CN202377759U - Airplane front landing gear disassembling and assembling vehicle - Google Patents
Airplane front landing gear disassembling and assembling vehicle Download PDFInfo
- Publication number
- CN202377759U CN202377759U CN2012200108915U CN201220010891U CN202377759U CN 202377759 U CN202377759 U CN 202377759U CN 2012200108915 U CN2012200108915 U CN 2012200108915U CN 201220010891 U CN201220010891 U CN 201220010891U CN 202377759 U CN202377759 U CN 202377759U
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- aircraft nose
- dismounting vehicle
- vehicle according
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Abstract
The utility model discloses an airplane front landing gear disassembling and assembling vehicle, which is characterized in that the airplane front landing gear disassembling and assembling vehicle mainly comprises a lifting mechanism, an adjustment aligning mechanism which is arranged on the lifting mechanism and a working platform (9) which is arranged on the adjustment aligning mechanism. The airplane front landing gear disassembling and assembling vehicle aims at overcoming the defects that the disassembling and the assembling of an airplane front landing gear is time-consuming and labor-consuming and potential safety hazards exist in the prior art. The airplane front landing gear disassembling and assembling vehicle has the advantages that not only is the structure simple and is the disassembling and assembling vehicle convenient to use, but also the working intensity of operating personnel in disassembling and assembling the airplane front landing gear is greatly reduced and the disassembling and assembling vehicle is worthy of being popularized and applied.
Description
Technical field
The utility model relates to a kind of attaching/detaching apparatus of undercarriage, specifically, relates to a kind of aircraft nose-gear dismounting vehicle.
Background technology
At present, owing to the airplane design reason, ' undercarriage is deposited the cabin ' narrow space of aircraft is when the dismounting of frock and assembly fee, effort.When the demolition, installation undercarriage, after operating personnel need take out connecting pin, undercarriage revolved turn 90 degrees; Move down, could take out undercarriage, operation is not only inconvenient like this; Labor intensity of operating personnel is bigger, and operating efficiency is also lower, and has potential safety hazard.
The utility model content
The purpose of the utility model is to overcome above-mentioned defective, provides a kind of not only safe in utilization, convenient, and cheap aircraft nose-gear dismounting vehicle.
To achieve these goals, the technical scheme of the utility model employing is following:
Aircraft nose-gear dismounting vehicle mainly comprises elevating mechanism, is arranged on the adjustment contraposition mechanism on the elevating mechanism and is arranged on the workbench in the adjustment contraposition mechanism.
Further; Said elevating mechanism comprises that two relative sides are provided with the rectangular chassis of sliding recess, two ends and are arranged at the sliding bar in two sliding recess respectively, and two groups of height regulating frames that become cross-like to flexibly connect with interior scissors rod by outer scissors rod; In these two groups of height regulating frames; The lower end of two outer scissors rods is arranged at the two ends of said sliding bar respectively; The lower end of two interior scissors rods is arranged at respectively on the rectangular chassis and these sliding bar opposed side edges two ends, and the upper end of two outer scissors rods and two interior scissors rods then is connected with said adjustment contraposition mechanism respectively; Between these two interior scissors rods, also be provided with connecting rod, between this connecting rod and sliding bar, also be provided with oil cylinder, on said rectangular chassis, then be provided with the hydraulic means that is connected with this oil cylinder.
Further again; Said adjustment contraposition mechanism comprises the middle frame that is connected with the upper end of two outer scissors rods and two interior scissors rods; The rectangle that two relative sides that are fixedly connected with middle frame through connecting plate are provided with sliding recess is put on the shelf; Article two, relative side is separately positioned in two sliding recess that this rectangle puts on the shelf and the two other relative side also is provided with the rectangle crossbearer of sliding recess; Be arranged in this rectangle crossbearer and the vertical frame of the rectangle that cooperates with its sliding recess, and indulge frame outer ring that is fastenedly connected and the inner ring that is arranged in this outer ring and is complementary with it with this rectangle, this inner ring appearance wall is provided with a groove that is complementary with its circumference; Be provided with steel ball in the groove, this steel ball contacts with the outer ring; Said workbench is arranged on this inner ring.
Simultaneously, said workbench comprises work top, is arranged on the circular anchor ear on this work top, is symmetricly set in the axle block of these circle anchor ear both sides, and the support bar that is arranged on this work top end.
Be respectively arranged with roller on four angles of said rectangular chassis below, and on the side of this rectangular chassis, also be provided with pull bar and fixture.
Further, said outer scissors rod one end is welded on the sliding bar, and on the frame, a said interior scissors rod then end was hinged with rectangular chassis through cutting fork support pin during the other end was articulated in, and the other end and middle frame are hinged.
