CN213735573U

CN213735573U - Civil aviation dining table mechanism

Info

Publication number: CN213735573U
Application number: CN202022174804.7U
Authority: CN
Inventors: 张成建; 李端兵; 毛军; 吕远航
Original assignee: Avic Hubei Ali Jiatai Aircraft Equipment Co ltd
Current assignee: Avic Hubei Ali Jiatai Aircraft Equipment Co ltd
Priority date: 2020-09-28
Filing date: 2020-09-28
Publication date: 2021-07-20
Anticipated expiration: 2030-09-28

Abstract

The utility model discloses a civil aviation dining table mechanism, accomodate supporting component, locking supporting component, bearing diagonal arm subassembly and dining table subassembly including the dining table, the dining table subassembly loops through the bearing diagonal arm subassembly with the locking supporting component connect in supporting component is accomodate to the dining table, and can accomodate in among the supporting component is accomodate to the dining table. The utility model provides a civil aviation dining table mechanism, convenient to use, the pull is smooth and easy, and is laborsaving, possesses at the quick locking of highest position and unblock function, possesses at pull and answer process angle self-adaptation regulatory function. And the size of dining table panel does not receive the restriction in handrail inner chamber space, only need can realize and the dining table takes the operation of using out from the side direction through the height of adjustment handrail bar counter, accords with human operation custom more, and it is more convenient and comfortable to use.

Description

Civil aviation dining table mechanism

Technical Field

The utility model relates to an aviation dining table technical field, in particular to civil aviation dining table mechanism.

Background

The traditional built-in dining table is mostly stored in the cavity of the armrest on one side of the seat, the dining table needs to be turned over or rotated out of the inner cavity of the armrest and then flattened for use, the operation action range is large, and the inconvenience for the use of passengers can be often caused.

Thus, the prior art has yet to be improved and enhanced.

SUMMERY OF THE UTILITY MODEL

In view of the foregoing prior art, an object of the present invention is to provide a civil aviation dining table mechanism, which is easy to use, and the size of the dining table is not limited to the space of the inner cavity of the armrest.

In order to achieve the purpose, the utility model adopts the following technical proposal:

a civil aviation dining table mechanism comprises a dining table accommodating support assembly, a locking support assembly, an inclined support arm assembly and a dining table assembly, wherein,

the dining table accommodating and supporting assembly comprises a main body, an intermediate supporting plate, a guide rail, a sliding block and a locking block, wherein the main body is fixed on the lower side of the armrest bar and is provided with an accommodating cavity, the intermediate supporting plate is fixed in the accommodating cavity, the guide rail is arranged along the vertical direction, the guide rail and the locking block are both fixed on the intermediate supporting plate, and the sliding block is in sliding connection with the guide rail;

the locking support component is fixed on the sliding block and can slide on the guide rail along with the sliding block, the locking support component is provided with a locking hook, when the locking support component slides, the locking hook can move on the locking block and hook the locking block so as to limit the locking support component and the locking block, the locking hook is provided with a limiting block, and a limiting space is formed between the limiting block and the locking hook;

the inclined support arm component comprises a primary support arm, a secondary support arm and a sliding plate, the locking support component is provided with an arc-shaped hole, one end of the primary support arm is positioned in the arc-shaped hole, the other end of the primary support arm is hinged with the sliding plate, a limiting groove is arranged on the primary support arm, one end of the secondary support arm is positioned in the limiting groove and can move in the limiting groove, the other end of the secondary support arm is hinged with the sliding plate, when the primary support arm moves in the arc-shaped hole, the primary support arm can be positioned in the limiting space to limit the inclined support arm assembly and the locking support assembly, when the inclined support arm component and the locking support component are limited and the secondary support arm moves to the limit position of one end of the limiting groove close to the primary support arm, the sliding plate is in a horizontal state, and the height of the sliding plate is higher than the height of the top surface of the handrail bar;

the dining table assembly is connected with the sliding plate in a sliding mode and can drive the inclined support arm assembly to move relative to the guide rail under the action of external force.

