CN218219427U

CN218219427U - Side-opening draw-bar box

Info

Publication number: CN218219427U
Application number: CN202121483603.3U
Authority: CN
Inventors: 李建锋
Original assignee: Guangdong Mingheng Supply Chain Co ltd
Current assignee: Guangdong Mingheng Supply Chain Co ltd
Priority date: 2021-06-30
Filing date: 2021-06-30
Publication date: 2023-01-06
Anticipated expiration: 2031-06-30

Abstract

The utility model provides a draw-bar box is opened to convenient side of using. The utility model provides a draw-bar box is opened to side, including movable pulley, case main part, side uncap, handle and pull rod assembly and pivot subassembly, the movable pulley is fixed in the bottom plate outside of case main part, the handle is fixed in the outside of case main part, the pull rod cartridge is in case main part one side, the box opening has been seted up to one side of case main part, the side is uncapped and is used for sealing the box opening, the one end that the side uncap is close to the movable pulley with the case main part is passed through the pivot subassembly is articulated, and the other end can open and shut the setting.

Description

Side-opening draw-bar box

Technical Field

The utility model belongs to the technical field of the draw-bar box, concretely relates to draw-bar box is opened to side.

Background

The draw-bar box is a luggage case with a draw bar and rollers, is a necessary article for people to travel outside due to convenient use, and along with the high-speed development of the tourism industry, the increase of the travel market brings the increasing demands of consumers on the draw-bar box, and brings new opportunities and challenges for draw-bar box enterprises.

Most of the existing draw-bar boxes are of a split structure, and when the existing draw-bar boxes are opened, the boxes need to be placed on the ground firstly, and then the zippers surrounding the three edges are unzipped, so that the whole draw-bar boxes can be opened. The opening and closing steps are multiple, objects need to be picked up by squatting on the ground, the objects need to be found in the box during security inspection, and the personal objects such as clothes are easily exposed due to the completely opened box. It is therefore desirable to provide a side-opening trolley case that is more convenient to use.

Disclosure of Invention

To the deficiency of the prior art, the utility model provides a draw-bar box is opened to side that uses more conveniently.

The utility model provides a draw-bar box is opened to side, including movable pulley, case main part, side uncap, handle and pull rod assembly and pivot subassembly, the movable pulley is fixed in the bottom plate outside of case main part, the handle is fixed in the top of case main part, the box opening has been seted up to one side of case main part, the side is uncapped and is used for sealing the box opening, the pull rod assembly cartridge is kept away from in the case main part box open-ended one side, the side is uncapped and the case main part is close to the one end of movable pulley and is passed through the pivot subassembly is articulated, and the other end can open and shut the setting.

Preferably, a first supporting frame is arranged on the inner side wall of the box main body and close to the opening of the box body, the first supporting frame surrounds the inner side wall of the box main body, a supporting surface is formed on the first supporting frame, the supporting surface is concave relative to the end face of the opening of the box body, and when the side opening cover is closed relative to the box main body, the inner edge of the side opening cover is abutted to the supporting surface.

Preferably, the first support frame is provided with a notch at the installation position of the rotating shaft component, the rotating shaft component is arranged in the notch, the first support frame is made of flexible plastic materials, and when the side opening cover is closed relative to the box main body, the inner edge of the side opening cover and the support surface form a sealing structure.

Preferably, the inner edge of the side cover is arc-shaped, the supporting surface is arc-shaped, and when the side cover is closed relative to the box main body, the inner edge of the side cover is in fit abutment with the arc-shaped supporting surface.

Preferably, the case main part is close to the box opening part encircles and is provided with second sand grip and installation position, be provided with on the first carriage can with the fixed support groove of second sand grip, first carriage with during the installation of case casing, the second sand grip quilt first support frame cladding, the support groove is close to the lateral wall connection of side opening cover one side is provided with the support bar, be provided with on the support bar the holding surface, the installation position sets up between box opening and second sand grip, is provided with first spread groove and second spread groove on the installation position, the opening of first spread groove and second spread groove is towards installation position middle part, the support bar is installed in the installation position, just insert in first spread groove and the second spread groove the support bar bottom.

