CN106476866A - A kind of double leval jib retaining mechanism and its application - Google Patents
A kind of double leval jib retaining mechanism and its application Download PDFInfo
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- CN106476866A CN106476866A CN201510828951.2A CN201510828951A CN106476866A CN 106476866 A CN106476866 A CN 106476866A CN 201510828951 A CN201510828951 A CN 201510828951A CN 106476866 A CN106476866 A CN 106476866A
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- double leval
- leval jib
- bar
- retaining mechanism
- folded
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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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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B3/00—Folding or stowable tables
- A47B3/002—Folding or stowable tables with foldable underframe
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C4/00—Foldable, collapsible or dismountable chairs
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
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Abstract
The invention provides a kind of double leval jib retaining mechanism and application, including two link assemblies, at least one middle part double leval jib component and symmetrically arranged end double leval jib component；One pin joint of the end double leval jib component is connected with a pin joint of the middle part double leval jib component；One pin joint of the end double leval jib component is flushed with two link assembly and hinged with the end of two link assembly.In the present invention, three groups of double leval jib components are after two link assemblies are locked, Stability Analysis of Structures, support strength are big, simultaneously, application double leval jib retaining mechanism of the present invention is used as folding stand, can not only lightly be linked folding, save floor space, it is readily transported and carries, and support after stiffness and toughness all stronger, the safety coefficient of folded frame is improve, additionally, folded bicycle, seat, desk, school bag and umbrella are effectively combined by the present invention, become and camp and the outdoor instrument for using, with stronger practicality.
Description
Technical field
The present invention relates to mechanical interlock mechanism technical field, more particularly to a kind of double leval jib retaining mechanism and its application.
Background technology
It is well known that linkage is widely used in various plant equipment, and such as apparatus, articles for use etc., predetermined action and purpose are reached by the linkage, is specifically for use in folding thing to sit on, bedding and outdoor furniture.
At present in the various handcarts of outdoor, hand buggy, great majority can not all be realized folding, and these handcarts or hand buggy are building block system or half modular construction mostly, and not only purposes is single, full linkage can not be realized, and volume is bigger than normal, conduct oneself with dignity bigger than normal, carry inconvenient, especially apply it in family expenses vehicle or civilian vehicle, the more aobvious protrusion of drawbacks described above, for this purpose, people are badly in need of, and design is a kind of can to realize full linkage folding, folded bicycle light and handy and easy to carry.
Content of the invention
In order to solve can not all to realize folding in existing handcart or hand buggy, these handcarts or hand buggy are building block system or half modular construction mostly, not only purposes is single, full linkage can not be realized, and volume is bigger than normal, deadweight is bigger than normal, the problems such as carrying inconvenient, the invention provides a kind of truss structure of application double leval jib retaining mechanism, the quick assembling of vehicle frame, folding and transport in handcart or hand buggy can be realized by the mechanism, it is ensured that the body frame structure for automotive after assembling has stronger stiffness and intensity.
Concrete technical scheme of the present invention is as follows：
The invention provides a kind of double leval jib retaining mechanism, including two link assemblies, at least one middle part double leval jib component and the end double leval jib component of the middle part double leval jib component both sides is symmetricly set on；Wherein,
The end double leval jib component is constituted by 4 first connecting rods are hinged；The middle part double leval jib component be by the hinged diamond structure for constituting of 4 second connecting rods head and the tail；Two link assembly is constituted by 2 isometric third connecting rods are hinged；
One pin joint of the end double leval jib component is connected with a pin joint of the middle part double leval jib component；Pin joint on two link assembly is located on the center line of the middle part double leval jib component；One pin joint of the end double leval jib component is hinged with the end of two link assembly.
Further, the pin joint position in the middle part of two link assembly is less than its pin joint position with the end double leval jib component.
Further, the middle part double leval jib component bottom is connected with cross bar, and the pin joint in the middle part of two link assembly is connected on the cross bar.
Further, two first connecting rods of the junction of the end double leval jib component and the middle part double leval jib component and two second connecting rods are in cross-shaped, and the first connecting rod that arranges in the same direction and the second connecting rod are connected as a bar.
