CN216776378U - Backpack with support frame - Google Patents

Abstract

The utility model relates to a backpack with support frames, which comprises a backpack body, wherein the backpack body is provided with an inner cavity and two support frames, two sides of the inner cavity are respectively provided with a support cavity, the two support frames are respectively positioned in the support cavity, each support frame comprises two fixed rods and two sliding rods, the two fixed rods are respectively connected with two sides of the support cavity, one side of each fixed rod, facing the corresponding sliding rod, is provided with a movable groove, the width of each movable groove is more than two times of the thickness of the corresponding sliding rod, two sides of each sliding rod are respectively provided with a sliding column, a sliding strip groove matched with the movable groove is arranged in the position, corresponding to the corresponding sliding column, of the movable groove, and the two sliding rods are hinged at the respective centers. The utility model provides a backpack with a support frame, which can stably support the opening of the backpack in a normally open state.

Description

Backpack with support frame

Technical Field

The utility model relates to the technical field of backpack, in particular to a backpack with a supporting frame.

Background

The backpack is a general term for the backpack carried on both shoulders. The backpack can be divided into a computer backpack, a sports backpack, a fashion backpack, a school backpack and a binding rope bag, a military backpack, a climbing backpack and the like according to different purposes of the backpack. The bag can be made into a canvas bag, an oxford fabric bag or a nylon fabric bag according to different materials.

Current shoulders bag can directly strut the opening usually when opening, and the opening that struts like this still can collapse down under the effect of gravity, perhaps retracts under the effect of the deformation restoring force of shoulders bag, and the opening is difficult to keep normally open state.

SUMMERY OF THE UTILITY MODEL

In summary, in order to overcome the defects in the prior art, the utility model provides the backpack with the support frame, which can stably support the opening of the backpack in a normally open state.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a take backpack of support frame, includes the backpack body, the backpack body is equipped with the inner chamber, still includes two support frames, the inner chamber both sides are equipped with one respectively and support the chamber, two the support frame is located one respectively support in the chamber, the support frame includes two dead levers and two slide bars, two the dead lever respectively with the both sides in supporting the chamber are connected, the dead lever towards one side of slide bar is equipped with the width and is greater than the twice the movable groove of the thickness of slide bar, the slide bar both sides are equipped with a slip post respectively, correspond in the movable groove the position of slip post is equipped with the slip strip groove rather than the adaptation, two the position at respective center of slide bar is articulated each other.

So arranged, the middle positions of the two sliding rods are hinged with each other to form an X shape, and the two sides of the sliding rods are inserted into the movable grooves of the fixed rods at the two sides, the sliding column is inserted into the sliding strip groove, when the backpack is needed to be opened, the zipper of the backpack can be opened, then seize two dead levers that are located the support frame both sides and pull it open, the sliding post that is located the sliding strip groove top among the pulling open process just can the lapse, the sliding post that is located the sliding strip groove below just can the lapse, the X shape that two sliding rods constitute will be more and more flat, link as the support between two dead levers all the time, the opening of backpack just can be strutted by two dead levers after the support frame in the support chamber of backpack inner chamber both sides all was pulled open, the dead lever that has the material to be hard material in the backpack supports, the opening can not collapse, also can not be pulled back by the restoring force, and is more stable.

Furthermore, the support cavity is provided with a positioning plate at the hinge joint position of the two sliding rods, and the positioning plate fixes the hinge joint of the two sliding rods.

So set up, the locating plate will fix the pin joint of two slide bars in a fixed point position of supporting the chamber lateral wall, can not slide from top to bottom, and two slide bars swing around this point all the time, and are more stable.

Furthermore, a positioning hole is formed in the center of the sliding rod, a positioning shaft matched with the positioning hole is arranged at the position, corresponding to the positioning hole, of the positioning plate, the length of the positioning shaft is larger than twice of the thickness of the sliding rod, and a positioning bolt in threaded connection with the positioning shaft is arranged on the top surface of the positioning shaft.

So set up, insert the locating hole of two slide bars on the location axle earlier, then twist positioning bolt at the top surface of location axle and can fix two slide bars in the position of locating plate, and the length of location axle is greater than the thickness of the double slide bar, and the locating hole just can be outstanding to the top surface of location axle, and positioning bolt's bolt head just can not clip the slide bar, influences its swing, also can not become flexible positioning bolt during the slide bar swing.

Furthermore, the positioning bolt is provided with a positioning gasket, and the outer diameter of the positioning gasket is larger than the diameter of the positioning hole.

So set up, after setting up the locating washer the bolt head size of positioning bolt alright do not do the restriction, simple to operate.

Furthermore, the slide bar is equipped with the position of slip post is equipped with the screens platform, the screens platform orientation a side end face of slide bar is protruding, the slide bar is equipped with the thickness of the position of screens platform with the movable groove adaptation.

So set up, screens platform subtend on two slide bars sets up the connection, and the whole thickness after two slide bars are connected just like this with the thickness adaptation in activity groove, screens platform part can not shake after inserting the slide groove, and is more stable.