Preferably, first carriage is in first fixing base installation department sets up jaggedly the second sand grip of breach department is not by first carriage cladding, set up the second draw-in groove on the pivot subassembly, the second draw-in groove card is gone into the second sand grip of breach department.

Preferably, the rotating shaft assembly comprises a first fixing seat, a hinge and a second fixing seat, one end of the hinge is hinged to the first fixing seat, the other end of the hinge is hinged to the second fixing seat, the first fixing seat is fixedly connected with the box main body, and the second fixing seat is fixedly connected with the side opening cover.

Preferably, be provided with first sand grip on the case main part medial surface, set up on the first fixing base can with the first draw-in groove of first sand grip cooperation installation, first draw-in groove runs through the both sides of first fixing base, first sand grip with lock through fixed subassembly after the cooperation of first draw-in groove.

Preferably, the rotating shaft assembly comprises 2 hinges, and the 2 hinges are respectively arranged on two sides of the first fixed seat.

Preferably, the hinge includes first articulated arm and second articulated arm of mutual articulated, first articulated arm with first fixing base is articulated, the second articulated arm with the second fixing base is articulated, arc screens have all been seted up on first articulated arm and the second articulated arm, be provided with the stopper on the first fixing base, the stopper set up in the hinge with between the side is opened the lid, be used for the butt first articulated arm.

Preferably, a shaft body is arranged at one end, close to the side opening cover, of the first fixing seat, extending ends extend towards two sides of the first fixing seat, a shaft groove matched with the shaft body is formed in the side opening cover, shaft holes are formed in two sides of the shaft groove, the shaft body is installed in the shaft groove, and the extending ends of the shaft body are inserted into the shaft holes.

Preferably, be provided with first side connecting portion and second side connecting portion on the second fixing base, be formed with the contained angle between the connection face of first side connecting portion and the connection face of second side connecting portion, the side is opened and is covered and be close to case main part department is provided with first connection face and second connection face, be formed with the contained angle between first connection face and the second connection face, the connection face of first side connecting portion with first connection face cooperation is connected to it is fixed through fixed subassembly, the connection face of second side connecting portion with the second is connected the face cooperation and is connected to it is fixed through fixed subassembly, the side is uncovered for when case main part is closed, the first connection face orientation of institute.

Preferably, the side cover comprises an annular face frame and a panel, the face frame is arranged around the panel, an inner frame body and an outer frame body are arranged on the face frame, the outer frame body surrounds the outer side of the inner frame body, and when the side cover is closed relative to the box main body, the inner frame body is closer to the inside of the box main body relative to the outer frame body;

the inner frame body and the outer frame body are of hollow structures, the outer side face of the outer frame body is an arc face, and when the side cover is closed relative to the box main body, the arc face is abutted to the inner edge of the box main body;

preferably, the hinge is a damped hinge.

Preferably, the box body and the side cover are made of cemented carbide materials.

Preferably, the side uncap keep away from pivot subassembly serve be provided with side uncap fixed connection's closure subassembly, be provided with the hasp on the closure subassembly, be provided with the lock body in the case main part, the inside spring assembly that is provided with of lock body, the lock body is connected with control assembly, control assembly sets up on the case main part lateral wall, the lock body with when the hasp cooperatees, the hasp inserts in the lock body, control assembly is steerable spring assembly will with lock body complex hasp pops out.

Preferably, a first placing groove which is concave relative to the outer end part of the box main body is installed on the outer side of the box main body, and the handle is embedded in the first placing groove and can move up and down relative to the first placing groove.

Preferably, the handle is arranged at one side close to the first placing groove, and a taking area is arranged between the other side of the first placing groove and the handle.

Preferably, when the handle is matched with the first placing groove, the top of the handle is flush with the outer end part of the box main body, or the top of the handle is concave relative to the outer end part of the box main body.

Preferably, a first slot and a second slot are respectively arranged at two ends of the inside of the first placing slot, the handle comprises a hand-held portion and a first connecting end portion and a second connecting end portion which are located at two ends of the hand-held portion, the first connecting end portion is inserted into the first slot and can move in the first slot along the direction from the slot bottom to the slot opening of the first placing slot, and the second connecting end portion is inserted into the second slot and can move in the second slot along the direction from the slot bottom to the slot opening or from the slot opening to the slot bottom of the first placing slot.

Preferably, the side walls of the two sides of the first slot position are respectively provided with a first inclined slot and a second inclined slot, the side walls of the two sides of the second slot position are respectively provided with a third inclined slot and a fourth inclined slot, the first inclined slot, the second inclined slot, the third inclined slot and the fourth inclined slot extend obliquely from the slot bottom to the slot opening of the first placing slot, the first connecting end protrudes towards the two sides and is provided with a first connecting pin, one end of the first connecting pin is matched with the first inclined slot, the other end of the first connecting pin is matched with the second inclined slot, the second connecting end protrudes towards the two sides and is provided with a second connecting pin, one end of the second connecting pin is matched with the third inclined slot, and the other end of the second connecting pin is matched with the fourth inclined slot.

Preferably, the first slot position and the second slot position are close to a first side wall of the first placing slot, the first inclined slot and the third inclined slot are through slots, the first inclined slot and the third inclined slot both penetrate through the first side wall, and the second inclined slot and the fourth inclined slot are non-through slots;

the box body further comprises a second placing groove, the first placing groove is embedded in the second placing groove, a first protruding portion and a second protruding portion matched with the first recessed portion and the second recessed portion are arranged on the second placing groove, the first protruding portion and the second protruding portion face the inside of the second placing groove in a protruding mode, when the first placing groove and the second placing groove are matched, the first recessed portion and the second recessed portion are located on the inner sides of the first protruding portion and the second protruding portion respectively.

Preferably, a second placing groove which is recessed relative to the box main body is further installed on the outer side of the box main body, a handle installing notch is formed in the box main body, the first placing groove and the second placing groove are installed in the handle installing notch, the first placing groove is embedded in the second placing groove and locked through a fixing component, and a part, connected with the handle installing notch, of the box main body is inserted between the first placing groove and the second placing groove.

Preferably, the second placing groove extends towards the periphery of the notch of the box main body to form a first supporting part, the first supporting part supports the box main body positioned at the periphery of the handle installation notch, one side, close to the opening of the first placing groove, of the first supporting part is provided with a plurality of first reinforcing ribs surrounding the handle installation notch, and one side, close to the bottom of the opening of the first placing groove, of the first supporting part is provided with a plurality of second reinforcing ribs surrounding the handle installation notch;

the inner side of the box main body is abutted with a reinforcing plate, a first reinforcing plate notch matched with the handle installation notch is formed in the reinforcing plate, the first placing groove and the second placing groove are installed in the notch of the reinforcing plate, the part, connected with the first reinforcing plate notch, of the reinforcing plate is inserted between the first placing groove and the second placing groove and located between the second placing groove and the box main body, and an annular groove body is arranged at the outer edge of the reinforcing plate and close to the reinforcing plate on the reinforcing plate.

Preferably, the other side of the box main body, which is far away from the side cover, is provided with a back opening and a back plate, the back plate closes the back opening, the box main body is close to the back opening and is provided with a second supporting frame, the second supporting frame surrounds the back opening, the back plate is arranged in a concave manner relative to the outer side end of the second supporting frame, and the second supporting frame abuts against the outer side of the back plate.

Preferably, a third convex strip is arranged on the inner side wall of the box main body, which is adjacent to the back surface in a looped manner, the edge of the back plate is embedded between the third convex strip and the second support frame, and the third convex strip, the back plate and the second support frame are locked by a fixing component after being matched;

the box body is characterized in that the inner side wall of the box body is adjacent to the opening in the back face and is further provided with a second installation position and a sealing rubber strip in a surrounding mode, the third convex strip is located on the inner side of the back plate, the second installation position and the second supporting frame are located on the outer side of the back plate, one end of the sealing rubber strip is installed in the second installation position, the other end of the sealing rubber strip is abutted to the second supporting frame, the sealing rubber strip is abutted to the outer side of the back plate, and the second supporting frame and the sealing rubber strip are made of flexible plastic materials.

Preferably, the outer side of the second mounting position is turned inwards to form a folded part back to the bottom of the second mounting position, a third connecting groove is formed between the folded part and the bottom of the second mounting position, and the sealing rubber strip is mounted in the second mounting position and inserted into the third connecting groove.

Preferably, the box main body is a rectangular cylinder formed by bending hard alloy, two bent ends of the box main body are fixedly connected, the other side, away from the side cover, of the box main body is provided with a back opening and a back plate, the back plate seals the back opening, the pull rod assembly is arranged on the inner side of the back plate, and a flexible buffer layer is arranged between the pull rod assembly and the back plate of the box main body.

Preferably, the two ends of the box main body bent are fixedly connected through a first fixing component and a second fixing component, the two ends of the box main body bent are arranged on one side, close to the sliding wheels, of the box main body, the first fixing component is arranged on the inner side of the box main body and connected with the two ends of the box main body bent, and the second fixing component is arranged on the outer side of the box main body and connected with the two ends of the box main body bent.

Preferably, a first pull rod groove is installed at the joint of the top of the box main body and the back plate, the first pull rod groove penetrates through the top of the back plate, the upper end of the pull rod assembly is installed in the first pull rod groove, and the lower end of the pull rod assembly is inserted into the box main body and is connected with the bottom of the box main body.

Preferably, the junction of the top of the box main body and the back plate is further provided with a second pull rod groove penetrating through the top of the back plate, the first pull rod groove is embedded in the second pull rod groove, a clamping groove surrounding an opening of the first pull rod groove is formed between the first pull rod groove and the second pull rod groove, the box main body and the back plate are all embedded in the clamping groove, the second pull rod groove comprises a third bearing portion and a fourth bearing portion, the third bearing portion supports the inner side of the box main body, the fourth bearing portion is abutted to the inner side of the back plate, a reinforcing plate is arranged on the inner side of the top of the box main body, and the reinforcing plate is inserted into the clamping groove and located between the box main body and the second pull rod groove.

Preferably, a back plate is arranged on the other side of the box main body far away from the side cover, an annular reinforcing belt is arranged on the outer side of the box main body and is arranged between the back plate and the box opening, the reinforcing belt comprises a plurality of strips protruding or sinking relative to the outer side of the box main body, and the plane surrounded by the strips is parallel to the plane of the box opening.

Preferably, the handle is mounted in the region of a reinforcing strip at the top of the box body, the strip being an arcuate slot recessed relative to the outside of the box body.

The utility model provides a draw-bar box is opened to side convenient to use.

Drawings

The foregoing and other objects, features and advantages of the invention will be apparent from the following more particular description of preferred embodiments of the invention, as illustrated in the accompanying drawings. Like reference numerals refer to like parts throughout the drawings, and the drawings are not intended to be drawn to scale in actual dimensions, emphasis instead being placed upon illustrating the principles of the invention.

Fig. 1 is a schematic perspective view of a left rotary shaft assembly provided in an embodiment of the present invention;

fig. 2 is a schematic side view of a left side rotary shaft assembly provided in the embodiment of the present invention;

fig. 3 is a schematic perspective view of a right rotary shaft assembly according to an embodiment of the present invention;

fig. 4 is a schematic view of a mounting structure of the rotating shaft assembly and the side opening cover provided by the embodiment of the present invention;

fig. 5 is a schematic view of a structure of the rotating shaft assembly and the box body provided by the embodiment of the present invention;

fig. 6 is a schematic view of a structure of the rotating shaft assembly and the face frame provided by the embodiment of the present invention;

