CN205612000U

CN205612000U - Backpack

Info

Publication number: CN205612000U
Application number: CN201620342988.4U
Authority: CN
Inventors: 胡浩; 林思思
Original assignee: Zhejiang Sci Tech University ZSTU
Current assignee: Zhejiang Sci Tech University ZSTU
Priority date: 2016-04-22
Filing date: 2016-04-22
Publication date: 2016-10-05
Anticipated expiration: 2026-04-22

Abstract

The utility model relates to a backpack, include: backpack body, braces, hasp, retainer, braces tail clamp, backpack frame, knob, swing arm and lock piece, the braces passes the retainer, and the connection of after section braces tail of braces presss from both sides, on the backpack body was located to the backpack frame, including first frame and second frame, the backpack frame was equipped with the notch, the hasp pin joint is in the upper portion of first frame, the hasp is connected the retainer and is in between retainer and the backpack frame, the knob pin joint is in the bottom of second frame, and the lower extreme of swing arm is connected to the knob, the swing arm is hidden in the notch of second frame, in the notch of second frame is located to the lock piece, and outstanding in the notch. The utility model discloses but backpack double -locked, safe and reliable, braces short or long, convenient and practical.

Description

Knapsack

Technical field

This utility model relates to a kind of knapsack.

Background technology

Knapsack on market is varied, fastens for knapsack, mostly uses zippered fastening method, do not design slide fastener, then using the modes such as Magnet to fasten, fasten knapsack for zip mode, the service life of slide fastener is limited, once slide fastener damages, then knapsack can not close, and impact is continuing with, and fastens knapsack for magnet-type, it is not enough that Magnet fastens intensity, and its safety is relatively low.

Utility model content

This utility model relates to knapsack, for existing issue, uses Mechanical locking features, and safe and reliable, service life is long.

This utility model provides a kind of knapsack, including: knapsack body, braces, snap close, retainer, back of the body Clip for nipping drawstring tail, knapsack housing, knob, swing arm and locking piece, described braces passes retainer, and the afterbody of braces connects back of the body Clip for nipping drawstring tail；Described knapsack housing is located on knapsack body, and including the first housing and the second housing, knapsack housing is provided with notch, and described snap close is articulated in the top of the first housing, and described snap close connects retainer and is between retainer and knapsack housing；Described knob is articulated in the bottom of the second housing, and knob connects the lower end of swing arm, and described swing arm is hidden in the notch of the second housing；Described locking piece is located at the outside in the notch of the second housing, and protrudes from described notch.

Pass through technique scheme, when fastening knapsack, inwardly pressing snap close, locking piece carries out one in putting in snap close and re-locks, and knapsack can not open, the swing arm being connected with knob is made to enter snap close by rotary knob again, carrying out two to re-lock, snap close can not outwardly open, dual Mechanical locking features, safer, the most durable in use.

As further improvement of the utility model, described snap close is provided with the first fore shaft and the second fore shaft, it is protruding that described locking piece is provided with the first locking, it is protruding that the upper end of described swing arm is provided with the second locking, when shutting knapsack, described first locking projection can put in the first fore shaft, and described second locking projection can put in the second fore shaft.By technique scheme, snap close is articulated in the correct position of the first housing, when fastening knapsack, the first locking projection on locking piece can put in the first fore shaft of snap close, and the second locking projection of swing arm upper end can put in the second fore shaft of snap close, double locking, do not affect the appearance, concealed safety.

As further improvement of the utility model, described back of the body Clip for nipping drawstring tail is provided with the 3rd fore shaft, and when shortening braces, described 3rd fore shaft is snapped on knob.By technique scheme, during braces to be shortened, can be buckled in by the 3rd fore shaft on the knob of bottom, braces is short status, and now knapsack can be as handbag.

As further improvement of the utility model, described knob is provided with rotation protruding ring, and the lower end of described swing arm is provided with connection ring, and described connection ring passes through fixture connection bump ring.By technique scheme, rotary knob, then swing arm also rotates with.

As further improvement of the utility model, the end size of described back of the body Clip for nipping drawstring tail is more than the hole size of retainer.By technique scheme, braces will not come off from retainer, and now braces is long status.

According to this utility model knapsack, when fastening knapsack, can carry out double locking, safety durable, braces adjustable length is the longest or the shortest, simple and practical.

For above and other objects, features and advantages of the present utility model can be become apparent, preferred embodiment cited below particularly, and coordinate institute's accompanying drawings, it is described in detail below.

Accompanying drawing explanation

The overall structure schematic diagram of the knapsack that Fig. 1 provides for one embodiment of this utility model.

The exploded perspective view of the knapsack that Fig. 2 provides for one embodiment of this utility model.

The knob of the knapsack that Fig. 3 provides for one embodiment of this utility model and swing arm principle schematic.

Fig. 4 re-locks schematic diagram for the two of one embodiment offer of this utility model.

In figure: 1 knapsack body, 2 braces, 3 snap closes, 4 retainers, 5 back of the body Clip for nipping drawstring tail, 6 knapsack housings, 7 knobs, 8 swing arms, 9 locking piece, 301 first fore shafts, 302 second fore shafts, 501 the 3rd fore shafts, 701 protruding rings, 801 connection rings, 802 second lockings are protruding, 901 first lockings projections.

Detailed description of the invention

By further illustrating the technological means and effect that this utility model taked by realizing predetermined utility model purpose, below fasten accompanying drawing and preferred embodiment, to according to detailed description of the invention of the present utility model, structure, feature and effect thereof, describe in detail as after.

