CN2306188Y - Vehicle for dismounting or mounting wheels of large-and medium-aircrafts - Google Patents
Vehicle for dismounting or mounting wheels of large-and medium-aircrafts Download PDFInfo
- Publication number
- CN2306188Y CN2306188Y CN97210677U CN97210677U CN2306188Y CN 2306188 Y CN2306188 Y CN 2306188Y CN 97210677 U CN97210677 U CN 97210677U CN 97210677 U CN97210677 U CN 97210677U CN 2306188 Y CN2306188 Y CN 2306188Y
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- CN
- China
- Prior art keywords
- wheel
- fixed mount
- swing arm
- medium
- dismounting
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- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to a vehicle for dismounting or mounting wheels of large and medium air crafts, which is composed of a vehicle body, a fixed frame of vehicle wheels, and a hydraulic system. The utility model is also provided with a free rolling wheel mechanism and a width adjusting mechanism, which can adjust the height and the inclination of wheels automatically. The utility model has the advantages of small size, light weight, flexibility, safety, reliability, etc., and is widely suitable for dismounting or mounting wheels of large and medium air crafts.
Description
The invention belongs to the aircraft floor docking facility, be specifically related to large and medium-sized airplane wheel dismounting vehicle.
The dismounting aircraft mainly contains two kinds of methods in maintenance aircraft process at present, and a kind of is artificial dismounting, and a kind of is that machinery is hung.Artificial dismounting adopts manpower to lift, shoulder the original operational method of son sled, generally all need the several people, thereby labour intensity is big, efficient is low, and dangerous and rapid wear equipment.What Japan adopted is the method for hanging.Its shortcoming is one, equipment volume is big, very flexible; The 2nd, commonality is poor, is not suitable for the certain model airplane wheel; As MO-8 type aircraft outside main frame wheel, the inboard main frame wheel of Ilyushin-76 aircraft; The 3rd, there is not leaning device; The 4th, cost an arm and a leg.
The objective of the invention is to manufacture and design a kind of can the transportation, can regulate wheel adjustable height and angle of inclination, the large and medium-sized airplane wheel dismounting vehicle that Applicable scope is big accomplishes to reduce labour intensity, increases work efficiency and flexible, safety, reliable.
As Fig. 1 and shown in Figure 5, wheel dismounting vehicle of the present invention mainly is made of car body, wheel fixed mount and hydraulic efficiency pressure system three parts.Car body is made up of П font base (16) and lifting sliding rail (4), flexibly connect by pair of bearings (19) between the two, be equipped with four below the base (16) and be convenient to all be provided with a traction ear (18) that is used to draw in cardan wheel (1), each side of small space activity, monosymmetric a pair of elevator actuating cylinder (3) and the one pair of tilting action tube (2) of being equipped with of its upper surface, force pump of hydraulic efficiency pressure system (5) and lifting tilt switch (13) are separately fixed on the adapter plate of two slide rails (4).In order to satisfy the wheel diameter variation, wheel fixed mount (7) is divided into upper and lower two parts, the two pillar height in bottom are constant, upper design becomes fork-shaped and two kinds of structures of П type, fuse with pin (6) or (46) to inserting the back between two parts, in order to make the car body can upper and lower slip in lifting pulley (4), each fixes the pulley mechanism (14) that a cover is made of 3 pulleys the outside of two pillars in bottom, be welded as a whole with steel plate between two pillars, its front end is equipped with the load box (15) and the cylinder (17) of two rest wheels.For the ease of changing the span of two cylinders, the mount pad of two cylinders is designed to regulate.In order to satisfy the requirement of different-thickness wheel, as shown in Figure 1, the upper design of fixed mount (7) becomes fork configuration, by weld together after two metal tube bendings, the centre is provided with a width adjusting mechanism (8), and the revolving bar (10) that can block with the bending that can adjust in vertical and horizontal direction of unloading tire is housed in the front of width adjusting mechanism (8); Fixed mount (7) upper design becomes П shape structure to be illustrated by Fig. 5, and transverse tube (45) is welded on the upper end of two pillars of fixed mount (7), and the width adjustment expansion link (47) of 90 ° of bendings is all inserted at two ends, fuses with latch (46) between the two.Hydraulic efficiency pressure system is by the fuel tank on the adapter plate that is fixed on slide rail (4) (12), force pump (5), elevator actuating cylinder (3), tilting action tube compositions such as (2).The projection that can make brake disc in order to guarantee to install and the groove of wheel hub close (guaranteeing that perhaps the brake joint aligns) mutually, make