CN209671500U - A kind of airplane passenger cabin seat adjustable gas spring - Google Patents
A kind of airplane passenger cabin seat adjustable gas spring Download PDFInfo
- Publication number
- CN209671500U CN209671500U CN201822227598.4U CN201822227598U CN209671500U CN 209671500 U CN209671500 U CN 209671500U CN 201822227598 U CN201822227598 U CN 201822227598U CN 209671500 U CN209671500 U CN 209671500U
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- gas spring
- piston rod
- mandril
- sealing ring
- dust
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Abstract
The utility model discloses a kind of airplane passenger cabin seat adjustable gas springs of airplane spare parts technical field, including gas spring, nut, dust-proof sheath and connector, gas spring includes piston rod assembly and outer cylinder, sealing ring one is sealedly connected between outer cylinder and guide sleeve, sealing two is sealedly connected between the rear end and guide sleeve of piston rod assembly, the rear end of outer cylinder is equipped with the end being fixedly connected with connector, piston rod assembly includes piston rod, mandril and core assembly, the interior oil that mandril is located at piston rod is intracavitary, the rear end of mandril is equipped with valve body gasket close to the front side of core assembly, the rear side of valve body gasket is equipped with spacer, sealing ring three and gasket are respectively equipped on rear side of spacer, valve body gasket, gasket and sealing ring three are sealedly attached between mandril outer wall and piston rod inner wall, pass through piston rod damping mechanism, it can be according to itself need Seat is adjusted, dust-proof sheath forms protection to the piston rod of gas spring, keeps the gas spring service life elongated.
Description
Technical field
The utility model relates to airplane spare parts technical field, specially a kind of airplane passenger cabin seat adjustable gas spring.
Background technique
It is equipped in aircraft passenger compartment and the seat of occupant is provided, gas spring is that one kind can play support, buffering, braking, height
Degree adjusts and the industry accessories of the functions such as angular adjustment.And the gas spring on aircraft seat is mainly that seat lift adjustment provides one
Fixed thrust.
Such as Chinese Patent Application No. is a kind of regulating device of aircraft seat gas spring of CN201520714610.8, including
Gas spring telescopic rod, adjusting block and adjusting chassis, the adjusting block inside are equipped with blind hole, and the end of the gas spring telescopic rod is pushed up
In the bottom of the blind hole, the adjusting block is threadedly coupled with chassis is adjusted.The utility model can be adjusted by rotating adjusting block
Its height is saved, the position of gas spring telescopic rod end moves, to change the decrement of gas spring, completes to adjust gas spring
Stroke and seat lift adjustment stroke.The utility model structure is simple, reliable performance, it is low in cost, can be widely used for flying
On base chair, there is biggish use value.
But such gas spring adjusts and not enough facilitates, and can not be adjusted according to the needs of itself to comfortable state, and
And gas spring dust-proof effect is poor, once dust enters in gas spring, will affect the normal use of gas spring, thus the gas bullet made
The spring service life substantially reduces, and maintenance cost is high.
Based on this, the utility model devises a kind of airplane passenger cabin seat adjustable gas spring, to solve the above problems.
Utility model content
The purpose of this utility model is to provide a kind of airplane passenger cabin seat adjustable gas springs, to solve above-mentioned background skill
The gas spring proposed in art can not need to adjust seat to comfortable state, the problem of dust-proof effect difference according to itself.
To achieve the above object, the utility model provides the following technical solutions: a kind of airplane passenger cabin seat adjustable gas bullet
Spring, including gas spring, nut, dust-proof sheath and connector, the nut are bolted in the front end of gas spring, the dust-proof sheath set
It connects in the outside of gas spring, and dust-proof sheath is located at the rear side of nut, the connector is fixed on the rear end of gas spring；
The gas spring includes piston rod assembly and outer cylinder, and the front end of the outer cylinder is socketed in piston rod group by guide sleeve
The rear end of part is sealedly connected with sealing ring one, the rear end of the piston rod assembly and guide sleeve between the outer cylinder and guide sleeve
Between be sealedly connected with sealing two, the rear end of the outer cylinder is equipped with the end being fixedly connected with connector；
The piston rod assembly includes piston rod, mandril and core assembly, and the mandril is located at the inside oil pocket of piston rod
Interior, the core assembly is fixedly connected on the rear end of mandril, and the rear end of the mandril is equipped with valve body close to the front side of core assembly
Gasket, the rear side of the valve body gasket are equipped with spacer, are respectively equipped with sealing ring three and gasket, the valve body on rear side of the spacer
Gasket, gasket and sealing ring three are sealedly attached between mandril outer wall and piston rod inner wall.
Preferably, the dust-proof sheath is equipped with card slot close to one end of fixed plate, and the other end of the dust-proof sheath is socketed
On the outer wall of outer cylinder.
Preferably, fixed plate is fixed on the outer wall of the gas spring, the lateral wall of the fixed plate is equipped in card slot phase
The trough of clamping stagnation.
Preferably, the sealing ring one and sealing ring three are O-ring seal, and the sealing two is YX type sealing ring.