fig. 7 is a schematic view of a first protruding strip matching structure of a rotating shaft assembly according to an embodiment of the present invention;

fig. 8 is a schematic structural view of a side-open draw-bar box provided by the embodiment of the invention;

fig. 9 is a schematic view of a structure of the first supporting frame and the box main body according to an embodiment of the present invention;

fig. 10 is a schematic view of a matching structure of the locking assembly and the side opening cover according to an embodiment of the present invention;

fig. 11 is a schematic view of a locking assembly and a lock body according to an embodiment of the present invention;

fig. 12 is a schematic view of a mounting structure of a handle and a box main body according to the embodiment of the present invention;

fig. 13 is a schematic view of an installation structure of the first placing groove, the second placing groove and the box main body according to an embodiment of the present invention;

fig. 14 is a schematic structural view of a first placing groove provided in an embodiment of the present invention;

fig. 15 is a schematic view of a structure of the first placing groove and the handle according to an embodiment of the present invention;

fig. 16 is a schematic view of a matching structure of the first placing groove and the second placing groove provided in the embodiment of the present invention;

fig. 17 is a schematic structural view of a second placing groove provided in the embodiment of the present invention;

fig. 18 is a schematic view of an installation structure of a draw bar assembly and a box main body according to an embodiment of the present invention;

fig. 19 is a schematic diagram of a reinforcing plate structure according to an embodiment of the present invention;

fig. 20 is a schematic view of a matching structure of the back plate and the box main body according to an embodiment of the present invention;

fig. 21 is a schematic structural view of a reinforcing band according to an embodiment of the present invention;

fig. 22 is a schematic view of a structure of the first fixing component, the second fixing component and the box body according to the embodiment of the present invention.

In the figure: 1-a box body, 11-a first protruding strip, 12-a first supporting frame, 121-a supporting surface, 122-a notch, 123-a supporting groove, 13, an end surface of a box opening, 14-a second protruding strip, 141-a bump, a connecting surface of a 142-a bump, 151-a first connecting groove, 152-a second connecting groove, 16-a lock body, 17-a control component, a 2-side open cover, 21-a surface frame, an inner edge of a 211-side open cover, 212-a shaft hole, a 213 inner frame, 214-an outer frame, 22-a panel, 23-a locking component, 231-a lock catch, a 4-a sliding wheel, 31-a first fixed seat, 311 a first clamping groove, 312-a shaft body, 3121-a clamping position, 313-a limiting block, 314 a second clamping groove, 315-a step surface, 317-a base fixed part, 318-an end fixed part, 32-a hinge, 321 arc clamping position, 322-a first hinge arm, 323-a second hinge arm-, 33-a second fixed seat, 331-a first side connecting part, 332-a second side connecting part;

5-handle, 51-first placing groove, 52-taking area, 511-first groove, 512-second groove, 501-handle, 502-first connecting end, 503-second connecting end, 5021-first connecting pin, 5031-second connecting pin, 513-first side wall, 5130-first concave part, 5132-second concave part, 5111-first inclined slot, 5112-second inclined slot, 5121-third inclined slot, 5122-fourth inclined slot, 53-second placing groove, 531-first convex part, 51-second convex part, 533 first supporting part, 5331-first reinforcing rib, 5332-second reinforcing rib, 6-back plate, 61-second supporting frame, 62-third protruding strip, 63-second mounting position, 64-sealing rubber strip, 631-part, 18-reinforcing strip, 19-reinforcing strip, 191-arc groove, 192-transition strip, 71-first fixing component, 52-third fixing component, 63-second fixing component, 532-second supporting component, 532-second groove component, and fourth fixing component.

Detailed Description

To facilitate an understanding of the present invention, the present invention will now be described more fully with reference to the accompanying drawings.