Present invention also offers a kind of application of double leval jib retaining mechanism in folded bicycle, chair, desk.
Present invention also offers a kind of folded bicycle for applying the double leval jib retaining mechanism, including folded frame, is arranged on the wheel of the folded frame bottom and is arranged on the table at the folded frame top；The folded frame includes that at least two double leval jib retaining mechanisms, the two ends of the adjacent double leval jib retaining mechanism and bottom are all connected by multiple connecting rods；
The table includes at least two pieces jigsaw, and two pieces of jigsaw are hinged or are mutually not connected to.
Further, two link assembly connects to form underframe by the connecting rod, connects to form end frame by the connecting rod on the end double leval jib component between the longitudinally disposed first connecting rod, and the wheel is arranged on the end frame bottom.
Further, the folded bicycle is additionally provided with support double leval jib component, the support double leval jib component is by the first bar, second bar, 3rd bar and the hinged composition of the 4th bar, one end of first bar is articulated with the pin joint that the end frame is connected with the underframe, the other end of first bar is connected with one end of second bar, 4th bar is vertically fixed on the end frame bottom and the underframe is stretched out in end, the other end of second bar is hinged with one end of the 4th bar, one end of 3rd bar is hinged with the 4th bar, the other end of the 3rd bar is free end.
Further, the end frame is provided with U-shaped fence, and two side wall ends of the U-shaped fence are connected as a bar with the first connecting rod of the end double leval jib component top horizontally set on the adjacent double leval jib retaining mechanism respectively.
Further, umbrella is additionally provided with the folded bicycle, the table is provided with jack, the umbrella stem bottom of the umbrella is through the jack and end is connected to be stably fixed on the support member on ground, the umbrella stem top is provided with sky shade, the sky shade bottom margin side is provided with blocks the sky shade for inclining sunlight, and the sky shade bottom margin opposite side is provided with and provides the extra umbrella lobe fringing for covering.
Beneficial effects of the present invention are as follows：The double leval jib retaining mechanism that the present invention is provided can be used as lattice supporting framework, the mechanism is not only easy to use, and be easy to fold, which may apply to multiple fields, such as sliding door, chair, desk, folding go-cart etc., the mechanism is reasonable in design, at least three groups double leval jib components are by Stability Analysis of Structures after two link assemblies are locked, stiffness is big, support strength is big, can reach easy to use, linkage, lightly, stable using effect, the double leval jib retaining mechanism can not only be linked folding as truss structure, save floor space to be readily transported and carry, and support after stiffness and toughness all stronger, improve the safety coefficient of truss structure, there is stronger practicality.
Description of the drawings
Fig. 1 is a kind of unfolding state figure of the double leval jib retaining mechanism described in embodiment 1；
Fig. 2 is a kind of folded state diagram of the double leval jib retaining mechanism described in embodiment 1；
Fig. 3 is the enlarged drawing of A in Fig. 1；
Fig. 4 is a kind of frame perspective view of the double leval jib retaining mechanism described in embodiment 2；
Fig. 5 is a kind of structure chart of the folded bicycle of application double leval jib retaining mechanism described in embodiment 4；
Fig. 6 is a kind of perspective view one of the folded bicycle of application double leval jib retaining mechanism described in embodiment 4；
Fig. 7 is a kind of perspective view two of the folded bicycle of application double leval jib retaining mechanism described in embodiment 5
Fig. 8 is a kind of folded state schematic diagram of the folded bicycle of application double leval jib retaining mechanism described in embodiment 5；
Fig. 9 is a kind of partial enlarged drawing of the end frame of the folded bicycle of application double leval jib retaining mechanism described in embodiment 5, mainly illustrates the structure for supporting double leval jib component；
Figure 10 is a kind of front view of the folded bicycle of application double leval jib retaining mechanism described in embodiment 5.
Wherein：1st, two link assembly；101st, third connecting rod；2nd, middle part double leval jib component；201st, second connecting rod；202nd, cross bar；3rd, end double leval jib component；301st, first connecting rod；4th, folded frame；5th, wheel；6th, table；601st, jack；7th, connecting rod；8th, the first bar；9th, the second bar；10th, the 3rd bar；11st, the 4th bar；12nd, U-shaped fence；13rd, umbrella；131st, umbrella stem；132nd, support member；133rd, sky shade；134th, puggaree；135th, umbrella lobe fringing.
