CN204417066U - A kind of universal aircraft floor handling labor platform - Google Patents
A kind of universal aircraft floor handling labor platform Download PDFInfo
- Publication number
- CN204417066U CN204417066U CN201420693302.7U CN201420693302U CN204417066U CN 204417066 U CN204417066 U CN 204417066U CN 201420693302 U CN201420693302 U CN 201420693302U CN 204417066 U CN204417066 U CN 204417066U
- Authority
- CN
- China
- Prior art keywords
- platform
- ratchet
- aircraft floor
- jacking system
- handling labor
- Prior art date
- 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
Links
Landscapes
- Forklifts And Lifting Vehicles (AREA)
Abstract
The utility model discloses a kind of universal aircraft floor handling labor platform, relate to maintenance equipment field.Described workplatform comprises under(-)chassis, road wheel, pin supports with stepping on, support platform, lifting table, servo-actuated inclined ladder, the bottom roller of described servo-actuated inclined ladder is located in support platform, described ground maintenance workplatform also comprises the jacking system be positioned on the bottom truss of under(-)chassis, described jacking system comprises the fuel tank connected successively, oil filter, first check valve, manual pump, second check valve, oil inlet, one-way throttle valve, oil cylinder, the oil cylinder of described jacking system is positioned at the below of described lifting table, described jacking system also comprises oil return pipe, described oil return pipe is in parallel with manual pump, shutoff valve is provided with in described oil return pipe.The utility model solves lifting working platform complex structure in the past, causes the problem that manufacturing cost is higher.
Description
Technical field
The utility model relates to maintenance equipment field, particularly relates to a kind of universal aircraft floor handling labor platform.
Background technology
The maintenance equipment of the aircraft front door of current monomer is special for a certain type often, and therefore the maintenance equipment of existing aircraft front door has problem that can not be general, and existing lifting working platform complex structure, cause the problem that manufacturing cost is higher.
Utility model content
The purpose of this utility model is to propose a kind of universal aircraft floor handling labor platform, and this handling labor platform can be made to be applicable to most of big-and-middle-sized aircraft, and structure is simple, and cost is lower.
For reaching this object, the utility model by the following technical solutions:
A kind of universal aircraft floor handling labor platform, it comprises under(-)chassis, road wheel, pin supports with stepping on, support platform, lifting table, servo-actuated inclined ladder, the bottom roller of described servo-actuated inclined ladder is located in support platform, described ground maintenance workplatform also comprises the jacking system be positioned on the bottom truss of under(-)chassis, described jacking system comprises the fuel tank connected successively, oil filter, first check valve, manual pump, second check valve, oil inlet, one-way throttle valve, oil cylinder, the oil cylinder of described jacking system is positioned at the below of described lifting table, described jacking system also comprises oil return pipe, described oil return pipe is in parallel with manual pump, shutoff valve is provided with in described oil return pipe.
Further, described jacking system also comprises four identical lifting columns of the structure of the corner being located at under(-)chassis respectively, and described lifting column comprises the column jacket being fixed on under(-)chassis, the inner prop be connected mutually with lifting table, and described inner prop is located at the inside of described column jacket.
Further, the top of at least one column jacket is provided with self-locking device, described self-locking device comprises the ratchet bar of the side being fixed on described inner prop, described column jacket side is provided with opening, described ratchet bar is arranged in the opening of described column jacket, the opening both sides of described column jacket are fixed with two pieces of adapter plates respectively, and described self-locking device also comprises: be located at the axle in described two pieces of adapter plates; The handle be connected with described axle; The torsion spring being set in the ratchet on described axle and described ratchet is biased towards latched position; Described ratchet upper end is provided with groove, described handle is fixed with the driving lever with described groove fit, and when handle rotates, driving lever drives described ratchet and handle synchronous axial system.
Further, when keeping unlocking, be installed with the pin that ratchet is separated with ratchet bar between two pieces of adapter plates of described self-locking device, described pin is positioned at described ratchet lower surface.