the wheel can be free movable, as shown in Figure 2, cylinder (7) is designed to the bearing element formula, and cylinder (17) is enclosed within on the drum shaft (20) that bearing (21) are housed; In order to satisfy the needs of dismounting different-thickness wheel, wheel fixed mount (7) is equipped with width adjusting mechanism (8) or (48) and swing arm blocking device (9) or (50), as shown in Figure 3, width adjusting mechanism (8) or (48) are made of width adjustment expansion link (23) or (47), guide pipe (25), adapter shaft (36) and width adjusting mechanism lock.Width adjustment expansion link (23) or (47) top are provided with that positioning groove (24), bottom have limit sliding chutes (41), right-hand member links together with screw (38) and adapter shaft (36), guide pipe (25) is enclosed within on width adjustment expansion link (23) or (47), and the two uses limited screw (39) restraint.The width adjusting mechanism lock is by housing (26), and the bullet that is contained in (26) is built seat (28), spring (29), spacing ball (30) and hammerlock (27) composition, and housing (26) is fixed on the guide pipe (25); Be used to block the swing arm blocking device (9) of swing arm (10) or (50) by housing (34), position-limited lever (32), spring (33) and the spacing ball (35) that is contained in the vertical slot (37) of adapter shaft (36) constitute, housing (34) is fixed on the left end of swing arm (10), swing arm (10) is enclosed within on the adapter shaft (36), and the two is by swing arm blocking device (9) screens; Hydraulic efficiency pressure system is made up of the lifting mechanism and the leaning device of controlling machine wheel location and state, ceiling mechanism is by the monosymmetric one pair of elevator actuating cylinder (3) that is contained in base (16) upper surface, be fixed on the force pump (5) on the adapter plate of slide rail (4), direction switch in the lifting tilt switch (13), slide mechanism (14) and oil pump (12) constitute, leaning device is by one pair of tilting action tube of the symmetry that is contained in base (16) both sides, hand power machine (5), tilt switch in the lifting tilt switch (13), oil pump (12) is formed with the bearing (19) that is connected base (16) and slide rail (4).Fig. 1 is the constructional drawing with airplane wheel dismounting vehicle of fork-shaped height adjustment frame, its principle of work is as follows, during the dismounting wheel, height according to airplane wheel, adjust the height on wheel fixed mount (7) top with adjusting cotter (6), make it to match with the wheel height, push the hammerlock (27) of width adjusting mechanism lock, lock is opened, and push-and-pull width adjustment expansion link (23) or (47) match the width of wheel fixed mount (7) and the thickness of wheel tire, and then reversing sense is pushed hammerlock (27) and is locked, with the width fixed value of wheel fixed mount (7), vertically pull down fixedly wheel of swing arm (10), level is pulled swing arm (10) wheel that can get loose.For the П shape fixed mount among Fig. 5, its principle of work also is like this.When holding up wheel, the pressure of two cylinders (gravity) passes on the wheel fixed mount (7), by on the pulley drive pulley, passes to then on the base again, passes at last on four cardan wheels.The power that the upper end swing arm is subjected to is equally by wheel fixed mount (7) → pulley mechanism (14) → slide rail (4) → base (16) → cardan wheel (1).When wanting mechanism for lifting fixed mount (7) (wheel), lifting tilt switch handle plate in the hydraulic efficiency pressure system is arrived " rising " position, make force pump (5), the piston rod of elevator actuating cylinder (3) stretches out, act on the slide plate of pulley mechanism (14) through slide rail (4), hold up wheel fixed mount (7) (wheel); Put down wheel fixed mount (7) (during wheel), the direction switch handle wrench is arrived " decline " position, the piston rod retraction of elevator actuating cylinder (3), thus put down wheel fixed mount (7) (wheel); When direction switch places immediately, the height of wheel fixed mount (7) (wheel) is locked on a certain position, when desiring to make wheel fixed mount (7) (wheel) to tilt, inclination master cock handle is put into the position of " hypsokinesis ", make force pump (5), then the piston rod of tilting action tube (2) stretches out, and promotes bearing (19) and clockwise rotates, thereby drive slide rail (4) hypsokinesis, wheel fixed mount (7) (wheel) hypsokinesis thereupon; If make it to lean forward, then the master cock handle is put into the position of " leaning forward ", make force pump (5), the piston rod retraction of the oblique ACTUATOR of inclination (2), drive free bearing (19) and rotate counterclockwise, lean forward thereby drive slide rail (4), wheel fixed mount (7) (wheel) also leans forward thereupon.When tilt switch is placed center position, wheel fixed mount (7) can be locked on a certain angle.The order of installing is opposite during with dismounting, directly rotates wheel onboard, just can align the brake joint.