Specific embodiment
The present invention is described in further detail with following examples below in conjunction with the accompanying drawings.
Embodiment 1
As shown in the figures 1 and 2, the embodiment of the present invention 1 provides a kind of double leval jib retaining mechanism, the double leval jib retaining mechanism is mainly used in describing one group of two link assembly mechanism three groups of (being not limited to three groups) double leval jib components mechanism of pinning used in the technical program, so as to form the component truss that linkage is folded and opened.
The double leval jib retaining mechanism includes two link assemblies 1, at least one middle part double leval jib component 2 and is symmetricly set on the end double leval jib component 3 of 2 both sides of middle part double leval jib component；Wherein,
The end double leval jib component 3 is constituted by 4 first connecting rods 301 are hinged；The middle part double leval jib component 2 be by the hinged diamond structure for constituting of the head and the tail of 4 second connecting rods 201；Two link assembly 1 is constituted by 2 isometric third connecting rods 101 are hinged, and 2 isometric third connecting rods 101 are connected through the hinge；
One pin joint of the end double leval jib component 3 is connected with a pin joint of the middle part double leval jib component 2；Pin joint on two link assembly 1 is located on the center line of the middle part double leval jib component 2；One pin joint of the end double leval jib component 3 is hinged with the end of two link assembly 1.
Briefly, if 4 first connecting rods 301 of end double leval jib component 3 are respectively A connecting rod, B connecting rod, C connecting rod and D connecting rod, if 4 second connecting rods 201 of middle part double leval jib component 2 are respectively E connecting rod, F connecting rod, G connecting rod and H connecting rod, if the pin joint of C connecting rod and D connecting rod is connected with the pin joint of E connecting rod and H connecting rod, then the pin joint of D connecting rod and A connecting rod is hinged with the end of two link assemblies, and the pin joint of the pin joint of E connecting rod and F connecting rod, G connecting rod and H connecting rod is located on same longitudinal vertical plane with the pin joint in the middle part of two link assembly.
Two pin joints on middle part double leval jib component 2 in addition to the pin joint being connected with two end double leval jib components 3 are connected through the hinge, and the two pin joints are respectively positioned on the center line of the middle part double leval jib component 2.
In the specific implementation, the quantity of middle part double leval jib component 2 can be increased according to the field difference of application, the length according to the retaining mechanism for using suitably increases and decreases.
As the retaining mechanism provided in the present invention has the architectural characteristic of foldable stabilizability locking, so the mechanism can be used as the every field of truss structure application, other mechanisms that need to fold of such as electric power truss, object support base etc..
Multigroup double leval jib component can be locked simultaneously by using one group of two link assembly 1 in the technical program, so that forming the retaining mechanism of a deployed condition between whole double leval jib component, and make these rod members become stable truss structure, so the rigidity of whole truss structure, intensity is high, the truss structure of the double leval jib locking mechanism composition can be applied in multiple fields, folding of course through two link assemblies 1 can link 3 groups of double leval jib components, so as to form folded state, truss structure after folding is not only not take up space, and be readily transported, there is very strong practicality.
As shown in Figure 3, when specifically used, when the middle pin joint X of two link assembly is connected to the hinge Y of the middle part double leval jib component bottom, described define, by two link assemblies and in the truss structure that constitutes of at least three groups double leval jib components, two triangular structures being made up of pin joint PSX and QRX, so the truss structure becomes extremely stable structure, when the middle pin joint X of two link assembly is in the presence of external force, when moving upwards, the component truss just can be folded up, that is, unlock.
Embodiment 2
A kind of double leval jib retaining mechanism is embodiments provided, the embodiment 2 further defines the structure of the double leval jib retaining mechanism on the basis of embodiment 1, improve stability and the security of the connection of double leval jib retaining mechanism.
As shown in Figures 3 and 4, further define in the present invention, the pin joint position at two link assembly, 1 middle part is less than its pin joint position with the end double leval jib component 3.2 bottom of middle part double leval jib component is connected with cross bar 202, and the pin joint at two link assembly, 1 middle part is connected on the cross bar 202.