Furthermore, the movable groove and the sliding strip groove penetrate through the fixing rod.

So set up, two grooves run through to set up and change processing, and the activity groove can not block the slide bar.

Further, the dead lever is equipped with the parcel overcoat, the parcel overcoat be equipped with the mounting groove of dead lever adaptation.

So set up, the parcel overcoat will be bar dead lever parcel in, avoid sliding strip groove and activity groove to expose outside, lead to the slip post to be drawn into the cloth in the shoulders bag when sliding in the sliding strip inslot.

Furthermore, connecting holes are formed in two ends of the fixing rod and penetrate through the wrapping outer sleeve.

So set up, can pass the connecting hole of dead lever and parcel overcoat respectively with the rope line and connect the two, can avoid the two separation after connecting, also can connect the dead lever in supporting the intracavity with this department.

Furthermore, the corner of one side of the wrapping outer sleeve back to the fixing rod is arranged in a rounded mode.

So set up, can avoid sharp limit to cut open the inside of backpack after the corner radius sets up.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is a front cross-sectional view of an embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a support frame according to an embodiment of the utility model.

Fig. 4 is an exploded view of the support frame of the embodiment of the present invention.

The reference numbers in the figures mean: 1. the backpack comprises a backpack body, 101 degrees of inner cavities, 1011 degrees of support cavities, 1012 degrees of positioning plates, 10121 degrees of positioning shafts, 10122 degrees of positioning bolts, 10123 degrees of positioning gaskets, 2 degrees of support frames, 201 degrees of fixing rods, 2011 degrees of movable grooves, 2012 degrees of sliding strip grooves, 2013 degrees of wrapping jackets, 20131 degrees of mounting grooves, 2014 degrees of connecting holes, 202 degrees of sliding rods, 2021 degrees of sliding columns, 2022 degrees of positioning holes and 2023 degrees of clamping tables.

Detailed Description

The present embodiment is only an explanation of the present embodiment, and it is not a limitation of the present embodiment, and a person skilled in the art can make modifications without inventive contribution to the present embodiment as needed after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present embodiment.

Referring to the attached drawings, the utility model provides the following technical scheme: the utility model provides a take backpack of support frame 2, includes backpack body 1, backpack body 1 is equipped with inner chamber 101, still includes two support frames 2, inner chamber 101 both sides are equipped with one respectively and support the chamber 1011, two the support frame 2 is located one respectively support in the chamber 1011, support frame 2 includes two dead levers 201 and two slide bars 202, two dead lever 201 respectively with the both sides of supporting the chamber 1011 are connected, dead lever 201 towards one side of slide bar 202 is equipped with the width and is greater than the twice the movable groove 2011 of the thickness of slide bar 202, slide bar 202 both sides are equipped with a sliding column 2021 respectively, correspond in the movable groove 2011 the position of sliding column 2021 is equipped with the slip strip groove 2012 rather than the adaptation, two the position at respective center of slide bar 202 is articulated each other.

With the arrangement, the middle positions of the two sliding rods 202 are hinged with each other to form an X shape, the two sides of the sliding rod 202 are inserted into the movable grooves 2011 of the fixed rods 201 at the two sides, the sliding column 2021 is inserted into the sliding strip groove, when the backpack is required to be opened, the zipper of the backpack can be opened, then the two fixed rods 201 at the two sides of the supporting frame 2 are grabbed to pull open the backpack, the sliding column 2021 above the sliding strip groove slides downwards in the pulling process, the sliding column 2021 below the sliding strip groove slides upwards, the X shape formed by the two sliding rods 202 is flatter and is always connected between the two fixed rods 201 as a support, the openings of the backpack can be propped by the two fixed rods 201 after the supporting frame 2 in the supporting cavities 1011 at the two sides of the inner cavity 101 of the backpack is pulled open, the fixed rods 201 made of hard material in the backpack are used for supporting, and the openings cannot collapse, can not be pulled back by the restoring force and is more stable.

In this embodiment, the support cavity 1011 is provided with a positioning plate 1012 at the hinge position of the two sliding rods 202, and the positioning plate 1012 fixes the hinge point of the two sliding rods 202.

So set up, locating plate 1012 will fix the pin joint of two slide bars 202 in a fixed point position of supporting the chamber 1011 lateral wall, can not slide from top to bottom, and two slide bars 202 swing around this point all the time, and are more stable.

In this embodiment, preferably, a positioning hole 2022 is disposed at a central position of the sliding rod 202, a positioning shaft 10121 adapted to the positioning hole 2022 is disposed at a position of the positioning plate 1012 corresponding to the positioning hole 2022, a length of the positioning shaft 10121 is greater than twice a thickness of the sliding rod 202, and a positioning bolt 10122 screwed to the positioning shaft 10121 is disposed on a top surface of the positioning shaft 10121.

