CN201219535Y

CN201219535Y - Extensible shoes

Info

Publication number: CN201219535Y
Application number: CNU2008200950593U
Authority: CN
Inventors: 吴迪
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-06-25
Filing date: 2008-06-25
Publication date: 2009-04-15
Anticipated expiration: 2018-06-25

Abstract

The utility model provides telescopic shoes which relate to the technical field of shoes of daily life, in particular relates to telescopic shoes which are suitable for teenagers in a growth stage. The utility model provides telescopic shoes by aiming at the problem that owing to the requirement of shoes, the resource waste is caused by teenagers who grow quickly. The size of the shoes can be properly regulated according to the size of feet. The telescopic shoes adopt the technical proposal that each shoe comprises a front bottom bracing, a rear bottom bracing, a front upper and a rear upper and is characterized in that a connecting head is arranged on the front bottom bracing, the side edge of the connecting head is provided with clamping teeth, an inserting groove which is matched with the connecting head of the front bottom bracing is arranged on the rear bottom bracing, a sliding groove which is perpendicular to the middles the left groove wall and the right groove wall of the inserting groove is arranged in the rear bottom bracing, clamping pieces which are matched with the clamping teeth of the connecting head are arranged in the sliding groove, and fold bodies are arranged in a gap between the front bottom bracing and the rear bottom bracing to connect the front bottom bracing and the rear bottom bracing and between the front upper and the rear upper to connect the front upper and the rear upper. The sizes of the shoes are regulated according to the size of feet and are just suitable for the size of the feet, and the regulating range is from 1 to 4 yards, for example, shoes of 37 yards can be regulated into shoes of 41 yards.

Description

A kind of expandable-and-contractable shoe

Technical field

The utility model relates to life and uses the shoes technical field, refers more particularly to and is applicable to teen-age a kind of expandable-and-contractable shoe of the stage of growth.

Background technology

For the teenager who is in quick growth, buying the sizeable footwear of a pair of was exactly a very difficult thing originally, and the quick growth of pin allows the sizeable footwear of script in 1 year, even it is short and small improper to become again in half a year, in order to guarantee teen-age growing up healthy and sound, father and mother can only remove to buy the shoes of suitable size in time again along with their children's growth, and much still intact shoes are dropped, and cause the very big wasting of resources.

Summary of the invention

The utility model be at the teenager of quick growth because of the demand of shoes causes the problem of the wasting of resources, a kind of expandable-and-contractable shoe is proposed.Can suitably regulate the size of shoes according to the size of pin.

For realizing the purpose of this utility model, the technical scheme that adopts has: comprising: preceding bottom bracing, back bottom bracing, toe lasting and back group, it is characterized in that: bottom bracing is provided with side connector with teeth before described, described back bottom bracing is provided with a slot that matches with preceding bottom bracing connector, vertical chute in the middle part of the back also is provided with a left and right sides cell wall with slot in the bottom bracing, be provided with the fastener that matches with the connector latch in the chute, between the space of preceding bottom bracing and back bottom bracing and toe lasting be provided with pleat between the back is helped and be connected.

Described fastener comprises a left card and a right card, being equipped with a width and height on the left and right card is placed on the connector more than or equal to connector width and through hole highly, one end of left side card is located in the chute, and the other end is located at the outside of back bottom bracing; One end of right card is located in the chute, and the other end is located at the inboard of back bottom bracing, also is connected with a left end between left and right card and connects right card, and right-hand member connects the extension spring of left card.

Between described left and right card can also for: a left end connects left edge, and the spring that right-hand member connects right card connects.

Described slot bottom land is provided with at least one group of spring.

Described connector is provided with and the unidirectional qualification chute of jack, is provided with in the bottom bracing jack of back and limits the fixed block that chute cooperates.

Described connector is that nonmetallic materials are made.

Described nonmetallic materials refer to polyurethane material.

The beneficial effects of the utility model are: pin an end that exposes the card on the medial and lateral of back bottom bracing, just can stretch or the convergent-divergent shoes to certain length, adjust the yardage of shoes according to the size of pin, use the size of shoes just suitable with pin, the adjustable range of yardage is 1～4 yard, for example: 37 yards shoes can be adjusted to 41 yards shoes, the teenager who has solved quick growth to the demand of shoes and cause needn't resource.

Description of drawings

Fig. 1 is a side-looking overall structure schematic diagram of the present utility model;

Fig. 2 is the structural representation of sole portion of the present utility model;

Fig. 3 is the decomposition texture schematic diagram of Fig. 2.