Two link assemblies 1 have three centers of rotation，And the center of rotation in the middle part of which is less than the center of rotation of both sides，So when double leval jib retaining mechanism is folded，The component being subject on two link assemblies 1 must be level，So necessarily making two link assembly 1 form two moments of torsion，Left side third connecting rod 101 is clockwise，Right side third connecting rod 101 is counterclockwise，Which has more stable effect，Can be with locked three double leval jib components by the structure，Of course for the stability for ensureing two link assemblies 1 and fastness，Define in the technical program that the position on the middle part double leval jib component 2 near the pin joint Y at two link assembly, 1 middle part is provided with cross bar 202，The cross bar 202 can be fixed on the pin joint Y of 2 bottom of middle part double leval jib component，In the middle part of can also being fixed on one of second connecting rod 201 of double leval jib component 2，The pin joint X at two link assemblies, 1 middle part is connected on the cross bar 202，So cross bar 202 is designed for positioning two link assemblies 1，Two link assemblies 1 are automatically locked，Prevent which from shrinking automatically，Ensure that the security of double leval jib retaining mechanism.
As shown in Figures 3 and 5, preferably, two first connecting rods 301 of the junction of the end double leval jib component 3 and the middle part double leval jib component 2 and two second connecting rods 201 are in cross-shaped, and the first connecting rod 301 that arranges in the same direction and the second connecting rod 201 are connected as a bar.That is, if 4 first connecting rods 301 of end double leval jib component 3 are respectively A connecting rod, B connecting rod, C connecting rod and D connecting rod, if 4 second connecting rods 201 of middle part double leval jib component 2 are respectively E connecting rod, F connecting rod, G connecting rod and H connecting rod, if the pin joint of C connecting rod and D connecting rod is connected with the pin joint of E connecting rod and H connecting rod, then C connecting rod is arranged in the same direction with H connecting rod and two connecting rods are fixedly connected as a bar, D connecting rod is arranged with E connecting rod in the same direction and two connecting rods are fixedly connected as a bar, two bar right-angled intersections form cross-bar component, the bar of two right-angled intersections rotates connection, rotate pin joint position S.
Embodiment 3
Present invention also offers a kind of application of double leval jib retaining mechanism in folded bicycle, chair, desk.
The double leval jib retaining mechanism that the present invention is provided can become a stable truss structure; by applying it in different fields and supplementary structure; play stability and the high intensity supporting role of its own; which can be designed that different products; its application is extensive; folded bicycle, chair, desk etc. are not only protected in the present invention, other are also applied to as in the structures such as support.
Embodiment 4
The invention provides a kind of folded bicycle for applying the double leval jib retaining mechanism, compared with existing folded bicycle, which applies the characteristic of double leval jib retaining mechanism, can not only realize quick, light and handy folding, save space area, it is easy to carry, and its simple structure, good looking appearance, stiffness and intensity all larger, stability is strong, is relatively specific for contain things or uses as perambulator, and its safety coefficient is higher.
As shown in fig. 6, present invention also offers a kind of folded bicycle of application double leval jib retaining mechanism, including folded frame 4, is arranged on the wheel 5 of 4 bottom of the folded frame and is arranged on the table 6 at 4 top of the folded frame；The folded frame 4 includes that at least two double leval jib retaining mechanisms, the both ends of the adjacent double leval jib retaining mechanism and bottom are all connected by multiple connecting rods 7；Folded frame 4 by double leval jib retaining mechanism can realize car exhibition open and pack up between switching, when folded frame 4 is in the deployed, 4 top of folded frame be provided with opening and can be formed load article car storehouse.
The table 6 includes at least two pieces jigsaw, and two pieces of jigsaw are hinged or are mutually not connected to.Table 6 can be made up of two pieces of jigsaw, it is also possible to be made up of polylith jigsaw, as long as side-by-side use, hinged can also can be not connected between jigsaw, and being directly stitched together can also.When needing using table 6, table 6 is taken out, two pieces of jigsaw are opened and is laid in 4 top of folded frame.
Preferably, for being made of metal and the plate face with table edge, 6 edge of table is extended downwardly table 6, and 6 edges cover of such table is simultaneously held on 4 top of folded frame, so as to be locked on folded frame 4.
