardstand, board a plane for the passenger; To rest in the other aircraft pushing tow of connecting bridge, till having enough ground that aircraft can be slided forward by self power from bridge; Between between the hardstand or hardstand and hangar, repair and maintenance garage, dispatch aircraft; Mobile aircraft etc. in hangar or repair and maintenance garage.
Aircraft towing requires its profile shorter, so that walk under fuselage under aircraft wing.Generally all adopt the layout of cab forward type for this reason, even very large-scale traction cab heights also only about 2m, than low many of general truck.
At large aircraft, existing aircraft towing can satisfy operating needs, and is difficult to operation at the lower aircraft of ventrals such as helicopter.
For this reason, provide that tractive force is bigger, vehicle body is lower, turn radius is littler, manoevreability is better, commonality widely aircraft towing be the trend of development at present.
The utility model content
Technical problem to be solved in the utility model provides a kind of no operator's compartment bidirectional driving non-rod aircraft tractor, not only can satisfy the requirement of the aspect such as commonality, reliability of towing aircraft, improve the chaufeur visual field backward simultaneously, and in the tractor truck of equal big or small tractive force, can reach the purpose of lower aircraft such as the ventral that draws helicopter.
To achieve these goals, the utility model provides a kind of no operator's compartment bidirectional driving non-rod aircraft tractor, comprise car body, Drive Section, power driven portion, lifting clamp device, described Drive Section is arranged on the left side of described car body front end, described Drive Section comprises two operating portions that are arranged side by side, an operating portion is towards the headstock setting, and another operating portion is towards tailstock setting; Described power driven portion is arranged on the described car body, and described power driven portion comprises driving engine and connects the travel driving system and the lifting clamp drive system of driving engine respectively; Described travel driving system connects the drive axle of described Drive Section and car body, and described lifting clamp drive system connects described Drive Section and described lifting clamp device, and described lifting clamp device is arranged on the rear end of described car body.
Above-mentioned no operator's compartment bidirectional driving non-rod aircraft tractor, wherein, the described operating station that is provided with towards headstock is in the left side of described car body front end, and the described operating station that is provided with towards the tailstock is in the middle part of described car body front end.
Above-mentioned no operator's compartment bidirectional driving non-rod aircraft tractor, wherein, described travel driving system comprises two variable hydraulic motors of a Variable plunger pump and link variable plunger pump, described two variable hydraulic motors are separately positioned on the trailing wheel of tractor truck.
Above-mentioned no operator's compartment bidirectional driving non-rod aircraft tractor, wherein, described lifting clamp device comprises: support body, guide rail, sliding sleeve, pallet, the front roller wheel device, the rear roll device, the lifting clamp oil cylinder, compressed oil cylinder, inhibiting device, described guide rail is relatively arranged on the both sides of described support body, the both sides of described sliding sleeve are that sliding end is arranged at respectively on the described guide rail, described front roller wheel device is articulated in described sliding sleeve and is arranged between the described guide rail, described rear roll device be articulated in described sliding sleeve sliding end rearward end and in described guide rail, slide or outside the rearward end of described guide rail, open together with described sliding sleeve, described lifting clamp oil cylinder is arranged at the both sides of described support body, one end of described lifting clamp oil cylinder is articulated in the described sliding sleeve other end and is articulated in described car body, described pallet connects the leading section that ratchet is connected in described guide rail by one, described compressed oil cylinder is arranged between the described guide rail with respect to described front roller wheel device and connects described front roller wheel device, and described inhibiting device is arranged on the described support body and limits the sliding position of described sliding sleeve.
Above-mentioned no operator's compartment bidirectional driving non-rod aircraft tractor, wherein, described lifting clamp drive system comprises a gear type pump, connects described lifting clamp oil cylinder and described compressed oil cylinder respectively.
Above-mentioned no operator's compartment bidirectional driving non-rod aircraft tractor, wherein, described front roller wheel device comprises: preliminary roller wheel carrier, front roller wheel, described preliminary roller wheel carrier is articulated in described sliding sleeve, and described front roller wheel is installed on the described preliminary roller wheel carrier by a support arm; Described rear roll device comprises: rear roll frame, rear roll, and described rear roll frame is articulated in the rearward end of the sliding end of described sliding sleeve by a jointed shaft, and described rear roll frame is a V-arrangement arm, and the both ends of described V-arrangement arm are hinged one described rear roll respectively.
