CN207045669U - A kind of load-carrying construction of bidirectional modulation - Google Patents
A kind of load-carrying construction of bidirectional modulation Download PDFInfo
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- CN207045669U CN207045669U CN201720881317.XU CN201720881317U CN207045669U CN 207045669 U CN207045669 U CN 207045669U CN 201720881317 U CN201720881317 U CN 201720881317U CN 207045669 U CN207045669 U CN 207045669U
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- thread
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Abstract
The utility model discloses a kind of load-carrying construction of bidirectional modulation, belong to stud connector design technical field.Pad is provided with orthogonal first thread of teeth directional and the second thread, and pad has been uniformly arranged counterbore and the first slotted hole；Joint side is provided with the 3rd thread and the 4th thread, and opposite side is provided with auricle, and the 3rd thread and the first thread coordinate, and the 4th thread coordinates with second thread；Joint is additionally provided with the second slotted hole, the second slotted hole be bonded with the first slotted hole after be in cross type；Pad is fixed on housing construction in advance by dormant bolt；Joint side is arranged on pad by the 3rd thread and the regulation of the 4th thread, then is fastened by bolt through the first slotted hole and the second slotted hole；Joint opposite side is connected by auricle with cabin door structure.The utility model can improve assembly precision with bidirectional modulation rigging position, solve the problems, such as to force assembling, realize three-dimensional regulation installation site.
Description
Technical field
The utility model belongs to connecting-piece structure design field, and in particular to a kind of load-carrying construction of bidirectional modulation.
Background technology
Aircaft configuration is made up of many zero components.These zero components are by sheet material, extrusion, forging, casting, pipe fitting mistake
Machined piece etc. is made, and they must be combined could constituent components.Then by component recombinant formed together compared with
Big assembly parts, finally it is assembled into the complete aircraft of a frame.For the ease of transporting, checking, repairing or changing, a frame completed aircraft
On the component of many zero allow for dismantling.At the higher assembling combination of concentrfated load, generally use joint design, for holding
By with transmit concentrfated load.
Traditional joint design bottom is directly connected to component or assembly parts using bolt or rivet, it is impossible to regulation assembling position
Put.Manufacturing tolerance can cause can not be fully mated between fastener and nail, that is, usually said " forcing assembling ".Force
Assembling can bring additional erection stress, influence the stress distribution on joint, unsafe factor is brought to aircraft.
Utility model content
The purpose of this utility model：In order to solve the above problems, the utility model proposes a kind of load of bidirectional modulation
Structure, employ the orthogonal thread of teeth directional and coordinate mount scheme, both direction can be overcome with bidirectional modulation rigging position
On manufacturing tolerance, improve assembly precision, solve the problems, such as to force assembling, realize and three-dimensional adjust installation site.
The technical solution of the utility model：A kind of load-carrying construction of bidirectional modulation, including：Joint and pad；
The pad is provided with orthogonal first thread of teeth directional and the second thread, first thread and
Two threads have been uniformly arranged counterbore and the first slotted hole along the direction unidirectional array of its regulation, the pad respectively；
The joint side is provided with the 3rd thread and the 4th thread, and opposite side is provided with auricle, the 3rd spiral shell
Line tooth coordinates with first thread, and the 4th thread coordinates with second thread；
The joint is additionally provided with the second slotted hole, second slotted hole be bonded with first slotted hole after be in cross
Chiasma type；
The pad is fixed on housing construction in advance by dormant bolt；
The joint side is arranged on the pad by the 3rd thread and the regulation of the 4th thread, then passes through bolt
Fastened through the first slotted hole and the second slotted hole；
The joint opposite side is connected by auricle with fuselage frame.
Preferably, the center position of the pad is provided with elongated strip mitigation groove.
Preferably, first thread and the second thread are uniformly arranged the both sides up and down for mitigating groove in strip.
Preferably, the strip, which mitigates in groove, is uniformly arranged multiple lightening cores.
Preferably, side of the joint away from the pad is set fluted.
Preferably, first thread is transversely arranged along pad, and the length direction of first slotted hole with it is described
The teeth directional of first thread is identical.
Preferably, second thread is along pad longitudinal arrangement, and the length direction of first slotted hole with it is described
The teeth directional of first thread is vertical.
Preferably, the length direction of first slotted hole is vertical with the length direction of second slotted hole, and both
Center on same vertical line.
The advantageous effects of technical solutions of the utility model：A kind of load-carrying construction of bidirectional modulation of the utility model can be with
By integral multiple tooth pitch regulation rigging position in the range of slotted hole limitation in joint base plate plane, overcome in base plate plane
Manufacturing tolerance, assembly precision is improved, improve the problem of forcing assembling.