Further, the both sides of described ratchet are provided with sleeve.
Further, described adapter plate top is connected fender.
Further, the surrounding of the column jacket of described four lifting columns is all fixed with roller, and described roller is close to the outside face of inner prop.
Further, the outside that described axle lays respectively at described two pieces of adapter plates is equipped with circlip.
Further, described lifting table is provided with guardrail near three limits of servo-actuated inclined ladder, and described guardrail lower end is provided with backplate.
Further, described under(-)chassis is provided with tractor.
The beneficial effects of the utility model have:
The jacking system structure that the utility model adopts is simple, rising is fast, it is slow, safe and reliable to decline; The self-locking device structure adopted is simple, easy to use; Be provided with backplate in guardrail lower end, prevent instrument from falling down lifting table; Convenient this workplatform mobile of tractor.
Accompanying drawing explanation
Fig. 1 is the front view of the universal aircraft floor maintenance platform that the utility model embodiment provides;
Fig. 2 is the hydraulic schematic diagram of the jacking system of the universal aircraft floor maintenance platform that the utility model embodiment provides;
Fig. 3 is the structural representation of the lifting column of the universal aircraft floor maintenance platform that the utility model embodiment provides;
Fig. 4 is the structural representation of the self-locking device of the universal aircraft floor maintenance platform that the utility model embodiment provides;
Fig. 5 is the left view of Fig. 4;
Fig. 6 is the structural representation of ratchet and driving lever;
Fig. 7 is the structural representation of the self-locking device interlock that the utility model embodiment provides;
Fig. 8 is the structural representation of the lifting table of the universal aircraft floor maintenance platform that the utility model embodiment provides;
Fig. 9 is the overall structure schematic diagram of the universal aircraft floor maintenance platform that the utility model embodiment provides.
In figure, 1, under(-)chassis; 2, road wheel; 3, pin supports with stepping on; 4, support platform; 5, lifting table; 6, servo-actuated inclined ladder; 7, fuel tank; 8, oil filter; 9, the first check valve; 10, manual pump; 11, the second check valve; 12, oil inlet; 13, one-way throttle valve; 14, oil cylinder; 15, oil return pipe; 16, shutoff valve; 17, lifting column; 18, column jacket; 19, inner prop; 20, ratchet bar; 21, adapter plate; 22, axle; 23, handle; 24, ratchet; 25, torsion spring; 26, groove; 27, driving lever; 28, sell; 29, sleeve; 30, fender; 31, roller; 32, circlip; 33, backplate; 34, tractor; 35, contiguous block; 36, pipe link; 37, rotating shaft; 38, protruding; 39, telescopic awning; 40, the first self-locking device; 41, the second self-locking device; 42, the 3rd self-locking device; 43, the 4th self-locking device.
Detailed description of the invention
The technical solution of the utility model is further illustrated by detailed description of the invention below in conjunction with accompanying drawing.
As depicted in figs. 1 and 2, a kind of universal aircraft floor handling labor platform, it comprises under(-)chassis 1, road wheel 2, pin supports 3 with stepping on, support platform 4, lifting table 5, servo-actuated inclined ladder 6, the bottom roller of described servo-actuated inclined ladder 6 is located in support platform 4, described ground maintenance workplatform also comprises the jacking system be positioned on the bottom truss of under(-)chassis 1, described jacking system comprises the fuel tank 7 connected successively, oil filter 8, first check valve 9, manual pump 10, second check valve 11, oil inlet 12, one-way throttle valve 13, oil cylinder 14, the oil cylinder 14 of described jacking system is positioned at the below of described lifting table 5, described jacking system also comprises oil return pipe 15, described oil return pipe 15 and manual pump 10, first check valve 9 and the parallel connection of the second check valve 11, shutoff valve 16 is provided with in described oil return 15 pipe.Manual manual pump 10 of giving applies power, then the oil in fuel tank 7 is transported to oil inlet 12 by manual pump 10, oil cylinder 14 is entered through one-way throttle valve 13 again by oil inlet 12, the piston rod of oil cylinder 14 is by lifting table 5 upwards jack-up, due to the effect of one-way throttle valve 13, it is slower that oil flows to oil return pipe 15 hourly velocity from oil cylinder 14, and oil to enter oil cylinder 14 very fast, shutoff valve 16 in oil return pipe 15 can realize opening or closing oil return pipe 15, make oil can stay oil cylinder 14 or get back to fuel tank 7, adopt the jacking system structure of this scheme simple and safe and reliable.
As shown in Figure 3, described jacking system also comprises four identical lifting columns 17 of the structure of the corner being located at under(-)chassis 1 respectively, described lifting column 17 comprises the column jacket 18 being fixed on under(-)chassis 1, the inner prop 19 be connected mutually with lifting table 5, described inner prop 19 is located at the inside of described column jacket 18, this structure makes lifting column 17 and lifting table 5 synchronization action, makes the lifting of lifting table 5 more stable.
As shown in Figure 4, self-locking device is provided with at the top of at least one column jacket 18, all self-locking device is provided with at the top of four column jackets 18 in the present embodiment, described self-locking device comprises the ratchet bar 20 of the side being fixed on described inner prop 19, described column jacket 18 side is provided with opening, described ratchet bar 20 is arranged in the opening of described column jacket 18, and the opening both sides of described column jacket 18 are fixed with two pieces of adapter plates 21 respectively, and described self-locking device also comprises: be located at the axle 22 in described two pieces of adapter plates 21; The handle 23 be connected with described axle 22; The torsion spring 25 being set in the ratchet 24 on described axle 22 and described ratchet 24 is biased towards latched position; Described ratchet 24 upper end is provided with groove 26, described handle 23 is fixed with the driving lever 27 coordinated with described groove 26, and when handle 23 rotates, driving lever 27 drives described ratchet 24 and handle 23 synchronous axial system.
The present embodiment adopts a kind of preferred version of such scheme, this preferred version realizes the interlock of the self-locking device on four lifting columns 17, as Fig. 4, Fig. 5, shown in Fig. 6, axle 22 is fixed with contiguous block 35, contiguous block 35 is connected driving lever 27, ratchet 24 is provided with protruding 38, protruding 38 are provided with groove 26, described driving lever 27 coordinates with groove 26, linked manner as shown in Figure 7, in the present embodiment, handle 23 is arranged on the first self-locking device 40, during locking, the torsion of torsion spring 25 makes ratchet 24 engage with ratchet bar 20, during unblock, handle 23 drives the contiguous block 35 of the first self-locking device 40 to move towards unlocking direction, the contiguous block 35 of the first self-locking device 40 and the contiguous block 35 of the second self-locking device 41 are connected by pipe link 36, thus the contiguous block 35 of the second self-locking device 41 is synchronously rotated towards unlocking direction, the contiguous block 35 of the second self-locking device 41 is with moving axis 22 synchronously to rotate towards unlocking direction, the axle 22 of the second self-locking device 41 and the axle 22 of the 3rd self-locking device 42 are connected by rotating shaft 37, thus make that the axle 22 of the 3rd self-locking device 42 is synchronous with contiguous block 35 to rotate towards unlocking direction, the contiguous block 35 of the 3rd self-locking device 42 and the contiguous block 35 of the 4th self-locking device 43 are connected by pipe link 36, thus drive the contiguous block 35 of the 4th self-locking device 43 synchronously to rotate towards unlocking direction.
As shown in Figure 5, as a kind of preferred version of such scheme, when keeping unlocking, be installed with the pin 28 that ratchet 24 is separated with ratchet bar 20 between two pieces of adapter plates 21 of described self-locking device, described pin 28 is positioned at described ratchet 24 lower surface.
As shown in Figure 5, the both sides of described ratchet 24 are provided with sleeve 29, and described sleeve 29 makes ratchet 24 can not end float misalignment, thus can not stagger with ratchet bar 20.
