CN202400130U

CN202400130U - Folding and damping structure of baby carriage

Info

Publication number: CN202400130U
Application number: CN201120457973XU
Authority: CN
Inventors: 许全凯
Original assignee: WEIGUAN HARDWARE PRODUCTS SHENZHEN CO Ltd
Current assignee: WEIGUAN HARDWARE PRODUCTS SHENZHEN CO Ltd
Priority date: 2011-11-18
Filing date: 2011-11-18
Publication date: 2012-08-29
Anticipated expiration: 2021-11-18

Abstract

The utility model relates to a folding and damping structure of a baby carriage. The folding and damping structure comprises a frame, a folding device and a wheel group, wherein long holes are formed on two sides of an upper folding frame of the frame and are connected with one end of a steel rope of a pull group of the folding device; the folding device is arranged on the frame and consists of an outer shell, an inner shell, a gear group and the pull group; the gear group consists of at least two convex teeth, a shaft lever, rotating teeth and a rod piece; the pull group consists of a pull block, the steel rope, a clamping piece, a pivoting piece and a tension spring; and the wheel group consists of a spindle, a wheel seat, an elastic piece, a spring, a wheel rack and a front wheel, wherein a clamping groove at the lower end of the spindle is embedded with a clamping block of the elastic piece in general use, and the spring is arranged in the wheel seat. A movable block is pulled, so that the upper folding frame and the lower folding frame can be folded; and the elastic piece is pulled, and the front wheel is detached, so that the using efficiency can be improved, and the folding and damping structure has practicality and safety.

Description

Perambulator folding and anti-vibration structure

Technical field

Relevant a kind of perambulator folding of the utility model system and anti-vibration structure are the infant article technical field, be applicable to one provide the infant to take structure, refer to a kind of perambulator especially with folding, shock-absorbing and quick detach usefulness.

Background technology

Press, " perambulator bending joint safety is protected clamp device " of commonly using is like People's Republic of China's patent application case number the 201020004072.0th, and a kind of perambulator bending joint safety is protected clamp device, includes joint set, concave face and raised face at least; It is characterized in that:

Joint set; Form by combined block, pivot end A, sidewall, axis hole, engagement groove, movable block, perforation, pivot, pivot end B; Combined block one end place is provided with pivot end A; On the combined block dual side-edge and be formed with sidewall respectively, this two sidewall then all has the axis hole that runs through, and between said two sidewalls and be formed with engagement groove;

One can be placed in the movable block in the engagement groove; This movable block is provided with a perforation, and said axis hole is communicated with into a through hole with this perforation, and one as the fast center of rotation of activity and make movable block be articulated in the pivot on the combined block; Run through this axis hole and perforation simultaneously, one end place also is provided with pivot end B in movable block;

Said concave face is arranged on the corresponding outer wall of combined block and movable block institute;

Said raised face is arranged on the corresponding outer wall of movable block and combined block institute, and relative engagement is on concave face.

Its above-mentioned described " perambulator bending joint safety is protected clamp device "; The technical characterictic of this creation system sees through combined block and movable block in start; But in the lump by raised face just relative engagement prevent the facts that its bending joint is crushed accidentally in concave face, but the structure of its two member is under long-term use, usually the phase mutual friction still possibly make its structure wearing and tearing and produces slot is arranged; Therefore, the place of improvement again can be arranged on the structure of bending.

Because above-mentioned disappearance drawback; The inventor thinks that it has necessity anxious to be corrected, and then is engaged in the many years of experience that Related product manufactures and designs with it, and always adheres to the well-designed theory that has; To above bad place study and composition in addition; Through after constantly making great efforts, be to release the utility model perambulator folding and anti-vibration structure eventually, it promotes the effect of product with corrigendum good quality production structure.

Summary of the invention

The purpose of the utility model is, a kind of perambulator folding and anti-vibration structure are provided, and it is convenient to folding, quick detach and shock-absorbing usefulness can be arranged, can effectively promote single-piece effective utilization and safety.

Be the purpose of taking off before reaching, the utility model discloses a kind of perambulator folding and anti-vibration structure, it is characterized in that comprising:

Two folding mechanisms are arranged on the last folding frame of vehicle frame, following folding frame and bracket of rear mounting connection, are made up of shell, inner casing, gear cluster and pulling group; Outward, inner casing makes up each other, gear cluster is made up of at least two double wedges, axostylus axostyle, rotary teeth and rod member, two double wedges are located at down the following attaching parts both sides of folding frame; Respectively be pivoted with an axostylus axostyle on its two double wedge; And the mutual interlock of two double wedges and rotary teeth, its rotary teeth is provided with a rod member, and the pulling group is made up of pulling block, cable wire, fastener, hinged arm and extension spring; Pulling block be nested with the slotted hole of the last folding frame outside on; Its cable wire one end mat locking part is fixed on the slotted hole, and cable wire in addition end be provided with to part and collude on fastener, on fastener, be provided with a hinged arm; Thereby and when upper and lower folding frame folding, make the double wedge on the above-mentioned attaching parts down moving on the rod member that the extension spring two ends are bonded on gear cluster respectively and the hinged arm with the corresponding tooth of rotary teeth, in being provided with the wheel group below the folding frame front end down;

This wheel group is made up of main shaft, wheel seat, shell fragment, spring, wheel carrier and front-wheel; Main shaft is located on the following folding frame of vehicle frame, and the main shaft lower end is formed with draw-in groove, and outside main shaft, is provided with a wheel seat; The nearly at of wheel seat is provided with a shell fragment; Shell fragment one side be formed with can with the fixture block of main shaft lower end draw-in groove tabling, a side is provided with a spring in wheel seat, both ends of the spring engages with wheel seat and wheel carrier respectively; Wheel carrier is arranged on wheel seat below, the front-wheel that can dismantle with the following folding frame of vehicle frame when the draw-in groove that is provided with a pair of fixture block and main shaft when shell fragment in the wheel carrier both sides is separated.

Wherein, be formed with groove on the rear connectors of the bracket of rear mounting of vehicle frame.

Through said structure, the utility model this compared to known techniques " perambulator bending joint safety is protected clamp device ", clamping structure is protected in the bending of this known techniques; Its structure is under long-term use, and usually the phase mutual friction still may be worn and torn and produced slot, and folding of the utility model perambulator and anti-vibration structure; Lie in the preferable folding mechanism of a covering property respectively is set on the folding frame left and right side, to let upper and lower folding frame when the folding, the member in its folding mechanism does not have the facts that crushes and takes place; And member in set tool shock-absorbing of front-wheel and quick detach function; The usefulness that reduces amplitude of vibration can be arranged, and can help front-wheel and do dismounting, mat it; Its single-piece effective utilization is superior to known techniques, and the safety of the utility model and practicality are also preferable.

Description of drawings

Fig. 1: the whole three-dimensional combination scheme drawing of the utility model;

Fig. 2: the folding mechanism three-dimensional exploded view of the utility model;

Fig. 3: the wheel group three-dimensional exploded view of the utility model;

Fig. 4: the section-drawing that the folding mechanism of the utility model makes up each other;

Fig. 5: the folding mechanism pulling pulling block of the utility model is implemented the section-drawing of folding;

Fig. 6: the utility model is with the schematic perspective view of the downward folding of upper and lower folding frame;

Fig. 7: the section-drawing that the utility model folds upper and lower folding frame;

Fig. 8: the vehicle frame of the utility model is accomplished the schematic perspective view that folds;

Fig. 9: the section-drawing that the wheel group of the utility model makes up each other;

Figure 10: the wheel group of the utility model is implemented the generalized section of shock-absorbing usefulness;

Figure 11: the generalized section that the utility model is disassembled the enforcement of wheel group.

The specific embodiment

Relevant a kind of perambulator folding of the utility model system and anti-vibration structure, it comprises [seeing also Fig. 1, Fig. 2]:

One vehicle frame 1; Mainly by last folding frame 11, folding frame 12 is formed with 13 of bracket of rear mountings down; Should go up folding frame 11, following folding frame 12 and bracket of rear mounting 13 and be all a U type support body, can be affixed in each U type support body open end with folding mechanism 2, on last folding frame 11 and arranged on left and right sides, be bordering on the handgrip place and respectively be provided with a slotted hole 111; Its each slotted hole 111 can interconnect with cable wire 242 1 ends of the pulling group 24 of folding mechanism 2; This time folding frame 12 lower ends are provided with wheel group 3, and it is one skewed that last folding frame 11 and following folding frame 12 can become, and upper and

lower folding frame

11,12 connections are provided with this bracket of rear mounting that has trailing wheel 13; Be respectively equipped with upper connector 112, following attaching parts 121 and rear connectors 131 in upper and

lower folding frame

11,12 and bracket of rear mounting 13 junctions in addition; Be formed with groove 1311 on this rear connectors 131, and, above-mentioned upper and lower and rear connectors 112,121 and 131 outsides be provided with folding mechanism 2 outward,

inner casing

21,22;