Preferably, aperture is uniformly provided on the outer wall of the spacer.
Compared with prior art, the utility model has the beneficial effects that the utility model structure is simple, and it is novel in design, lead to
It crosses mandril to control core assembly, flows oil liquid in core assembly two sides through spool, and the power for cooperating seat to be subject to, gas
Spring can be compressed or be stretched, and generate damping force, can need to adjust seat according to itself, and by dust-proof sheath to gas
The piston rod of spring forms protection, so that dust is cannot be introduced into piston rod, can protect the sealing ring of gas spring, makes the gas spring service life
Elongated, high reliablity elongated using the time, difficulty of processing is low, is easily installed, and is convenient for mass production.
Detailed description of the invention
In order to illustrate more clearly of the technical solution of the utility model embodiment, make required for being described below to embodiment
Attached drawing is briefly described, it should be apparent that, the drawings in the following description are merely some embodiments of the present invention,
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings
Other attached drawings.
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model inside of air spring structural schematic diagram；
Fig. 3 is the utility model piston piece component structure diagram.
In attached drawing, parts list represented by the reference numerals are as follows:
1- gas spring, 2- nut, 3- dust-proof sheath, 4- card slot, 5- fixed plate, 6- connector, 7- piston rod assembly, outside 8-
Cylinder, 9- guide sleeve, 10- sealing ring one, 11- seal the end two, 12-, 13- piston rod, 14- mandril, 15- core assembly, 16- every
Set, 17- valve body gasket, 18- gasket, 19- sealing ring three.
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.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
All other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of airplane passenger cabin seat adjustable gas spring,
Including gas spring 1, nut 2, dust-proof sheath 3 and connector 6, the nut 2 is bolted in the front end of gas spring 1, by nut 2
It is adjusted, the decrement of gas spring 1 can be changed, complete to adjust the stroke of gas spring 1 and the stroke of seat lift adjustment, roll adjustment
Convenient, the dust-proof sheath 3 is socketed in the outside of gas spring 1, and dust-proof sheath 3 is located at the rear side of nut 2, can be to gas spring
1 piston rod 13 forms protection, so that dust is cannot be introduced into piston rod 13, can protect the sealing ring of gas spring 1, makes gas spring 1
Service life is elongated, elongated using the time, and the connector 6 is fixed on the rear end of gas spring 1, and the gas spring 1 includes piston rod group
Part 7 and outer cylinder 8, the front end of the outer cylinder 8 are socketed in the rear end of piston rod assembly 7, the outer cylinder 8 and guiding by guide sleeve 9
It is sealedly connected with sealing ring 1 between set 9, is sealedly connected with sealing between the rear end and guide sleeve 9 of the piston rod assembly 7
2 11, the rear end of the outer cylinder 8 is equipped with the end 12 being fixedly connected with connector 6, and the piston rod assembly 7 includes piston rod
13, mandril 14 and core assembly 15, the interior oil that the mandril 14 is located at piston rod 13 is intracavitary, and the core assembly 15 is fixed to be connected
It is connected to the rear end of mandril 14, the rear end of the mandril 14 is equipped with valve body gasket 17, the valve body close to the front side of core assembly 15
The rear side of gasket 17 is equipped with spacer 16, and the rear side of the spacer 16 is respectively equipped with sealing ring 3 19 and gasket 18, the valve body pad
Piece 17, gasket 18 and sealing ring 3 19 are sealedly attached between 13 inner wall of 14 outer wall of mandril and piston rod.
Wherein, the dust-proof sheath 3 is equipped with card slot 4, another end cap of the dust-proof sheath 3 close to one end of fixed plate 5
Connect on the outer wall of outer cylinder 8, be fixed with fixed plate 5 on the outer wall of the gas spring 1, the lateral wall of the fixed plate 5 be equipped in
The trough of 4 phase clamping stagnation of card slot, when dust-proof sheath 3 moves at the trough in fixed plate 5, trough and card slot 4 are clamped, and are realized to gas
The piston rod 13 of spring 1 forms proofing dust and protecting, and the sealing ring 1 and sealing ring 3 19 are O-ring seal, the sealing
2 11 are uniformly provided with aperture on the outer wall of the spacer 16 for the sealing of reciprocating piston bar 13 for YX type sealing ring, when
When core assembly 15 is opened, oil liquid enters spacer 16 through spool, the aperture from spacer 16, flows into other the one of core assembly 15
End, allows gas spring 1 to compress or stretch, and generates damping force.