So set up, insert two locating holes 2022 of slide bar 202 on locating shaft 10121 earlier, then screw in positioning bolt 10122 at the top surface of locating shaft 10121 and can fix two slide bar 202 in the position of locating plate 1012, and the length of locating shaft 10121 is greater than the twice thickness of slide bar 202, and locating shaft 10121's top surface just can be outstanding locating hole 2022, and sliding bar 202 can not be cliied to positioning bolt 10122's bolt head, influences its swing, can not become flexible positioning bolt 10122 when slide bar 202 swings yet.

Preferably, in this embodiment, the positioning bolt 10122 is provided with a positioning gasket 10123, and an outer diameter of the positioning gasket 10123 is greater than a diameter of the positioning hole 2022.

With such an arrangement, the size of the bolt head of the positioning bolt 10122 after the positioning gasket 10123 is arranged is not limited, and the installation is convenient.

In this embodiment, preferably, a position of the sliding rod 202 where the sliding column 2021 is provided with a clamping table 2023, the clamping table protrudes toward an end surface of one side of the sliding rod 202, and a thickness of the position of the sliding rod 202 where the clamping table 2023 is provided is adapted to the movable groove 2011.

So set up, screens platform 2023 on two slide bars 202 sets up the connection in opposite directions, and the whole thickness after two slide bars 202 are connected just matches with the thickness of activity groove 2011 like this, and screens platform 2023 part is inserted and is shaken after the slide groove can not, and is more stable.

In this embodiment, the movable groove 2011 and the sliding bar groove preferably penetrate through the fixing rod 201.

So set up, two grooves run through the setting and change processing more easily, and movable groove 2011 can not block slide bar 202.

Preferably, in this embodiment, the fixing rod 201 is provided with a wrapping cover 2013, and the wrapping cover 2013 is provided with a mounting groove 20131 adapted to the fixing rod 201.

So set up, including parcel overcoat 2013 will wrap up bar dead lever 201, avoid sliding bar groove and activity groove 2011 to expose outside, lead to sliding column 2021 to be drawn into the cloth in the backpack when sliding in sliding bar groove.

In this embodiment, preferably, the two ends of the fixing rod 201 are provided with connecting holes 2014, and the connecting holes 2014 penetrate through the wrapping outer sleeve 2013.

So set up, can pass the connecting hole 2014 of dead lever 201 and parcel overcoat 2013 respectively with the rope and connect the two, can avoid the two separation after connecting, also can connect dead lever 201 in supporting the chamber 1011 with this department.

Preferably, the wrapping sleeve 2013 is rounded at the corner of the side facing away from the fixing rod 201.

So set up, can avoid sharp limit to cut open the inside of backpack after the corner radius sets up.

Although the present invention has been described in detail with reference to the foregoing embodiments, the scope of the present invention is not limited thereto, and any person skilled in the art should be construed as being included in the scope of the present invention, and equivalents and modifications of the technical solution and the inventive concept thereof are also included in the scope of the present invention.

Claims (9)

1. The utility model provides a take backpack of support frame, includes the backpack body, the backpack body is equipped with inner chamber, its characterized in that: the support frame comprises two fixing rods and two sliding rods, the fixing rods are connected with the two sides of the support cavity respectively, the fixing rods face the movable groove, with the width larger than twice of the thickness of the sliding rods, of which the two sides are provided with sliding columns respectively, the positions of the sliding columns are provided with sliding strip grooves matched with the sliding strip grooves, and the two sliding rods are hinged to the positions of the centers of the sliding columns respectively.

2. The backpack with the support frame as claimed in claim 1, wherein: the support cavity is provided with a positioning plate at the hinged position of the two sliding rods, and the positioning plate fixes the hinged point of the two sliding rods.

3. The backpack with the support frame as claimed in claim 2, wherein: the positioning shaft is matched with the positioning hole, the length of the positioning shaft is more than twice of the thickness of the sliding rod, and a positioning bolt in threaded connection with the positioning shaft is arranged on the top surface of the positioning shaft.

4. The backpack with the support frame as claimed in claim 3, wherein: the positioning bolt is provided with a positioning gasket, and the outer diameter of the positioning gasket is larger than the diameter of the positioning hole.

5. The backpack with the support frame as claimed in claim 1, wherein: the slide bar is equipped with the position of slip post is equipped with the screens platform, the screens platform orientation a side end face of slide bar is protruding, the slide bar is equipped with the thickness of the position of screens platform with the movable groove adaptation.

6. The backpack with the support frame as claimed in claim 1, wherein: the movable groove and the sliding strip groove penetrate through the fixed rod.

7. The backpack with the support frame as claimed in claim 6, wherein: the dead lever is equipped with the parcel overcoat, the parcel overcoat be equipped with the mounting groove of dead lever adaptation.

8. The backpack with the support frame as claimed in claim 7, wherein: the fixing rod is characterized in that connecting holes are formed in two ends of the fixing rod and penetrate through the wrapping outer sleeve.

9. The backpack with the support bracket as recited in claim 7, wherein: the wrapping outer sleeve is back to the corner rounding arrangement on one side of the fixing rod.

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