Above-mentioned no operator's compartment bidirectional driving non-rod aircraft tractor wherein, also is provided with torque spring on the described jointed shaft, an end of torque spring connects described sliding sleeve, and the other end connects described rear roll frame.
Above-mentioned no operator's compartment bidirectional driving non-rod aircraft tractor wherein, also is provided with the one stroke switch that is used to limit the tray lift height on the described support body.
Above-mentioned no operator's compartment bidirectional driving non-rod aircraft tractor wherein, also is connected with in the described travel driving system: reversing solenoid valve, gearshift electromagnetic valve, CV Coasting Valve, flush valve.
Above-mentioned no operator's compartment bidirectional driving non-rod aircraft tractor, wherein, described lifting clamp device is articulated in the rear end of described car body.
Compare with existing aircraft towing, effect of the present utility model is:
1. applied widely, compactness is rationally distributed as a result, and bodywork height is low, and tractive force is big, can draw the lower aircrafts of ventral such as helicopter.
2. easy operating.Can drive front and back, operating personal has bigger action radius, is convenient to observation, can observe directly the traction situation, ensures safety of operation.
3. designs simplification, the reliability height is convenient to safeguard.Not only can guarantee the crossing ability requirement, also improve the reliability of system.Simultaneously, but the structure contact of motor is strong behind the propons, is convenient to the maintenance service personnel and safeguards.
Below in conjunction with the drawings and specific embodiments the utility model is described in detail, but not as to qualification of the present utility model.
Description of drawings
Fig. 1 is a front view of the present utility model;
Fig. 2 is a birds-eye view of the present utility model;
Fig. 3 a is the front view of lifting clamp device of the present utility model;
Fig. 3 b is the lateral plan of lifting clamp device of the present utility model;
Fig. 3 c is the birds-eye view of lifting clamp device of the present utility model;
Fig. 4 is a travel driving system scheme drawing of the present utility model.
Wherein, Reference numeral
1 car body
2 Drive Sections
3 lifting clamp devices
Bearing circle is driven in 4 backs
5 back driver seats
Guidance panel before 6
Drive bearing circle before 7
Driver seat before 8
9 back driver behavior panels
10 compressed oil cylinders
11 preliminary roller wheel carriers
12 front roller wheels
13 lifting clamp oil cylinders
14 rear roll framves and sliding sleeve jointed shaft
15 rear rolls
16 guide rails
17 pallets are connected ratchet with guide rail
18 rear roll framves
19 torque springs
20 pallets
21 sliding sleeves
22 lifting clamp device support bodys
23 propons
24 driving engines
25 Variable plunger pumps
26 flush valves
27 gearshift electromagnetic valves
28 HM Hydraulic Motor
29 CV Coasting Valve
30 reversing solenoid valves
The specific embodiment
Below in conjunction with accompanying drawing structural principle of the present utility model and principle of work are done concrete description:
In Fig. 1, the specific embodiment shown in Figure 2, the utility model discloses a kind of no operator's compartment bidirectional driving non-rod aircraft tractor, comprises car body 1, Drive Section 2, power driven portion, lifting clamp device 3.
As shown in the figure, Drive Section 2 is no operator's compartment design, Drive Section 2 is arranged on the left side of car body 1 front end, Drive Section 2 comprises two operating portions that are arranged side by side, an operating portion is towards the headstock setting, another operating portion is towards tailstock setting, towards operating station that headstock is provided with in the left side of car body 1 front end, guidance panel 6, preceding driving bearing circle 7, preceding driver seat 8 before comprising, in the middle part of car body 1 front end, comprise that back guidance panel 9, back drive bearing circle 4, back driver seat 5 towards operating station that the tailstock is provided with again.The utility model is not owing to be provided with operator's compartment, thereby reduced the height of car load, steering position or back steering position were handled before chaufeur was sitting in, and chaufeur can monitor the state of tractor truck towing aircraft more intuitively when the back steering position is handled, thereby ensures safety of operation.