As the middle part double leval jib component 2 in double leval jib retaining mechanism can be according to using the different appropriate quantity for increasing, so in the specific implementation, can suitably increasing the middle part double leval jib component 2 in double leval jib retaining mechanism according to the size of car in field.
It is emphasized that, folded frame in the present invention is employed a kind of uses two link assemblies to pin three groups of double leval jib components so as to the truss structure that formed, the advantage of this truss structure is to fold and launch can entirely in linkage, easily realize, so that the operation of folded frame and very easy to use and easy, the volume ratio after volume that folded frame is opened and folded frame are folded can accomplish 4:1.That is, folded frame folds small volume later, it is easy to storage, its using when form a kind of stable truss structure, so this folded frame is applied on car body, stiffness and the intensity of car body can be made all relatively good, in manufacture production, folded frame can be made using more frivolous material, the light-wall pipe that such as carbon steel is made, car body deadweight after production is lighter, it is easy to carry, if the light-wall pipe that is made using carbon steel is produced, the deadweight of folded bicycle car body can reach 31.5 pounds, if the light-wall pipe that is made with aluminium alloy, the car body that makes, deadweight can be lighter, the total bearing capacity of car body can reach more than 200 pounds.
Folded bicycle is disclosed in the present invention, folded bicycle is provided with table 6 and umbrella 13, coordinate folding seat during use, while can also fold in-car can contain things, this several structure combines, and the folded bicycle can be camped as one kind, garden, seabeach, a kind of outdoor instrument such as square.
Faldstool or the folding seat used cooperatively with the folded bicycle can also be set in the embodiment of the present invention, the faldstool or folding seat include folding base seat and seat, the folding base seat is made up of the double leval jib retaining mechanism, folding base seat is similar to 4 structure of folded frame designed in the present invention, folding seat can be according to the different structure of use environment different designs, for example go for seabeach or meadow, be also applied for square and harder road surface.This chair can equally be realized folding similar to the structure of the folded bicycle provided in the present invention, be readily transported and assemble, and support force is strong, easy to use.
Folded bicycle in the present invention is additionally provided with the heat-preserving fabric cover being connected on folded frame 4 by velcro etc., the fabric cover has UV covering with paint, the fabric cover and 4 physical fit of the folded frame, the fabric cover is preferably designed with insulation cover to cover the opening of folded frame 4, the fabric cover coordinates food, such as cold drink, ice, food etc. in receiving folded frame 4 with the table 6.
The folded bicycle of present invention design overcomes existing handcart single function on market, in addition to being used for contain things or taking for child, which cannot function as camping dining car, and this handcart cannot function as dining table use, while existing handcart cannot be realized folding, so being affected by limiting between car hollow, the transport of handcart is made to become trouble and difficulty sometimes, so existing handcart is only limitted to city use, it is not used to excursion and the defect such as uses, the folded bicycle of present invention exploitation is applicable not only to city and applies also for camping, not only can fold, it is readily transported, and it is multiple functional, suitable for women, multiple crowds such as old man use.
The folded bicycle that the present invention is provided, 5 kinds of structures such as car body, seat, desk, case and bag and umbrella can be concentrated design on a folded bicycle car body, this body construction can be used for camping, such as seabeach, meadow, soft, garden etc., while car body can also be used alone, for example be used for doing shopping, conveying articles etc., or even can be used for children's ride-on if necessary, applied widely.
Embodiment 5
A kind of folded bicycle of application double leval jib retaining mechanism is embodiments provided, the embodiment 5 further defines the structure of folded bicycle on the basis of embodiment 4, improves the multifunctionality of folded bicycle.
As shown in Figure 7, it should be explained that, two link assembly 1 forms underframe by the connection of the connecting rod 7, forms end frame by the connection of the connecting rod 7 on the end double leval jib component 3 between the longitudinally disposed first connecting rod 301, and the wheel 5 is arranged on the end frame bottom.