Brief description of the drawings
Fig. 1 is a kind of assembling schematic diagram of a preferred embodiment of the load-carrying construction of bidirectional modulation of the utility model；
Fig. 2 is the joint design schematic diagram of embodiment illustrated in fig. 1；
Fig. 3 is the gasket construction schematic diagram of embodiment illustrated in fig. 1；
Wherein, 1- joints, 2- pads, the threads of 11- the 3rd, the threads of 12- the 4th, 13- auricles, the slotted holes of 14- second,
15- grooves, the threads of 21- first, the threads of 22- second, 23- counterbores, the slotted holes of 24- first, 25- mitigate groove, and 26- mitigates
Hole.
Embodiment
To make the purpose, technical scheme and advantage that the utility model is implemented clearer, below in conjunction with the utility model
Accompanying drawing in embodiment, the technical scheme in the embodiment of the utility model is further described in more detail.In the accompanying drawings, from beginning
Same or similar element is represented to same or similar label eventually or there is the element of same or like function.Described reality
It is the utility model part of the embodiment to apply example, rather than whole embodiments.Below with reference to the embodiment of accompanying drawing description
It is exemplary, it is intended to for explaining the utility model, and it is not intended that to limitation of the present utility model.It is new based on this practicality
Embodiment in type, the every other implementation that those of ordinary skill in the art are obtained under the premise of creative work is not made
Example, belong to the scope of the utility model protection.Embodiment of the present utility model is described in detail below in conjunction with the accompanying drawings.
In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", "front", "rear",
The orientation or position relationship of the instruction such as "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer " is based on accompanying drawing institutes
The orientation or position relationship shown, it is for only for ease of description the utility model and simplifies description, rather than indicates or imply and be signified
Device or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to this practicality
The limitation of novel protected scope.
Embodiment of the present utility model is described in detail below in conjunction with the accompanying drawings, refers to Fig. 1 to Fig. 3；
A kind of load-carrying construction of bidirectional modulation, including：Joint 1 and pad 2；Pad 2 is provided with teeth directional orthogonal
One thread 21 and the second thread 22, the first thread 21 and the second thread 22 are unidirectionally arranged along the direction of its regulation respectively
Row, pad 2 have been uniformly arranged the slotted hole 24 of counterbore 23 and first；
The side of joint 1 is provided with the 3rd thread 11 and the 4th thread 12, and opposite side is provided with auricle 13, the 3rd screw thread
Tooth 11 is intermeshed with the first thread 21, and the 4th thread 12 is intermeshed with the second thread 22；
Joint 1 is additionally provided with the second slotted hole 14, the second slotted hole 14 be bonded with the first slotted hole 24 after be in right-angled intersection
Type, butt joint is facilitated to carry out bidirectional modulation installation, and by bolt presses, being combined into can hold along what two groups of teeth orientation was adjusted
Power attachment structure.
Pad 2 is fixed on the web of body hinge in advance by dormant bolt, and the side of joint 1 passes through the 3rd thread 11
Be arranged on the regulation of the 4th thread 12 on pad 2, then by bolt through the first slotted hole 24 and the second slotted hole 14 by its
Fastening, the opposite side of joint 1 are connected by auricle 13 with fuselage frame, can regulate hatch door along hinge arms web by two groups of threads
Installation site planar, finally tightened with bolt, ensure the engagement of tooth.Realize the connection of cabin door structure and body.
In the present embodiment, the center position of pad 2 is provided with elongated strip and mitigates groove 25, and strip mitigates groove 25
Multiple lightening cores 26 are inside uniformly arranged, for mitigating the overall weight of load-carrying construction.
In the present embodiment, the first thread 21 and the second thread 22, which are uniformly arranged, mitigates up and down the two of groove 25 in strip
Side, the first thread 21 and the second thread 22 mitigate groove by strip and are divided into two parts, avoid the thread that teeth directional is different
Engagement is interfered, makes joint 1 easier for installation.
It is appreciated that：First thread 21 is transversely arranged along pad 2, and the length direction of the first slotted hole 24 and
The teeth directional of one thread 21 is identical；
Second thread 22 is along the longitudinal arrangement of pad 2, and the length direction of the first slotted hole 24 and the first thread 22
Teeth directional is vertical.
It is appreciated that：The length direction of first slotted hole 24 is vertical with the length direction of the second slotted hole 14, and two
The center of person facilitates the regulation up and down of bolt on same vertical line, can meet the regulation fitting limit of bolt.