As shown in Figure 5, described adapter plate 21 top is connected fender 30, and described fender 30 makes ratchet 24 tail end can not lift too high and with ratchet bar 20, slippage occur.
As shown in Figure 3 and Figure 5, the surrounding of the column jacket 18 of described four lifting columns is all fixed with roller 31, and described roller 31 is close to the outside face of inner prop 19, adopts this scheme energy available protecting inner prop 19 can not rock in column jacket 18, and lifting steadily.
As shown in Figure 5, the outside that described axle 22 lays respectively at described two pieces of adapter plates 21 is equipped with circlip 32, adopts this scheme effectively can prevent described axle 22 left and right play in adapter plate 21.
As shown in Figure 8, described lifting table is provided with guardrail near three limits of servo-actuated inclined ladder, and described guardrail lower end is provided with backplate 33, and arranging described backplate 33 is prevent instrument from falling down lifting table 5.
As shown in Figure 9, described under(-)chassis 1 is provided with tractor 34, and described tractor 34 facilitates mobile working platform.
As shown in Figure 9, described lifting table 5 is provided with telescopic awning 39, even if at sleety weather also convenient working.
Obviously, above-described embodiment of the present utility model is only used to clearly demonstrate the utility model example, and is not the restriction to embodiment of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.All do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., within the protection domain that all should be included in the utility model claim.
Claims (10)
1. a universal aircraft floor handling labor platform, it comprises under(-)chassis (1), road wheel (2), pin supports (3) with stepping on, support platform (4), lifting table (5), servo-actuated inclined ladder (6), the bottom roller of described servo-actuated inclined ladder is located in support platform (4), it is characterized in that, described ground maintenance workplatform also comprises the jacking system be positioned on the bottom truss of under(-)chassis, described jacking system comprises the fuel tank (7) connected successively, oil filter (8), first check valve (9), manual pump (10), second check valve (11), oil inlet (12), one-way throttle valve (13), oil cylinder (14), the oil cylinder (14) of described jacking system is positioned at the below of described lifting table (5), described jacking system also comprises oil return pipe (15), described oil return pipe (15) is in parallel with manual pump (10), shutoff valve (16) is provided with in described oil return pipe (15).
2. a kind of universal aircraft floor handling labor platform as claimed in claim 1, it is characterized in that, described jacking system also comprises four identical lifting columns (17) of the structure of the corner being located at under(-)chassis (1) respectively, described lifting column (17) comprises the column jacket (18) being fixed on under(-)chassis, the inner prop (19) be connected mutually with lifting table (5), and described inner prop (19) is located at the inside of described column jacket (18).
3. a kind of universal aircraft floor handling labor platform as claimed in claim 2, it is characterized in that, the top of at least one column jacket is provided with self-locking device, described self-locking device comprises the ratchet bar (20) of the side being fixed on described inner prop (19), described column jacket (18) side is provided with opening, described ratchet bar (20) is arranged in the opening of described column jacket (18), the opening both sides of described column jacket are fixed with two pieces of adapter plates (21) respectively, and described self-locking device also comprises: be located at the axle (22) in described two pieces of adapter plates (21); The handle (23) be connected with described axle (22); The torsion spring (25) being set in the ratchet (24) on described axle (22) and described ratchet (24) is biased towards latched position; Described ratchet (24) upper end is provided with groove (26), described handle (23) is fixed with the driving lever (27) coordinated with described groove (26), when handle (23) rotates, driving lever (27) drives described ratchet (24) and handle (23) synchronous axial system.
4. a kind of universal aircraft floor handling labor platform as claimed in claim 3, it is characterized in that, when keeping unlocking, be installed with the pin (28) that ratchet (24) is separated with ratchet bar (20) between two pieces of adapter plates (21) of described self-locking device, described pin (28) is positioned at described ratchet (24) lower surface.
5. a kind of universal aircraft floor handling labor platform as claimed in claim 3, it is characterized in that, the both sides of described ratchet (24) are provided with sleeve (29).