Consult front view, lateral plan and the birds-eye view of Fig. 3 a, Fig. 3 b, Fig. 3 c lifting clamp device of the present utility model.
As shown in the figure, lifting clamp device 3 comprises: support body 22, guide rail 16, sliding sleeve 21, pallet 20, preliminary roller wheel carrier 11, front roller wheel 12, rear roll frame 18, rear roll 15, lifting clamp oil cylinder 13, compressed oil cylinder 10, pallet are connected ratchet 17 and inhibiting device with guide rail.
Preliminary roller wheel carrier 11 is articulated in sliding sleeve 16 and is arranged between the guide rail 16, and front roller wheel 12 is installed on the preliminary roller wheel carrier 11 by a support arm.
Lifting clamp oil cylinder 13 is arranged at the both sides of support body 22, and an end of lifting clamp oil cylinder 13 is articulated in sliding sleeve 21, and the other end is articulated in car body 1.
Inhibiting device (not indicating among the figure) is arranged on the support body 21, is used to limit sliding sleeve 21 sliding position forward, and the utility model inhibiting device is chosen as a limiting stopper.
Also be provided with the one stroke switch (figure does not indicate) that is used for limiting pallet 20 hoisting depths on the support body 22.
During work, lifting clamp oil cylinder 13 stretches out, with sliding sleeve 21 along guide rail 16 to extrapolation, when jointed shaft 14 during by guide rail 16 terminal points, torsion spring 19 discharges, rear roll frame 18 drives rear rolls 15 and depends on spring tension to open; Tractor truck near aircraft after, lifting clamp oil cylinder 13 reclaims, rear roll frame 18 drives rear rolls 15 and closes up along guide rail 16, embraces wheel and with its armful top tray 20; Lifting clamp oil cylinder 13 continues to reclaim, and sliding sleeve 21 is advanced to and withstands limiting stopper, and the power of the oil cylinder that continuation is reclaimed produces the moment around the guide rail fulcrum, thereby tray lift is raised 80～100mm with wheel.Then compressed oil cylinder 10 actions are pushed down wheel with front roller wheel 12, and wheel is held tightly.When freeing aircraft, lifting clamp oil cylinder 13 stretches out, and the front roller wheel 15 on the sliding sleeve 21 withstands wheel to extrapolation, up to wheel being released pallet 20.
Drive the bearing circle left side in the back and be provided with a mushroom switch, control ratchet 17 is raised height, presses switch, and pallet 20 can be raised with the drive of ratchet 17, and after touching travel switch, pallet no longer raises; Extract a mushroom switch, cancel this restriction.The utility model is to utilize travel switch to control raising highly in order to avoid the aircraft tail kiss the earth of pallet.
The utility model lifting clamp device 3 is articulated in the rear end of car body 1, makes the lifting clamp device 3 can be around (approximately ± 8 °) swing within the specific limits of the tractor truck longitudinal axis, with compensation because aircraft that horizontal wall inscription causes and the relative heel between the tractor truck.
Power driven portion is arranged on the car body 1, and power driven portion comprises driving engine and connects the lifting clamp drive system of driving engine and travel driving system as shown in Figure 4 respectively.Travel driving system connects the drive axle of Drive Section and car body, and the lifting clamp drive system connects Drive Section and lifting clamp device 3.
The lifting clamp drive system comprises a gear type pump, connects respectively and controls lifting clamp oil cylinder 13 and described compressed oil cylinder 10.
Consult Fig. 4 travel driving system scheme drawing of the present utility model.
Travel driving system comprises two variable hydraulic motors 28, reversing solenoid valve 30, gearshift electromagnetic valve 27, CV Coasting Valve 29, the flush valve 26 of a Variable plunger pump 25, link variable plunger pump, two variable hydraulic motors 28 are separately positioned on the trailing wheel of tractor truck, and gearshift electromagnetic valve 27, CV Coasting Valve 29, flush valve 26 are separately positioned in the travel driving system.
