CN203897520U

CN203897520U - Hidden-pull-rod backpack

Info

Publication number: CN203897520U
Application number: CN201320798343.8U
Authority: CN
Inventors: 王天助
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-12-05
Filing date: 2013-12-05
Publication date: 2014-10-29
Anticipated expiration: 2023-12-05

Abstract

The utility model discloses a hidden-pull-rod backpack. The backpack comprises a backpack body and a pull rod part, wherein an inner interlayer through which a pull rod penetrates is arranged on the back side of the backpack body, a pull rod opening is formed between the upper end of the inner interlayer and the back side of the backpack body, and a first zipper is arranged on the pull rod opening; a pair of backpack straps is arranged on the inner interlayer, an outer interlayer is also connected in a position, which is close to the lower end, of the inner interlayer, and a second zipper is arranged between unconnected edges of the outer interlayer and the inner interlayer; a hinge piece is connected with the inner side of the top of the outer interlayer, and male and female Velcro straps matched with each other are arranged on the hinge piece and a base respectively. When the pull-rod backpack is used as a pull rod, the whole pull-rod backpack is compact in structure, the two straps cannot be contaminated, and the effect of the pull rod cannot be affected. When the pull-rod backpack is used as a backpack, a pull head is hidden in the backpack body, and side surfaces of the base and sliding wheels on the base are wrapped with the outer interlayer, so that the pull rod part is prevented from being directly propped against parts of the body of a backpacker, and the safe and comfortable carrying effect is realized.

Description

A kind of concealed handle knapsack

Technical field

The utility model relates to a kind of Knapsack structure, specifically refers to a kind of concealed handle knapsack.

Background technology

At present on a lot of backpacks, all can be provided with idler arm, bear morely during compared with heavy articles, can use pull bar to tow and replace bearing, to alleviate walk load.Pull bar knapsack is upper outside except being applied in packsack, applies greatly at present on primary and secondary students' school bag.Existing pull bar Knapsack structure includes knapsack body and idler arm, and idler arm comprises base, pull bar and the pull head that connects successively setting, and base support is in knapsack body bottom, and pull bar penetrates the interlayer at the knapsack body back side.For the ease of operation pull head, to drive pull bar flexible, described pull head is outer being exposed at outside interlayer conventionally.It is attractive in appearance that yet this of pull head kind of structural design affects knapsack, be mainly, when pull bar knapsack is done knapsack use, protrude from the pull head outside interlayer, and the pulley on base can be conflicted, be dawdled or the person's that bumps to knapsack the positions such as shoulder, neck and waist, thereby bring uncomfortable, scratching even to knapsack person.In addition, when existing pull bar knapsack is done pull bar use, the double-shoulder belt of knapsack naturally droops, and not only affects pull bar effect, but also the double-shoulder belt of can making dirty also affects overall appearance in addition.

In view of this, the problem that the inventor exists for existing pull bar knapsack conducts in-depth research, and this case produces thus.

Utility model content

The purpose of this utility model is to provide a kind of concealed handle knapsack, has the knapsack of the work used time comfortable, does that pull bar used time double-shoulder belt is hidden, compact conformation, the feature such as attractive in appearance.

In order to reach above-mentioned purpose, solution of the present utility model is:

A concealed handle knapsack, comprises body and idler arm, and this idler arm comprises pull head, pull bar and the base that connects successively setting; The back side of described bag body is provided with an intraformational bed running through for described pull bar, between the back side of the upper end of this intraformational bed and described bag body, forms and has a pull bar opening, and this pull bar opening is provided with the first slide fastener; Described intraformational bed is provided with a pair of backpack strap, and the lower side position of this intraformational bed is also connected with an outside sandwich, between the not fillet edge of this outside sandwich and intraformational bed, is provided with the second slide fastener; The inside top place of described outside sandwich is connected with a movable sheet, is respectively equipped with the male and female VELCRO of mutual coupling on this movable sheet and described base.

Described base is provided with pulley, and this pulley is rotatably installed on described base by a junction.

Adopt after such scheme, this Novel photo is for the beneficial effect of prior art: pull bar knapsack is done the pull bar used time, pull open the first slide fastener, in pull bar opening, pull out pull head and pull bar, now keep the second slide fastener closed, double-shoulder belt is hidden between outside sandwich and intraformational bed, compact conformation when whole pull bar knapsack is made pull bar, double-shoulder belt can not made dirty, can not affect pull bar effect yet.While doing knapsack use, the first slide fastener is closed, and pull bar and pull head are hidden in intraformational bed; Be fully withdrawn the second slide fastener, expose double-shoulder belt for knapsack effect, the outside sandwich bottom, also toward the bottom surface turnover of base, by the male and female VELCRO effect on movable sheet and base, is realized after outside sandwich turns down and being located.In knapsack process, pull head is hidden in bag body, and the side of base and the pulley on base are coated by outside sandwich, has avoided thus the idler arm knapsack person parts of body of directly conflicting, and brings safety, comfortable knapsack effect.

