CN113602333B - General aviation folding vehicle - Google Patents
General aviation folding vehicle Download PDFInfo
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- CN113602333B CN113602333B CN202110989814.2A CN202110989814A CN113602333B CN 113602333 B CN113602333 B CN 113602333B CN 202110989814 A CN202110989814 A CN 202110989814A CN 113602333 B CN113602333 B CN 113602333B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B3/00—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor
- B62B3/02—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor involving parts being adjustable, collapsible, attachable, detachable or convertible
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B2202/00—Indexing codes relating to type or characteristics of transported articles
- B62B2202/67—Service trolleys, e.g. in aircraft
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Abstract
The invention relates to a general aviation folding vehicle, which comprises a main support, wherein the main support comprises two main stand columns, a plurality of middle turning plates and two side supports, wherein the middle turning plates are erected between the two main stand columns and can be folded into a main folding area on a plane between the two main stand columns; the invention provides a universal aviation folding vehicle, which ensures the folding reliability and the compactness of a vehicle body structure.
Description
Technical Field
The invention relates to the technical field of aerospace equipment, in particular to a universal aviation folding vehicle.
Background
The folding carts used by various airlines at present are mainly divided into the following parts according to the structure:
1. without turning plate and without wine rack;
2. with a turning plate and without a wine rack;
3. without turning plate, with wine rack;
4. with a turning plate and a wine rack.
The invention relates to an application scene of management and upgrade of airplane galleys, passenger cabin services and product models by manufacturers. In flight, the folding car owner is used for providing the food delivery service for the commercial cabin, the folding car compares in the closed box structure of dining car, the parallel shelf that its possessed can let the more direct food of selection needs of passenger, the food service of specially adapted commercial cabin, general folding car has three-layer shelf to be used for putting food, can add the board of turning over in both sides according to airline demand part folding car and come extension top layer to put the space to turn over the board below and can install the wine frame that is used for placing bottled matters such as champagne additional. The folding trolley needs to be folded and stored in a special storage space when not in use, so that the space on an airplane is saved, and the folding trolley is taken out and unfolded by a crew member when in use and is used for providing meal delivery service. As the requirements of the civil aviation passenger plane on airborne equipment are very high, the weight of the equipment is required to be light and the structure is compact while the structural strength of the equipment is ensured. And different customers have various requirements on the size and accessories of the folding vehicle according to different types of the folding vehicle, so that the folding vehicle with larger transformation and upgrading space is required to meet different requirements of the customers.
The folding bicycle in the current market has approximately the same structure under the condition that accessories such as a turning plate, a wine rack and the like are not added. When board and wine frame are turned over in needs interpolation, need the left and right sides support to add a vertical stand and be used for the installation to turn over board and wine frame fixedly, so just make original structure become complicated and also make folding car turn over the board and wine frame relevant annex has increased two vertical stands outward in the increase, then need redesign new model when turning over board and wine frame is established to the requirement increase and decrease on the original folding car basis of customer, the folding size change that from this brings can lead to new folding car to put into former position in storehouse smoothly.
After the shelf is assembled, holes need to be punched for multiple times, the holes penetrate through the section bar clamping grooves and the aluminum plate, then the spring pins are knocked in to fasten the section bar clamping grooves and the aluminum plate, the punching and the installation of the spring pins are very energy-consuming, and the integral attractiveness is influenced.
Common board structure turns over, rely on turning over board support to slide the restriction in the track and turn over the angle of turning over the board, and rely on spring torsion to push down the restriction with the support at the hasp position when turning over the board and turning over when turning over to parallel position, it also relies on spring torsion to make to turn over board support and get back to and slide in the spout and pack up and turn over the board to pack up when turning over the board to pack up, this kind of structure often requires to turn over board support's size precision higher, and wear and spring that long-time use caused can lead to turning over the board and open folding unsmooth or unable smooth hasp and pack up, lead to the unable normal use of product.
In order to provide a better aviation folding vehicle, the universal aviation folding vehicle which has the advantages of being complete in function, compact in structure, light in weight and large in transformation and upgrading space is designed and invented while the strength is guaranteed.
Disclosure of Invention
In order to solve the technical problems, the invention aims to provide a universal aviation folding vehicle which has complete functions, compact structure, light weight and larger transformation and upgrading space.