Wheel 5 includes two front-wheels and two trailing wheels, front wheels and rear wheels are separately fixed at two symmetrically arranged end frame bottoms, the width of wheel 5 is designed according to demand, go for sand ground walking, can also design and drive a vehicle suitable for prevailing roadway, fold for convenience, the length of design underframe upper support bar, the spacing between two front-wheels is made more than the spacing between described two trailing wheels, can accommodate and two front-wheels between so as to two trailing wheels after folding, so as to the volume reduced after folding, save the floor space of folded bicycle, vice versa, if being designed as that two front-wheels can be contained in can also between two trailing wheels, as long as the wheel 5 after folding can be combined.
As in figs. 8 or 9, it is emphasized that, the folded bicycle is additionally provided with support double leval jib component, the support double leval jib component is by the first bar 8, second bar 9, 3rd bar 10 and 11 hinged composition of the 4th bar, one end of first bar 8 is articulated with the pin joint that the end frame is connected with the underframe, the other end of first bar 8 is connected with one end of second bar 9, 4th bar 11 is vertically fixed on the end frame bottom and the underframe is stretched out in end, the other end of second bar 9 is hinged with one end of the 4th bar 11, one end of 3rd bar 10 is hinged with the 4th bar 11, the other end of the 3rd bar 10 is free end.
Folded frame 4 is in folded state, the free end contact ground of the 3rd bar 10, folded bicycle is supported jointly with rear wheel 5, so that the present invention can stand, when the folded frame 4 in the present invention is in deployed condition, automatically in having an angle with the 4th bar 11, angle is acute angle to 3rd bar 10, and the 3rd bar 10 is used for supporting the table 6 after folding.
As shown in fig. 7, further, the end frame is provided with U-shaped fence 12, and two side wall ends of the U-shaped fence 12 are connected as a bar with the first connecting rod 301 of the 3 top horizontally set of end double leval jib component on the adjacent double leval jib retaining mechanism respectively.
When table 6 is not used, can be put into after packing up table 6 to U-shaped fence 12, or be put into the in-car of folded frame 4,3rd bar 10 is used for supporting 6 bottom of table, the table 6 does not fall out, while U-shaped fence 12 is moved forward and backward after limiting the left and right of the table 6, so ensure that the stability of table 6, prevent folded bicycle from losing in pushing course.
As shown in Figure 10, it should be noted that the present invention further defines the structure with umbrella 13 on the folded bicycle on the basis of embodiment 1, the concrete structure of umbrella 13 is also defined, so that folded bicycle is more applicable for camping.Umbrella 13 is additionally provided with the folded bicycle, the table 6 is provided with jack 601, jack 601 can be opened on one of jigsaw, can also be opened at two jigsaw connection gaps, which primarily serves the effect of grafting umbrella stem 131,601 lower section of the jack is located on folded frame 4 and is provided with umbrella stem fence, it is ensured that the stability of strutting system of umbrella 13.131 bottom of umbrella stem of the umbrella 13 is through the jack 601 and end is connected to be stably fixed on the support member 132 on ground, 131 top of the umbrella stem is provided with sky shade 133, ventilating opening can be set on sky shade 133, it is easy to ventilation, sky shade 133 can be designed to according to use demand round or square；133 bottom margin side of the sky shade is provided with blocks the puggaree 134 for inclining sunlight, and 133 bottom margin opposite side of the sky shade is provided with and provides the extra umbrella lobe fringing 135 for covering, and the length of puggaree 134 is more than the umbrella lobe fringing 135.
In addition, umbrella stem 131 can be two body structures, its two bodies structure can be connected by 131 top of umbrella stem by clamper, the support member 132 of 131 bottom of umbrella stem can be made into the spike in insertion soil, the scoop in insertion snow or rotate screw in sand, so as to umbrella 13 is fixed on ground, 131 bottom of umbrella stem is preferably and is held in jack using resilient bushing or packing ring, while umbrella stem 131 can be rotated in jack, so that puggaree 134 adapts to different directions, so as to preferably keep the sun off.
Table 6 in the present invention can be used to divert oneself the time with family and friends on table side, user can be made to have dinner on table 6, play chess/card game etc., when sunlight strong or rainy when, user can prop up umbrella 13, it is in-car that food, articles for use etc. can all be stored in folding, certainly, when inapplicable, folded bicycle can be packed up.
