CN2097134U

CN2097134U - Multifunctional portable carriage for children

Info

Publication number: CN2097134U
Application number: CN 91205483
Authority: CN
Inventors: 王东琦
Original assignee: Individual
Current assignee: Individual
Priority date: 1991-04-09
Filing date: 1991-04-09
Publication date: 1992-02-26

Abstract

The utility model relates to a multifunctional portable carriage for children, which belongs to the travel article of the family. The utility model comprises a carriage frame, wheels, arm-rests, a backpack frame, a children's bag, etc. The carriage frame is composed of a plurality of support frames; the connection positions of the support frames are altered, and a spring pin is inserted into the positioning holes at different positions of connection components; the folding carriage frame can be combined into a wheelbarrow for babies, a carrying frame for adults, a carrying frame for babies, a backpack frame, a portable chair for adults or a luggage carrier.

Description

Multifunctional portable carriage for children

The utility model belongs to family's travel goods.The perambulator of Xiao Shouing generally can only satisfy infant sitting, needs for sleeping in the market, its mode of motion also just pushes away or draws, even some additional functions are arranged, also often because volume is bigger, quality is heavier and inconvenient carries, and just useless substantially after the child grows.The patent (multi-functional back of the body frame) (application number 90222373.9) of inventor's application has solved the problem of existing perambulator function singleness, but structure is complicated, particularly waist is many by the limiting device constructional delails of the attaching parts employing of frame and base prolongation frame, and tooling cost is higher.

The purpose of this utility model is to provide a kind of structure better simply portable multifunctional perambulator, structurally can fold and make up, and then will embody the economic principle of one-object-many-purposes on function.

The utility model is made up of vehicle frame, hinge seat, front and rear wheel, handrail, knapsack, infant's pocket, and wherein vehicle frame prolongs frame, back rest and front and back wheel carrier after comprising body frame, subframe, subframe.The utility model improvements are: body frame is connected with subframe pin, adapter sleeve and steel pin that the subframe utilization can be slided on body frame.Body frame is to utilize hinge mount and the steel wire bayonet lock that is riveted on the body frame top with being connected of back rest.Prolonging frame behind the subframe utilizes bolted connection at the subframe rear portion.Free frame by the metallic sheath body frame or with subframe after prolong frame and link to each other.Front-wheel utilizes bolt, socket and pressure tongue to be contained on the free frame of U-shaped.Trailing wheel is installed on trailing wheel " V " oblique crank Z that is fixed in the body frame below.Baby carrier is installed on the subframe.Utilize the connection location that changes support, different knock hole on spring pin insertion connection hinge seat, adapter sleeve or the body frame can be obtained the combination or the folding stand of different purposes.

The utility model is owing to adopt said structure to realize one-object-many-purposes, and simple in structure, is convenient to make.

Below in conjunction with description of drawings embodiment of the present utility model.

Scheme drawing when Fig. 1 carries on the back the frame use for perambulator as baby (children) youngster;

Fig. 2 is the scheme drawing of perambulator after opening;

Fig. 3 puts down the scheme drawing of back as baby (children) youngster manipulator for the Back of perambulator plate;

Scheme drawing (infant can place wherein) when Fig. 4 carries on the rear bicycle for perambulator is fixed on;

Fig. 5 can bear the scheme drawing that carries for behind the Pram folding;

Fig. 6 is that light baby (children) youngster when utilizing handrail as bracing frame carries on the back the frame scheme drawing after prolonging frame and back wheel system dismounting behind the front wheel carrier of perambulator, free frame, the subframe;

Fig. 7 opens scheme drawing (back board is the portable lectulum of baby (children) youngster after putting down) when being used as baby (children) youngster seat for light baby (children) youngster carries on the back frame;

Fig. 8 be perambulator as Knapsack-rack, the scheme drawing when be grown up portable seat and baggage car use;

Fig. 9 is the structural representation of perambulator when using as baggage car;

Figure 10 is the scheme drawing of baggage car after folding;

Figure 11 is the frame construction drawing of perambulator.

