CN208992615U - A kind of pivotal mounting hole bushing dismounting tool of aircraft main landing gear outer cylinder - Google Patents
A kind of pivotal mounting hole bushing dismounting tool of aircraft main landing gear outer cylinder Download PDFInfo
- Publication number
- CN208992615U CN208992615U CN201821579533.XU CN201821579533U CN208992615U CN 208992615 U CN208992615 U CN 208992615U CN 201821579533 U CN201821579533 U CN 201821579533U CN 208992615 U CN208992615 U CN 208992615U
- Authority
- CN
- China
- Prior art keywords
- landing gear
- main landing
- mounting hole
- sleeve
- outer cylinder
- 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
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- Hand Tools For Fitting Together And Separating, Or Other Hand Tools (AREA)
Abstract
The utility model discloses a kind of pivotal mounting hole bushing dismounting tools of aircraft main landing gear outer cylinder, it is related to aircraft main landing gear equipment technical field, including sleeve and capping, the top middle-end of the capping is fixedly installed with fixing seat, the top center of the fixing seat is fixedly connected with connecting rod, the bottom end of the sleeve is fixedly plugged in the inside of bearing, and the bottom of the bearing is fixedly connected with apical ring, and the inner bottom movable whorl of sleeve is connected with sedimentation plate.The pivotal mounting hole bushing dismounting tool of aircraft main landing gear outer cylinder, convenient for staff's operation dismounting tool, using simple and fast, the labor intensity for greatly reducing user improves the compactedness and fastness connected between connecting rod and handle, ensure that the entirety of extracting tool, due to the novelty and particularity of design structure, the tight fit with hangers is realized, the removal efficiency of extracting tool is improved, avoids to occur to slide in disassembly process and disassembly is caused to fail.
Description
Technical field
The utility model relates to aircraft main landing gear equipment technical field, specially a kind of aircraft main landing gear outer cylinder pivot
Mounting hole bushing dismounting tool.
Background technique
The domestic tool for the pivotal mounting hole bushing dismounting of needle aircraft is provided by external planemaker at present
, the structure of aircraft main landing gear outer cylinder hinge includes hangers and bushing, and the top of hangers is irregular wave curved-surface structure,
Bushing is loaded in hangers, and due to lacking special tool, which can only be taken out at present using two methods, dismantles ballistic method:
Bushing is directly tapped using punching pin, by bushing by ejecting in mounting hole, required ejecting force is very big, and about 20-30 tons, due to huge
Big reaction force acts directly on main landing gear outer cylinder pivot, and hangers is easy single-point stress, causes its part by larger
Impact, and then lead to the deformation or damage of simple pivot outside main landing gear, it is machined disassembly method: using clamping machine tool, machinery adds
Disassembly bushing is impacted again after work removal bushing flange, and the method is cumbersome, and time-consuming, and is limited by place and lathe, surely
Qualitative difference.
Currently, it is existing be used for the pivotal mounting hole bushing dismounting tool of aircraft main landing gear outer cylinder, it is inconvenient for use, be unfavorable for
It promotes the use of.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of pivotal mounting hole bushing of aircraft main landing gear outer cylinder
Extracting tool, solve it is existing for the pivotal mounting hole bushing dismounting tool of aircraft main landing gear outer cylinder it is cumbersome, time-consuming, and
It is limited and the problem of stability difference by place and lathe.
(2) technical solution
In order to achieve the above object, the utility model is achieved by the following technical programs: outside a kind of aircraft main landing gear
The pivotal mounting hole bushing dismounting tool of cylinder, including sleeve and capping, the top middle-end of the capping are fixedly installed with fixing seat, institute
The top center for stating fixing seat is fixedly connected with connecting rod, and the bottom end of the sleeve is fixedly plugged in the inside of bearing, the bearing
Bottom be fixedly connected with apical ring, the inner bottom movable whorl of sleeve is connected with sedimentation plate, and the inner sidewall of the sleeve opens up
There is sliding slot, docking block is provided with below the sedimentation plate, two middle side parts of the docking block are fixedly connected to slide bar, described
It docks and is fixedly connected with screw rod among the bottom of block.
Preferably, the screw top of the sleeve is socketed in the inside of capping, and the top fixing sleeve of the connecting rod is connected to three
Be connected connector, and the two sides of the three-phase connector are fixedly installed with handle.