Preferably, civil aviation dining table mechanism in, the main part includes preceding backup pad, back backup pad, goes up backup pad and bottom suspension fagging, it is fixed in handrail bar counter downside to go up the backup pad, preceding backup pad, back backup pad, go up backup pad and bottom suspension fagging and enclose and form hold the chamber, the angle guide way has been seted up on preceding backup pad or the back backup pad, the one end of one-level support arm is located in the angle guide way and can slide in the angle guide way, so that the one-level support arm is in move in the arc hole.

Preferably, civil aviation dining table mechanism in, the supporting component is accomodate to the dining table still includes terminal box, first fixed pulley and second fixed pulley, terminal box, first fixed pulley and second fixed pulley all are fixed in hold the intracavity, first fixed pulley and second fixed pulley are walked around in proper order to the one end of the copper wire in the terminal box and with locking supporting component fixed connection to realize the switching-over.

Preferably, civil aviation dining table mechanism in, the locking supporting component still includes supporting seat, first bush, first torsional spring, second torsional spring and round pin axle, the supporting seat is fixed in on the slider, the locking hook passes through first bush with the supporting seat is rotated and is connected, the locking piece is used for supplying the face of locking hook motion is the inclined plane, the locking hook is in during the motion on the inclined plane, for rotary motion takes place for the supporting seat, the stopper passes through round pin axle with the locking hook is rotated and is connected, first torsional spring set up in on the first bush, the second torsional spring set up in sell epaxially.

Preferably, in the civil aviation dining table mechanism, the locking support assembly further comprises a steel wire support arm and a limit pin, one end of the steel wire support arm is fixed on the support seat, the other end of the steel wire support arm is fixedly connected with the steel wire, and the limit pin is fixed on the support seat and used for limiting the maximum rotation angle of the locking hook.

Preferably, the civil aviation dining table mechanism in, the one end of one-level support arm has rotation axis and spacing axle, the one end of spacing axle is located in the arc hole, work as spacing axle is in during the motion in the arc hole, spacing axle can be located in spacing space, the other end of spacing axle is located in the angle guide way, the one-level support arm pass through the rotation axis with the supporting seat rotates and is connected.

Preferably, in the civil aviation dining table mechanism, a plurality of sliding grooves are formed in the sliding plate, and the dining table assembly is located in the sliding grooves and can slide in the sliding grooves.

Preferably, civil aviation dining table mechanism in, the dining table subassembly includes meal table, lower meal table, even piece and a plurality of fixed pin axle, go up meal table with lower meal table respectively through one or more fixed pin axle with even the piece is articulated, lower meal table has the slide bar, the slide bar is located in the spout.

Preferably, among the civil aviation dining table mechanism, the dining table subassembly still includes attacker PC board and support panel beating, attacker PC board passes through the support panel beating is fixed in on the last dining table board.

Preferably, civil aviation dining table mechanism in, civil aviation dining table mechanism still includes the baffle subassembly, the baffle subassembly includes baffle panel beating, baffle PC board, gyro wheel, third torsional spring and second bush, the baffle panel beating pass through the second bush with the main part rotates and connects, baffle PC board is fixed in on the baffle panel beating, the third torsional spring install in on the second bush, just the one end of third torsional spring is fixed on the baffle panel beating, the other end of third torsional spring is fixed in the main part, the gyro wheel is fixed in the inboard of baffle PC board.

Compared with the prior art, the utility model provides a civil aviation dining table mechanism, convenient to use, the pull is smooth and easy, and is laborsaving, through setting up locking piece and locking hook structure, possesses at highest position quick locking and unblock function, through the one-level support arm with locking supporting component's cooperation possesses at pull and answer process angle self-adaptation regulatory function, through setting the bearing diagonal arm subassembly to finely tune triangle-shaped coupling mechanism, makes the slide can realize the auto-lock under the horizontality, and then convenience of customers's use. And the size of dining table panel does not receive the restriction in handrail inner chamber space, only need can realize and the dining table takes the operation of using out from the side direction through the height of adjustment handrail bar counter, accords with human operation custom more, and it is more convenient and comfortable to use.