In order to realize the utility model; Said rectangle crossbearer, the vertical frame of rectangle and rectangle are put on the shelf and are located in the same horizontal plane; And the arranged outside of putting on the shelf at this rectangle has adjusting handle, this adjusting handle be provided with run through that this rectangle is put on the shelf, the adjusting screw mandrel of rectangle crossbearer and the vertical frame of rectangle.
Said oil cylinder one end is hinged through oil cylinder supporting pin and sliding bar, and the other end is then hinged through oil cylinder hinge pin and connecting rod.
In order better to realize the utility model; Said fixture comprises the parcel bar that lands; Be arranged on this parcel bar lower end that lands the domain, through screw be somebody's turn to do the up-down adjusting handle that lands the disk cover plate and be arranged on this parcel bar upper end that lands that the domain is fastenedly connected.
Compared with prior art, the utlity model has following beneficial effect:
(1) the utility model is not only simple in structure, and is easy to use, and with low cost;
(2) elevating mechanism in the utility model comprises that two relative sides are provided with the rectangular chassis of sliding recess, two ends and are arranged at the sliding bar in two sliding recess respectively, and two groups of height regulating frames that become cross-like to flexibly connect with interior scissors rod by outer scissors rod; In these two groups of height regulating frames; The lower end of two outer scissors rods is arranged at the two ends of said sliding bar respectively; The lower end of two interior scissors rods is arranged at respectively on the rectangular chassis and these sliding bar opposed side edges two ends, and the upper end of two outer scissors rods and two interior scissors rods then is connected with said adjustment contraposition mechanism respectively; Between these two interior scissors rods, also be provided with connecting rod; Between this connecting rod and sliding bar, also be provided with oil cylinder; On said rectangular chassis, then be provided with the hydraulic means that is connected with this oil cylinder; Operating personnel only need use through the control hydraulic system, the up-down of scissors rod and outer scissors rod upper end in can controlling, and then frame and rectangle are put on the shelf in the realization rising and decline; Thereby reduced the working strength that operating personnel regulate whole dismounting vehicle greatly, make dismounting to undercarriage save time more, laborsaving;
(3) the utility model is provided with the rectangle crossbearer on rectangle is put on the shelf, and in this rectangle crossbearer, is provided with the vertical frame of the rectangle that cooperates with its sliding recess; Vertical frame of rectangle crossbearer, rectangle and rectangle are put on the shelf and are located in the same horizontal plane, and can regulate its horizontal level through adjusting handle, thus the level that realizes workbench like a cork regulate, greatly facilitate dismounting vehicle and undercarriage to bit manipulation;
(4) the utility model is welded with the outer ring on the vertical frame of rectangle, is provided with the inner ring that is complementary with it in the outer ring, and inner ring is provided with work top; Be provided with steel ball between outer ring and the inner ring; Can realize rotatablely moving of Internal and external cycle, whole work top can return three-sixth turn, simultaneously; Can realize locking and location at an arbitrary position, prevent undercarriage centre-of gravity shift effectively;
(5) the utility model also is provided with on rectangular chassis and is used to be convenient to the roller that dismounting vehicle moves; And the fixture that is used for fixing dismounting vehicle, when moving dismounting vehicle, only need the pulling pull bar can realize moving of dismounting vehicle; In disassembly process; Dismounting vehicle is fixed on the ground through fixture, has prevented that effectively the position from appearring in dismounting vehicle in the course of the work, has guaranteed carrying out smoothly of undercarriage disassemble and assemble work;
(6) the utility model is provided with support bar and axle block on work top, and support bar is connected with pin-and-hole on the undercarriage, and the axle block transverse axis on the undercarriage that is used to be locked has prevented that effectively undercarriage from toppling over.
Description of drawings
Fig. 1 is the overall structure sketch map of the utility model.
The side view that Fig. 2 is the utility model under lifting state not.
Fig. 3 is the side view under the utility model lifting state.
Fig. 4 is the vertical view of the utility model.
Fig. 5 is the vertical view of square structure under the middle frame of the utility model.
Fig. 6 is the enlarged diagram of the hydraulic means of the utility model.
Fig. 7 is the sketch map of the fixture of the utility model.