The invention discloses a general aviation folding vehicle, which comprises a main support, wherein the main support comprises two main stand columns, a plurality of middle turning plates and two side supports, the middle turning plates are erected between the two main stand columns and can be folded into a main folding area on a plane between the two main stand columns, the two side supports are positioned on two sides of the main support, the tops of the side supports are connected with foldable side turning plates, each side support comprises a side stand column and a plurality of cross beams, the cross beams are erected between the side stand columns and the main stand columns, one end of each cross beam is fixed on the corresponding side stand column, the other end of each cross beam is hinged to the corresponding main stand column, and the cross beams have the freedom degree of folding the side supports around the main stand columns.
The universal aviation folding vehicle provided by the invention is further improved, two ends of one side edge of the plurality of middle turning plates are respectively hinged on the two main upright columns, and two ends of the other side edge of the plurality of middle turning plates are respectively lapped on the two side brackets in the extending state of the side brackets on two sides.
The universal aviation folding vehicle provided by the invention is further improved, and a cross beam which is positioned at the top of the side bracket and is used for hinging the side turnover plate is arranged as an upper support rod.
The universal aviation folding vehicle is further improved, a supporting assembly used for supporting the side turning plate in a stretching state to keep horizontal is fixed at the bottom of the side turning plate and comprises a supporting seat, a pressing plate, a torsion spring and a pair of connecting rods, sliding grooves are formed in two sides of the supporting seat, one ends of the pair of connecting rods are respectively connected to two ends of a round bar capable of sliding back and forth along the sliding grooves, the other ends of the pair of connecting rods are hinged to a cross beam, and the pressing plate is in abutting joint with the inner top surface of the side turning plate through the torsion spring.
The universal aviation folding vehicle provided by the invention is further improved, a support component for supporting the side turning plate in an extending state to keep horizontal is fixed at the bottom of the side turning plate, the supporting component comprises a spring clamp and a pair of connecting rods, the spring clamp comprises a supporting seat, a pressing plate, a torsion spring and a clamping rod, the top of the supporting seat is fixed on the inner bottom surface of the side-turning plate, the clamping rod is erected in the pressing plate, the two side surfaces of the supporting seat are respectively provided with a sliding chute, one end of each connecting rod is respectively connected with the two ends of a round bar, the two ends of the round bar can respectively slide back and forth along the two sliding chutes, the other end of each connecting rod is hinged on the cross beam, the pressing plate is connected on the clamping rod and forms a lower clamping piece and an upper clamping piece in the spring clamp together with the supporting seat respectively, the pressing plate forms a clamping state which is abutted against the supporting seat or the side turning plate through the torsion spring penetrating through the clamping rod.
The universal aviation folding vehicle provided by the invention is further improved, a fixing hole for fixing the upper extension torsion arm of the torsion spring is formed in the side edge of the supporting seat, and the lower extension torsion arm of the torsion spring is in abutting joint with the pressing plate.
The general aviation folding vehicle provided by the invention is further improved, one end of the upper supporting rod is fixed on the side stand column, the other end of the upper supporting rod is hinged on the main stand column through a T-shaped hinge, and the side turning plate is hinged with the side support through two hinge seats hinged on the upper supporting rod.
The universal aviation folding vehicle provided by the invention is further improved, a frame body which can be folded into a side folding area in the plane of the side support is erected on the side support, two cross beams erected on the side support and used for hinging the frame body are arranged as lower support rods, and the other ends of the lower support rods are hinged to the main upright posts through T-shaped hinges.
The universal aviation folding vehicle provided by the invention is further improved, the frame body comprises an upper plate and a lower plate which are parallel, one side edge of the upper plate and one side edge of the lower plate are respectively hinged on the two lower supporting rods, and two ends of the other side edge of the upper plate and the other side edge of the lower plate are respectively hinged through two parallel connecting rods.
The universal aviation folding vehicle provided by the invention is further improved, a first hinge pin or a second hinge pin is arranged at the hinge point of the connecting rod and the upper plate or the lower plate, a third hinge pin or a fourth hinge pin is arranged at the hinge point of the lower plate or the upper plate and the lower support rod, the first hinge pin and the third hinge pin or the second hinge pin and the fourth hinge pin are connected through a limiting rod, and two sliding grooves for the first hinge pin and the third hinge pin or the second hinge pin and the fourth hinge pin to slide are formed in the limiting rod.