Particular design, can pass through serigraphy in table 6, chessboard, mahjong table, backgammon board or other board games are decorated with, additionally, umbrella 13 can have the non-functional ornamental design that mates with Trivial Pursuit Unhinged with folded frame 4.
The folded bicycle that the present invention is provided is when using, the specifically operation from deployed condition to folded state, remove table 6, the pin joint at two link assemblies, 1 middle part on lifting underframe, it is raised above the pin joint at two link assemblies, 1 middle part, two third connecting rods 101 on two link assemblies 1 are mutually drawn close, lift belt can be installed on the pin joint at two link assemblies, 1 middle part when using, it is easy to lifting, simultaneously, the pin joint at the top of middle part double leval jib component 2 rises, now, the end double leval jib component 3 of both sides comes closer, front and back wheel 5 overlaps from the side, the present invention can realize fast folding, not only light and handy, laborsaving, and it is less to fold gap in folding process between bar and bar, not dangerous in folding process, old children crowd can all use.
Operation of the folded bicycle that the present invention is provided from folded state to deployed condition：The pin joint at 2 top of pressing middle part double leval jib component, while press the middle part pin joint of two link assemblies 1, now, the end double leval jib component 3 at two ends launches, and removes on the folded frame 4 that table 6 is put after deployment.
Two link assemblies 1 are folded up, it is folded up whole underframe, the whole folded frame 4 that now links is folded, when two link assemblies 1 are opened and make two third connecting rods 101 in two link assemblies 1 keep horizontality, fix all of rod member position, and make these rod members become stable truss structure, so the rigid, intensity of whole folded frame 4 is high, such that it is able to the material manufacture for using light, thin and section little, reduce the weight of whole folded frame 4, financial cost is saved, while be suitable for the crowd such as women, old man use, practical.
The present invention is not limited to above-mentioned preferred forms; anyone can draw other various forms of products under the enlightenment of the present invention; however, make any change in its shape or structure, and every with technical scheme identical or similar to the present application, it is within the scope of the present invention.
Claims (10)
1. a kind of double leval jib retaining mechanism, it is characterised in that including two link assemblies (1), at least one
Individual middle part double leval jib component (2) and it is symmetricly set on middle part double leval jib component (2) both sides
End double leval jib component (3)；Wherein,
End double leval jib component (3) are constituted by 4 first connecting rods (301) are hinged；In described
Portion's double leval jib component (2) be by the hinged from beginning to end rhombus knot for constituting of 4 second connecting rods (201)
Structure；Two link assemblies (1) is constituted by 2 isometric third connecting rods (101) are hinged；
One pin joint of end double leval jib component (3) and middle part double leval jib component (2)
The connection of pin joint；Pin joint on two link assemblies (1) is located at the middle part four
On the center line of link assembly (2)；One pin joint of end double leval jib component (3)
Hinged with the end of two link assemblies (1).
2. double leval jib retaining mechanism as claimed in claim 1, it is characterised in that two connection rod set
Pin joint position in the middle part of part (1) is hinged with end double leval jib component (3) less than which
Point position.
3. double leval jib retaining mechanism as claimed in claim 1 or 2, it is characterised in that the middle part
Double leval jib component (2) bottom is connected with cross bar (202), in the middle part of two link assemblies (1)
Pin joint be connected on the cross bar (202).
4. double leval jib retaining mechanism as claimed in claim 1, it is characterised in that the end four connects
Two first connecting rods (301) of the junction of bar assembly (3) and the middle part double leval jib component (2)
With two second connecting rods (201) in cross-shaped, and the first connecting rod for arranging in the same direction
And the second connecting rod (201) is connected as a bar (301).
5. double leval jib retaining mechanism described in a kind of any one of claim 1-4 is in folded bicycle, chair, table
Application in son.
6. the folded bicycle of double leval jib retaining mechanism described in a kind of application any one of claim 1-4, which is special
Levy and be, including folded frame (4), be arranged on the wheel (5) of the folded frame (4) bottom
And it is arranged on the table (6) at the folded frame (4) top；Described folded frame (4) wrap
Include at least two double leval jib retaining mechanisms, the two ends of the adjacent double leval jib retaining mechanism and bottom
All connected by multiple connecting rods (7)；
Described table (6) include at least two pieces jigsaw, and two pieces of jigsaw are hinged or mutually do not connect
Connect.