In sum, wheel dismounting vehicle of the present invention has the labour intensity of reduction, increases work efficiency, (wheel diameter range: φ=0.8-1.4m applied widely, wheel thickness range: 0.30-0.48m, the machine of liter scope: 0-0.38m, range of tilt angles: lean forward 0-5 °, hypsokinesis 0-10 °) and advantage such as flexible, safe, reliable, be suitable for the dismounting of various large and medium-sized airplane wheels.
Drawing instruction diagram 1 big-and-middle-sized airplane wheel dismounting vehicle (forked frame) structural representation.Fig. 2 roller frame figure.Fig. 3 width adjusting mechanism and swing arm blocking device constructional drawing.Fig. 4 hydraulic system principle figure.The large and medium-sized airplane wheel dismounting vehicle of Fig. 5 (ПXing Jia) structural representation.1, cardan wheel 2, tilting action tube 3, elevator actuating cylinder 4, slide rail 5, force pump 6, regulate lock 7, wheel fixed mount 8, width adjusting mechanism 9, swing arm blocking device 10, swing arm 11, push and pull bar 12, fuel tank 13, lifting tilt switch 14, pulley mechanism 15, load box 16, base 17, cylinder 18, traction lug 19, bearing 20, tube 21 rolls, bearing 22, drum cover 23, width adjustment expansion link 24, positioning groove 25, guide pipe 26, housing 27, hammerlock 28, spring perch 29, spring 30, spacing ball 31, spiral shell nurse 32, spring 33, position-limited lever 34, spacing ball 35, housing 36, adapter shaft 37, vertical slot 38, screw 39, limited screw 40, limit sliding chutes 41, tilt switch 42, direction switch 43, current limliting valve 44, supporting pulley 45, transverse tube 46, pin 47, width adjustment expansion link 48, width adjustment mechanism 49, adapter shaft 50, swing arm blocking device 51, swing arm.
Embodiment:
Base (16) forms with channel-section steel weldering system, and slide rail (4) is washed to washing on the bed with channel-section steel, and cylinder (17) grinds with the 45# steel and processes, and load box (15) forms with welded steel plate, and wheel fixed mount (7) is made with the solid drawn pipe weldering, curve.Antifriction-bearing box assembly pulley, cardan wheel, cylinder epithelium all are gauge members, can buy in market.
Claims (6)
1, a kind of large and medium-sized airplane wheel dismounting vehicle of forming by car body, wheel fixed mount and hydraulic efficiency pressure system, it is characterized in that car body is made up of П font base (16) and lifting sliding rail (4), flexibly connect by pair of bearings (19) between the two, be equipped with four below the base (16) and be convenient in cardan wheel (1), each side of small space activity a traction ear (18) that is used to draw is set all, the wheel fixed mount is by the load box (15) and the cylinder (17) of wheel fixed mount (7), rest wheel; In order to satisfy the wheel diameter variation, wheel fixed mount (7) is divided into, following two parts, the two pillar height in bottom are constant, upper design becomes fork-shaped and two kinds of structures of П shape, for fixed mount can be slided up and down in slide rail (4), each fixes the slide mechanism (14) that a cover is made of 3 groups of pulleys the outside of two pillars in bottom, two intercolumniations are integrally welded with steel plate, its front end is equipped with the load box (15) and the cylinder (17) of two rest wheels, for the ease of changing the span of two cylinders, the mount pad of two cylinders is designed to regulate, in order to satisfy the requirement of different-thickness wheel, the top of two kinds of structures of fixed mount (7) all is provided with width adjustment mechanism (8) or (48), be provided with at (8) or (48) front end and can fix or unload tire, in crooked swing arm (10) or (51) that vertical and horizontal direction can be regulated, and blocking device (9) or (50); Hydraulic efficiency pressure system is by the elevator actuating cylinder (3) of one pair of symmetry of the both sides that are fixed on base (16) upper surface, and the tilting action tube (2) of one pair of symmetry is installed in the force pump (5) in left side, lifting, tilt switch (13) and fuel tank (12) formation on right side.
2, large and medium-sized airplane wheel dismounting vehicle according to claim 1, requirement for the wheel that satisfies different-thickness and diameter, the upper design of fixed mount (7) becomes fork-shaped, it is characterized in that upper end weld together after two metal tube bendings, lower end and two pillars are to after pitching, fuse with pin (6) between the two, front end is provided with width adjusting mechanism (8).
