CN110466777B

CN110466777B - High-stability bottom connecting device of aviation dining car

Info

Publication number: CN110466777B
Application number: CN201910829475.4A
Authority: CN
Inventors: 王遇明
Original assignee: Nantong Beisi Catering Management Co ltd
Current assignee: Nantong Beisi Catering Management Co ltd
Priority date: 2019-09-03
Filing date: 2019-09-03
Publication date: 2021-01-15
Anticipated expiration: 2039-09-03
Also published as: CN110466777A

Abstract

The invention discloses a high-stability bottom connecting device of an aviation dining car, which comprises a box body, wherein a first storage box is arranged on one side of the inner center of the box body, a second storage box is arranged on one side, away from the outer wall of the box body, of the first storage box, two side walls of the first storage box are inwards sunken to form cylindrical grooves, the grooves incline towards the bottom, a supporting plate is arranged at the top of the first storage box, the supporting plate is of a multilayer structure, and self-locking universal rotating wheels are arranged at the corners of the bottom of the box body. According to the invention, the horizontal rod moves around the rotating ring, the connecting rod drives the ejector rod to ascend, the ejector rod drives the supporting rod to ascend, the supporting rod ascends to fix the fixing rod, so that the compartment body is fixed, and the top of the limit track is provided with the shielding piece to prevent dust, so that the device has the advantages of high stability and capability of hiding the track, and the problems of poor stability and difficulty in cleaning the track of the traditional aviation dining car are solved.

Description

High-stability bottom connecting device of aviation dining car

Technical Field

The invention relates to the technical field of aviation, in particular to a high-stability bottom connecting device of an aviation dining car.

Background

When people take the airplane, the matched food is distributed to the seats of passengers by using the cart through miss, namely, the airplane flies at high altitude, and the passengers sitting the airplane for the first time are inevitably frightened in the heart, and the free food provided on the airplane can transfer the attention of the passengers while eating the food, relieve the frightening feeling of the passengers, and when the passengers eat the food, the mood can be relaxed, so that the comfort of taking the airplane can be increased.

However, the conventional trolley used by the empty sister is not different from the ordinary trolley, the conventional trolley is used in a relatively stable area when being used on an airplane, the airplane often jolts due to changes of air flow, so that the dining trolley shakes, food falls easily, the dining trolley falls seriously, the personal safety of passengers is affected, the conventional dining trolley only can be used for placing some food due to single function, the food cannot be handled due to emergency, and a small amount of dining trolleys with a track fixing function are difficult to clean and are easy to trip the passengers due to exposed tracks in the practical use process.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the high-stability bottom connecting device of the aviation dining car, which has the advantages of high stability and capability of hiding the track, and solves the problems of poor stability, easiness in dumping and difficulty in cleaning the track of the traditional aviation dining car.

(II) technical scheme

In order to realize the purposes of high stability and capability of hiding the track, the invention provides the following technical scheme: a high-stability bottom connecting device of an aviation dining car comprises a box body, wherein a first storage box is arranged on one side of the inner center of the box body, a second storage box is arranged on one side, away from the outer wall of the box body, of the first storage box, two side walls of the first storage box are inwards recessed to be provided with cylindrical grooves, the grooves incline towards the bottom, a supporting plate is arranged at the top of the first storage box and is of a multilayer structure, one side wall, away from the first storage box, of the supporting plate is horizontally and fixedly connected with a handle, self-locking universal rotating wheels are arranged at the corners of the bottom of the box body and are rotatably connected with the bottom of the box body, a sleeve is vertically connected with the center of the bottom of the box body, a limiting track is horizontally arranged at the bottom of each universal rotating wheel, a groove is arranged at the center of the limiting track, and is in a bottle mouth shape, the center of the side wall of the groove inclines towards two sides, and the center of the side wall is provided with an inclined convex block.

Preferably, the top of the sleeve pipe is rotatably connected with the bottom of the compartment body, a top rod penetrates through the inside of the sleeve pipe, a horizontal rod is horizontally arranged inside the bottom end of the compartment body, one end of the horizontal rod penetrates through the side wall of the compartment body and is communicated with the outside, a connecting rod is rotatably connected to the top of the top rod, the top of the connecting rod is rotatably connected with the horizontal rod, a rotating ring is rotatably connected to the center of the horizontal rod, the two ends of the rotating ring are fixedly connected with the side wall of the compartment body, and a rubber pad is arranged at one end, away from the connecting rod, of the horizontal rod.

Preferably, the bottom of the side wall of the sleeve is symmetrically provided with two fixing rods, the bottoms of the fixing rods are rotatably connected with one sides, close to the ejector rod, of the fixing rods, supporting rods are arranged, one ends of the supporting rods are rotatably connected with the bottom of the ejector rod, and the supporting rods are made of metal.

Preferably, the position that the outer wall of horizon bar is close to the lateral wall of the railway carriage or compartment body is to encircle and is provided with the latch, the both sides of latch all are provided with the slope tooth, slope tooth and latch intermeshing, one side that the latch was kept away from to the slope tooth all is the vertical bow leaf spring that is provided with, one side that the slope tooth is close to the railway carriage or compartment body outer wall is provided with the poker rod, the one end and the railway carriage or compartment body reciprocal anchorage that the slope tooth was kept away from to the bow leaf spring, bow leaf spring and slope tooth sliding connection, the latch was kept away from to the slope tooth is provided with the plastic slab, the one end that the bow leaf spring is close to the slope tooth is provided with the rotation wheel.

Preferably, it all is the symmetry and is provided with the draw-in groove to inject orbital recess inner wall both sides, the inside of draw-in groove is the level and is provided with a plurality of shielding pieces, and a plurality of edges that shelter from the piece all are the slope setting, a plurality of lateral wall edges that shelter from the piece superpose each other, the one end center that shelters from the piece and be close to the draw-in groove all is vertical rotation and is connected with the axis of rotation, the top and the bottom of axis of rotation lateral wall all are to encircle and are provided with torsion spring, torsion spring and shelter from piece reciprocal anchorage, shelter from the piece and make for the high.

Both sides of injecing the track top and being close to the recess all are provided with rubber protection strip, one side that two rubber protection strips are close to each other all is provided with a plurality of magnet pieces, and two magnet pieces inter attraction, the magnet piece is located the inside of rubber protection strip.

Advantageous effects

Compared with the prior art, the invention provides a high-stability bottom connecting device of an aviation dining car, which has the following beneficial effects:

1. place the sleeve pipe in orbital inside, press down the one end that the horizon bar is close to the outside again, make the horizon bar round the swivel becket motion, it rises to drive the connecting rod, the rise of driving the ejector pin through the connecting rod, because the bottom of ejector pin is connected with the bracing piece, consequently, the rise of ejector pin can drive the rise of bracing piece, through the rise of bracing piece, jack-up the dead lever of sleeve pipe lateral wall bottom again, make dead lever and the mutual joint of slope lug, and the separation blade laminates with the orbital inner wall of injecing each other, make the dead lever fixed, and then make the sleeve pipe fixed, lead to the railway carriage or compartment body to be fixed, can be under the emergence emergency, prevent that the dining car from aske.

2. When the device is not placed in the limited track, the shielding piece is kept at the position of the center under the action of the torsion spring, the groove at the bottom of the limited track is sealed, the rubber protective strip and the magnet block are arranged at the top of the limited track, the magnet block can attract the rubber protective strips at two sides to the center, so that sealing is ensured, and dust or sundries are prevented from entering, when the sleeve moves into the limited track, the shielding piece is extruded towards two sides through the sleeve, so that the shielding piece is rotated and opened, because the shielding piece is mutually connected with the torsion spring, pressure is applied to the torsion spring when the shielding piece rotates, after the sleeve passes through, the shielding piece is restored to the original position again under the action of the torsion spring, so that the groove is kept sealed, and the magnet block at the top can absorb the two rubber protective strips, to achieve hiding of the defined track.

Drawings

FIG. 1 is a front view of the structure of the present invention;

FIG. 2 is a top view of a structural sleeve of the present invention;

FIG. 3 is an internal cross-sectional view of the connection of the structural car body and the track of the present invention;

FIG. 4 is a schematic diagram of the track structure of the present invention;

FIG. 5 is a schematic view of the structure of the inclined teeth of the present invention;

fig. 6 is a top view of the internal structure of the slot of the present invention.

In the figure: 1. a compartment body; 2. a first storage box; 3. a second storage box; 4. a support plate; 5. a handle; 6. self-locking universal rotating wheels; 7. a sleeve; 8. defining a track; 801. a tilt projection; 9. a top rod; 10. a horizontal bar; 11. a connecting rod; 12. a rotating ring; 13. fixing the rod; 14. a baffle plate; 15. a support bar; 16. clamping teeth; 17. a slanting tooth; 18. a bow spring; 19. a poke rod; 20. a card slot; 21. a shielding sheet; 22. a rotating shaft; 23. a torsion spring; 24. a rubber guard bar; 25. and a magnet block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. Based on the embodiments of the present invention, other embodiments obtained by persons of ordinary skill in the art without any creative effort are within the protection scope of the present invention.

Referring to fig. 1-6, a high-stability bottom connection device for an aviation dining car comprises a car body 1, a first storage box 2 is arranged at one side of the inner center of the car body 1, a second storage box 3 is arranged at one side of the first storage box 2 away from the outer wall of the car body 1, two side walls of the first storage box 2 are recessed inwards to form cylindrical grooves, the grooves incline towards the bottom, a supporting plate 4 is arranged at the top of the first storage box 2, the supporting plate 4 is of a multilayer structure, a handle 5 is fixedly connected with the side wall of the supporting plate 4 away from the first storage box 2 in a horizontal manner, a self-locking universal rotating wheel 6 is arranged at each corner of the bottom of the car body 1, the self-locking universal rotating wheel 6 is rotatably connected with the bottom of the car body 1, a sleeve 7 is vertically connected with the center of the bottom of the car body 1, a limiting track 8 is horizontally arranged at the bottom of the self-locking universal, the groove is arranged in a bottle mouth shape, the center of the side wall of the groove inclines towards two sides, and the center of the side wall is provided with an inclined convex block 801.

The top of the sleeve 7 is rotatably connected with the bottom of the carriage body 1, a top rod 9 is arranged inside the sleeve 7 in a penetrating manner, a horizontal rod 10 is horizontally arranged inside the bottom end of the carriage body 1, one end of the horizontal rod 10 penetrates through the side wall of the carriage body 1 and is communicated with the outside, the top of the top rod 9 is rotatably connected with a connecting rod 11, the top of the connecting rod 11 is rotatably connected with the horizontal rod 10, the center of the horizontal rod 10 is rotatably connected with a rotating ring 12, the two ends of the rotating ring 12 are fixedly connected with the side wall of the carriage body 1, one end of the horizontal rod 10 close to the outside is pressed downwards, so that the horizontal rod 10 moves around the rotating ring 12 to drive the connecting rod 11, the connecting rod 11 drives the top rod 9 to ascend, and because the bottom of the top rod 9 is connected with the supporting rod 15, therefore, the lifting of the mandril 9 drives the supporting rod 15 to lift, and the fixed rod 13 at the bottom end of the side wall of the sleeve 7 is jacked up through the lifting of the supporting rod 15.

The lateral wall bottom of sleeve pipe 7 is the symmetry and is provided with two dead levers 13, the bottom of dead lever 13 is rotated and is connected with separation blade 14, one side that dead lever 13 is close to ejector pin 9 is provided with bracing piece 15, the one end of bracing piece 15 is rotated with the bottom of ejector pin 9 and is connected, dead lever 13 jack-up, make dead lever 13 and slope lug 801 joint each other, and separation blade 14 laminates each other with the inner wall of injecing track 8, make dead lever 13 fixed, and then make sleeve pipe 7 fixed, lead to the railway carriage or compartment body 1 to be fixed, can be under the emergence emergency, prevent that the dining car from askewly falling.

The position that the outer wall of horizon bar 10 is close to the lateral wall of railway carriage or compartment body 1 is to encircleing and is provided with latch 16, latch 16's both sides all are provided with slope tooth 17, slope tooth 17 and latch 16 intermeshing, one side that slope tooth 17 kept away from latch 16 all is vertical bow spring 18 that is provided with, one side that slope tooth 17 is close to railway carriage or compartment body 1 outer wall is provided with poker rod 19, the one end and the railway carriage or compartment body 1 reciprocal anchorage that slope tooth 17 was kept away from to bow spring 18, bow spring 18 and slope tooth 17 sliding connection, latch 16 and slope tooth 17 intermeshing, and the tooth slope of slope tooth 17 is downward, can prevent that the horizon bar 10 atress from rising, play fixed effect to horizon bar 10.

The recess inner wall both sides of injecing track 8 all are the symmetry and are provided with draw-in groove 20, and the inside of draw-in groove 20 is the level and is provided with a plurality of shielding pieces 21, and a plurality of edges that shelter from pieces 21 all are the slope setting, and a plurality of lateral wall edges that shelter from pieces 21 stack each other, and the one end center that shelters from pieces 21 and be close to draw-in groove 20 all is vertical rotation and is connected with axis of rotation 22, and the top and the bottom of axis of rotation 22 lateral wall all are to encircle and are provided with torsion spring 23, torsion spring 23 and shielding.

Both sides of injecing 8 tops of track and being close to the recess all are provided with rubber protection strip 24, and one side that two rubber protection strips 24 are close to each other all is provided with a plurality of magnet pieces 25, and two magnet pieces 25 inter attraction.

The working principle is as follows: when the food distribution box is used, food to be distributed is placed on the supporting plate 4, the box body 1 is pushed to reach the position of the limiting track 8 through the handle 5, the bent sleeve 7 is rotatably placed inside the limiting track 8, at this time, a dining car can be pushed to a passenger area to distribute the food, when bumping air flow is met, one end, close to the outside, of the horizontal rod 10 is quickly pressed downwards through feet, the horizontal rod 10 moves around the rotating ring 12, the connecting rod 11 is driven to ascend, the ejector rod 9 is driven to ascend through the connecting rod 11, the supporting rod 15 is connected to the bottom of the ejector rod 9, the supporting rod 15 is driven to ascend through the ascending of the supporting rod 15, the fixing rod 13 at the bottom end of the side wall of the sleeve 7 is jacked up, the fixing rod 13 is clamped with the inclined lug 801, the baffle 14 is mutually attached to the inner wall of the limiting track 8, and the fixing rod 13 is fixed, and then the sleeve 7 is fixed, resulting in the carriage 1 being fixed, the dining car can be prevented from falling down and keeping stable in emergency, and because the outer wall of the horizontal rod 10 is provided with the latch 16 around, and the latch 16 is engaged with the inclined tooth 17, and the tooth of the inclined tooth 17 inclines downwards, the horizontal rod 10 can be prevented from being forced to rise, the fixing function is performed to the horizontal rod 10, when the fixing needs to be released, the inclined tooth 17 is pulled to both sides by the poke rod 19, so that the inclined tooth 17 is separated from the latch 16, this can move the horizontal rod 10 to withdraw the fixing rod 13, the fixing with the inclined lug 801 is released, the sleeve 7 can be removed from the limiting track 8, when the sleeve 7 is not placed in the limiting track 8, the shielding sheet 21 is kept at the central position under the action of the torsion spring 23, so that the groove at the bottom of the limiting track 8 is closed, when the sleeve 7 moves to the inside of the limiting track 8 by the pushing device, the shielding piece 21 is pressed towards two sides by the sleeve 7, so that the shielding piece 21 is opened by rotating, the shielding piece 21 is connected with the torsion spring 23, and when the shielding piece 21 rotates, pressure is applied to the torsion spring 23, so that after the sleeve 7 passes through, the shielding piece 21 returns to the original position again under the action of the torsion spring 23, so that the groove is kept closed, and after the sleeve 7 passes through, the magnet block 25 at the top can enable the two rubber protective strips 24 to adsorb again, so that the limiting track 8 is hidden, and dust or sundries are prevented from entering.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high stability bottom connecting device of aviation dining car, includes the railway carriage or compartment body (1), its characterized in that: a first storage box (2) is arranged on one side of the inner center of the compartment body (1), a second storage box (3) is arranged on one side, away from the outer wall of the compartment body (1), of the first storage box (2), two side walls of the first storage box (2) are inwards sunken to be provided with cylindrical grooves, the grooves incline towards the bottom, a supporting plate (4) is arranged at the top of the first storage box (2), the supporting plate (4) is of a multilayer structure, one side wall, away from the first storage box (2), of the supporting plate (4) is horizontally and fixedly connected with a handle (5), self-locking universal rotating wheels (6) are arranged at corners of the bottom of the compartment body (1), the self-locking universal rotating wheels (6) are rotatably connected with the bottom of the compartment body (1), a sleeve (7) is vertically connected with the center of the bottom of the compartment body (1), and a limiting track (8) is horizontally arranged at the bottom of the self-locking universal rotating wheels (6), a groove is formed in the center of the limiting track (8), the groove is arranged in a bottle mouth shape, the center of the side wall of the groove inclines towards two sides, and an inclined convex block (801) is arranged in the center of the side wall; the lateral wall bottom of sleeve pipe (7) is the symmetry and is provided with two dead levers (13), the bottom of dead lever (13) is rotated and is connected with separation blade (14) one side that dead lever (13) are close to ejector pin (9) is provided with bracing piece (15), the one end of bracing piece (15) is rotated with the bottom of ejector pin (9) and is connected.

2. A high stability bottom attachment arrangement for an airline trolley as claimed in claim 1, wherein: the top of sleeve pipe (7) is rotated with the bottom of the railway carriage or compartment body (1) and is connected, the inside of sleeve pipe (7) is to run through and is provided with ejector pin (9), the bottom inside of the railway carriage or compartment body (1) is the level and is provided with horizon bar (10), the lateral wall and the outside intercommunication of the railway carriage or compartment body (1) are run through to the one end of horizon bar (10), the top of ejector pin (9) is rotated and is connected with connecting rod (11), the top and horizon bar (10) of connecting rod (11) are rotated and are connected, the center department of horizon bar (10) is rotated and is connected with swivel becket (12), the both ends of swivel becket (12) and the lateral wall fixed connection of the railway carriage or compartment.

3. A high stability bottom attachment arrangement for an airline trolley as claimed in claim 1, wherein: the position that the outer wall of horizon bar (10) is close to the lateral wall of the railway carriage or compartment body (1) is to encircle and is provided with latch (16), the both sides of latch (16) all are provided with slope tooth (17), slope tooth (17) and latch (16) intermeshing, one side that latch (16) were kept away from in slope tooth (17) all is vertical and is provided with bow piece spring (18), one side that slope tooth (17) are close to the railway carriage or compartment body (1) outer wall is provided with poker rod (19), the one end and the railway carriage or compartment body (1) reciprocal anchorage of slope tooth (17) are kept away from in bow piece spring (18), bow piece spring (18) and slope tooth (17) sliding connection.

4. A high stability bottom attachment arrangement for an airline trolley as claimed in claim 1, wherein: the recess inner wall both sides of injecing track (8) all are the symmetry and are provided with draw-in groove (20), the inside of draw-in groove (20) is the level and is provided with a plurality of shielding piece (21), and the edge of a plurality of shielding piece (21) all is the slope setting, the lateral wall edge of a plurality of shielding piece (21) superposes each other, the one end center that shielding piece (21) is close to draw-in groove (20) all is vertical rotation and is connected with axis of rotation (22), the top and the bottom of axis of rotation (22) lateral wall all are to encircle and are provided with torsion spring (23), torsion spring (23) and shielding piece (21) reciprocal anchorage.

5. A high stability bottom attachment arrangement for an airline trolley as claimed in claim 1, wherein: both sides that inject track (8) top and be close to the recess all are provided with rubber protection strip (24), one side that two rubber protection strips (24) are close to each other all is provided with a plurality of magnet pieces (25), and two magnet pieces (25) inter attraction.