Preferably, the basal sliding connection of the top of the apical ring and sleeve, the bottom section of the apical ring are wave-shaped.
Preferably, the groove of disposed at equal distance is offered among the bottom of the sedimentation plate, the top of the docking block is solid
Dingan County is equipped with rack gear, and the rack gear is connect with engagement, and the rack gear is equipped with groove.
Preferably, the internal slide of one end of the slide bar and sliding slot connects, and the docking block passes through slide bar and sleeve
Inner wall is slidably connected.
Preferably, the bottom end of the screw rod is threaded with hex nut, and the underside of the apical ring is connected with hangers,
It is equipped at the top of the bottom of the apical ring and hangers, the inside of the hangers is plugged with bushing, the casing slip socket
In the outer surface of screw rod, the diameter value of the screw rod is less than the inner diameter values of bushing, and the outer diameter value of the hex nut is greater than bushing
Inner diameter values.
(3) beneficial effect
The utility model provides a kind of pivotal mounting hole bushing dismounting tool of aircraft main landing gear outer cylinder, and having following has
Beneficial effect:
(1), the pivotal mounting hole bushing dismounting tool of aircraft main landing gear outer cylinder is convenient on the one hand by setting handle
Staff's operation dismounting tool, use is simple and fast, greatly reduces the labor intensity of user, on the other hand passes through setting
Three-phase connector, improves the compactedness and fastness connected between connecting rod and handle, and design rationally, ensure that extracting tool
It is whole, the tight fit with hangers is realized, is mentioned due to the novelty and particularity of design structure secondly by setting apical ring
The high removal efficiency of extracting tool avoids and sliding occurs in disassembly process disassembly is caused to fail, it is therefore prevented that outside main landing gear
The deformation or damage of simple pivot.
(2), on the one hand the pivotal mounting hole bushing dismounting tool of aircraft main landing gear outer cylinder passes through setting sedimentation plate, energy
It is enough that screw rod is made to carry out upper and lower displacement indirectly, and then the dismantlement work for being conducive to bushing carries out, and on the other hand passes through setting rack gear
With groove, it ensure that sedimentation plate and the clamping for docking block, the service efficiency of extracting tool further promoted, secondly by setting
Slide bar and sliding slot, convenient for the stretching and storage of screw rod, indirect protection screw rod is not damaged, and improve extracting tool uses the longevity
Life convenient for users to tight bushing, and then enhances the convenient performance of extracting tool, simultaneously furthermore by setting hex nut
The limit to bushing is played, the stability of disassembly is improved.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model tube-in-tube structure outside drawing；
Fig. 3 is the utility model settlement compaction structure bottom view；
Fig. 4 is that the utility model docks block structure top view.
In figure: sleeve 1, capping 2, fixing seat 3, connecting rod 4, three-phase connector 5, handle 6, bearing 7, apical ring 8, sedimentation plate 9,
Sliding slot 10, docking block 11, slide bar 12, rack gear 13, groove 14, screw rod 15, hex nut 16, hangers 17, bushing 18.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
In the description of the present invention, it should be understood that term " center ", " length ", " width ", " thickness ",
The orientation of the instructions such as "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outside", " axial direction " or position are closed
System is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description, rather than
The device of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as
Limitations of the present invention.
In the present invention unless specifically defined or limited otherwise, term " setting ", " connected ", " connects " installation "
Connect ", the terms such as " fixation " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection；It can be machine
Tool connection.For the ordinary skill in the art, above-mentioned term can be understood in the utility model as the case may be
In concrete meaning.
Fig. 1-4 is please referred to, the utility model provides a kind of technical solution: a kind of pivotal mounting hole of aircraft main landing gear outer cylinder
Bushing dismounting tool, including sleeve 1 and capping 2, the top middle-end for covering 2 is fixedly installed with fixing seat 3, the top of fixing seat 3
Centre is fixedly connected with connecting rod 4, and the bottom end of sleeve 1 is fixedly plugged in the inside of bearing 7, and the bottom of bearing 7 is fixedly connected with top
Ring 8, the inner bottom movable whorl of sleeve 1 are connected with sedimentation plate 9, and the inner sidewall of sleeve 1 offers sliding slot 10, sedimentation plate 9
Lower section is provided with docking block 11, and two middle side parts of docking block 11 are fixedly connected to slide bar 12, docks solid among the bottom of block 11
Surely it is connected with screw rod 15.