Drawings

Fig. 1 is a first structural schematic view of a preferred embodiment of a civil aviation dining table mechanism provided by the present invention in a storage state;

fig. 2 is a schematic structural view of a preferred embodiment of the civil aviation dining table mechanism provided by the present invention in an unfolded state;

fig. 3 is a schematic structural view of a preferred embodiment of the dining table accommodating and supporting assembly of the civil aviation dining table mechanism of the present invention;

fig. 4 is a schematic structural view of a preferred embodiment of the connection between the locking support assembly and the dining table receiving support assembly in the civil aviation dining table mechanism of the present invention;

fig. 5 is a schematic structural view of a preferred embodiment of the locking support assembly of the dining table mechanism of the present invention;

fig. 6 is a schematic structural view of a preferred embodiment of the diagonal arm assembly in the dining table mechanism of the present invention;

fig. 7 is a schematic structural view of the connection between the diagonal arm assembly and the locking support assembly in the civil aviation dining table mechanism provided by the present invention;

fig. 8 is a schematic diagram of the relative positions of the inclined support arm assembly and the locking hook in the civil aviation dining table mechanism provided by the present invention;

fig. 9 is a schematic view of the drawing and lifting process of the locking support assembly in the civil aviation dining table mechanism provided by the present invention;

fig. 10 is a schematic view of the locking support assembly of the civil aviation dining table mechanism of the present invention;

fig. 11 is a schematic view of the locking support assembly of the civil aviation dining table mechanism of the present invention when unlocked;

fig. 12 is a schematic structural view of a preferred embodiment of the dining table assembly in the civil aviation dining table mechanism of the present invention;

fig. 13 is a schematic view of a preferred embodiment of the connection between the dining table assembly and the diagonal arm assembly in the civil aviation dining table mechanism of the present invention;

fig. 14 is a schematic structural view of the magnetic absorption dining table component of the civil aviation dining table mechanism provided by the utility model in a storage state;

fig. 15 is a schematic structural view of a preferred embodiment of the baffle mechanism in the dining table mechanism for civil aviation of the present invention;

fig. 16 is a second schematic structural view of a preferred embodiment of the civil aviation dining table mechanism provided by the present invention in a storage state;

fig. 17 is the utility model provides an among the civil aviation dining table mechanism, the structure sketch map of dining table subassembly angle change.

Detailed Description

The utility model provides a civil aviation dining table mechanism, for making the utility model discloses a purpose, technical scheme and effect are clearer, clear and definite, and it is right that the embodiment is lifted to follow with reference to the attached drawing the utility model discloses further detailed description. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

It will be understood that when an element is referred to as being "on," "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present.

It should be noted that the terms of orientation such as left, right, up and down in the embodiments of the present invention are only relative to each other or are referred to the normal use state of the product, and should not be considered as limiting.

Referring to fig. 1 to 11, an embodiment of the present invention provides a civil aviation dining table mechanism, which includes a dining table accommodating support assembly 100, a locking support assembly 200, a reclining arm assembly 300 and a dining table assembly 400, wherein the dining table assembly 400 sequentially passes through the reclining arm assembly 300 and the locking support assembly 200, and is connected to the dining table accommodating support assembly 100 and can be accommodated in the dining table accommodating support assembly 100.