It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element and be integral therewith, or intervening elements may also be present. The terms "mounted," "one end," "the other end," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-22, an embodiment of the present invention provides a side-opening draw-bar box, which includes a sliding wheel 4, a box body 1, a side-opening cover 2, a handle, a draw-bar assembly 8 and a rotating shaft assembly, wherein the handle is fixed on the top of the box body 1, and the assembly draw-bar is inserted into one side of the box body 1, especially one side of the box body 1 with an opening. The movable pulley 4 is fixed in the bottom plate outside of case main part 1, and the box opening has been seted up to one side of case main part 1, and side open cover 2 is used for sealing the box opening, and side open cover 2 and case main part 1 are close to the one end of movable pulley 4 and pass through the pivot subassembly articulated, and the other end can open and shut the setting.

The draw-bar box is opened to side that this embodiment provided is articulated through adopting the pivot subassembly in the case bottom, realizes that the draw-bar box adopts the mode of side uncapping to seal, realizes that the user is convenient for taking article, also can realize getting of article and put, and user experience is better without falling the box.

Referring to fig. 9, in a preferred embodiment, a first supporting frame 12 is disposed on an inner side wall of the box main body 1 adjacent to the box opening, the first supporting frame 12 surrounds the inner side wall of the box main body 1, a supporting surface 121 is formed on the first supporting frame 12, the supporting surface 121 is recessed relative to an end surface 13 of the box opening, and when the side opening cover 2 is closed relative to the box main body 1, an inner edge 211 of the side opening cover abuts against the supporting surface 121.

Referring to fig. 9, in the preferred embodiment, the first support frame 12 is made of a flexible plastic material, and the inner edge 211 of the side opening cover forms a sealing structure with the support surface 121 when the side opening cover 2 is closed with respect to the box main body 1.

The draw-bar box is opened to side that this embodiment provided is provided with the holding surface 121 of relative box open-ended terminal surface 13 indent on first carriage 12, when realizing that side uncap 2 is closed, embedding case main part 1 that can be better, the inward flange 211 and the holding surface 121 butt cooperation of side uncap form better seal structure, further guarantee to open the sealing performance of draw-bar box.

Referring to fig. 5, in the preferred embodiment, the inner edge 211 of the side opening cover is arc-shaped, the support surface 121 is an arc-shaped support surface 121, and the inner edge 211 of the side opening cover is in fit abutment with the arc-shaped support surface 121 when the side opening cover 2 is closed with respect to the box main body 1. Through curved cooperation butt mode in this embodiment, noise when draw-bar box opens and shuts is opened to reduction side that can be better for the draw-bar box is opened to the side opens and shuts comparatively smoothly, can have better sealed effect simultaneously.

Referring to fig. 1, in a preferred embodiment, the rotating shaft assembly includes a first fixing seat 31, a hinge 32 and a second fixing seat 33, one end of the hinge 32 is hinged to the first fixing seat 31, the other end is hinged to the second fixing seat 33, the first fixing seat 31 is fixedly connected to the box main body 1, and the second fixing seat 33 is fixedly connected to the side opening cover 2.

The draw-bar box is opened to side that this embodiment provided, the better realization side is opened and draw-bar box side through the pivot subassembly that has hinge 32 is connected and is opened 2 opens and shuts of opening and draw-bar box side lid between side lid 2 and the case main part 1, can realize the setting that the draw-bar box side lid 2 was opened to the carbide side, and the structure is comparatively stable, and the mode that the adoption side was opened makes the user better when using.

In a preferred embodiment, the draw-bar box comprises a left-side rotating shaft assembly and a right-side rotating shaft assembly, each of which comprises a first fixed seat 31, a hinge 32 and a second fixed seat 33. Side uncovering and box body hinging are performed through the left side rotating shaft assembly and the right side rotating shaft assembly in the embodiment, and a good connecting effect is achieved.

In a preferred embodiment, the box main body 1 and the side-open cover 2 are made of a hard alloy material, and the side-open draw-bar box provided by the embodiment is a hard alloy side-open draw-bar box, preferably an aluminum alloy side-open draw-bar box.

In the preferred embodiment, the hinge 32 is a damped hinge 32. The hinge 32 of the side-opening draw-bar box that this embodiment provided can be better realize that the side-opening lid 2 opens and shuts and have a damping effect, and user experience feels better.