Wherein, the parts name that Reference numeral is corresponding is called:
1-rectangular chassis, 2-pull bar, 3-middle frame, 4-hydraulic means, 5-rectangle is put on the shelf, 6-roller; 7-sliding bar, 8-rectangle crossbearer, 9-workbench, 10-support bar, 11-axle block, 12-inner ring; 13-outer ring, 14-rectangle is indulged frame, 15-regulate screw mandrel, 16-work top, 17-adjusting screw mandrel pressing plate, 18-connecting plate; 19-disk cover the plate that lands, the 20-parcel bar that lands, 21-the domain, 22-fork core pin, 23-fork core pin packing ring, 24-interior scissors rod; 25-outer scissors rod, 26-oil cylinder supporting pin, 27-oil cylinder, 28-oil cylinder hinge pin, 29-cut fork to support pin, 30-adjusting handle; 31-connecting rod, 32-fixture, 33-oil return valve, 34-hand pump, 35-up-down adjusting handle.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is described further, the embodiment of the utility model includes but not limited to the following example.
Embodiment
Shown in Fig. 1～7, aircraft nose-gear dismounting vehicle mainly comprises elevating mechanism, is arranged on the adjustment contraposition mechanism on the elevating mechanism and is arranged on the workbench 9 in the adjustment contraposition mechanism.
Said elevating mechanism comprises that both sides have the rectangular chassis 1 of sliding recess; Two ends are arranged on the sliding bar 7 in rectangular chassis 1 sliding recess; And two groups by outer scissors rod 25 and interior scissors rod 24 through the height regulating frames that 22 one-tenths cross-like of fork core pin flexibly connect, between fork core pin 22 and interior scissors rod 24, also be provided with and pitch core pin packing ring 23; In these two groups of height regulating frames; The lower end of two outer scissors rods 25 is arranged at the two ends of said sliding bar 7 respectively; The lower end of two interior scissors rods 24 is arranged at respectively on the rectangular chassis 1 and these sliding bar 7 opposed side edges two ends, and the upper end of two outer scissors rods 25 and two interior scissors rods 24 then is connected with said adjustment contraposition mechanism respectively; In order to realize; Between these two interior scissors rods 24, also be provided with connecting rod 31; Be arranged with two oil cylinders 27 between connecting rod 31 and the sliding bar 7, oil cylinder 27 1 ends are connected with sliding bar 7 through oil cylinder supporting pin 26, and the other end is hinged through oil cylinder hinge pin 28 and connecting rod 31; Oil cylinder 27 links together through tube connector and the hydraulic system 4 that is arranged on the rectangular chassis 1, and hydraulic system 4 is provided with oil return valve 33 and hand pump 34.During pressurization, locking oil return valve 33, operating personnel press hand pump 34, and oil cylinder 27 stretches out, and direction supporting linkage 31 is stretched out on the edge, thereby realizes the rising of Working gantry; During release, loosening handle is opened oil return valve 33, and oil overflows along 33 times square holes of oil return valve, realizes off-load, and Working gantry descends.
In order to guarantee effect, outer scissors rod 25 1 ends are welded on the sliding bar 7, and the other end and middle frame 3 are hinged, and interior scissors rod 24 1 ends are then hinged with rectangular chassis 1 through cutting fork support pin 29, and the other end and middle frame 3 are hinged.
Said adjustment contraposition mechanism comprises the middle frame 3 that is connected with the upper end of two outer scissors rods 25 and two interior scissors rods 24; The rectangle that two relative sides that are fixedly connected with middle frame 3 through connecting plate 18 are provided with sliding recess puts 5 on the shelf; Article two, relative side is separately positioned on that this rectangle is put on the shelf in two sliding recess of 5 and the two other relative side also is provided with the rectangle crossbearer 8 of sliding recess; Be arranged in this rectangle crossbearer 8 and the vertical frame 14 of the rectangles that cooperate with its sliding recess, rectangle crossbearer 8, the vertical frame 14 of rectangle and rectangle are put on the shelf and 5 are positioned at same horizontal plane, and in put on the shelf 5 arranged outside of this rectangle adjusting handle 30 are arranged; This adjusting handle 30 be provided with run through that this rectangle puts 5 on the shelf, the adjusting screw mandrel 15 of rectangle crossbearer 8 and the vertical frame 14 of rectangle; The junction of this adjusting screw mandrel 15 and rectangle crossbearer 8, the vertical frame 14 of rectangle is provided with regulates screw mandrel pressing plate 17, on the vertical frame 14 of this rectangle, also be provided with the outer ring 13 that is fastenedly connected with it and be arranged on this outer ring 13 in and with the inner ring 12 that outer ring 13 is complementary, on inner ring 12, be provided with one and enclose groove; In this groove steel ball is housed; Steel ball contacts with outer ring 13, and move with the vertical frame 14 of rectangle outer ring 13, and inner ring 12 is with respect to outer ring 13 rotations; On inner ring 12, be provided with work top 16, through rotation adjusting handwheel 30 realize rectangle crossbearers 8 and the vertical frame 14 of rectangle laterally, vertically move; Realize the revolution purpose of work top 16 through rotatablely moving between inner ring 12 and the outer ring 13, thereby when the dismounting undercarriage, accomplish the revolution contraposition of undercarriage and undercarriage storage compartment.The angle of revolution of whole work top 16 is 360 °, and is provided with set lever in rotation place, makes work top 16 can realize locking and position contraposition at an arbitrary position, has effectively prevented undercarriage centre-of gravity shift.