6. a kind of universal aircraft floor handling labor platform as claimed in claim 3, is characterized in that, described adapter plate (21) top is connected fender (30).
7. a kind of universal aircraft floor handling labor platform as claimed in claim 2, it is characterized in that, the surrounding of the column jacket of described four lifting columns is all fixed with roller (31), and described roller (31) is close to the outside face of inner prop (19).
8. a kind of universal aircraft floor handling labor platform as claimed in claim 3, it is characterized in that, the outside that described axle (22) lays respectively at described two pieces of adapter plates (21) is equipped with circlip (32).
9. a kind of universal aircraft floor handling labor platform as claimed in claim 1, is characterized in that, described lifting table (5) is provided with guardrail near three limits of servo-actuated inclined ladder (6), and described guardrail lower end is provided with backplate (33).
10. a kind of universal aircraft floor handling labor platform as claimed in claim 1, it is characterized in that, described under(-)chassis (1) is provided with tractor (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420693302.7U CN204417066U (en) | 2014-11-18 | 2014-11-18 | A kind of universal aircraft floor handling labor platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420693302.7U CN204417066U (en) | 2014-11-18 | 2014-11-18 | A kind of universal aircraft floor handling labor platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204417066U true CN204417066U (en) | 2015-06-24 |
Family
ID=53467455
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420693302.7U Expired - Fee Related CN204417066U (en) | 2014-11-18 | 2014-11-18 | A kind of universal aircraft floor handling labor platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204417066U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108394849A (en) * | 2018-06-01 | 2018-08-14 | 北京工道风行智能技术有限公司 | A kind of lockable elevating mechanism |
-
2014
- 2014-11-18 CN CN201420693302.7U patent/CN204417066U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108394849A (en) * | 2018-06-01 | 2018-08-14 | 北京工道风行智能技术有限公司 | A kind of lockable elevating mechanism |
| CN108394849B (en) * | 2018-06-01 | 2020-08-18 | 北京工道风行智能技术有限公司 | Lifting mechanism capable of being locked |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202467739U (en) | Snubbing work-over rig | |
| CN104234625B (en) | One kind can walk Universal rotary rig | |
| CN108502206A (en) | A kind of multipurpose double-layer unmanned aerial vehicle body pallet for transporting | |
| CN205345268U (en) | hull support device | |
| CN204417066U (en) | A kind of universal aircraft floor handling labor platform | |
| CN201351060Y (en) | Hydraulic lift-type tank transportation loading and unloading frame | |
| CN104153613A (en) | Household space parking system | |
| CN202500363U (en) | Hydraulic lifting parking equipment | |
| CN107696005B (en) | lifting operation platform for building construction | |
| CN203429562U (en) | Front landing leg lifting device for bridge girder erection machine | |
| CN101791948B (en) | Self-propelled aerial working platform vehicle chassis | |
| CN208165291U (en) | A kind of multipurpose double-layer unmanned aerial vehicle body pallet for transporting | |
| CN203238554U (en) | Assembling-type highway steel bridge universally-rotating type carrying erection car | |
| CN208996621U (en) | A rotary drilling rig with improved transportation status | |
| CN217171924U (en) | Equipment transportation device of taking one's place | |
| CN104818877A (en) | Simple hydraulic lifting garage | |
| CN211228398U (en) | Water conservancy flashboard elevating gear | |
| CN203922610U (en) | Synchronous lifting platform | |
| CN210795641U (en) | Lifting platform for waterproof, anti-corrosion and heat-preservation engineering | |
| CN207331530U (en) | Heavy Anti-knocking passage intercepts baffle | |
| CN209025525U (en) | A parking device with lever structure liquid counterweight | |
| CN204237507U (en) | A kind of four-wheel ground supports hydraulic platform vehicle | |
| CN107630420A (en) | Heavy Anti-knocking passage intercepts baffle plate | |
| CN204399079U (en) | Automatic liftable side rail device | |
| CN203593611U (en) | Crane tube walking alignment device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150624 Termination date: 20191118 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |