CN207631523U

CN207631523U - Airstair

Info

Publication number: CN207631523U
Application number: CN201721454645.8U
Authority: CN
Inventors: 董晓军
Original assignee: Baoji Yu Hui Amperex Technology Ltd
Current assignee: Shaanxi Zhongzhou Guanke Aviation Technology Co ltd
Priority date: 2017-11-03
Filing date: 2017-11-03
Publication date: 2018-07-20
Anticipated expiration: 2027-11-03

Abstract

The utility model discloses a kind of airstair, two ladders, the handrail set on the wherein side of the ladder for including parallel interval setting, and be arranged at intervals at the ladder away from the hook portion of the side of the handrail and apart from adjustment structure；The hook portion is used to hook with aircraft, so that the airstair is connect by the hook portion with the aircraft；The support distances for being used to adjust the ladder and the aircraft apart from adjustment structure；The airstair further includes several spaced pedal units of extending direction along the ladder, and two ladders are connected to the both ends of each pedal unit；The pedal unit includes main part and the anti-skid structure set on the main part；The ladder and the main part are respectively titanium tube.The technical solution of the utility model aims to solve the problem that the big drawback of airstair weight.

Description

Airstair

Technical field

The utility model is related to airstair technical field more particularly to a kind of airstairs.

Background technology

Airstairs of airplane is used as aircraft proximity device, and for boarding, personnel go on or off the plane, and is that boarding personnel pass in and out aircraft Main thoroughfare.Airstair is generally made of ladder, handrail and foot pedal, and airstair in the prior art is the monoblock type knot of welding Structure, and with the big drawback of weight.

Utility model content

The main purpose of the utility model is to provide a kind of airstair, it is intended to solve the big drawback of airstair weight.

To achieve the above object, the utility model proposes airstair include parallel interval setting two ladders, be set to The handrail of the wherein side of the ladder, and be arranged at intervals at the ladder hook portion away from the side of the handrail and Apart from adjustment structure；The hook portion is used to hook with aircraft, so that the airstair passes through the hook portion and the aircraft Connection；The support distances for being used to adjust the ladder and the aircraft apart from adjustment structure；The airstair further includes edge Several spaced pedal units of extending direction of the ladder, two ladders are connected to each described foot-operated The both ends of unit；The pedal unit includes main part and the anti-skid structure set on the main part；The ladder and the master Body portion Wei not titanium tube.

Preferably, described apart from adjustment structure includes support tube and support leg, and one end of the support tube connects the ladder The other end of frame, the support tube is set in outside the support leg, and the length that is arranged of the support tube and the support leg can It adjusts.

Preferably, the support leg includes the abutting part and interconnecting piece being connected with each other, and the interconnecting piece is sheathed on the branch In stay tube, the abutting part with the aircraft for abutting.

Preferably, the support tube is welded with the ladder.

Preferably, the handrail is titanium tube.

Preferably, a diameter of 25mm of the titanium tube, wall thickness 1.5mm.

Preferably, the anti-skid structure is the roller flower being formed on the main part.

Preferably, the width of a height of 3230mm of the airstair, the airstair are 460mm.

It is respectively equipped with handrail, hook portion in technical solutions of the utility model, on two ladders of airstair and apart from adjusting Structure, wherein hook portion is used to be rotatablely connected with aircraft, so that airstair is rotatablely connected by hook portion and aircraft；Distance is adjusted Section structure can adjust the support distances of ladder and aircraft, so that the contact between buffering ladder and aircraft and support process, two A ladder is connected by each pedal unit, and pedal unit includes main part and the anti-skid structure set on main part.Due to ladder It is respectively titanium tube with main part, and pedal unit uses the titanium tube equipped with anti-skid structure to replace existing thick and heavy foot pedal, because This, therefore, technical solution provided by the utility model is conducive to mitigate the quality of airstair, and can realize and improve pedal unit Frictional force and support strength advantageous effect.

Description of the drawings

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, the structure that can also be shown according to these attached drawings obtains other attached drawings.

Fig. 1 is the dimensional structure diagram of the utility model airstair；

Fig. 2 is the side structure schematic diagram of airstair shown in FIG. 1；

Fig. 3 is the overlooking structure diagram of airstair shown in FIG. 1.

Drawing reference numeral explanation：

Label	Title	Label	Title
				10	Ladder	20	Handrail
30	Hook portion	40	Apart from adjustment structure
				41	Support tube	42	Support leg
50	Pedal unit

The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.

Specific implementation mode

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 describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise Lower obtained every other embodiment, shall fall within the protection scope of the present invention.

It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute in the utility model embodiment It is only used for explaining relative position relation, the motion conditions etc. under a certain particular pose (as shown in the picture) between each component, such as When the fruit particular pose changes, then directionality instruction also correspondingly changes correspondingly.

In addition, the description for being such as related to " first ", " second " in the present invention is used for description purposes only, and cannot manage Solution is instruction or implies its relative importance or implicitly indicates the quantity of indicated technical characteristic.Define as a result, " the One ", the feature of " second " can explicitly or implicitly include at least one of the features.It is " more in the description of the present invention, It is a " it is meant that at least two, such as two, three etc., unless otherwise specifically defined.

In the present invention unless specifically defined or limited otherwise, term " connection ", " fixation " etc. should do broad sense reason Solution, for example, " fixation " may be a fixed connection, may be a detachable connection, or integral；It can be mechanical connection, also may be used To be electrical connection；It can be directly connected, can also can be indirectly connected through an intermediary the connection inside two elements Or the interaction relationship of two elements, unless otherwise restricted clearly.It for the ordinary skill in the art, can be with The concrete meaning of above-mentioned term in the present invention is understood as the case may be.

In addition, the technical solution between each embodiment of the utility model can be combined with each other, but must be with ability Domain those of ordinary skill can be implemented as basis, will be understood that when the combination of technical solution appearance is conflicting or cannot achieve The combination of this technical solution is not present, also not within the protection domain of the requires of the utility model.

The utility model proposes a kind of airstairs.

Fig. 1 to Fig. 3 is please referred to, to achieve the above object, in one embodiment of the utility model, which includes parallel Spaced two ladders 10, the handrail 20 set on the wherein side of the ladder 10, and it is arranged at intervals at the ladder 10 away from the hook portion 30 of the side of the handrail 20 and apart from adjustment structure 40；The hook portion 30 is used to rotate with aircraft Connection, so that the airstair is rotatablely connected by the hook portion 30 and the aircraft；It is described to be used for apart from adjustment structure 40 Adjust the support distances of the ladder 10 and the aircraft；The airstair further includes along the extending direction interval of the ladder 10 Several pedal units 50 being arranged, two ladders 10 are connected to the both ends of each pedal unit 50；It is described Pedal unit 50 includes main part and the anti-skid structure set on the main part；The ladder 10 and the main part are respectively titanium Pipe.

In technical solutions of the utility model, be respectively equipped on two ladders 10 of airstair handrail 20, hook portion 30 and away from From adjustment structure 40, wherein hook portion 30 is used to be rotatablely connected with aircraft, so that airstair is rotated by hook portion 30 and aircraft Connection；The support distances of ladder 10 and aircraft can be adjusted apart from adjustment structure 40, so that between buffering ladder 10 and aircraft Contact and support process, two ladders 10 are connected by each pedal unit 50, and pedal unit 50 is including main part and set on master The anti-skid structure in body portion.Since ladder 10 and main part are respectively titanium tube, and pedal unit 50 is using the titanium equipped with anti-skid structure Pipe replaces existing thick and heavy foot pedal, and therefore, therefore, technical solution provided by the utility model is conducive to mitigate airstair Quality, and can realize the advantageous effect of the frictional force and support strength that improve pedal unit 50.

Further, the technical solution of the utility model also has the advantages of easy to use, antimagnetic and good concealment.

It is described to include support tube 41 and support leg 42 apart from adjustment structure 40 in one preferred embodiment of the utility model, One end of the support tube 41 connects the ladder 10, and the other end of the support tube 41 is set in outside the support leg 42, institute State being arranged length and capable of adjusting for support tube 41 and the support leg 42.Specifically, adjustable-length can be arranged as required to, In the present embodiment, adjustable-length is less than or equal to 65mm.

Preferably, the support leg 42 includes the abutting part and interconnecting piece being connected with each other, and the interconnecting piece is sheathed on described In support tube 41, the abutting part with the aircraft for abutting.Abutting part scratches aircraft surfaces in order to prevent, and abutting part can be with Using rubber material.It is readily appreciated that, abutting part is pressed into support tube 41 in order to prevent, the size preferably greater than branch of abutting part 41 internal diameter of stay tube.

Preferably, the support tube 41 is welded with the ladder 10.

Preferably, the handrail 20 is titanium tube.

Preferably, a diameter of 25mm of the titanium tube, wall thickness 1.5mm.

Preferably, the anti-skid structure is the roller flower being formed on the main part.The structure of roller flower can be interval The form of striated structure, circular protrusions structure, diamond shape bulge-structure of setting etc., roller flower is without being limited thereto.In order to improve main body The foot-operated effect in portion can carry out extrusion process to titanium tube, so that the cross section of main part is oval cross section or flat cross section, with Increase and rides area.

The above is only the preferred embodiment of the present invention, and it does not limit the scope of the patent of the present invention, Under every utility model in the utility model is conceived, equivalent structure made based on the specification and figures of the utility model Transformation, or directly/be used in other related technical areas indirectly and be included in the scope of patent protection of the utility model.

Claims

1. a kind of airstair, which is characterized in that including parallel interval setting two ladders, set on the wherein side of the ladder Handrail, and be arranged at intervals at the ladder away from the hook portion of the side of the handrail and apart from adjustment structure；It is described Hook portion is used to hook with aircraft, so that the airstair is connect by the hook portion with the aircraft；The distance is adjusted Structure is used to adjust the support distances of the ladder and the aircraft；The airstair further includes the extending direction along the ladder Several spaced pedal units, two ladders are connected to the both ends of each pedal unit；The foot It includes main part and the anti-skid structure set on the main part to step on unit；The ladder and the main part are respectively titanium tube.

2. airstair as described in claim 1, which is characterized in that it is described apart from adjustment structure include support tube and support leg, One end of the support tube connects the ladder, and the other end of the support tube is set in outside the support leg, the support tube It is arranged length with the support leg and can adjust.

3. airstair as claimed in claim 2, which is characterized in that the support leg includes the abutting part being connected with each other and connection Portion, the interconnecting piece are sheathed in the support tube, and the abutting part with the aircraft for abutting.

4. airstair as claimed in claim 2, which is characterized in that the support tube is welded with the ladder.

5. airstair as described in claim 1, which is characterized in that the handrail is titanium tube.

6. the airstair as described in any one of claim 1 to 5, which is characterized in that a diameter of 25mm of the titanium tube, wall thickness For 1.5mm.

7. the airstair as described in any one of claim 1 to 5, which is characterized in that the anti-skid structure is described to be formed in Roller flower on main part.

8. the airstair as described in any one of claim 1 to 5, which is characterized in that a height of 3230mm of the airstair, institute The width for stating airstair is 460mm.