One concrete application of the present embodiment are as follows: in use, when the mandril 14 of gas spring 1 is when depressed, piston rod
In depressed power, core assembly 15 can be opened mandril 14 in 13, so that oil liquid is entered spacer 16 through spool, from spacer 16
Aperture, flow into the other end of core assembly 15, seat can tilt in the power leaned on backward, so that gas spring 11 can be with
Compression or stretching, extension, generate damping force, are detached from the pressing to mandril 14, and core assembly 15 is closed, and oil liquid can not be from one end of piston
To other end, to reach locking, it both can need to adjust seat according to itself, when tilting to maximum angle, remove
When the power that seat is leaned on backward, then when pressing push-type gas spring 1, oil liquid antikinesis, so that seat is received upwards, so that seat returns
Position, piston rod 13 are hollow stem, and inner cavity fills YH-10 aircraft fluid, can control the pressure of product by 13 upper valve rod of piston rod
Speed when contracting and stretching, extension；
Using having card slot 4 on dust-proof sheath 3, can mutually block with trough above when dust-proof sheath 3 moves in fixed plate 5
It is stagnant, in this way can piston rod 13 to gas spring 1 form protection, so that dust is cannot be introduced into piston rod 13, gas spring 1 can be protected
Sealing ring, keep 1 service life of gas spring elongated, it is elongated using the time.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one of the utility model
In embodiment or example.In the present specification, schematic expression of the above terms be not necessarily referring to identical embodiment or
Example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more embodiment or examples
In can be combined in any suitable manner.
The preferred embodiment in the utility model disclosed above is only intended to help to illustrate the utility model.Preferred embodiment is simultaneously
There is no the details that detailed descriptionthe is all, also not limiting the utility model is only the specific embodiment.Obviously, according to this theory
The content of bright book can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to preferably
The principles of the present invention and practical application are explained, so that skilled artisan be enable to better understand and utilize this
Utility model.The utility model is limited only by the claims and their full scope and equivalents.
Claims (5)
1. a kind of airplane passenger cabin seat adjustable gas spring, including gas spring (1), nut (2), dust-proof sheath (3) and connector
(6), it is characterised in that: the nut (2) is bolted in the front end of gas spring (1), and the dust-proof sheath (3) is socketed in gas spring
(1) outside, and dust-proof sheath (3) is located at the rear side of nut (2), the connector (6) is fixed on the rear end of gas spring (1)；
The gas spring (1) includes piston rod assembly (7) and outer cylinder (8), and the front end of the outer cylinder (8) is covered by guide sleeve (9)
The rear end in piston rod assembly (7) is connect, is sealedly connected with sealing ring one (10) between the outer cylinder (8) and guide sleeve (9), it is described
Sealing two (11) is sealedly connected between the rear end and guide sleeve (9) of piston rod assembly (7), the rear end of the outer cylinder (8) is equipped with
The end (12) being fixedly connected with connector (6)；
The piston rod assembly (7) includes piston rod (13), mandril (14) and core assembly (15), and the mandril (14) is located at work
The interior oil of stopper rod (13) is intracavitary, and the core assembly (15) is fixedly connected on the rear end of mandril (14), the mandril (14)
Rear end is equipped with valve body gasket (17) close to the front side of core assembly (15), and the rear side of the valve body gasket (17) is equipped with spacer
(16), sealing ring three (19) and gasket (18), the valve body gasket (17), gasket are respectively equipped on rear side of the spacer (16)
(18) it is sealedly attached between mandril (14) outer wall and piston rod (13) inner wall with sealing ring three (19).
2. a kind of airplane passenger cabin seat adjustable gas spring according to claim 1, it is characterised in that: the dust-proof sheath
(3) one end close to fixed plate (5) is equipped with card slot (4), and the other end of the dust-proof sheath (3) is socketed in the outer wall of outer cylinder (8)
On.
3. a kind of airplane passenger cabin seat adjustable gas spring according to claim 1, it is characterised in that: the gas spring
(1) it is fixed on outer wall fixed plate (5), the lateral wall of the fixed plate (5) is equipped in the trough of card slot phase clamping stagnation.
4. a kind of airplane passenger cabin seat adjustable gas spring according to claim 1, it is characterised in that: the sealing ring one
(10) and sealing ring three (19) is O-ring seal, and two (11) of the sealing are YX type sealing ring.
5. a kind of airplane passenger cabin seat adjustable gas spring according to claim 1, it is characterised in that: the spacer (16)
Outer wall on be uniformly provided with aperture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822227598.4U CN209671500U (en) | 2018-12-28 | 2018-12-28 | A kind of airplane passenger cabin seat adjustable gas spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822227598.4U CN209671500U (en) | 2018-12-28 | 2018-12-28 | A kind of airplane passenger cabin seat adjustable gas spring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209671500U true CN209671500U (en) | 2019-11-22 |
Family
ID=68563915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822227598.4U Active CN209671500U (en) | 2018-12-28 | 2018-12-28 | A kind of airplane passenger cabin seat adjustable gas spring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209671500U (en) |
-
2018
- 2018-12-28 CN CN201822227598.4U patent/CN209671500U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: An adjustable gas spring for aircraft cabin seat Effective date of registration: 20210601 Granted publication date: 20191122 Pledgee: Xi'an Science and Technology Financial Service Center Co.,Ltd. Pledgor: SHAANXI CHINA AERO-INDUSTRY GAS SPRING Co.,Ltd. Registration number: Y2021610000126 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20221130 Granted publication date: 20191122 Pledgee: Xi'an Science and Technology Financial Service Center Co.,Ltd. Pledgor: SHAANXI CHINA AERO-INDUSTRY GAS SPRING Co.,Ltd. Registration number: Y2021610000126 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |