CN216723492U

CN216723492U - Suitcase of arbitrary open and shut location of case lid

Info

Publication number: CN216723492U
Application number: CN202220069673.2U
Authority: CN
Inventors: 虞国平; 尚学文
Original assignee: Jiaxing Xinlong Travel Articles Co ltd
Current assignee: Jiaxing Xinlong Travel Articles Co ltd
Priority date: 2022-01-12
Filing date: 2022-01-12
Publication date: 2022-06-14
Anticipated expiration: 2032-01-12

Abstract

The utility model discloses a luggage case with a case cover capable of being arbitrarily opened, closed and positioned, which structurally comprises a case body, a rotating shaft and the like, wherein one end of the rotating shaft is fixed at the bottom side of the case body, the other end of the rotating shaft is rotatably arranged in a shaft hole at the bottom side of the case cover, and meanwhile, the outer surface of the rotating shaft and the inner surface of the shaft hole form friction contact; thus, the rotating shaft bears normal rotating connection, and the friction contact rotation of the rotating shaft relative to the shaft hole enables the box cover to form arbitrary opening and closing positioning relative to the box body; obviously, only need through design unique pivot structure and relation of connection between above-mentioned case lid bottom side and the box bottom side, can just can realize opening and shutting of the relative arbitrary angle of box of case lid on the basis that does not increase any other damping device parts, it is more convenient to use to have the structure exquisiteness pleasing to the eye, low in production cost, use reliably, can not occupy advantages such as effective usage space in the box.

Description

Suitcase of arbitrary open and shut location of case lid

Technical Field

The utility model relates to a luggage case, in particular to a luggage case with a case cover capable of being arbitrarily opened and closed and positioned.

Background

The suitcase is also called a travel suitcase and a draw-bar box, and is a suitcase for containing articles carried with the suitcase during traveling, for example, the suitcase can be used for placing clothes, personal care articles, souvenirs and the like required during traveling, and the structure of the suitcase mainly comprises a suitcase body, a suitcase cover and a rotating shaft for connecting the bottom side of the suitcase body with the bottom side of the suitcase cover; therefore, the box cover can rotate around the rotating shaft relative to the box body in an opening and closing mode, and articles can be placed and stored in the box body conveniently. However, the rotating shaft of the luggage case only plays a role in connection, that is, the case cover is free to rotate relative to the case body and cannot be positioned at any opening and closing angle, so that in actual use, one hand is not required to support the opened case cover and the other hand is not required to take out or place articles from the case body, and the use process is quite troublesome and inconvenient; the box cover is not directly opened and completely spread on one side of the box body, so that the privacy of personal articles in the box body is easily exposed, and the completely spread box cover occupies a large floor area and causes inconvenience to normal passage of other people. According to the use defects, some luggage case manufacturers release a luggage case with a case cover opening and closing positioning function, a set of connecting parts with damping devices is added between the case cover and the case body, the problem of opening and closing positioning of the case cover is solved in practical use, but the connecting parts with the damping devices are additionally added, so that the production cost of the luggage case is increased, the effective use space in the case body is occupied, and the connecting structure between the case cover and the case body is too numerous and unsightly and the failure rate of opening and closing the case cover is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provide the luggage case with the arbitrarily-opened and positioned case cover, which has the advantages of exquisite and attractive structure, low production cost, reliable use and no occupation of the effectively-used space in the case body.

The technical problem of the utility model is realized by the following technical scheme:

a luggage case with a case cover capable of being arbitrarily opened, closed and positioned comprises a case body, a case cover and a rotating shaft for connecting the bottom side of the case body with the bottom side of the case cover, wherein the case cover rotates around the rotating shaft relative to the case body in an opening and closing manner; the outer surface of the rotating shaft and the inner surface of the shaft hole form frictional contact, and the rotating shaft rotates in frictional contact with the shaft hole to form arbitrary opening and closing positioning of the box cover relative to the box body.

The friction contact between the outer surface of the rotating shaft and the inner surface of the shaft hole is that the outer surface of the rotating shaft and the inner surface of the shaft hole are provided with wear-resistant rough surfaces which are mutually attached, or the rotating shaft and the shaft hole form tight fit connection which does not influence rotation.

The shaft hole is directly formed at the bottom side of the box cover, or the shaft hole is formed at the lower end of a connecting sheet, and the connecting sheet is embedded and fixed in a mounting groove at the bottom side of the box cover.

The case cover is composed of a door frame and a cover plate installed in the door frame.

The door frame cross section constitute by the apron groove at mounting groove and mounting groove top, connection piece lower extreme upwards the turn-up form the shaft hole and inlay the dress and fix in the mounting groove, the connection piece upper end stretches out the mounting groove and is equipped with the stationary blade that buckles and form, this stationary blade is fixed in the apron inslot, the apron side coincide and inlay the dress in the apron inslot.

The cross section of the mounting groove is C-shaped.

One end of the rotating shaft is provided with a flat shaft, the flat shaft is assembled in a flat hole at the top of an installation support, and the installation support is fixed on the inner side surface of the bottom side of the box body.

The bottom side of the door frame is provided with a gap groove, the top of the mounting bracket is matched and assembled in the gap groove, and the flat hole and the mounting groove are positioned on the same axis.

The mounting bracket is characterized in that rotating shafts are respectively arranged on two sides of the top of the mounting bracket, and one end of each rotating shaft is assembled in a flat hole in the top of the mounting bracket through a flat shaft to form fixation.

The width of the flat shaft is larger than the width of the groove of the mounting groove, and the thickness of the flat shaft is smaller than the groove opening of the mounting groove.

Compared with the prior art, one end of a rotating shaft forming the luggage case is fixed at the bottom side of the case body, the other end of the rotating shaft is rotatably arranged in a shaft hole at the bottom side of the case cover, and meanwhile, frictional contact is formed between the outer surface of the rotating shaft and the inner surface of the shaft hole; thus, the rotating shaft bears normal rotating connection, and the friction contact rotation of the rotating shaft relative to the shaft hole enables the box cover to form arbitrary opening and closing positioning relative to the box body; in addition, the friction contact can be realized by arranging mutually-attached wear-resistant rough surfaces on the outer surface of the rotating shaft and the inner surface of the shaft hole or directly forming close fit connection without influencing mutual rotation between the rotating shaft and the shaft hole; in addition, the shaft hole can be directly formed at the bottom side of the box cover, or the shaft hole is formed at the lower end of a connecting sheet, the connecting sheet is embedded and fixed in the mounting groove at the bottom side of the box cover, one end of the rotating shaft can be set into a flat shaft, the flat shaft is assembled in a flat hole at the top of a mounting bracket, and then the mounting bracket is fixed on the inner side surface at the bottom side of the box body; obviously, the bottom side of the box cover and the bottom side of the box body can be opened and closed at any angle relative to the box body on the basis of not increasing any other damping device parts only by designing a unique rotating shaft structure and a unique connecting relation, so that the box cover has the advantages of exquisite and attractive structure, low production cost, reliability in use, no occupation of effective use space in the box body and the like.

Drawings

Fig. 1 is a schematic cross-sectional view of the cover of the present invention in an open state.

Fig. 2 is an enlarged view of fig. 1 at a.

Fig. 3 is a schematic structural view of the door frame.

Fig. 4 is a sectional view taken along line B-B of fig. 3.

Fig. 5 is a cross-sectional view taken along line C-C of fig. 3.

Fig. 6 is a first structural view of the rotary shaft (matching with the shaft hole directly formed on the bottom side of the case cover).

Fig. 7 is a left side view of fig. 6.

Fig. 8 is a right side view of fig. 6.

Fig. 9 is a second structural view of the rotary shaft (which is matched with a shaft hole formed at the lower end of a connecting piece).

Fig. 10 is a left side view of fig. 9.

Fig. 11 is a structural diagram of a connecting piece.

Fig. 12 is a top view of fig. 11.

Fig. 13 is a schematic structural view of a mounting bracket.

Detailed Description

The embodiments of the present invention will be described in detail below with reference to the above drawings.

As shown in fig. 1 to 13, 1, 2, 21, 211, a notch groove, 212, an installation groove, 213, a cover plate groove, 214, a notch, 22, a cover plate, 3, a box lock, 4, a rotating shaft, 41, a flat shaft, 42, a wear-resistant rough surface, 5, an installation bracket, 51, a flat hole, 6, a base, 7, a connecting sheet, 71, a fixing sheet, and 8, shaft holes.

A trunk with a trunk cover capable of being arbitrarily opened, closed and positioned relates to a trunk for containing carry-on articles during outing and travelling, which mainly comprises a trunk body 1, a trunk cover 2, a rotating shaft 4 connecting the bottom side of the trunk body and the bottom side of the trunk cover, and the like, wherein a trunk lock 3 is arranged between the top side of the trunk body and the top side of the trunk cover for controlling the opening or closing of the trunk cover 2; the appearance of box 1 and case lid 2 adopt the rectangle form usually, also can design into other shapes according to actual use needs, the material is usually plastics material or aluminum alloy material.

The box cover 2 is composed of a square door frame 21 and a cover plate 22 arranged in the door frame, the cross section of the door frame 21 is composed of an installation groove 212 and a cover plate groove 213 arranged at the top of the installation groove, the cross section of the installation groove 212 is C-shaped, namely, a notch 214 is smaller than an open groove with a groove width, and the groove width of the cover plate groove 213 is larger than the groove width of the installation groove 212.

One end of the rotating shaft 4 is fixed at the bottom side of the box body 1, the other end of the rotating shaft 4 is rotatably installed in a shaft hole at the bottom side of the box cover 2, the shaft hole can be directly formed at the bottom side of the box cover 2, namely at the bottom side of the door frame 21, or the shaft hole 8 is formed at the lower end of a connecting sheet 7, and is embedded and fixed in the installation groove 212 at the bottom side of the door frame 21 through the connecting sheet.

The method specifically comprises the following steps: the lower end of the connecting piece 7 is rolled upwards to form a shaft hole 8 and is embedded and fixed in the mounting groove 212, a notch 214 of the upper end of the connecting piece 7 extending out of the mounting groove 212 is provided with a bent fixing piece 71, the fixing piece is directly fixed in the cover plate groove 213, for example, screw connection, strong glue bonding or welding and the like, then the side edge of the cover plate 22 is embedded and matched in the cover plate groove 213 to form hidden installation, and at the moment, the connecting piece 7 can form fixed installation in the mounting groove 212.

One end of the rotating shaft 4 can be directly integrally formed at the bottom side of the box body 1, or one end of the rotating shaft 4 can be set as a flat shaft 41 which is assembled in a flat hole 51 at the top of an installation support 5 and then fixed on the box body 1 by the installation support, and according to the difference of the selected materials of the box body, the installation support 5 can be directly fixed on the inner side surface of the bottom side of the box body 1, or the installation support 5 is firstly fixed on a base 6 and then fixed on the inner side surface of the bottom side of the box body 1 by the base; meanwhile, when the mounting bracket 5 is used as a connecting part, the bottom side of the door frame 21 is further provided with a notch groove 211 for mounting the top of the mounting bracket 5, and after the top of the mounting bracket is fitted in the notch groove 211, the flat hole 51 and the mounting groove 212 are just positioned on the same axial line; thus, the rotating shafts 4 are respectively arranged on two sides of the top of the mounting bracket 5, one end of each rotating shaft is assembled in the flat hole 51 on the top of the mounting bracket 5 through the flat shaft 41 to form a fixed structure, and the other end of each rotating shaft 4 is embedded in the installation groove 212 on the bottom side of the door frame 21 through the connecting sheet 7, so that the opening and closing rotation of the bottom side of the box cover 2 around the rotating shafts 4 relative to the bottom side of the box body 1 is formed.

The design of the notch groove 211 and the mounting groove 212 is also that in order to facilitate that the other end of the rotating shaft 4 with the connecting sheet 7 slides into the mounting groove 212 through the notch groove 211, when the top of the mounting bracket 5 is assembled in the notch groove 211 in a matching manner and the flat hole 51 and the mounting groove 212 are positioned on the same axis, the rotating shaft 4 in the mounting groove 212 is only required to be slid to enable the flat shaft 41 at one end to be assembled in the flat hole 51 at the top of the mounting bracket 5, so that the rotating connection of the mounting bracket 5 relative to the door frame 21, namely the rotating connection of the bottom side of the box cover 2 relative to the bottom side of the box body 1, can be formed.

Of course, the width of the flat shaft 41 needs to be larger than the width of the mounting groove 212, and the thickness of the flat shaft 41 needs to be smaller than the notch 214 of the mounting groove 212, for the purpose of: through the notch 214 that the thickness of the flat shaft 41 is smaller than the mounting groove 212 upwards, the whole rotating shaft 4 can be conveniently and completely slid into the mounting groove 212 through the notch groove 211, so that the matching assembly of the top of the mounting bracket 5 in the notch groove 211 can be facilitated, then the rotating shaft 4 in the sliding mounting groove 212 enables the flat shaft 41 at one end to be assembled in the flat hole 51 at the top of the mounting bracket 5, the rotating shaft 4 can be driven to rotate for a certain angle by properly rotating the mounting bracket 5, namely the flat shaft 41 is driven to deviate the notch 214 by the thickness to enable the width of the flat shaft 41 to be aligned to the notch 214, and therefore, when the bottom side of the box cover 2 is rotated and opened relative to the bottom side of the box body 1 for a long time, the mounting bracket 5 which is caused by the fact that the rotating shaft 4 is retracted into the mounting groove 212 again in a sliding manner can be connected and loosened from the notch groove 211.

The outer surface of the rotating shaft 4 and the inner surface of the shaft hole 8 form friction contact, namely, on the basis of not influencing mutual rotation, relative friction exists between the rotating shaft 4 and the shaft hole 8, and the rotating shaft 4 rotates in friction contact with the shaft hole 8 to form arbitrary opening and closing positioning of the box cover relative to the box body.

The friction contact usually is that the outer surface of the rotating shaft 4 and the inner surface of the shaft hole 8 are provided with wear-resistant rough surfaces 42 which are mutually attached, or the rotating shaft 4 and the shaft hole 8 are directly connected in a tight fit manner without influencing rotation, generally, the rotating shaft 4 adopts a non-circular shaft or the shaft hole 8 adopts a non-circular hole and the like.

The connecting parts of the rotating shaft 4, the connecting sheet 7, the mounting bracket 5 and the like are mainly processed by stamping, turning, extrusion forming and the like, have the characteristics of small volume, long service life, wear resistance, good stability, convenient assembly and the like, are all hidden and designed in the case cover 2 or the case body 1, and ensure the appearance attractiveness of the luggage case.

Particularly, the box cover 2 can be opened and closed at any angle relative to the box body 1 without adding any other damping device parts, the use is more convenient, and the box cover has the advantages of exquisite and attractive structure, low production cost, reliable use, no occupation of effective use space in the box body 1 and the like.

The above description is only an example of the present invention, and those skilled in the art will understand that any equivalent structure design of the present invention should be included in the protection scope of the present invention.

Claims

1. A trunk with a trunk cover capable of being arbitrarily opened, closed and positioned comprises a trunk body (1), a trunk cover (2) and a rotating shaft (4) for connecting the bottom side of the trunk body with the bottom side of the trunk cover, wherein the trunk cover (2) rotates around the rotating shaft (4) to open and close relative to the trunk body (1), and is characterized in that one end of the rotating shaft (4) is fixed at the bottom side of the trunk body (1), and the other end of the rotating shaft (4) is rotatably arranged in a shaft hole (8) at the bottom side of the trunk cover (2); the outer surface of the rotating shaft (4) and the inner surface of the shaft hole (8) form frictional contact, and the rotating shaft (4) rotates relative to the frictional contact of the shaft hole (8) to form the arbitrary opening and closing positioning of the box cover (2) relative to the box body (1).

2. The luggage case with the freely opened and closed and positioned case cover according to claim 1 is characterized in that the frictional contact between the outer surface of the rotating shaft (4) and the inner surface of the shaft hole (8) is that the outer surface of the rotating shaft (4) and the inner surface of the shaft hole (8) are provided with wear-resistant rough surfaces (42) which are mutually attached, or a tight fit connection which does not influence the rotation is formed between the rotating shaft (4) and the shaft hole (8).

3. The luggage case with the case cover capable of being arbitrarily opened, closed and positioned according to claim 1, characterized in that the shaft hole (8) is directly formed on the bottom side of the case cover (2), or the shaft hole (8) is formed at the lower end of a connecting piece (7) which is embedded and fixed in a mounting groove (212) on the bottom side of the case cover (2).

4. A trunk with a freely openable and positionable cover according to claim 3, wherein the cover (2) is formed by a door frame (21) and a cover plate (22) installed in the door frame.

5. The luggage case with the case cover capable of being arbitrarily opened, closed and positioned according to claim 4, wherein the cross section of the door frame (21) is composed of a mounting groove (212) and a cover plate groove (213) at the top of the mounting groove, the lower end of the connecting piece (7) is upwards rolled to form a shaft hole (8) and is embedded and fixed in the mounting groove (212), the upper end of the connecting piece (7) extends out of the mounting groove (212) and is provided with a bent fixing piece (71) which is fixed in the cover plate groove (213), and the side edge of the cover plate (22) is embedded and matched in the cover plate groove (213).

6. The luggage case with the freely opened and closed and positioned cover as claimed in claim 3, wherein the cross section of the mounting groove (212) is C-shaped.

7. A suitcase with its lid arbitrarily openable and positionable according to claim 4, characterised in that the hinge (4) is provided at one end with a flat shaft (41) which fits into a flat hole (51) in the top of a mounting bracket (5), the mounting bracket (5) being fixed to the inside of the underside of the suitcase body (1).

8. The luggage case with the arbitrary opening and closing positioning of the case cover according to claim 7 is characterized in that the bottom side of the door frame (21) is provided with a gap groove (211), the top of the mounting bracket (5) is fitted in the gap groove (211) in a matching way, and the flat hole (51) and the mounting groove (212) are positioned on the same axis.

9. The luggage case with the case cover capable of being arbitrarily opened, closed and positioned according to claim 7, characterized in that two sides of the top of the mounting bracket (5) are respectively provided with a rotating shaft (4), and one end of the rotating shaft at each side is assembled in a flat hole (51) at the top of the mounting bracket (5) through a flat shaft (41) to form fixation.

10. The luggage case with the freely opened and closed and positioned cover as claimed in claim 7, wherein the width of the flat shaft (41) is larger than the width of the mounting groove (212), and the thickness of the flat shaft (41) is smaller than the notch of the mounting groove (212).