Said workbench 9 is arranged on the inner ring 12; Comprise work top 16, be arranged on the circular anchor ear on this work top 16, be symmetricly set in the axle block 11 of these circle anchor ear both sides; And the support bar 10 that is arranged on these work top 16 ends; Axle block 11 is fixed the transverse axis of aircraft nose-gear, and support bar 10 is connected with pin-and-hole on the aircraft nose-gear, prevents that the aircraft nose-gear from toppling over.
Moving of aircraft nose-gear dismounting vehicle is respectively arranged with roller 6 on four angles of said rectangular chassis 1 below, and on the side of this rectangular chassis 1, also is provided with pull bar 2 for ease; When moving dismounting vehicle, manpower or automobile are through pull bar 2 pulling dismounting vehicles, when dismounting vehicle carries out work; In order to prevent the displacement of dismounting vehicle, on rectangular chassis 1, also be provided with fixture 32, said fixture 32 is mainly by the parcel bar 20 that lands; Be arranged on these parcel bar 20 lower ends that land domain 21 and through screw be somebody's turn to do the disk cover plate 19 that lands that domain 21 is fastenedly connected and forming, be provided with up-down adjusting handle 35 in these parcel bar 20 upper ends that land, fixedly during dismounting vehicle; Rotation and lifting adjusting handle 35 is making domain 21 descend, and domain 21 and contacts also stressed with ground; Make it firmly support ground, prevent that dismounting vehicle from moving; When moving dismounting vehicle, rotation adjusting handwheel 35 is making domain 21 rise, and liftoff 30～50mm is moved by manpower or vehicle traction again.
It should be noted that on the said work top 16 of the utility model that the axle block 11 installed and support bar 10 decide according to the undercarriage of different model, make the utility model in use, applying flexible is changeable, realizes convenient.
According to above-mentioned, can well realize the utility model.
Claims (9)
1. aircraft nose-gear dismounting vehicle is characterized in that: mainly comprise elevating mechanism, be arranged on the adjustment contraposition mechanism on the elevating mechanism and be arranged on the workbench (9) in the adjustment contraposition mechanism.
2. aircraft nose-gear dismounting vehicle according to claim 1; It is characterized in that: said elevating mechanism comprises that two relative sides are provided with the rectangular chassis of sliding recess (1), two ends are arranged at the sliding bar (7) in two sliding recess respectively, and two groups of height regulating frames that become cross-like to flexibly connect with interior scissors rod (24) by outer scissors rod (25); In these two groups of height regulating frames; The lower end of two outer scissors rods (25) is arranged at the two ends of said sliding bar (7) respectively; The lower end of two interior scissors rods (24) is arranged at respectively that rectangular chassis (1) goes up and this sliding bar (7) opposed side edges two ends, and the upper end of two outer scissors rods (25) and two interior scissors rods (24) then is connected with said adjustment contraposition mechanism respectively; Between these two interior scissors rods (24), also be provided with connecting rod (31); Between this connecting rod (31) and sliding bar (7), also be provided with oil cylinder (27), on said rectangular chassis (1), then be provided with the hydraulic means (4) that is connected with this oil cylinder (27).
3. aircraft nose-gear dismounting vehicle according to claim 1 and 2; It is characterized in that: said adjustment contraposition mechanism comprises the middle frame (3) that is connected with the upper end of two outer scissors rods (25) and two interior scissors rods (24); The rectangle that two relative sides that are fixedly connected with middle frame (3) through connecting plate (18) are provided with sliding recess put on the shelf (5); Article two, relative side is separately positioned on that this rectangle is put on the shelf in two sliding recess of (5) and the two other relative side also is provided with the rectangle crossbearer (8) of sliding recess; Be arranged in this rectangle crossbearer (8) and the vertical frame (14) of the rectangle that cooperates with its sliding recess; And the outer ring (13) that is fastenedly connected with the vertical frame (14) of this rectangle be arranged on the inner ring (12) that also is complementary with it in this outer ring (13); This inner ring (12) appearance wall is provided with a groove that is complementary with its circumference, is provided with steel ball in the groove, and this steel ball contacts with the outer ring; Said workbench (9) is arranged on this inner ring (12).