Specifically be, " top ", " bottom ", " upper end " and " lower end " described in this specification etc. are intended merely to more clearly describe this utility model, described " top ", " upper end " are on shown in the drawings, " bottom ", " lower end " be shown in the drawings under.

A kind of knapsack, refers to Fig. 1 and Fig. 2, including: knapsack body 1, braces 2, snap close 3, retainer 4, back of the body Clip for nipping drawstring tail 5, knapsack housing 6, knob 7, swing arm 8 and locking piece 9, described braces 2 is through retainer 4, and the afterbody of braces 2 connects back of the body Clip for nipping drawstring tail 5；Described knapsack housing 6 is located on knapsack body, and including the first housing and the second housing, knapsack housing is provided with notch, and described snap close 3 is articulated in the top of the first housing, and described snap close 3 connects retainer 4 and is between retainer 4 and knapsack housing；Described knob 7 is articulated in the bottom of the second housing, and knob 7 connects the lower end of swing arm 8, and described swing arm 8 is hidden in the notch of the second housing；Described locking piece 9 is located at the outside in the notch of the second housing, and protrudes from described notch.

Preferably, refer to Fig. 2 and Fig. 4, described snap close 3 is provided with the first fore shaft 301 and the second fore shaft 302, described locking piece 9 is provided with the first locking projection 901, the upper end of described swing arm 8 is provided with the second locking projection 802, when shutting knapsack, described first locking projection 901 can put in the first fore shaft 301, and described second locking projection 802 can put in the second fore shaft 302.

Preferably, described back of the body Clip for nipping drawstring tail 5 is provided with the 3rd fore shaft 501, and when shortening braces, described 3rd fore shaft 501 is snapped on knob 7.

Preferably, referring to Fig. 2 and Fig. 3, described knob 7 is provided with rotation protruding ring 701, and the lower end of described swing arm 8 is provided with connection ring 801, and described connection ring 801 is by fixture connection bump ring 701.

Preferably, the end size of described back of the body Clip for nipping drawstring tail 5 is more than the hole size of retainer 4.

Knapsack according to this utility model embodiment, snap close 3 is articulated in the correct position of the first housing, when fastening knapsack, the most inwardly pressing snap close 3, the first locking projection 901 on locking piece 9 puts in the first fore shaft 301 of snap close 3, and knapsack can not be opened, rotary knob 7 again, drive swing arm 8 to rotate, then, in the second locking projection 802 of swing arm 8 upper end puts in the second fore shaft 302 of snap close 3, snap close can not be opened.As required the 3rd fore shaft 501 on back of the body Clip for nipping drawstring tail 5 can be buckled on knob 7, to shorten braces.

During knapsack to be opened, first reversely rotate knob 7, drive swing arm 8 to rotate, second locking projection 802 of swing arm 8 upper end screws out from the second fore shaft 302 of snap close 3, outwardly opening snap close 3 again, the first locking projection 901 skids off from the first fore shaft 301, and now knapsack can be opened.

The above, it it is only preferred embodiment of the present utility model, not this utility model is made any pro forma restriction, although this utility model discloses as above with preferred embodiment, but it is not limited to this utility model, any those skilled in the art, in the range of without departing from technical solutions of the utility model, when the technology contents of available the disclosure above makes a little change or is modified to the Equivalent embodiments of equivalent variations, in every case it is without departing from technical solutions of the utility model content, any simple modification above example made according to technical spirit of the present utility model, equivalent variations and modification, all still fall within the range of technical solutions of the utility model.

Claims

1. a knapsack, it is characterized in that, including: knapsack body (1), braces (2), snap close (3), retainer (4), back of the body Clip for nipping drawstring tail (5), knapsack housing (6), knob (7), swing arm (8) and locking piece (9), described braces (2) passes retainer (4), and the afterbody of braces (2) connects back of the body Clip for nipping drawstring tail (5)；Described knapsack housing (6) is located on knapsack body, including the first housing and the second housing, knapsack housing is provided with notch, and described snap close (3) is articulated in the top of the first housing, and described snap close (3) connects retainer (4) and is between retainer (4) and knapsack housing；Described knob (7) is articulated in the bottom of the second housing, and knob (7) connects the lower end of swing arm (8), and described swing arm (8) is hidden in the notch of the second housing；Described locking piece (9) is located at the outside in the notch of the second housing, and protrudes from described notch, close knapsack time, described snap close (3) is corresponding with the position three of the upper end of swing arm (8) and locking piece (9).

2. knapsack as claimed in claim 1, it is characterized in that, described snap close (3) is provided with the first fore shaft (301) and the second fore shaft (302), it is protruding (901) that described locking piece (9) is provided with the first locking, it is protruding (802) that the upper end of described swing arm (8) is provided with the second locking, when shutting knapsack, described first locking protruding (901) can put in the first fore shaft (301), and described second locking protruding (802) can put in the second fore shaft (302).

3. knapsack as claimed in claim 1, it is characterised in that described back of the body Clip for nipping drawstring tail (5) is provided with the 3rd fore shaft (501), and when shortening braces, described 3rd fore shaft (501) is snapped on knob (7).

4. knapsack as claimed in claim 1, it is characterised in that described knob (7) is provided with rotation protruding ring (701), and the lower end of described swing arm (8) is provided with connection ring (801), and described connection ring (801) passes through fixture connection bump ring (701).

5. knapsack as claimed in claim 1, it is characterised in that the end size of described back of the body Clip for nipping drawstring tail (5) is more than the hole size of retainer (4).