Specifically, the dining table storage support assembly 100 comprises a main body 110, an intermediate support plate 120, a guide rail 130, a slider 140 and a locking block 150, the main body 110 is fixed on the lower side of the armrest bar 500 and has a containing cavity, the intermediate support plate 120 is fixed in the containing cavity, the guide rail 130 is arranged along the vertical direction, the guide rail 130 and the locking block 150 are fixed on the intermediate support plate 120, and the slider 140 is connected with the guide rail 130 in a sliding manner. The main part 110 is the part that holds of civil aviation dining table mechanism, whole dining table can wholly accomodate to in the main part 110, intermediate strut board 120 is the supporting mechanism of other parts, slider 140 can make locking supporting component 200, diagonal arm subassembly 300 and dining table subassembly 400 slide on guide rail 130, and then realize accomodating of dining table. Preferably, the intermediate support plate 120 has a certain included angle with the ground, so that the sliding block 140 can drive the components connected thereto to gradually draw out of the accommodating cavity when moving.

The locking support assembly 200 is fixed on the slider 140 and can slide on the guide rail 130 along with the slider 140, the locking support assembly 200 has a locking hook 210, when the locking support assembly 200 slides, the locking hook 210 can move on the locking block 150 and hook the locking block 150, so that the locking support assembly 200 and the locking block 150 are limited, the locking hook 210 has a limiting block 220, and a limiting space is formed between the limiting block 220 and the locking hook 210.

The inclined support arm assembly 300 comprises a primary support arm 310, a secondary support arm 320 and a sliding plate 330, the locking support assembly 200 is provided with an arc-shaped hole 200a, one end of the primary support arm 310 is positioned in the arc-shaped hole 200a, the other end of the primary support arm 310 is hinged with the sliding plate 330, the primary support arm 310 is provided with a limit groove 310a, one end of the secondary support arm 320 is positioned in the limit groove 310a and can move in the limit groove 310a, the other end of the secondary support arm 320 is hinged with the sliding plate 330, when the primary support arm 310 moves in the arc-shaped hole 200a, the primary support arm 310 can be positioned in the limit space to limit the inclined support arm assembly 300 and the locking support assembly 200, when the inclined support arm assembly 300 is limited with the locking support assembly 200 and the secondary support arm 320 moves to the limit position at which the limit groove 310a is close to one end of the primary support arm 310, the sliding plate 330 is in a horizontal state, and the height of the sliding plate 330 is higher than the height of the top surface of the handrail bar 500. The primary support arm 310, the secondary support arm 320 and the sliding plate 300 form a triangular support arm mechanism, and the secondary support arm 320 can move in the limit groove 310a, so that the triangular support arm mechanism can generate a certain angle change, the angle change range depends on the length of the limit groove 310a, so that by reasonably designing the length of the limit groove 310a, when the sliding plate 330 is in a horizontal state, the secondary support arm 320 abuts against the lowest point of the limit groove 310a, so that the sliding plate 300 can not continue to move downwards, when the sliding plate 330 is flush with the primary support arm 310, the secondary support arm 320 abuts against the highest point of the limit groove 310a, so that the sliding plate 330 can not continue to move upwards, so that the sliding plate can only move between two states, and the sliding plate 330 can be accommodated in the accommodating table support assembly when being flush, or can be used as a support component of the dining table component 400 in a horizontal state for a user to have a meal;

the table assembly 400 is slidably connected to the sliding plate 330 and can drive the tilt arm assembly 300 to move relative to the guide rail 130 under the action of an external force.