The utility model adopts front-wheel steering, the form of back-wheel drive, bimotored running gear behind the employing front steering axle, by a volume adjustable hydraulic pump 25, the fluid power system of two trailing wheel variable hydraulic motor 28 formations changes the power of driving engine 24 into the tractive force of powered vehicle walking, be divided into two grades, the big discharge capacity of I shelves motor, the low speed large traction, the little discharge capacity of II shelves motor, the little tractive force of high speed, the control by electromagnetic valve produces different speed and tractive force to adapt to different working environments, gearshift electromagnetic valve 27 1 ends link to each other with Variable plunger pump, the other end connects the back wheel motor, and when gearshift electromagnetic valve 27 was in position shown in Figure 4, the gearshift electromagnetic valve did not have effect.When changing its position, gearshift electromagnetic valve 27 control back wheel motor corners, and then the control speed of a motor vehicle reach the gearshift purpose.Advance and retreat by the reversing solenoid valve on the Variable plunger pump 25 30 and control, reversing solenoid valve 30 1 ends are connected with turning to oil cylinder, and an end connects fuel tank.When it is in meta, turn to oil cylinder to mediate, nothing turns to.When electromagnetic valve during to left movement, turn to oil cylinder right side draining, bar moves right, left-handed turning to.When reversing solenoid valve moves right in like manner.
The above-mentioned travel driving system of the utility model can make the structure of this car simpler, and layout more closely and reduced the height of tail of body allows chaufeur can clearerly observe the situation of rear haulage aircraft, thereby ensures safety of operation.
Because the relative aircraft of tractor truck is lighter, the effect of CV Coasting Valve 29 is to make tractor truck be in the four-wheel sliding state, guarantees can move with aircraft when tractor truck docks with aircraft, makes the tractor truck flexible movements.In addition, when tractor truck broke down, CV Coasting Valve 29 made tractor truck be in sliding state and is beneficial to tractor truck and is pulled.
In sum, the no operator's compartment bidirectional driving non-rod aircraft tractor that the utility model discloses has solved the problem that existing tractor truck exists, satisfy the specific (special) requirements that the aircraft outfield ensures operation, solve the practical problems of the aspects such as commonality, reliability of tractor truck towing aircraft emphatically, optimize simultaneously and improve the chaufeur visual field backward.This car does not have operator's compartment, thereby reduced the height of car load, can satisfy the traction of the lower aircraft of ventrals such as helicopter, in addition, steering position or back steering position were handled more convenient flexible before chaufeur was sitting in, chaufeur can monitor the state of tractor truck towing aircraft more intuitively when the back steering position is handled, thereby ensures safety of operation.
Certainly; the utility model also can have other various embodiments; under the situation that does not deviate from the utility model spirit and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the utility model, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the utility model.
Claims (10)
1. no operator's compartment bidirectional driving non-rod aircraft tractor, it is characterized in that, comprise car body, Drive Section, power driven portion, lifting clamp device, described Drive Section is arranged on the left side of described car body front end, described Drive Section comprises two operating portions that are arranged side by side, an operating portion is towards the headstock setting, and another operating portion is towards tailstock setting; Described power driven portion is arranged on the described car body, and described power driven portion comprises driving engine and connects the travel driving system and the lifting clamp drive system of driving engine respectively; Described travel driving system connects the drive axle of described Drive Section and car body, and described lifting clamp drive system connects described Drive Section and described lifting clamp device, and described lifting clamp device is arranged on the rear end of described car body.
2. no operator's compartment bidirectional driving non-rod aircraft tractor according to claim 1 is characterized in that, the described operating station that is provided with towards headstock is in the left side of described car body front end, and the described operating station that is provided with towards the tailstock is in the middle part of described car body front end.
3. no operator's compartment bidirectional driving non-rod aircraft tractor according to claim 1 and 2, it is characterized in that, described travel driving system comprises two variable hydraulic motors of a Variable plunger pump and link variable plunger pump, and described two variable hydraulic motors are separately positioned on the trailing wheel of tractor truck.