Accompanying drawing explanation

Fig. 1 is the structural representation that this Novel pull rod knapsack is done the pull bar used time;

Fig. 2 is the structural representation that this Novel pull rod knapsack is done the knapsack used time.

Label declaration

Bag body 1 intraformational bed 11

Pull bar opening 111 outside sandwich 12

The public VELCRO 122 of movable sheet 121

Pull head 21 pull bars 22

Base 23 pulleys 24

Backpack strap 3 first slide fasteners 41

The second slide fastener 42

The specific embodiment

Below in conjunction with the drawings and specific embodiments, this case is described in further detail.

This case relates to a kind of concealed handle knapsack, as shown in Figure 1-2, comprises body 1 and idler arm, and idler arm comprises pull head 21, pull bar 22 and the base 23 that connects successively setting.Base 23 is supported on the bottom position of bag body 1.

The back side of described bag body 1 is provided with an intraformational bed 11 running through for pull bar 22, and the bottom sealing of this intraformational bed 11 forms and has a pull bar opening 111 between the back side of its upper end and bag body 1, and this pull bar opening 111 is provided with the first slide fastener 41.The lateral surface of intraformational bed 11 is provided with a pair of backpack strap 3, and the lower side position of this intraformational bed 11 is connected with an outside sandwich 12, and the not fillet of this outside sandwich 12 and intraformational bed 11 is provided with the second slide fastener 42 along between (being upper edge and left and right edge).The inside top place of outside sandwich 12 is connected with a movable sheet 121, on this movable sheet 121 and base 23, be respectively equipped with the male and female VELCRO of mutual coupling, in Fig. 1, movable sheet 121 is provided with public VELCRO 122, and the bottom surface of base 23 is provided with female VELCRO (not shown).

This Novel pull rod knapsack is done the pull bar used time, as shown in Figure 1, pull open the first slide fastener 41, in pull bar opening 111, pull out pull head 21 and pull bar 22, now keep the second slide fastener 42 closures, double-shoulder belt 3 is hidden in 11 of outside sandwich 12 and intraformational beds, compact conformation when whole pull bar knapsack is made pull bar, double-shoulder belt 3 can not made dirty, can not affect pull bar effect yet.

When this Novel pull rod knapsack is done knapsack use, by the first slide fastener 41 closures, pull bar 21 and pull head 22 are hidden in intraformational bed 11; Be fully withdrawn the second slide fastener 42, expose double-shoulder belt 3 for knapsack effect; By outside sandwich 12 bottoms and toward base 23 bottom surface turnovers, by the male and female VELCRO effect on movable sheet 121 and base 23 bottom surfaces, realize the outside sandwich 12 rear location of turnover.In knapsack process, pull head 21 is hidden in bag body 1, and the pulley 24 on the side of base 23 and base 23 is by the coated buffering of outside sandwich 12, avoid thus idler arm (comprising pull head 21, base 23 and pulley 24) the knapsack person parts of body of directly conflicting, brought safety, comfortable knapsack effect.

Preferably, the pulley 24 on described base 23, it can be arranged on base 23 by 360 degree rotatably by a junction, with this, is convenient to flexible pull bar effect, is also beneficial to effective coating function of 12 pairs of pulleys 24 of outside sandwich simultaneously.

The foregoing is only this novel preferred embodiment, all equalizations of doing with this novel claim scope change and modify, and all should belong to the scope of this novel claim.

Claims

1. a concealed handle knapsack, comprises body and idler arm, and this idler arm comprises pull head, pull bar and the base that connects successively setting; It is characterized in that: the back side of described bag body is provided with an intraformational bed running through for described pull bar, between the back side of the upper end of this intraformational bed and described bag body, forms and has a pull bar opening, and this pull bar opening is provided with the first slide fastener; Described intraformational bed is provided with a pair of backpack strap, and the lower side position of this intraformational bed is also connected with an outside sandwich, between the not fillet edge of this outside sandwich and intraformational bed, is provided with the second slide fastener; The inside top place of described outside sandwich is connected with a movable sheet, is respectively equipped with the male and female VELCRO of mutual coupling on this movable sheet and described base.

2. a kind of concealed handle knapsack as claimed in claim 1, is characterized in that: described base is provided with pulley, and this pulley is rotatably installed on described base by a junction.