The universal aviation folding vehicle provided by the invention is further improved, the upper plate and the lower plate are both provided with a plurality of liquid leakage holes with the same size, and the upper plate is also provided with a plurality of placing holes.
By the scheme, the invention at least has the following advantages:
1. universality: the turning plate and the wine rack body can be increased or decreased without affecting other structures, and the model is simple and convenient to manage;
2. number of shelves: flexibly increasing and decreasing shelves serving as middle turning plates in the main bracket;
3. the reliability is high: the mechanism for locking the side turning plate is mechanically connected, so that the deformation caused by welding is avoided, meanwhile, the pressing plate is higher in reliability through manual operation, even if the torsion spring fails, the side turning plate can be locked by means of self gravity due to the fact that the gravity center of the pressing plate is arranged on the outer side, and the side turning plate can be still retracted after being pressed;
4. The folding trolley has compact structure: the T-shaped hinge is adopted, so that the number of parts is reduced, the folding size of the folding trolley is smaller, the assembly procedures are correspondingly reduced, and the maintenance is relatively simple.
The invention aims to provide a folding vehicle which is lighter, more reliable and more space-upgrading for an airline company, and the turnover plates and the wine rack can be freely increased or decreased according to the requirements of customers.
Different customers or different model all will lead to folding car size variation in daily sales process, consequently need a general type folding car to satisfy different customers' different demands, because the same vast majority of spare parts of structure can exchange generally, so saved production and maintenance cost greatly, single model also makes the producer more convenient to model management simultaneously.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to make the technical solutions of the present invention practical in accordance with the contents of the specification, the following detailed description is given of preferred embodiments of the present invention with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic view of a general type folding aviation vehicle according to the present invention in an extended state;
FIG. 2 is a schematic structural view of the general aviation folding vehicle in an extended state;
FIG. 3 is a schematic view of the folding state of the folding general aviation vehicle according to the present invention;
FIG. 4 is a schematic view of the side bracket of FIG. 1;
FIG. 5 is a schematic structural view of the side turning plate in FIG. 1;
FIG. 6 is a schematic view of the spring clip of FIG. 5;
fig. 7 is a schematic structural view of the shelf body of fig. 1.
1 main upright post 2 main folding area
3 middle turning plate and 4 side turning plates
5 side upright post 6 upper supporting rod
7 support seat and 8 pressing plate
9 torsion spring 10 connecting rod
11 round bar 12 hinge seat
13 folding zone on the side of the upper flap 14
15 lower support rod of frame body 16
17 upper plate 18 lower plate
19 link 20 first hinge pin
21 second hinge pin 22 third hinge pin
23 fourth hinge pin 24 weep hole
25 placing hole 26 clamping rod
27 limiting rod 28 universal wheel
29 extending torque arm under fixing hole 30
31 upper extending torque arm
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
Fig. 1 to 7 show a general type aviation folding car, including the main support, the main support includes two head posts 1 and erects two a plurality of folding well turning plate 3 that get into in the main folding region 2 between the head post 1 between two, still include two collateral branch framves that are located the main support both sides, the top of collateral branch frame is connected with folding side panel 4, the collateral branch frame includes a side stand 5 and a plurality of crossbeams of erectting between side stand 5 and the head post 1, the one end of crossbeam is fixed on the side stand 5, the other end of crossbeam articulates on the head post 1, has around head post 1 folds the degree of freedom of collateral branch frame.
In this embodiment, the general aviation folding cart provided by the present invention is further improved, two ends of one side edge of the plurality of middle turning plates 3 are respectively hinged to the two main columns 1, and two ends of the other side edge of the plurality of middle turning plates 3 are respectively lapped on the two side brackets in the extended state of the side brackets on the two sides.
In this embodiment, the present invention provides a further improvement to the general aviation folding cart, and a cross beam at the top of the side bracket for hinging the side turning plate 4 is provided as an upper support rod 6.