4. no operator's compartment bidirectional driving non-rod aircraft tractor according to claim 1 and 2, it is characterized in that, described lifting clamp device comprises: support body, guide rail, sliding sleeve, pallet, the front roller wheel device, the rear roll device, the lifting clamp oil cylinder, compressed oil cylinder, inhibiting device, described guide rail is relatively arranged on the both sides of described support body, the both sides of described sliding sleeve are that sliding end is arranged at respectively on the described guide rail, described front roller wheel device is articulated in described sliding sleeve and is arranged between the described guide rail, described rear roll device be articulated in described sliding sleeve sliding end rearward end and in described guide rail, slide or outside the rearward end of described guide rail, open together with described sliding sleeve, described lifting clamp oil cylinder is arranged at the both sides of described support body, one end of described lifting clamp oil cylinder is articulated in the described sliding sleeve other end and is articulated in described car body, described pallet connects the leading section that ratchet is connected in described guide rail by one, described compressed oil cylinder is arranged between the described guide rail with respect to described front roller wheel device and connects described front roller wheel device, and described inhibiting device is arranged on the described support body and limits the sliding position of described sliding sleeve.
5. no operator's compartment bidirectional driving non-rod aircraft tractor according to claim 4 is characterized in that described lifting clamp drive system comprises a gear type pump, connects described lifting clamp oil cylinder and described compressed oil cylinder respectively.
6. no operator's compartment bidirectional driving non-rod aircraft tractor according to claim 4, it is characterized in that, described front roller wheel device comprises: preliminary roller wheel carrier, front roller wheel, and described preliminary roller wheel carrier is articulated in described sliding sleeve, and described front roller wheel is installed on the described preliminary roller wheel carrier by a support arm; Described rear roll device comprises: rear roll frame, rear roll, and described rear roll frame is articulated in the rearward end of the sliding end of described sliding sleeve by a jointed shaft, and described rear roll frame is a V-arrangement arm, and the both ends of described V-arrangement arm are hinged one described rear roll respectively.
7. no operator's compartment bidirectional driving non-rod aircraft tractor according to claim 6 is characterized in that also be provided with torque spring on the described jointed shaft, an end of torque spring connects described sliding sleeve, and the other end connects described rear roll frame.
8. no operator's compartment bidirectional driving non-rod aircraft tractor according to claim 4 is characterized in that, also is provided with the one stroke switch that is used to limit the tray lift height on the described support body.
9. no operator's compartment bidirectional driving non-rod aircraft tractor according to claim 3 is characterized in that, also is connected with in the described travel driving system: reversing solenoid valve, gearshift electromagnetic valve, CV Coasting Valve, flush valve.
10. no operator's compartment bidirectional driving non-rod aircraft tractor according to claim 3 is characterized in that described lifting clamp device is articulated in the rear end of described car body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202959458U CN201770005U (en) | 2010-08-17 | 2010-08-17 | Non-cab and non-rod plane tractor with bidirectional driving |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202959458U CN201770005U (en) | 2010-08-17 | 2010-08-17 | Non-cab and non-rod plane tractor with bidirectional driving |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201770005U true CN201770005U (en) | 2011-03-23 |
Family
ID=43749841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202959458U Expired - Lifetime CN201770005U (en) | 2010-08-17 | 2010-08-17 | Non-cab and non-rod plane tractor with bidirectional driving |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201770005U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104986352A (en) * | 2015-07-10 | 2015-10-21 | 常州市科宏电子电器有限公司 | Lifting mechanism and lifting method for aircraft undercarriage |
| CN108799484A (en) * | 2018-06-30 | 2018-11-13 | 刘剑 | The shift-position control apparatus of vehicle |
-
2010
- 2010-08-17 CN CN2010202959458U patent/CN201770005U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104986352A (en) * | 2015-07-10 | 2015-10-21 | 常州市科宏电子电器有限公司 | Lifting mechanism and lifting method for aircraft undercarriage |
| CN104986352B (en) * | 2015-07-10 | 2017-04-26 | 常州市科宏电子电器有限公司 | Lifting mechanism and lifting method for aircraft undercarriage |
| CN108799484A (en) * | 2018-06-30 | 2018-11-13 | 刘剑 | The shift-position control apparatus of vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110323 |