4. aircraft nose-gear dismounting vehicle according to claim 3; It is characterized in that: said workbench (9) comprises work top (16); Be arranged on the circular anchor ear on this work top (16); Be symmetricly set in the axle block (11) of these circle anchor ear both sides, and the support bar (10) that is arranged on this work top (16) end.
5. aircraft nose-gear dismounting vehicle according to claim 4; It is characterized in that: be respectively arranged with roller (6) on four angles of said rectangular chassis (1) below, and on the side of this rectangular chassis (1), also be provided with pull bar (2) and fixture (32).
6. aircraft nose-gear dismounting vehicle according to claim 5; It is characterized in that: said outer scissors rod (25) one ends are welded on the sliding bar (7); The other end is articulated on the middle frame (3); Then an end is hinged with rectangular chassis (1) through cutting fork support pin (29) for scissors rod (24) in said, and the other end and middle frame (3) are hinged.
7. aircraft nose-gear dismounting vehicle according to claim 6; It is characterized in that: vertical frame (14) of said rectangle crossbearer (8), rectangle and rectangle put on the shelf (5) be located in the same horizontal plane; And in put on the shelf the arranged outside of (5) of this rectangle adjusting handle (30) is arranged, this adjusting handle (30) be provided with run through that this rectangle is put on the shelf (5), the adjusting screw mandrel (15) of rectangle crossbearer (8) and the vertical frame (14) of rectangle.
8. aircraft nose-gear dismounting vehicle according to claim 7 is characterized in that: said oil cylinder (27) one ends are hinged through oil cylinder supporting pin (26) and sliding bar (7), and the other end is then hinged through oil cylinder hinge pin (28) and connecting rod (31).
9. aircraft nose-gear dismounting vehicle according to claim 8; It is characterized in that: said fixture comprises the parcel bar (20) that lands; Be arranged on this parcel bar (20) lower end that lands domain (21), through screw be somebody's turn to do the up-down adjusting handle (35) that lands disk cover plate (19) and be arranged on this parcel bar (20) upper end that lands that domain (21) is fastenedly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200108915U CN202377759U (en) | 2012-01-12 | 2012-01-12 | Airplane front landing gear disassembling and assembling vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200108915U CN202377759U (en) | 2012-01-12 | 2012-01-12 | Airplane front landing gear disassembling and assembling vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202377759U true CN202377759U (en) | 2012-08-15 |
Family
ID=46626277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200108915U Withdrawn - After Issue CN202377759U (en) | 2012-01-12 | 2012-01-12 | Airplane front landing gear disassembling and assembling vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202377759U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102528419A (en) * | 2012-01-12 | 2012-07-04 | 成都东科信航空自控设备有限公司 | Disassembling vehicle for front landing gear of airplane and control method of disassembling vehicle |
| CN105436849A (en) * | 2014-09-01 | 2016-03-30 | 上海五钢设备工程有限公司 | Y-shaped filter disassembling and assembling device |
| CN108860651A (en) * | 2018-06-07 | 2018-11-23 | 凯迈（洛阳）测控有限公司 | A kind of arm act formula vertical lift liter trailer |
| CN109230990A (en) * | 2018-11-12 | 2019-01-18 | 中国直升机设计研究所 | A kind of aircraft suspension apparatus and its suspension system |
-
2012
- 2012-01-12 CN CN2012200108915U patent/CN202377759U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102528419A (en) * | 2012-01-12 | 2012-07-04 | 成都东科信航空自控设备有限公司 | Disassembling vehicle for front landing gear of airplane and control method of disassembling vehicle |
| CN102528419B (en) * | 2012-01-12 | 2014-12-17 | 成都东科信航空自控设备有限公司 | Disassembling vehicle for front landing gear of airplane |
| CN105436849A (en) * | 2014-09-01 | 2016-03-30 | 上海五钢设备工程有限公司 | Y-shaped filter disassembling and assembling device |
| CN108860651A (en) * | 2018-06-07 | 2018-11-23 | 凯迈（洛阳）测控有限公司 | A kind of arm act formula vertical lift liter trailer |
| CN108860651B (en) * | 2018-06-07 | 2020-04-28 | 凯迈（洛阳）测控有限公司 | Arm lifting type vertical lifting trailer |
| CN109230990A (en) * | 2018-11-12 | 2019-01-18 | 中国直升机设计研究所 | A kind of aircraft suspension apparatus and its suspension system |
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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: 20120815 Effective date of abandoning: 20141217 |
|
| RGAV | Abandon patent right to avoid regrant |