In the embodiment, the general aviation folding vehicle provided by the invention is further improved, a support component for supporting the side turning plate 4 in the extending state to keep horizontal is fixed at the bottom of the side turning plate 4, the support component comprises a spring clamp and a pair of connecting rods 10, the spring clamp comprises a support seat 7 and a pressure plate 8, the top of the support seat is fixed on the inner bottom surface of the side turning plate 4, torsion spring 9 and erect supporting rod 26 in clamp plate 8, the spout has been seted up respectively on the supporting seat 7 both sides face, the both ends head that gliding pole 11 made a round trip along the twice spout in both ends can be connected respectively to the one end of a pair of connecting rod 10, the other end of a pair of connecting rod 10 all articulates on the crossbeam, clamp plate 8 is connected on supporting rod 26 and constitutes lower clamping piece and the last clamping piece in the spring clamp respectively with supporting seat 7, clamp plate 8 forms the clamping state of contradicting and meeting with supporting seat 7 or side turning plate 4 through torsion spring 9 of wearing on supporting rod 26.
In this embodiment, a further improvement is made to the folding cart for aviation in general type provided by the present invention, a fixing hole 29 for fixing an extending torsion arm on the torsion spring 9 is formed on a side edge of the supporting base 7, and a lower extending torsion arm 30 of the torsion spring 9 is disposed in an abutting contact with the pressing plate 8.
In this embodiment, a further improvement is made to the folding cart for aviation in general provided by the present invention, one end of the upper supporting rod 6 is fixed on the side pillar 5, the other end of the upper supporting rod 6 is hinged to the main pillar 1 through a T-shaped hinge, and the side turning plate 4 is hinged to the side bracket through two hinge seats 12 hinged to the upper supporting rod 6.
In this embodiment, a further improvement is made to the general aviation folding vehicle provided by the present invention, a frame body 15 that can be folded into a side folding area 14 in a plane where the side frame is located is erected on the side frame, two cross beams erected on the side frame and used for hinging the frame body 15 are set as a lower support bar 16, and the other end of the lower support bar 16 is hinged to the main upright 1 through a T-shaped hinge.
In this embodiment, a further improvement is made to the general aviation folding cart provided by the present invention, the frame body 15 includes an upper plate 17 and a lower plate 18 which are parallel, one side of the upper plate 17 and one side of the lower plate 18 are hinged to the two lower support rods 16, and two ends of the other side of the upper plate 17 and the other side of the lower plate 18 are hinged to each other through two parallel connecting rods 19.
In this embodiment, a first hinge pin 20 or a second hinge pin 21 is provided at a hinge point between the connecting rod 19 and the upper plate 17 or the lower plate 18, a third hinge pin 22 or a fourth hinge pin 23 is provided at a hinge point between the lower plate 18 or the upper plate 17 and the lower support rod 16, the first hinge pin 20 and the third hinge pin 22 or the second hinge pin 21 and the fourth hinge pin 23 are connected by a limiting rod 27, and two sliding grooves for the first hinge pin 20 and the third hinge pin 22 or the second hinge pin 21 and the fourth hinge pin 23 to slide are opened on the limiting rod 27.
In this embodiment, a further improvement is made to the folding cart for aviation in general provided by the present invention, the upper plate 17 and the lower plate 18 are both provided with a plurality of liquid leaking holes 24 with the same size, and the upper plate 17 is further provided with a plurality of placing holes 25.
In this embodiment, the present invention provides a further improvement to the folding vehicle for aviation, and universal wheels 28 are fixed to the bottom of the main and side brackets.