3, large and medium-sized airplane wheel dismounting vehicle according to claim 1, the upper design of fixed mount (7) becomes П shape, it is characterized in that transverse tube (45) is welded on two pillar upper ends of fixed mount (7), the width adjusting expansion link (47) of 90 ° of bendings is all inserted at the two ends of transverse tube (45), uses pin (46) to fuse between the two.
4, large and medium-sized airplane wheel dismounting vehicle according to claim 1, can make in order to guarantee to install the projection of brake disc match with the groove of the nave boss of wheel (guaranteeing that perhaps the brake joint can align) wheel can freely be rolled, cylinder (17) is designed to the bearing element formula, it is characterized in that cylinder (17) is sleeved on the drum shaft (20) that bearing (21) are housed.
5, according to claim 1 big, Medium Plane wheel dismounting vehicle is in order to satisfy the wheel of dismounting different-thickness, width adjusting mechanism (8) or (48) and swing arm blocking device (9) or (50) all are equipped with in the top of wheel fixed mount (7), it is characterized in that width adjusting mechanism (8) or (48) are by width adjustment expansion link (23) or (47), the guide pipe (25) and the adapter shaft (36) that are fixed on (23) or (47) front end constitute, the top of width adjustment expansion link (23) or (47) is provided with positioning groove (24), the bottom has limit sliding chutes (40), right-hand member links together with screw (38) and adapter shaft (36), guide pipe (25) is enclosed within on width adjustment expansion link (23) or (47), and the two blocks with limited screw (39); Width adjustment is locked by housing (26), is contained in the spring perch (28) in the housing (26), spring (29), and spacing ball (30) and hammerlock (27) are formed, and housing (26) is fixed on the guide pipe (25); The swing arm blocking device (9) that is used for blocking swing arm (10) is made of housing (35), position-limited lever (32), spring (33), jam nut (31) and the spacing ball (34) that is positioned at the vertical slot (37) of adapter shaft (36), housing (35) is fixed on the left end of swing arm (10), and swing arm (10) is enclosed within on the adapter shaft (36).
6, according to claim 1 big, Medium Plane wheel dismounting vehicle, it is characterized in that hydraulic efficiency pressure system is made up of the lifting mechanism and the leaning device of controlling machine wheel location and state, lifting mechanism is by the monosymmetric one pair of elevator actuating cylinder (3) that is contained in the end face on the base (16), be fixed on the force pump (5) on the adapter plate of two pulleys (4), direction switch in the lifting tilt switch (13) and fuel tank (12) are formed, leaning device is by one pair of tilting action tube (2) of the symmetry that is contained in base (16) both sides, is fixed on the force pump (5) on the adapter plate of slide rail (4), tilt switch in the lifting tilt switch (13), fuel tank (12) and be connected base (16) and the bearing (19) of slide rail (4) is formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN97210677U CN2306188Y (en) | 1997-02-01 | 1997-02-01 | Vehicle for dismounting or mounting wheels of large-and medium-aircrafts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN97210677U CN2306188Y (en) | 1997-02-01 | 1997-02-01 | Vehicle for dismounting or mounting wheels of large-and medium-aircrafts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2306188Y true CN2306188Y (en) | 1999-02-03 |
Family
ID=33929499
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN97210677U Expired - Fee Related CN2306188Y (en) | 1997-02-01 | 1997-02-01 | Vehicle for dismounting or mounting wheels of large-and medium-aircrafts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2306188Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103434655A (en) * | 2013-08-29 | 2013-12-11 | 西北工业大学 | Assembly test vehicle of airplane nose landing gear |
| CN103522836A (en) * | 2013-09-30 | 2014-01-22 | 西京学院 | Aircraft wheel disassembly and assembly trolley |
| CN108466522A (en) * | 2018-03-16 | 2018-08-31 | 中国农业大学 | A kind of manual attaching/detaching apparatus of large size wheel |
-
1997
- 1997-02-01 CN CN97210677U patent/CN2306188Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103434655A (en) * | 2013-08-29 | 2013-12-11 | 西北工业大学 | Assembly test vehicle of airplane nose landing gear |
| CN103434655B (en) * | 2013-08-29 | 2015-10-28 | 西北工业大学 | A kind of aircraft nose landing gear assembling test car |
| CN103522836A (en) * | 2013-09-30 | 2014-01-22 | 西京学院 | Aircraft wheel disassembly and assembly trolley |
| CN103522836B (en) * | 2013-09-30 | 2016-08-24 | 西京学院 | A kind of cart for dismounting airplane wheel car |
| CN108466522A (en) * | 2018-03-16 | 2018-08-31 | 中国农业大学 | A kind of manual attaching/detaching apparatus of large size wheel |
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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 |