7. folded bicycle as claimed in claim 6, it is characterised in that described two link assemblies (1) leads to
Cross the connecting rod (7) connection and underframe is formed, described end double leval jib component (3) upper longitudinal direction
End frame is formed by the connecting rod (7) connection between the first connecting rod (301) for arranging,
Wheel (5) are arranged on the end frame bottom.
8. folded bicycle as claimed in claim 7, it is characterised in that the folded bicycle is additionally provided with support four
Link assembly, the support double leval jib component is by the first bar (8), the second bar (9), the 3rd bar
(10) and the hinged composition of the 4th bar (11), the one end of the first bar (8) is articulated with described
On the pin joint that is connected with the underframe of frame of end, the other end of the first bar (8) and described the
Two bars (9) one end connection, the 4th bar (11) be vertically fixed on the end frame bottom and
The underframe, the other end of the second bar (9) and the 4th bar (11) are stretched out in end
One end is hinged, and one end of the 3rd bar (10) is hinged with the 4th bar (11), described
The other end of the 3rd bar (10) is free end.
9. folded bicycle as claimed in claim 7, it is characterised in that the end frame is provided with U-shaped and encloses
Hurdle (12), two side wall ends of U-shaped fence (12) respectively with the adjacent double leval jib
The first connecting rod of end double leval jib component (3) top horizontally set on retaining mechanism
(301) bar is connected as.
10. folded bicycle as claimed in claim 6, it is characterised in that be additionally provided with umbrella on the folded bicycle
(13), described table (6) jack (601), the umbrella stem (131) of umbrella (13) are provided with
Bottom is through jack (601) and end is connected to be stably fixed on the support member on ground
(132), described umbrella stem (131) top is provided with sky shade (133), sky shade (133)
Bottom margin side is provided with blocks the puggaree (134) for inclining sunlight, sky shade (133)
Bottom margin opposite side is provided with and provides extra umbrella lobe fringing (135) for covering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510828951.2A CN106476866A (en) | 2015-11-24 | 2015-11-24 | A kind of double leval jib retaining mechanism and its application |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510828951.2A CN106476866A (en) | 2015-11-24 | 2015-11-24 | A kind of double leval jib retaining mechanism and its application |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106476866A true CN106476866A (en) | 2017-03-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510828951.2A Pending CN106476866A (en) | 2015-11-24 | 2015-11-24 | A kind of double leval jib retaining mechanism and its application |
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| Country | Link |
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| CN (1) | CN106476866A (en) |
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| CN107719432A (en) * | 2017-09-26 | 2018-02-23 | 孙本龙 | Characteristics for Single Staggered translates trolley |
| CN110001722A (en) * | 2019-03-08 | 2019-07-12 | 宁波漫道休闲用品有限公司 | A kind of folding pushchair |
| CN110962904A (en) * | 2019-12-23 | 2020-04-07 | 宣城久悠谷电子科技有限公司 | PVC pipeline conveying clamp for sewage discharge |
| CN111689119A (en) * | 2020-06-30 | 2020-09-22 | 中国建筑第四工程局有限公司 | Tool for carrying building blocks in constructional engineering and using method |
| CN111776255A (en) * | 2020-06-24 | 2020-10-16 | 南京理工大学 | Mechanical rope net pressing and releasing mechanism |
| CN114906194A (en) * | 2022-07-06 | 2022-08-16 | 麦粒创造科技(深圳)有限公司 | Folding bicycle |
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| CN204279531U (en) * | 2014-11-25 | 2015-04-22 | 陈昭胜 | Portable folding table hand buggy |
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| US8011686B2 (en) * | 2008-10-10 | 2011-09-06 | Zhaosheng Chen | Folding wagon |
| CN201999022U (en) * | 2011-01-08 | 2011-10-05 | 陈昭胜 | Folding type portable small handcart |
| CN202320429U (en) * | 2011-10-31 | 2012-07-11 | 黄金豪 | Portable push-pull trolley |
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Application publication date: 20170308 |
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