The invention provides a general aviation folding vehicle, which is characterized in that the meanings of all reference numerals in the attached drawings are as follows:
1 is a main upright post in a main bracket;
2 is a main folding area in the main bracket after the side bracket is folded;
3 is a foldable middle turning plate with one side hinged on the main bracket;
4 is a foldable side turning plate with one side hinged on the side bracket;
5 is a side upright post for supporting the middle turning plate;
6 is an upper supporting rod for hinging the side turning plate;
7 is a supporting seat for supporting the side turning plate;
the pressing plate 8 is matched with the torsion spring and the inner bottom surface of the side turning plate to keep the side turning plate horizontal, the pressing plate is matched with the supporting seat through a clamping rod, and one end of the pressing plate is pressed downwards through spring force to enable one end of the pressing plate to be tilted upwards to abut against a round bar sliding in a sliding groove of the supporting seat when the side turning plate reaches the horizontal position, so that a stable triangular structure is formed together with the clamping rod to fix the side turning plate;
9 is a torsion spring which is matched with the pressure plate and the supporting seat to keep the side turning plate horizontal;
10 is a connecting rod for supporting the horizontal state of the side turning plate;
11 is a round bar which slides back and forth in the chute to limit the turnover of the side turning plate;
12 is a hinged seat for the side turning plate to rotate around the upper support rod;
13 is a foldable upper turning plate with one side hinged on the main bracket, the upper turning plate is positioned above the middle turning plate, namely the top of the folding vehicle, and can be folded downwards and arranged in parallel with the middle turning plate in the main folding area;
14 is a side folding area which is positioned in the same plane with the side support after the frame body is folded;
15 is a wine rack which can be folded into the side folding area or a rack body with other purposes;
16 is a lower supporting rod for hinging the frame body;
17 is an upper plate provided with a big round hole for placing a wine bottle;
18 is a lower plate provided with water leakage holes for dragging the bottom of the bottle and simultaneously leaking liquid;
19 is a link for hinging and supporting the upper and lower plates;
20 is a first hinge pin for facilitating the rotation of the upper plate around the hinge point on the connecting rod;
21 is a second hinge pin facilitating the rotation of the lower plate about the hinge point on the connecting rod;
22 is a third hinge pin facilitating the rotation of the lower plate about the hinge point on the lower support bar;
23 is a fourth hinge pin for facilitating the rotation of the upper plate around the hinge point on the lower support rod;
24 is a leakage hole for leaking liquid in the lower plate;
25 is a placing hole for placing wine bottles or other articles;
26 is a clamping rod hung with a torsion spring;
27 is a limiting rod for limiting the upper plate and the lower plate to rotate around the lower supporting rod at 0-90 degrees;
28 is a universal wheel for controlling the advancing direction of the vehicle body;
29 is a fixing hole for fixing the torsion spring;
30 is a lower extension torque arm of a torsion spring which is butted and connected with the pressure plate;
31 is the upper extending torsion arm of the torsion spring fixedly connected with the supporting seat.
The general aviation folding vehicle provided by the invention has the following principle:
folding car is mainly by the support, the shelf, the board is turned over to the side, wine frame support body 15 is constituteed, wherein the support mainly by the main support with about can wind the main support and carry out 90 rotation folding collateral branch framves and constitute, the shelf is the well board 3 that turns over that erects in the main support, when need not the board 4 of turning over of side and wine frame, the collateral branch frame of the left and right sides only needs a side stand 5 and a plurality of crossbeam to constitute, when needs increase the board 4 of turning over of side and wine frame, the collateral branch frame of the left and right sides need increase bracing piece 6 and under bracing piece 16 and original side stand 5 and crossbeam form a whole frame jointly, thereby the annexs such as board 4 and wine frame are turned over to the installation side at this frame, the collateral branch frame that accompanies the left and right sides when opening or folding rotates around the main support together.
Wherein, two side turning plates 4 are arranged on the side brackets at the left and right sides and generally comprise hinged seats 12 of the side turning plates, connecting rods 10 and spring clamps, one end of each hinged seat 12 of each side turning plate is fixed on the side turning plate 4, the other end of each hinged seat is hinged on an upper supporting rod 6 of each side bracket, one end of each connecting rod 10 is hinged on a cross beam of each side bracket, the other end of each connecting rod 10 is buckled and fixed in the supporting seat 7 at the bottom of the side turning plate 4 through a round rod 11 which can freely slide in a chute of the supporting seat 7, when in use, the side turning plates 4 are pulled up, one end of each side turning plate 4 rotates around the hinged upper supporting rod 6, meanwhile, the round rods 11 connected with the connecting rods 10 slide in the chute towards the direction close to the upper supporting rods 6, the outer end of a pressure plate 8 connected with a clamping rod 26 is in contact with the upper surface of the pressure plate along with the round rods 11 and slides in the chute, so that the inner section of the pressure plate is pressed down to be flush with the chute edge of the supporting seat 7, and the pressure plate rotates clockwise around the clamping rod 26, because the side of the supporting seat 7 is provided with the fixing hole 29 for fixing the torsion spring 9 and extending the torsion arm 31, the lower extending torsion arm 30 of the torsion spring 9 is abutted against and connected with the pressing plate 8, the torsion spring 9 gives the pressing plate a counterclockwise rotation pressure, when the side turning plate 4 reaches the horizontal position, the round rod 11 is separated from the upper surface of the pressing plate, at this time, the round rod 11 is clamped in the chute and cannot move under the action of the torsion spring 9, the side turning plate 4 is locked to keep the horizontal, when the side turning plate 4 needs to be retracted, the pressing plate 8 below the side turning plate 4 is lifted, the upper extending torsion arm 31 and the lower extending torsion arm 30 in the torsion spring 9 are extruded, the pressing plate rotates clockwise to allow the position, so that the round rod 11 slides in the chute and is far away from the upper supporting rod 6, and the side turning plate 4 is retracted.
The rack body 15 as a wine rack is also required to be installed on the side brackets at the left and right sides and consists of an upper plate 17, a lower plate 18, a connecting rod 19 and a limiting rod 27, wherein a placing hole 25 with a large round hole is formed in the upper plate 17 and is used for placing a wine bottle, a liquid leaking hole 24 with a small round hole is formed in the lower plate 18 and is used for dragging the bottom of the bottle and leaking liquid, one ends of the upper plate 17 and the lower plate 18 are respectively hinged to the two lower supporting rods 16 on the side brackets through a third hinge pin 22 and a fourth hinge pin 23, the first hinge pin 20 and the second hinge pin 21 between the other ends of the upper plate 17 and the lower plate 18 are hinged through the connecting rod 19, the upper plate 17 and the lower plate 18 are kept parallel when rotating around the lower supporting rods 16, and finally the limiting rod 27 with two sliding grooves is used for limiting the rotation of the upper plate 17 and the lower plate 18 between 0-90 degrees.
The general aviation folding vehicle provided by the invention has the following operation process:
1. a main upright post 1 of the folding vehicle is provided with a round hole, a rotating shaft and a T-shaped hinge can penetrate through the round hole, the rotating shaft is used for hinging side brackets on the left side and the right side on the main upright post 1 to rotate around the main upright post 1 by 0-90 degrees, and the T-shaped hinge is used for hinging a side turning plate 4, an upper supporting rod 6 and a lower supporting rod 16 of a frame body 15 on the main upright post 1 to rotate around the main upright post 1 by 0-90 degrees along with the side brackets on the left side and the right side;
2. The bottom of the side turning plate 4 of the folding bicycle is provided with a supporting component, one end of two connecting rods 10 is hinged on a cross beam of the side bracket, the other end clamps a round bar 11, when the side turning plate 4 is folded or unfolded, the round bar 11 slides back and forth in the sliding chute on the supporting seat 7, a pressing plate 8 is arranged in the supporting seat 7, a torsion spring 9 is arranged between the pressing plate 8 and the supporting seat 7 or the side turning plate 4, when the side turnover plate 4 is opened and reaches the horizontal position, the raised end of the pressure plate moves anticlockwise by the upper extension torsion arm 31 and the lower extension torsion arm 30 of the torsion spring 9 is contacted with the round bar 11, thereby clamping the round bar 11 sliding in the sliding chute, so as to limit and keep the side turnover plate 4 at a horizontal position, when the side turnover plate 4 needs to be folded, only one end of the pressing plate 8 needs to be pressed, so that the other end is separated from the round bar 11, the round bar 11 can continuously slide in the sliding chute, and the side turning plate 4 is retracted.
The general aviation folding vehicle provided by the invention has the advantages that:
1. the universality is as follows: the turnover plates and the wine rack body can be increased or decreased without affecting other structures, and the type is simple and convenient to manage;
2. number of shelves: flexibly increasing and decreasing shelves serving as middle turning plates in the main bracket;
3. the reliability is high: the mechanism for locking the side turning plate is mechanically connected, so that the deformation caused by welding is avoided, meanwhile, the pressing plate of the pressing type is higher in reliability through manual operation, even if the torsion spring fails, the side turning plate can be locked by the gravity of the pressing plate due to the fact that the gravity center of the pressing plate is on the outer side, and the side turning plate can be still folded after being pressed;
4. The folding trolley has compact structure: the T-shaped hinge is adopted, so that the number of parts is reduced, the folding size of the folding trolley is smaller, the assembly procedures are correspondingly reduced, and the maintenance is relatively simple.
The invention aims to provide a folding vehicle which is lighter, more reliable and more space-upgrading for an airline company, and the turnover plates and the wine rack can be freely increased or decreased according to the requirements of customers.
Different customers or different models all lead to folding car size multiple in daily sales process, consequently need a general type folding car to satisfy different customers' different demands, because the same vast majority of spare parts of structure can exchange generally, so saved production and maintenance cost greatly, single model also makes the producer more convenient to type management simultaneously.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The above is only a preferred embodiment of the present invention and is not intended to limit the present invention, it should be noted that, for those skilled in the art, many modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (2)
1. The utility model provides a car is folded in general type aviation which characterized in that: the folding type folding main support comprises a main support, wherein the main support comprises two main stand columns (1), a plurality of middle turning plates (3) which are erected between the two main stand columns (1) and can be folded into a main folding area (2) in a plane between the two main stand columns (1), and two side supports which are positioned on two sides of the main support, the top of each side support is connected with a foldable side turning plate (4), each side support comprises a side stand column (5) and a plurality of cross beams which are erected between the side stand column (5) and the main stand columns (1), one end of each cross beam is fixed on the side stand column (5), the other end of each cross beam is hinged to the corresponding main stand column (1) and has the degree of freedom of folding the side support around the corresponding main stand column (1), and the two ends of one side edge of the middle turning plates (3) are respectively hinged to the two main stand columns (1), the two ends of the other side edge of the middle turning plate (3) are respectively lapped on the two side brackets under the stretching state of the side brackets at two sides, a cross beam which is positioned at the top of the side brackets and is used for hinging the side turning plate (4) is arranged as an upper supporting rod (6), a supporting component which is used for supporting the side turning plate (4) to keep horizontal under the stretching state is fixed at the bottom of the side turning plate (4), the supporting component comprises a spring clamp and a pair of connecting rods, the spring clamp comprises a supporting seat (7) the top of which is fixed on the inner bottom surface of the side turning plate (4), a pressing plate (8), a torsion spring (9) and a clamping rod (26) which is erected in the pressing plate (8), sliding grooves are respectively arranged on the two side surfaces of the supporting seat (7), one end of the pair of connecting rods is respectively connected with the two ends of a round bar (11) which can respectively slide back and forth along the two sliding grooves, it is a pair of the other end of connecting rod all articulates on the crossbeam, clamp plate (8) connect on supporting rod (26) with supporting seat (7) constitute lower clamping piece and last clamping piece among the spring clamp respectively, clamp plate (8) are through wearing on supporting rod (26) torsion spring (9) form with supporting seat (7) perhaps side turning plate (4) conflict the centre gripping state who meets, the side of supporting seat (7) is seted up fixedly last fixed orifices (29) that extend torque arm (31) of torsion spring (9), the lower extension torque arm (30) and clamp plate (8) of torsion spring (9) conflict and meet the setting, the one end of going up bracing piece (6) is fixed on side stand (5), the other end of going up bracing piece (6) passes through T type hinge joint and is in on head tree (1), side turning plate (4) articulate through two articulated seat (12) on last bracing piece (6) with the articulated seat (12) on last bracing piece (6) with last bracing piece (8) with last clamping piece The side supports are hinged, a support body (15) which can be folded into a side folding area (14) in the plane where the side supports are located is erected on each side support, two cross beams erected on each side support and used for hinging the support body (15) are set as lower support rods (16), the other ends of the lower support rods (16) are hinged to the main upright post (1) through T-shaped hinges, each support body (15) comprises an upper plate (17) and a lower plate (18) which are parallel to each other, one side edge of each of the upper plate (17) and the lower plate (18) is hinged to the corresponding lower support rod (16), the two ends of the other side edge of each of the upper plate (17) and the lower plate (18) are hinged through two parallel connecting rods, a first hinge pin (20) is arranged at the hinge point of each connecting rod and the upper plate (17), and a second hinge pin (21) is arranged at the hinge point of each connecting rod and the lower plate (18), the hinge point department of hypoplastron (18) and lower support rod (16) is equipped with third hinge pin (22), the hinge point department of upper plate (17) and lower support rod (16) is equipped with fourth hinge pin (23), connect through gag lever post (27) between second hinge pin (21) and fourth hinge pin (23), set up two on gag lever post (27) and supply respectively second hinge pin (21) and the gliding spout of fourth hinge pin (23).
2. The folding cart for aviation of claim 1, wherein: the upper plate (17) and the lower plate (18) are both provided with a plurality of liquid leakage holes (24) with the same size, and the upper plate (17) is also provided with a plurality of placing holes (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110989814.2A CN113602333B (en) | 2021-08-26 | 2021-08-26 | General aviation folding vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110989814.2A CN113602333B (en) | 2021-08-26 | 2021-08-26 | General aviation folding vehicle |
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| CN113602333A CN113602333A (en) | 2021-11-05 |
| CN113602333B true CN113602333B (en) | 2022-06-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110989814.2A Active CN113602333B (en) | 2021-08-26 | 2021-08-26 | General aviation folding vehicle |
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| CN (1) | CN113602333B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5806864A (en) * | 1996-05-17 | 1998-09-15 | Carlisle Foodservice Products, Incorporated | Collapsible cart |
| CN202935401U (en) * | 2012-11-28 | 2013-05-15 | 苏州鹭翔航空设备有限公司 | Aviation folding trolley |
| CN103465944A (en) * | 2013-09-29 | 2013-12-25 | 成都国光电气股份有限公司 | Folding trolley |
| CN204055872U (en) * | 2014-08-21 | 2014-12-31 | 苏州华瑞腾航空设备有限公司 | The extensible folded bicycle of aviation |
| CN104540737A (en) * | 2012-07-20 | 2015-04-22 | Be航天公司 | Meal cart for an aircraft galley |
| CN108381481A (en) * | 2018-04-01 | 2018-08-10 | 金华市亚虎工具有限公司 | A kind of working platform type storage rack |
| CN209130451U (en) * | 2018-10-10 | 2019-07-19 | 上海广电电气(集团)股份有限公司 | A kind of reinforced Collapsible rack |
| CN212014890U (en) * | 2019-12-07 | 2020-11-27 | 郑州宏拓电子技术有限公司 | Foldable movable catering trolley for catering industry |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006001977A2 (en) * | 2004-05-21 | 2006-01-05 | Milwaukee Electric Tool Corporation | Industrial cart |
| CN101850779B (en) * | 2010-04-16 | 2012-11-07 | 浙江安吉路遥金属制品有限公司 | Folding trolley |
| CN102649441A (en) * | 2012-05-04 | 2012-08-29 | 南京航空航天大学 | Foldable driverless vehicle |
-
2021
- 2021-08-26 CN CN202110989814.2A patent/CN113602333B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5806864A (en) * | 1996-05-17 | 1998-09-15 | Carlisle Foodservice Products, Incorporated | Collapsible cart |
| CN104540737A (en) * | 2012-07-20 | 2015-04-22 | Be航天公司 | Meal cart for an aircraft galley |
| CN202935401U (en) * | 2012-11-28 | 2013-05-15 | 苏州鹭翔航空设备有限公司 | Aviation folding trolley |
| CN103465944A (en) * | 2013-09-29 | 2013-12-25 | 成都国光电气股份有限公司 | Folding trolley |
| CN204055872U (en) * | 2014-08-21 | 2014-12-31 | 苏州华瑞腾航空设备有限公司 | The extensible folded bicycle of aviation |
| CN108381481A (en) * | 2018-04-01 | 2018-08-10 | 金华市亚虎工具有限公司 | A kind of working platform type storage rack |
| CN209130451U (en) * | 2018-10-10 | 2019-07-19 | 上海广电电气(集团)股份有限公司 | A kind of reinforced Collapsible rack |
| CN212014890U (en) * | 2019-12-07 | 2020-11-27 | 郑州宏拓电子技术有限公司 | Foldable movable catering trolley for catering industry |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113602333A (en) | 2021-11-05 |
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