A kind of optimal technical scheme as the utility model: the screw top of sleeve 1 is socketed in the inside of capping 2, even
The top fixing sleeve of bar 4 is connected to three-phase connector 5, and the two sides of three-phase connector 5 are fixedly installed with handle 6, by the way that hand is arranged
Handle 6 is convenient for staff's operation dismounting tool, and use is simple and fast, greatly reduces the labor intensity of user, passes through setting
Three-phase connector 5, improves the compactedness and fastness connected between connecting rod 4 and handle 6, and design rationally, ensure that disassembly work
The globality of tool.
A kind of optimal technical scheme as the utility model: the top of apical ring 8 is connect with the basal sliding of sleeve 1, top
The bottom section of ring 8 is wave-shaped, by the way that apical ring 8 is arranged, due to the novelty and particularity of design structure, realizes and hangers
17 tight fit improves the removal efficiency of extracting tool, avoids to occur to slide in disassembly process and disassembly is caused to fail, prevent
The deformation or damage of the outer simple pivot of main landing gear is stopped.
A kind of optimal technical scheme as the utility model: disposed at equal distance is offered among the bottom of sedimentation plate 9
Groove 14 settles plate 9 by setting, screw rod 15 can be made to carry out upper and lower displacement indirectly, and then be conducive to the disassembly of bushing 18
Work carries out, and the top of docking block 11 is fixedly installed with rack gear 13, and rack gear 13 engages connection, rack gear 13 and groove 14 with groove 14
It is equipped with, by setting rack gear 13 and groove 14, ensure that sedimentation plate 9 and the clamping for docking block 11, further promote and tear open
Unload the service efficiency of tool.
A kind of optimal technical scheme as the utility model: one end of slide bar 12 is connect with the internal slide of sliding slot 10,
Docking block 11 is slidably connected by slide bar 12 and the inner wall of sleeve 1, by setting slide bar 12 and sliding slot 10, convenient for stretching for screw rod 15
Out and storage, indirect protection screw rod 15 is not damaged, improves the service life of extracting tool.
A kind of optimal technical scheme as the utility model: the bottom end of screw rod 15 is threaded with hex nut 16, top
The underside of ring 8 is connected with hangers 17, and the bottom of apical ring 8 and the top of hangers 17 are equipped with, the inside grafting of hangers 17
There is bushing 18, bushing 18 is slidably socketed in the outer surface of screw rod 15, and the diameter value of screw rod 15 is less than the inner diameter values of bushing 18, hexagonal
The outer diameter value of nut 16 is greater than the inner diameter values of bushing 18, by the way that hex nut 16 is arranged, convenient for users to tight bushing 18, in turn
The convenient performance of extracting tool is enhanced, while playing the limit to bushing 18, improves the stability of disassembly.
In conclusion the pivotal mounting hole bushing dismounting tool of aircraft main landing gear outer cylinder, in a situation of use where, a side
Face staff's operation dismounting tool is convenient for, use is simple and fast, greatly reduces the labour of user by setting handle 6
Intensity improves the compactedness and fastness connected between connecting rod 4 and handle 6 on the other hand by setting three-phase connector 5,
Design rationally, ensure that the entirety of extracting tool, secondly by setting apical ring 8, due to the novelty and particularity of design structure,
The tight fit with hangers 17 is realized, the removal efficiency of extracting tool is improved, avoids to occur to slide in disassembly process and make
Fail at disassembly, on the one hand by setting sedimentation plate 9, screw rod 15 can be made to carry out upper and lower displacement indirectly, and then be conducive to serve as a contrast
The dismantlement work of set 18 carries out, and on the other hand by setting rack gear 13 and groove 14, ensure that sedimentation plate 9 and the card for docking block 11
It connects, further promotes the service efficiency of extracting tool, secondly by setting slide bar 12 and sliding slot 10, convenient for the stretching of screw rod 15
And storage, indirect protection screw rod 15 is not damaged, improves the service life of extracting tool, furthermore passes through setting hex nut
16, convenient for users to tight bushing 18, and then the convenient performance of extracting tool is enhanced, while playing the limit to bushing 18,
Improve the stability of disassembly.