The specific embodiment

Shown in Fig. 1, preceding bottom bracing 4, back bottom bracing 3, toe lasting 2 and back group 1, preceding bottom bracing 4 is provided with pleat 5 with 3 of back bottom bracings and toe lasting 2 with 1 in back group and is connected.Be provided with a fastener 6 on the bottom bracing 3 of back, the length just can adjust shoes by lower fastener 6 backs is adjusted to the yardage that is fit to pin.

Shown in Fig. 2,3, preceding bottom bracing 4 is provided with the connector 41 of the polyurethane material of dual-side with teeth 411, on the bottom bracing 3 of back, be provided with a slot 31 that matches with the connector 41 of preceding bottom bracing 4, vertical chute 32 in the middle part of the back also is provided with a left and right sides cell wall with slot 31 in the bottom bracing 3 is provided with a fastener 6 of being made up of left and right two cards 61,62 and an extension spring 63 in the chute 32.

A described left side, right card 61, be equipped with a width and height through hole 611 on 62 greater than connector 41 width and height 2mm, 621, the left end of extension spring 63 is connected on the right card 62, right-hand member is connected on the left card 61,63 pairs of left cards 61 of extension spring apply a pulling force left, the right edge of the through hole of left card 61 is stuck in the connector 41 right edge latches, right card 62 is applied a pulling force to the right, the checkpost, left side of through hole that makes left card 62 is in the tooth of checkpost, connector 41 left side, one end of left side card 61 is located in the chute 32, and the other end is located at the outside of back bottom bracing 3; One end of right card 62 is located in the chute 3, the other end is located at the inboard of back bottom bracing 3, when pressing left and right card 61,62 bared ends simultaneously from the inside and outside both sides of back bottom bracing 3 with external force, the side of the through hole of left and right card 61,62 is removed from the latch 411 of connector 41, connector 41 just can move freely in jack 31, reaches the purpose of regulating the shoes yardage.

Regulate for convenience, be provided with two springs 34 at slot 31 bottom lands, when transferring big shoes yardage, spring 31 can promote connector 41 from jack 31 automatically outward.

Firmly excessive in order to prevent in the adjustment process, thereby connector 41 is extracted the damage shoes from jack 31, be provided with and jack 3 unidirectional qualification chutes 42 on 41 on the connector, be provided with the fixed block 33 of a protrusion in jack 31 on the position corresponding with limiting chute 42, fixed block 33 guarantees that effectively pleat 5 is not pulled bad with qualification cooperating of groove 42.

The pleat 5 that preceding bottom bracing 4 and back bottom bracing are 3 is provided in a side of between both spaces, in connector 41 is wrapped in, with anti-wear.

Claims

1, a kind of expandable-and-contractable shoe, comprise: preceding bottom bracing, back bottom bracing, toe lasting and back group, it is characterized in that: bottom bracing is provided with side connector with teeth before described, described back bottom bracing is provided with a slot that matches with preceding bottom bracing connector, vertical chute in the middle part of the back also is provided with a left and right sides cell wall with slot in the bottom bracing, be provided with the fastener that matches with the connector latch in the chute, between the space of preceding bottom bracing and back bottom bracing and toe lasting be provided with pleat between the back is helped and be connected.

2, a kind of expandable-and-contractable shoe according to claim 1, it is characterized in that: described fastener comprises a left card and a right card, being equipped with a width and height on the left and right card is placed on the connector more than or equal to connector width and through hole highly, one end of left side card is located in the chute, and the other end is located at the outside of back bottom bracing; One end of right card is located in the chute, and the other end is located at the inboard of back bottom bracing, also is connected with a left end between left and right card and connects right card, and right-hand member connects the extension spring of left card.

3, a kind of expandable-and-contractable shoe according to claim 2 is characterized in that: between described left and right card can also for: a left end connects left edge, and the spring that right-hand member connects right card connects.

4, a kind of expandable-and-contractable shoe according to claim 1 is characterized in that: described slot bottom land is provided with at least one group of spring.

5, a kind of expandable-and-contractable shoe according to claim 1 is characterized in that: described connector is provided with and the unidirectional qualification chute of jack, is provided with in the bottom bracing jack of back and limits the fixed block that chute cooperates.

6, a kind of expandable-and-contractable shoe according to claim 1 is characterized in that: described connector is that nonmetallic materials are made.

7, a kind of expandable-and-contractable shoe according to claim 6, it is characterized in that: described nonmetallic materials refer to polyurethane material.