Specifically, referring to fig. 8 to 11, when the dining table is not in use, the locking support assembly 200, the reclining arm assembly 300 and the dining table assembly 400 are all located in the accommodating cavity; when the dining table needs to be used, the dining table assembly 400 is pulled by external force, the locking support assembly 200 slides on the guide rail 130 along with the pulling of the dining table assembly 400, after the locking support assembly 200 slides to the contact position of the locking hook 210 and the locking block 150, the primary arm 310 also moves relative to the limiting block 220 to generate angle change along with the sliding of the locking hook 210 on the locking block 150, when the locking hook 210 crosses the highest point of the locking block 150, the locking hook 210 hooks the locking block 150, so that the locking support assembly 200 and the locking block 150 are limited, self-locking is realized, at this time, the dining table assembly 400 is influenced by self gravity, the primary arm 310 moves in the arc-shaped hole 200a, and the primary arm 310 moves into the limiting space, so that the oblique arm assembly 300 is limited with the locking support assembly 200, the sliding plate 330 is self-locked, and the sliding plate 330 is moved downward by gravity, so that the secondary arm 320 abuts against the lowest point of the limiting groove 310a, the sliding plate 330 is horizontal and cannot move downward, and the dining table assembly 400 is horizontal for the user to eat. When the dining table needs to be stored, the inclined support arm assembly 300 rotates in the opposite direction, the first-level support arm 310 abuts against the limiting block 220, so that the locking hook 210 is driven to be separated from the locking block 150, after quick unlocking is realized, the first-level support arm 310 is made to come out of the limiting space, the inclined support arm assembly 300 and the locking support assembly 200 are unlocked, and then the dining table assembly 400 slides downwards, so that the dining table assembly 400 can be stored into the dining table storage support assembly.

The utility model discloses convenient to use, the pull is smooth and easy, and is laborsaving, possesses at the quick locking of highest position and unblock function, possesses at pull and reply process angle self-adaptation adjustment function. And the size of dining table panel does not receive the restriction in handrail inner chamber space, only need can realize and the dining table takes the operation of using out from the side direction through the height of adjustment handrail bar counter, accords with human operation custom more, and it is more convenient and comfortable to use.

Referring to fig. 3, in a preferred embodiment, the main body 110 includes a front support plate 111, a rear support plate 112, an upper support plate 113 and a lower support plate 114, the upper support plate 113 is fixed to the lower side of the handrail bar 500, the front support plate 111, the rear support plate 112, the upper support plate 113 and the lower support plate 114 enclose to form the accommodating cavity, an angle guide groove 111a (in this embodiment, an angle guide groove 111a is opened on the front support plate 111) is opened on the front support plate 111 or the rear support plate 112, and one end of the primary arm 310 is located in the angle guide groove 111a and can slide in the angle guide groove 111a, so that the primary arm 310 moves in the arc-shaped hole 200 a.

In other words, the main body 110 is a hollow cavity with two openings, the two openings are respectively used for drawing out the dining table assembly 400, the angle guide groove 111a plays a guiding role, so that when the primary support arm 310 is drawn out, the primary support arm 310 can move in the arc-shaped hole 200a through the guiding role in the angle guide groove 111a, and then move to a limiting space, so as to realize self-locking, and the angle of the primary support arm 310 can be adjusted, so that the primary support arm 310 moves to a proper angle position, and the sliding plate 330 can just be in a horizontal state. Preferably, the front support plate 111, the rear support plate 112, the upper support plate 113 and the lower support plate 114 are all of sheet metal structures. And more preferably, the number of the middle support plates 120 is 2, and the number of the locking support assemblies 200, the inclined support arm assemblies 300 and the dining table assemblies 400 is two, and the locking support assemblies, the inclined support arm assemblies 300 and the dining table assemblies 400 can be respectively pulled out from two openings of the hollow cavity, so that the floor area is reduced, and the locking support assemblies can be used by users at two sides of a bar counter handrail.

With reference to fig. 3, the dining table storage support assembly 100 further includes a wire box 160, a first fixed pulley 170 and a second fixed pulley 180, the wire box 160, the first fixed pulley 170 and the second fixed pulley 180 are all fixed in the accommodating cavity, and one end of a steel wire 190 in the wire box 160 sequentially passes around the first fixed pulley 170 and the second fixed pulley 180 and is fixedly connected with the locking support assembly 200 to realize reversing.