It should be noted that in the present invention unless specifically defined or limited otherwise, fisrt feature is in the second spy
It can be that the first and second features directly contact or the first and second features are connect indirectly by intermediary "above" or "below" sign
Touching.Moreover, fisrt feature can be above the second feature " above ", " above " and " above " fisrt feature right above second feature or
Oblique upper, or first feature horizontal height is merely representative of higher than second feature.Fisrt feature second feature " under ", " lower section "
" following " can be fisrt feature and be directly under or diagonally below the second feature, or is merely representative of first feature horizontal height and is less than
Second feature.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of pivotal mounting hole bushing dismounting tool of aircraft main landing gear outer cylinder, including sleeve (1) and capping (2), feature
Be: the top middle-end of the capping (2) is fixedly installed with fixing seat (3), and the top center of the fixing seat (3) is fixedly connected
Have connecting rod (4), the bottom end of the sleeve (1) is fixedly plugged in the inside of bearing (7), and the bottom of the bearing (7) is fixedly connected
Have apical ring (8), the inner bottom movable whorl of sleeve (1) is connected with sedimentation plate (9), and the inner sidewall of the sleeve (1) offers
Sliding slot (10) is provided with docking block (11) below the sedimentation plate (9), and two middle side parts of docking block (11) are fixed to be connected
It is connected to slide bar (12), is fixedly connected with screw rod (15) among the bottom of docking block (11).
2. the pivotal mounting hole bushing dismounting tool of a kind of aircraft main landing gear outer cylinder according to claim 1, feature exist
In: the screw top of the sleeve (1) is socketed in the inside of capping (2), and the top fixing sleeve of the connecting rod (4) is connected to three-phase company
The two sides of connector (5), the three-phase connector (5) are fixedly installed with handle (6).
3. the pivotal mounting hole bushing dismounting tool of a kind of aircraft main landing gear outer cylinder according to claim 1, feature exist
In: the top of the apical ring (8) is connect with the basal sliding of sleeve (1), and the bottom section of the apical ring (8) is wave-shaped.
4. the pivotal mounting hole bushing dismounting tool of a kind of aircraft main landing gear outer cylinder according to claim 1, feature exist
In: the groove (14) of disposed at equal distance is offered among the bottom of sedimentation plate (9), the top of docking block (11) is fixed
It is equipped with rack gear (13), the rack gear (13) engages connection with groove (14), and the rack gear (13) is equipped with groove (14).
5. the pivotal mounting hole bushing dismounting tool of a kind of aircraft main landing gear outer cylinder according to claim 1, feature exist
In: one end of the slide bar (12) is connect with the internal slide of sliding slot (10), and the docking block (11) passes through slide bar (12) and set
The inner wall of cylinder (1) is slidably connected.
6. the pivotal mounting hole bushing dismounting tool of a kind of aircraft main landing gear outer cylinder according to claim 1, feature exist
In: the bottom end of the screw rod (15) is threaded with hex nut (16), and the underside of the apical ring (8) is connected with hangers
(17), it is equipped at the top of the bottom with hangers (17) of the apical ring (8), the inside of the hangers (17) is plugged with bushing
(18), the bushing (18) is slidably socketed in the outer surface of screw rod (15), and the diameter value of the screw rod (15) is less than bushing (18)
Inner diameter values, the outer diameter value of the hex nut (16) is greater than the inner diameter values of bushing (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821579533.XU CN208992615U (en) | 2018-09-27 | 2018-09-27 | A kind of pivotal mounting hole bushing dismounting tool of aircraft main landing gear outer cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821579533.XU CN208992615U (en) | 2018-09-27 | 2018-09-27 | A kind of pivotal mounting hole bushing dismounting tool of aircraft main landing gear outer cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208992615U true CN208992615U (en) | 2019-06-18 |
Family
ID=66801884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821579533.XU Expired - Fee Related CN208992615U (en) | 2018-09-27 | 2018-09-27 | A kind of pivotal mounting hole bushing dismounting tool of aircraft main landing gear outer cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208992615U (en) |
-
2018
- 2018-09-27 CN CN201821579533.XU patent/CN208992615U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190618 Termination date: 20200927 |