Figure 12 is the erection plan of hinge seat on body frame;

Figure 13 is the erection plan of back rest on body frame;

Figure 14 is spring pin figure;

Figure 15 prolongs the coupling link constructional drawing of frame after being;

Figure 16 is front wheel carrier socket mounting structure figure;

Figure 17 is infant sitting pocket figure;

Figure 18 is a body frame adapter sleeve constructional drawing;

Figure 19 A, Figure 19 B are the set pin constructional drawing;

Portable multifunctional perambulator of the present utility model is made up of several parts such as body frame 9, subframe 8, folding back frame 5, front wheel carrier 12, front-wheel 11, free frame 3, back wheel system 10, seat pocket system 7, handrail 6, knapsack 4, braces 1, beverage bottle bags 2.

Body frame (9) is a U shaped metal pipe support, and its upper end is a back rest hinge seat 18, and it is with thick slightly sheetmetal punching press and curves.Two pairs of rivet holes 32 are arranged on the hinge seat, and hinge seat and body frame are fixed together with rivet.On two fan type arcs of hinge seat corresponding three pairs of spacing holes 33 are arranged; The first half of hinge seat and two pairs of rivet holes have a pair of back rest connecting bore 34 on the position of a line, with steel wire bayonet lock 35 can with back rest and body frame links together and back rest can be the center of circle with the steel wire bayonet lock, movable within the specific limits.

There are two subframe pin 23 below that connects hinge on the body frame, pin engineering plastics manufacturing, and the pin shell is a U type 65, core is a square plastic piece 66; One the one lower slightly groove 65 in the stupefied end of end is wherein arranged, a plastics reed 67 is wherein arranged; One end has a groove shape projection 68, and the other end is fixed in the groove with continuously connected fastener 69.Core is fixed together with two bolts 70 and lock housing, and this lock can slide on body frame.The first half of body frame has a pin-and-hole 71 on one side, body frame and subframe can be linked together with steel pin 64, also has a crossbeam 25 in the middle of the body frame, its role is to keep body frame indeformable under stressed state.The lower part of body frame respectively has a pin-and-hole on one side, when perambulator during as portable seat of adult or baggage car, body frame can be connected in this position with subframe.Two pairs of apertures are respectively arranged at the bottom of body frame, are used for fixing rear wheel frame.The bottom center of body frame has a pair of aperture, is used for fixing trailing wheel V-type axle.

Subframe is the inside dimensions U type frame 8 slightly wideer than body frame outside dimension, and there are two U shaped metal rings 22 its anterior inboard, and its effect is when bicycle during as adult portable seat or baggage car, is used for connecting free frame.Respectively there is a pair of aperture the subframe both sides near the position of bending, are used for connecting handrail.

Respectively there is an adapter sleeve 24 on the top, rear portion of body frame, and it is by thick slightly sheetmetal punching press, and is bent into.Have one on the extending transversely face on its top and upwards turn up the rib 59 that is vertical angle with the adapter sleeve axis, when perambulator was opened, rib withstood on the body frame.The effect of rib is to stop the subframe front portion to be turned over downwards, and there is a rectangle open-work 60 on the rib top, and its effect is when the subframe pin is inserted on the rib, and the stupefied shape projection on rectangular opening on the rib and the pin reed is stuck and can prevents the pin slippage.When pin and catch are plugged together, can make body frame and subframe keep plumbness securely.Bottom one end of adapter sleeve has a flanging 61 of turnover downwards, on a circular hole 62 is arranged.When perambulator was used as light baby (children) youngster and is carried on the back frame and use, the set pin 21 of handrail front end can insert wherein handrail and adapter sleeve are linked together.On the adapter sleeve therewith the corresponding other end of flanging a flanging 63 of turnover is downwards also arranged, when the spring pin on the handrail inserts wherein, can make handrail become the supporting leg that light baby (children) youngster carries on the back frame.Also have several circular holes on the adapter sleeve, be used for the rear end of adapter sleeve rivet clasp at subframe, and with prolong behind the subframe frame 16 be fixed on the subframe and be convenient to steel pin 64 passing and fixing.

Back rest 5 is U-shaped framves, and its width equates with body frame, and each is fixing a metal two-fold wing 19 with rivet its lower end, on a pair of circular hole is arranged.The lower end of back rest respectively has a pair of and the parallel plane pin shaft hole of back of the body frame.Back rest and body frame can be linked together by the steel wire bayonet lock, and the position of passing on the hinge seat by spring pin (Figure 14), different hole can change the angle of back rest with respect to body frame, to adapt to different use needs.Spring pin be its external diameter of metal bar (Figure 14) with hinge seat on the diameter of spacing hole and the Circularhole diameter identical (or smaller) on the folding of the metal on the back rest wing, one side of spring pin has a groove 39 with the shank axis parallel, wherein fixing a metal spring leaf 38 with rivet, one end of shank has one to remove handle 40, fix with rivet 41, but can move up and down, pressure by reed can make the handle maintenance state parallel or vertical with shank of removing, the other end of shank has an open-work, pass a coupling link in the open-work, and by a nylon tape spring pin and even hinge block are linked together, with anti-lost.

Prolonging frame behind the subframe is the metal tube 16 of a bending two ends, and its external diameter is identical with the internal diameter of subframe, and a pair of open-work 58 is respectively arranged on the two ends, after prolong frame front end can insert in the rear end of subframe, and available bolt is fixed together itself and subframe.After prolong the frame girder the inboard two U-links 17 are arranged, plane between the coupling link bipod and subframe plane are the angle (Figure 15) about 40 °, the front end of coupling link bipod all has screw thread.Prolong (Figure 15) on the frame crossbeam after can being fixed in nut.After prolong frame and be used for connecting free frame.After prolong the frame girder and be higher than the subframe plane so that subframe is folding.

Free frame is a U-shaped metal tube 3, its front end respectively has two shape of a hoof metallic sheaths 42, its breach and cover top inner arc diameter are identical with the diameter of section of U-link, metallic sheath is inserted on the U-link and its two leg is injected free frame front end itself and free frame are fixed together with bolt, can realize free frame with after prolong being connected of frame, free frame after the connection can serve as that axle is done fan-shaped swing with the coupling link bottom, so that when perambulator was carried on the back the frame use as baby (children) youngster, front wheel carrier to greatest extent can turn back.Respectively there are two circular holes the inboard of free frame two legs, and free frame fixed hook can insert wherein.Free frame fixedly look frame 15 is elasticity crude steel guide frames preferably, and its bipod outwards bends, and can insert in the hole of free frame two inboard legs, and the closing end of fixed hook is converted into and colludes shape, its folding arc portion inside radius with after prolong the frame outside radius and equate.The bipod of fixed hook is inserted in the inboard close a pair of jack at middle part of free frame, prolong on the frame crossbeam after will being hooked on then, make free frame plane and subframe plane keeping parallelism.System 0 is that bungee middle part has one to collude for a short time, the free frame fixed hook that is used for fastening, free frame fixed hook slippage when preventing that perambulator from carrying out.Respectively there are a front wheel carrier socket 43 these sockets at position near bending on free frame two legs by thick slightly sheetmetal punching press and be converted into, and is fixed by bolts on the free frame.Two walls of socket respectively have a square hole 44, and an end of socket has inwardly a turnover and a flanging 45 vertical with socket wall, is used for withstanding front wheel carrier.Also has a breach 46 on the socket ridge, in order to expendable weight.

Front wheel carrier is the metal tube 12 of the front end bending of pair of parallel, and curved end respectively is equipped with a duplex wheel flutter.The other end is equipped with the pressure tongue 47 of a band spring leaf, presses tongue to fix with rivet and front wheel carrier from the inside of front wheel carrier.When the front wheel carrier socket is inserted on the top of front wheel carrier, press tongue from the square hole of socket, to appear, to pin front wheel carrier.Front wheel carrier and free frame are linked together, push the pressure tongue, front wheel carrier can be unloaded.A metal beam 13 is arranged between two front wheel carriers, a long and narrow collar 31 is arranged on the crossbeam, when being fixed on perambulator on the rear bicycle, this collar can be enclosed within on the front end protrusion position of bicycle hat rack, to prevent the perambulator wigwag motion.

Handrail is a U-shaped metal tube 6, and its inboard width is slightly wider than the subframe outside width.Handrail respectively has a metallic pin 21 near the two arm tops, and this pin can insert near the subframe bending the hole, to realize being connected of handrail and subframe.Also have a spring tongue 20 near the metallic pin, handrail and subframe can be fixed up, be convenient to the implementation of perambulator with this.Handrail has a nylon canvas pocket 7 between the two arm tops, and this pocket can cover front and rear wheel, prevents shimmy of front wheels and other people clothing of making dirty.

Baby (children) youngster sits pocket 48, it is a bucket-shaped nylon canvas pocket, itself and subframe bonded assembly position are covers 49 that is lined with sponge, link together with zip and subframe crossbeam, the bottom of sitting pocket is lined with rigid plastic sheet, and the forward position, bottom is sewed with a lengthened plate 50, and the front end of lengthened plate has a suspender belt 51, lengthened plate may be folded on to sit down in the end and links together with withholding on suspender belt and the knapsack at ordinary times, and the time spent can be opened and be linked together with sling swivels 52.Sitting pocket and back rest bonded assembly position is four nylon canvas limits 53, can be fixed on the back rest sitting pocket with slide fastener.What be connected with the bag-seating bottom rear portion is back board 54, and six hangers 55 are arranged on the back board, and the frenulum 56 on the knapsack can be attached thereto and connect, and also has three clamping band figure on the back board, backrest and back rest can be fixed together with this.Be a nylon paulin 57 between back board and the nylon canvas limit, can hold back board when back board puts down, make it the state that keeps substantially parallel with ground.

Beverage bottle bag 58 is seat pockets that a nylon canvas is made, and its top is fixed on the subframe arm with the sticking drawstring of nylon, and the bottom also is fixed on the body frame with the sticking drawstring of nylon, with the method fixing can sonvenient beverage take and prevent the excessive of beverage.

The utility model can be used as infant pushchair, adult back of the body frame, infant and carries on the back frame, Knapsack-rack, the portable seat of adult and baggage car and use, and can fold to carry and be placed on the bicycle and carry.

Claims

1, a kind of portable multifunctional perambulator, form by vehicle frame, front-wheel, trailing wheel, handrail, knapsack, baby carrier, wherein vehicle frame prolongs various supports such as frame, free frame, back rest and front and back wheel carrier after comprising body frame, subframe, subframe, it is characterized in that: body frame and subframe be connected and the location is to utilize subframe pin, adapter sleeve and the locating dowel pin that can slide on body frame; Body frame is to utilize hinge seat and the bayonet lock that is riveted on the body frame top with being connected of back rest; Free frame prolongs frame and links to each other respectively with behind body frame or the subframe by being installed on the metallic sheath that prolongs behind body frame and the subframe on the frame; Front wheel spindle utilizes socket and presses tongue to be installed on the free frame; The knock hole that a plurality of diverse locations are arranged on above-mentioned hinge seat, adapter sleeve or the body frame for the spring pin insertion.

2, portable multifunctional perambulator as claimed in claim 1 is characterized in that: described subframe pin shell is a U-shaped, and fixing core in the enclosure is the rectangular block with groove, and a reed with stupefied shape projection is housed therebetween.

3, portable multifunctional perambulator as claimed in claim 1 is characterized in that: shank one side of described spring pin has groove, groove internal fixation one medal spring shell fragment, and shank one end is removed handle, passes a coupling link in the open-work of the other end.