In the present embodiment, side of the joint 1 away from pad 2 sets fluted 15, for mitigating the weight of joint 1.
A kind of load-carrying construction of bidirectional modulation of the utility model, its joint can limit in joint base plate plane and in slotted hole
By integral multiple tooth pitch regulation rigging position in the range of system, overcome the manufacturing tolerance in base plate plane, improve assembly precision, improve
The problem of forcing assembling.
It is last it is to be noted that：Above example is only to illustrate the technical solution of the utility model, rather than it is limited
System.Although the utility model is described in detail with reference to the foregoing embodiments, one of ordinary skill in the art should manage
Solution：It can still be modified to the technical scheme described in foregoing embodiments, or which part technical characteristic is entered
Row equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the utility model
The spirit and scope of technical scheme.
Claims (8)
- A kind of 1. load-carrying construction of bidirectional modulation, it is characterised in that including：Joint (1) and pad (2)；The pad (2) is provided with orthogonal first thread (21) of teeth directional and the second thread (22), first spiral shell Line tooth (21) and the second thread (22) have been uniformly arranged counterbore along the direction unidirectional array of its regulation, the pad (2) respectively And the first slotted hole (24) (23)；Joint (1) side is provided with the 3rd thread (11) and the 4th thread (12), and opposite side is provided with auricle (13), 3rd thread (11) coordinates with first thread (21), the 4th thread (12) and second thread (22) coordinate；The joint (1) is additionally provided with the second slotted hole (14), second slotted hole (14) and first slotted hole (24) It is in cross type after fitting；The pad (2) is fixed on housing construction in advance by dormant bolt；Joint (1) side is arranged on the pad (2) by the 3rd thread (11) and the regulation of the 4th thread (12), Fastened again by bolt through the first slotted hole (24) and the second slotted hole (14)；Joint (1) opposite side is connected by auricle with fuselage frame.
- 2. the load-carrying construction of bidirectional modulation as claimed in claim 1, it is characterised in that：The center position of the pad (2) It is provided with elongated strip and mitigates groove (25).
- 3. the load-carrying construction of bidirectional modulation as claimed in claim 1, it is characterised in that：First thread (21) and second Thread (22) is uniformly arranged the both sides up and down for mitigating groove (25) in strip.
- 4. the load-carrying construction of bidirectional modulation as claimed in claim 2, it is characterised in that：The strip mitigates in groove (25) Cloth sets multiple lightening cores (26).
- 5. the load-carrying construction of bidirectional modulation as claimed in claim 1, it is characterised in that：The joint (1) is away from the pad (2) side sets fluted (15).
- 6. the load-carrying construction of bidirectional modulation as claimed in claim 1, it is characterised in that：First thread (21) is along pad (2) it is transversely arranged, and the length direction of first slotted hole (24) is identical with the teeth directional of first thread (21).
- 7. the load-carrying construction of bidirectional modulation as claimed in claim 1, it is characterised in that：Second thread (22) is along pad (2) longitudinal arrangement, and the length direction of first slotted hole (24) is vertical with the teeth directional of first thread (22).
- 8. the load-carrying construction of bidirectional modulation as claimed in claim 1, it is characterised in that：The length of first slotted hole (24) Direction is vertical with the length direction of second slotted hole (14), and both centers are on same vertical line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720881317.XU CN207045669U (en) | 2017-07-20 | 2017-07-20 | A kind of load-carrying construction of bidirectional modulation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720881317.XU CN207045669U (en) | 2017-07-20 | 2017-07-20 | A kind of load-carrying construction of bidirectional modulation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207045669U true CN207045669U (en) | 2018-02-27 |
Family
ID=61497411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720881317.XU Active CN207045669U (en) | 2017-07-20 | 2017-07-20 | A kind of load-carrying construction of bidirectional modulation |
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| Country | Link |
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| CN (1) | CN207045669U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109050871A (en) * | 2018-06-22 | 2018-12-21 | 西安飞机工业（集团）有限责任公司 | A kind of connection structure of aircraft transition beam and body |
| CN109458078A (en) * | 2018-09-03 | 2019-03-12 | 西安飞机工业（集团）有限责任公司 | A kind of eversion type escape door guide groove adjustment method |
-
2017
- 2017-07-20 CN CN201720881317.XU patent/CN207045669U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109050871A (en) * | 2018-06-22 | 2018-12-21 | 西安飞机工业（集团）有限责任公司 | A kind of connection structure of aircraft transition beam and body |
| CN109458078A (en) * | 2018-09-03 | 2019-03-12 | 西安飞机工业（集团）有限责任公司 | A kind of eversion type escape door guide groove adjustment method |
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