Two folding mechanisms 2; System is arranged on last folding frame 11, the following folding frame 12 and bracket of rear mounting 13 connections of vehicle frame 1; Each folding mechanism 2; Main system is made up of with 24 of pulling groups shell 21, inner casing 22, gear cluster 23, the upper connector 112 outer, that

inner casing

21,22 is separately positioned on folding frame 11, outer, the interior both sides of following attaching parts 121 and the rear connectors 131 of bracket of rear mounting 13 of folding frame 12 down, and outside it,

inner casing

21,22 can make up each other; Gear cluster 23 is made up of with rod member 234 at least two double wedges 231, axostylus axostyle 232, rotary teeth 233; Two double wedges 231 are located at down following attaching parts 121 both sides of folding frame 12, and respectively be provided with a perforation 2311 on its two double wedge 231 and axostylus axostyle 232 be pivoted and wear and set firmly with another perforation 2311 into the following conduit 1212 of attaching parts 121, and two double wedges 231 and rotary teeth 233 interlocks each other; Its rotary teeth 233 is provided with a rod member 234 and can be fixed between two holes 2331; And pulling group 24 is made up of pulling block 241, cable wire 242, fastener 243, hinged arm 244 and extension spring 245, pulling block 241 be nested with the slotted hole 111 corresponding outsides of last folding frame 11 on, but its cable wire 242 1 end mat locking parts are fixed on the slotted hole 111; And cable wire 242 end in addition is provided with can penetrate in the upper connector 112 and be resisted against and supports part 2421 on the fastener 243; Use and collude on fastener 243, be provided with hinged arm 244 in fastener 243, these hinged arm 244 two ends sides can engage with the groove 1311 of the rear connectors 131 of above-mentioned bracket of rear mounting 13 each other; And extension spring 245 two ends are bonded on respectively on the rod member 234 and hinged arm 244 of gear cluster 23; When upper and

lower folding frame

11,12 foldings, can make above-mentioned double wedge 231 moving with rotary teeth 233 corresponding teeth, continuing is provided with wheel group 3 in folding frame 12 front ends below down;

One wheel group 3, [please consulting Fig. 3 in the lump] main system is made up of with 36 on front-wheel main shaft 31, wheel seat 32, shell fragment 33, spring 34, wheel carrier 35, and main shaft 31 is located on the following folding frame 12 of vehicle frame 1; And main shaft 31 lower ends are formed with draw-in groove 311; Main shaft 31 can penetrate in wheel seat 32 and the wheel carrier 35, makes the draw-in groove 311 and the fixture block 331 of shell fragment 33 can be chimeric each other at general condition of service, [please consulting Fig. 9 in the lump] and be provided with a wheel seat 32 in main shaft 31 outsides; Wheel seat 32 nearly at are provided with the shell fragment 33 that is the shape of falling V and can pulls; Shell fragment 33 1 sides are formed with fixture block 331, and a side is provided with a spring 34 as the shock-absorbing effect in wheel seat 32, and these spring 34 two ends are bonded with each other with wheel seat 32 and wheel carrier 35 respectively; Its wheel carrier 35 is arranged on wheel seat 32 belows; Be provided with a pair of front-wheel 36 in wheel carrier 35 both sides,, can make two front-wheels 36 do dismounting downwards when the draw-in groove 311 of the fixture block of shell fragment 33 331 with main shaft 31 is separated.

Perambulator folding of the utility model and anti-vibration structure are in an assembled embodiment; This is that folding mechanism 2 is implemented to be assembled in the condition of service on the vehicle frame 1; [seeing also Fig. 4] supposed to go up on the folding frame 11 wherein, and the folding mechanism 2 of a side makes up; [please consulting Fig. 2 in the lump] perforation 2311 on each double wedge 231 can make axostylus axostyle 232 be pivoted and wear into the conduit 1212 that descends attaching parts 121 and set firmly with another perforation 2311; And will descend attaching parts 121 to be combined in the middle of the rotary teeth 233 and down connecting bores 1211 with rotate perforation 2332 can be corresponding; Then rod member 234 is located on the hole 2331 of rotary teeth 233; And be combined in the middle of the upper connector 112 again rotary teeth 233 and connecting bores 1211, rotation perforation 2332 can be corresponding with last connecting bore 1121 down; The back connecting bore 1312 that is then run through by the inner casing hole 221 of inner casing 22 by a rivet and penetrate rear connectors 131 engages to be fixed on shell 21 inboards through last connecting bore 1121, rotation perforation 2332 to connecting bore 1211 down, and as the axle center of folding mechanism 2 starts, the hinged arm 244 with pulling group 24 is located on the perforation 2431 of fastener 243 again; And above being combined in its fastener 243 in the upper connector 112; And the groove of rear connectors 131 1311 is corresponding and can engage each other with hinged arm 244 sides, and cable wire 242 upper ends are run through and upwards penetrated can colluding to part 2421 of folding frame 11 inside and cable wire 242 lower ends by the combination bore 2432 of fastener 243 and are combined on the combination bore 2432, can be with pulling block 241 by last folding frame 11 upper end fit correspondences in slotted hole 111 outer rims; Cable wire 242 upper end mat locking part combinations are fixed in the slotted hole 111; Then can extension spring 245 upper/lower terminals be connect respectively solid on hinged arm 244 and rod member 234, and the combination that can accomplish one of which folding mechanism 2 is implemented, at this moment; Again will be in the folding mechanism 2 of last folding frame 11 opposite sides according to the combinations thereof mode, continue with the assembled embodiment of the folding mechanism 2 of accomplishing the utility model.

Hold the above, one of the utility model uses embodiment, and this hypothesis will go up the condition of service that folding frame 11 carries out folding; [seeing also Fig. 5] is earlier with upwards pulling of pulling block 241; At drawing process, can drive the upwards start in slotted hole 111 of cable wire 242 upper ends in the lump, and spur the hinged arm 244 on the fastener 243 by the part 2421 that supports of these cable wire 242 lower ends; This hinged arm 244 is broken away from by the groove 1311 of rear connectors 131; During disengaging, double wedge of gear cluster 23 231 and rotary teeth 233 start relatively then cooperate and will reach folding frame 12 power of exerting pressure downwards in last folding framves 11 outer,

inner casing

21,22 both sides; [please consulting Fig. 6 in the lump] lets this upper and

lower folding frame

11,12 cooperate the power of exerting pressure; And moving by gear cluster 23 phase teeth, in the moving process of tooth, the conduit 1212 of attaching parts 121 is done slip under the axostylus axostyle 232 of two double wedges 231 can cooperate [please consulting Fig. 7 in the lump]; Finish [seeing also Fig. 8] the use embodiment that vehicle frame 1 with completion the utility model folds that continues downwards and can should upper and

lower folding frame

11,12 fold.

And another assembled embodiment of the utility model; This hypothesis is assembled in the condition of service on the vehicle frame 1 with the front-wheel 36 of wheel group 3, and [seeing also Fig. 9] can upwards be combined in wheel seat 32 on the main shaft 31, and the shell fragment 33 that [please consulting Fig. 3 in the lump] then will be the shape of falling V is combined in nearly bottom in the wheel seat 32; The shell fragment 33 that is somebody's turn to do the shape of falling V can be resisted against on the wheel seat axle spare 321 of wheel seat 32; And the fixture block 331 in this shell fragment 33 can be entrenched on the draw-in groove 311 of main shaft 31, and its shell fragment 33 1 ends then protrude in wheel seat 32 outsides, pull so that let the user do; Then spring 34 is combined in the wheel seat 32; And spring 34 1 ends can be bonded with each other with a side in this wheel seat 32, in the lump wheel carrier 35 are combined in wheel seat 32 belows again, can be bonded on wheel carrier 35 internal fixation to let spring 34 hold in addition; Then but the mat bolting element locks this wheel carrier 35 and two front-wheels 36 each other, and then can accomplish the assembled embodiment of front-wheel 36 of the wheel group 3 of the utility model.

Hold the above; Another of the utility model uses embodiment, and this hypothesis is being carried out front-wheel 36 shock-absorbing and the condition of service of disassembling, [seeing also Figure 10] when front-wheel 36 in the process of advancing when running into pavement roughness; Can in time do extruding or uphold the amplitude that reduces front-wheel 36 vibrations by in wheel seat 32, being provided with elastomeric spring 34; Reaching shock-absorbing usefulness, and desire needs front-wheel 36 is done when disassembling, and [seeing also Figure 11] pulls end protrusion shell fragment 33 outside wheel seat 32 forward earlier; When pulling; The fixture block 331 of this shell fragment 33 can be broken away from by the draw-in groove 311 of main shaft 31, and front-wheel 36 can be drawn downwards to take off this front-wheel 36, promptly accomplishes front-wheel 36 shock-absorbings of the utility model and the use embodiment that disassembles.

Folding of the utility model perambulator and anti-vibration structure, its advantage are, are to be connected on slotted hole and the fastener by the cable wire two ends, when making the pulling block start; The member that can folding mechanism inside fastened is separated, and can let upper and lower folding frame can do folding downwards, and between front-wheel, is provided with spring and shell fragment; Spring can be in order to reducing the amplitude of vibration of this front-wheel, and shell fragment can be convenient to front-wheel done and disassemble, and makes in the adaptation between its member in the folding better; More do not take up space, mat it, integral structure simply be convenient to the operation; Not only can effectively promote effective utilization, also with the advantage of practicality and safety, be one really for quite meeting the product of progressive.

In sum, when the knowledge capital utility model has novelty, and the utility model do not see in any publication, when the regulation that meets the 93rd, 94 of patent laws.

Only the above is merely a preferred embodiment of the utility model, when can not with the scope of qualification the utility model.The equalization of promptly being done according to the utility model claim generally changes and modifies, and all should still belong in the scope that the utility model patent contains.

Claims

1. perambulator folding and anti-vibration structure is characterized in that comprising:

2. perambulator folding as claimed in claim 1 and anti-vibration structure is characterized in that, are formed with groove on the rear connectors of the bracket of rear mounting of vehicle frame.