Specifically, the pull-line box 160 provides a stable 2kg pulling force through the steel wire 190, the steel wire 190 is looped through the two fixed pulleys, and then the steel wire is fixed on the locking support assembly 200, so that a continuous and stable pulling force is provided for the dining table assembly 400, and a labor-saving effect in the process of lifting the dining table during drawing is achieved; when the dining table is retrieved, the influence of dining table subassembly 400's self gravity can be offset to this pulling force, slows down the speed that dining table subassembly 400 falls, provides a damping effect, the abnormal sound of colliding with when can effectively reducing the dining table whereabouts.

Referring to fig. 5, the locking support assembly 200 further includes a supporting seat 230, a first bushing 240, a first torsion spring 250, a second torsion spring 260, and a pin 270, the supporting seat 230 is fixed on the slider 140, the locking hook 210 is rotatably connected to the supporting seat 230 through the first bushing 240, a surface of the locking block 150 for the movement of the locking hook 210 is an inclined surface, when the locking hook 210 moves on the inclined surface, the locking hook 210 rotates relative to the supporting seat 230, the limiting block 220 is rotatably connected to the locking hook 210 through the pin 270, the first torsion spring 250 is disposed on the first bushing 240, and the second torsion spring 260 is disposed on the pin 270.

Specifically, when the locking hook 210 moves relative to the locking block 150, the locking hook rotates relative to the support seat 230, so that the locking hook changes its angle, and the first torsion spring 250 provides a reverse restoring force to the locking hook 210, and when the locking hook 210 hooks the locking block 150, the first torsion spring 250 forces the locking hook 210 to return to an original position, so that the locking hook 210 hooks the locking block 150 tightly, thereby achieving self-locking; in addition, the stopper 220 can only rotate in one direction in the initial state, when the primary support arm 310 extrudes the stopper 220, the stopper 220 rotates relative to the locking hook 210, and when the primary support arm 310 passes through the highest point of the stopper 220, the stopper 220 is restored to the initial position under the action of the restoring force of the second torsion spring 260, so that one end of the primary support arm 310 falls into the limiting space, and the self-locking of the primary support arm 310 and the locking hook 210 is realized. When the dining table is retracted, the primary support arm 310 pushes the stopper 220 and drives the locking hook 210 to disengage from the locking block 150, so as to rapidly unlock the locking support assembly 200.

Referring to fig. 5, in a preferred embodiment, the locking support assembly 200 further includes a steel wire support arm 280 and a limit pin 290, wherein one end of the steel wire support arm 280 is fixed on the support base 230, the other end of the steel wire support arm 280 is fixedly connected with the steel wire 190, and the limit pin 290 is fixed on the support base 230 and is used for limiting the maximum rotation angle of the locking hook 210. The arrangement of the limit pin 290 can ensure that the locking hook 210 does not rotate any more when the locking hook 210 passes over the highest point of the locking block 150, so as to accelerate the recovery of the locking hook 210, and in addition, when the dining table is recovered, the limit pin 290 can also limit the locking hook 150 to rotate continuously after the locking hook 210 is separated from the locking block 150, so that the locking hook 210 is recovered to the initial state.

Referring to fig. 6, in order to facilitate the self-locking and adaptive angle variation of the oblique arm assembly, one end of the primary arm 310 has a rotating shaft 340 and a limiting shaft 350, one end of the limiting shaft 350 is located in the arc-shaped hole 200a, when the limiting shaft 350 moves in the arc-shaped hole 200a, the limiting shaft 350 may be located in the limiting space, the other end of the limiting shaft 350 is located in the angle guiding groove 111a, and the primary arm 310 is rotatably connected to the supporting seat 230 through the rotating shaft 340. Specifically, one end of the limiting shaft 350 is inserted into the angle guide groove 111a of the front support plate 111 in the dining table storage assembly, so that the angle of the first-stage support arm 310 is changed in the angle self-adaptive angle guide groove 111a in the drawing and returning process; in addition, the needle bearing 360 is integrated with the contact end of the limiting shaft 350 and the angle guide groove of the primary support arm 310, so that the smooth sliding of the limiting shaft 350 in the angle guide groove 111a is ensured.

In a preferred embodiment, with continued reference to fig. 6, an adjusting screw 370 is detachably connected to the primary support arm 310, the adjusting screw 370 is used to limit the limit rotation angle of the secondary support arm 320, and the angle of the secondary support arm 320 at the limit position can be finely adjusted by adjusting the adjusting screw 370.

Referring to fig. 6, the sliding plate 330 is provided with a plurality of sliding slots 330a, and the dining table assembly 400 is located in the sliding slots 330a and can slide in the sliding slots 330 a. The sliding plate 330 is further fixedly provided with a plurality of nylon cushion blocks 380 for realizing the flexible connection with the dining table assembly 400.

Referring to fig. 12 and 13, the dining table assembly 400 includes an upper dining table plate 410, a lower dining table plate 420, a connecting piece 430 and a plurality of fixing pins 440, the upper dining table plate 410 and the lower dining table plate 420 are respectively hinged to the connecting piece 430 through one or more fixing pins 440, the lower dining table plate 420 has a sliding rod 450, and the sliding rod 450 is located in the sliding slot 330 a. Through the setting of even piece, can overturn last dining table board 410 to down dining table board 420 on to convenient storage, slide bar 450's setting makes things convenient for the dining table subassembly to slide in the spout 330a, realize the position control of dining table subassembly, convenience of customers's use.

In a preferred embodiment, referring to fig. 13, the table assembly 400 further includes a handle PC board 460 and a supporting sheet 470, wherein the handle PC board 460 is fixed on the upper table board 410 through the supporting sheet 470 for the user to grasp when pulling the table assembly.

Referring to fig. 14, preferably, a magnetic element 115 is further fixedly disposed in the accommodating cavity, and the magnetic element 115 is used for absorbing the connecting piece 430, so as to ensure that the dining table assembly 400 is in a storage state and cannot be unfolded when being stored.

Preferably, the upper dining table board 410 is further fixedly provided with a positioning column 480, and the positioning column 480 is used for limiting the maximum sliding position of the dining table assembly 400.

Referring to fig. 15 to 17, the civil aviation dining table mechanism further includes a baffle assembly 600, the baffle assembly 600 includes a baffle plate 610, a baffle PC plate 620, a roller 630, a third torsion spring 640 and a second bushing 650, the baffle plate 610 is rotatably connected to the main body 110 through the second bushing 650, the baffle PC plate 620 is fixed to the baffle plate 610, the third torsion spring 640 is mounted to the second bushing 650, one end of the third torsion spring 640 is fixed to the baffle plate 610, the other end of the third torsion spring 640 is fixed to the main body 110, and the roller 630 is fixed to the inner side of the baffle PC plate 620. Specifically, when the angle of the baffle PC board 620 changes, the third torsion spring 640 is deformed, and the third torsion spring 640 provides a restoring force for the baffle PC board 620, so as to force the baffle PC board 620 to return to the original position. In addition, the inner side of the baffle PC board 620 is integrated with an ejecting roller mechanism, so that the baffle PC board 620 can be automatically opened and closed in a self-adaptive manner to the change of the drawing angle of the dining table component, and meanwhile, the ejecting roller collecting groove is formed in the handle PC board 460, so that when the dining table component 400 is collected in the dining table collecting and supporting component 100, the outer side surface of the baffle PC board 620 is flush with the outer side surface of the dining table handle PC board 460.

To sum up, the utility model provides a civil aviation dining table mechanism, convenient to use, the pull is smooth and easy, and is laborsaving, possesses at the quick locking of highest position and unblock function, possesses at pull and answer process angle self-adaptation regulatory function. And the size of dining table panel does not receive the restriction in handrail inner chamber space, only need can realize and the dining table takes the operation of using out from the side direction through the height of adjustment handrail bar counter, accords with human operation custom more, and it is more convenient and comfortable to use.

It should be understood that equivalent alterations and modifications can be made by those skilled in the art according to the technical solution of the present invention and the inventive concept thereof, and all such alterations and modifications should fall within the scope of the appended claims.

Claims

1. A civil aviation dining table mechanism is characterized by comprising a dining table accommodating support assembly, a locking support assembly, an inclined support arm assembly and a dining table assembly, wherein,

2. The civil aviation dining table mechanism of claim 1, wherein the main body comprises a front support plate, a rear support plate, an upper support plate and a lower support plate, the upper support plate is fixed on the lower side of the handrail bar, the front support plate, the rear support plate, the upper support plate and the lower support plate are enclosed to form the accommodating cavity, an angle guide groove is formed in the front support plate or the rear support plate, one end of the primary support arm is positioned in the angle guide groove and can slide in the angle guide groove, so that the primary support arm moves in the arc-shaped hole.

3. The civil aviation dining table mechanism of claim 2, wherein the dining table storage support assembly further comprises a pull box, a first fixed pulley and a second fixed pulley, the pull box, the first fixed pulley and the second fixed pulley are fixed in the accommodating cavity, one end of a steel wire in the pull box sequentially bypasses the first fixed pulley and the second fixed pulley and is fixedly connected with the locking support assembly to realize reversing.

4. The civil aviation dining table mechanism according to claim 3, wherein the locking support assembly further comprises a support seat, a first bushing, a first torsion spring, a second torsion spring and a pin, the support seat is fixed on the slider, the locking hook is rotatably connected with the support seat through the first bushing, the surface of the locking block for the movement of the locking hook is an inclined surface, the locking hook rotates relative to the support seat when moving on the inclined surface, the limiting block is rotatably connected with the locking hook through the pin, the first torsion spring is arranged on the first bushing, and the second torsion spring is arranged on the pin.

5. The civil aviation dining table mechanism according to claim 4, wherein the locking support assembly further comprises a steel wire support arm and a limit pin, one end of the steel wire support arm is fixed on the support base, the other end of the steel wire support arm is fixedly connected with the steel wire, and the limit pin is fixed on the support base and used for limiting the maximum rotation angle of the locking hook.

6. The civil aviation dining table mechanism according to claim 4, wherein one end of the primary support arm is provided with a rotating shaft and a limiting shaft, one end of the limiting shaft is positioned in the arc-shaped hole, when the limiting shaft moves in the arc-shaped hole, the limiting shaft can be positioned in the limiting space, the other end of the limiting shaft is positioned in the angle guide groove, and the primary support arm is rotatably connected with the supporting seat through the rotating shaft.

7. The civil aviation dining table mechanism of claim 1, wherein the sliding plate is provided with a plurality of sliding grooves, and the dining table assembly is positioned in the sliding grooves and can slide in the sliding grooves.

8. The civil aviation dining table mechanism of claim 7, wherein the dining table assembly comprises an upper dining table plate, a lower dining table plate, a connecting piece and a plurality of fixed pins, the upper dining table plate and the lower dining table plate are respectively hinged with the connecting piece through one or more fixed pins, the lower dining table plate is provided with a sliding rod, and the sliding rod is positioned in the sliding groove.

9. The civil aviation dining table mechanism of claim 8, wherein the dining table assembly further comprises a handle PC board and a support sheet metal, and the handle PC board is fixed on the upper dining table board through the support sheet metal.

10. The civil aviation dining table mechanism of claim 1, wherein the civil aviation dining table mechanism further comprises a baffle assembly, the baffle assembly comprises a baffle metal plate, a baffle PC plate, a roller, a third torsion spring and a second bushing, the baffle metal plate is rotatably connected with the main body through the second bushing, the baffle PC plate is fixed on the baffle metal plate, the third torsion spring is installed on the second bushing, one end of the third torsion spring is fixed on the baffle metal plate, the other end of the third torsion spring is fixed on the main body, and the roller is fixed on the inner side of the baffle PC plate.