Referring to fig. 5 and 7, in a preferred embodiment, a first protruding strip 11 is disposed on an inner side surface of the box body 1, a first locking groove 311 capable of being installed in cooperation with the first protruding strip 11 is disposed on the first fixing seat 31, the first locking groove 311 penetrates through two sides of the first fixing seat 31, and the first protruding strip 11 is locked by a fixing component after being engaged with the first locking groove 311. The pivot subassembly that the pull-rod case was opened to side that this embodiment provided can be better cooperate the joint with the first sand grip 11 of 1 medial surface of case main part, realize more firm fixed knot structure, the production that simultaneously can also the noise abatement, structural stability is better. The hinge 32 in this embodiment can preferably realize the rotation of the side cover 2, and realize the opening and closing of the side cover 2 with respect to the box main body 1. In a further preferred embodiment, first sand grip 11 includes 2 protruding ribs that the bellied interval set up, and when first draw-in groove 311 and first sand grip 11 cooperated, 2 protruding ribs all were blocked in first draw-in groove 311, and the clearance that sets up between 2 protruding ribs can realize locking first fixing base 31 and first sand grip 11 through fixed components such as screws.

Referring to fig. 7, in a preferred embodiment, the first supporting frame 12 is provided with a notch 122 where the first fixing seat 31 is installed, and the first fixing seat 31 is disposed in the notch 122. The notch 122 is formed in the first support frame 12, so that the box body 1 can be well provided with the rotating shaft assembly.

Referring to fig. 7 and 9, in a preferred embodiment, the box body 1 is provided with a second protruding strip 14 around the opening of the box body, the first supporting frame 12 is provided with a supporting groove 123 capable of being fixed with the second protruding strip 14, when the first supporting frame 12 is mounted on the box body, the second protruding strip 14 is covered by the first supporting frame 12, the side wall of the supporting groove 123 near the side of the door 2 is provided with a supporting strip in a connecting manner, and the supporting strip is provided with a supporting surface 121. The box main part 1 is close to the box opening part and encircles and be provided with first installation position, and first installation position sets up between box opening and second sand grip 14, is provided with first spread groove 151 and second spread groove 152 on the first installation position, the opening of first spread groove 151 and second spread groove 152 is towards first installation position middle part, and the support bar is installed in first installation position, and inserts in support bar bottom first spread groove 151 and second spread groove 152. In this embodiment, the first support frame 12 can be fixedly connected to the box body 1 through the second protruding strip 14 and the first mounting position.

Referring to fig. 2, 7 and 9, in a preferred embodiment, the first supporting frame 12 is provided with a notch 122 at the installation position of the first fixing seat 31, the second protruding strip 14 at the notch 122 is not covered by the first supporting frame 12, the first fixing seat 31 is provided with a second locking groove 314, and the second locking groove 314 is locked into the second protruding strip 14 at the notch 122. In this embodiment, the first fastening seat 31 is provided with the first fastening slot 311 and the second fastening slot 314, so that the first fastening seat 31 is fixed to the box main body 1 in a matching manner.

Referring to fig. 5, 7 and 9, in a preferred embodiment, the supporting surface 121 is an annular supporting surface 121, and the "annular" of the annular supporting surface 121 in this embodiment may be an open loop or a closed loop. Annular holding surface 121 encircles the box opening, and the position that the support bar corresponds holding surface 121 is hollow structure, can realize the side and uncap 2 and the better sealed effect of case main part 1, and second sand grip 14 is provided with lug 141 towards the one side of keeping away from side and uncap 2, and the cell wall of second draw-in groove 314 is formed with the step face 315 in the one side of keeping away from side and uncap 2, and the step face 315 is connected the face 142 butt with the lug. Realize that first fixing base 31 can be better with case main part 1 cooperation be connected.

Referring to fig. 3, in the preferred embodiment, the rotating shaft assembly includes 2 hinges 32, and the 2 hinges 32 are respectively disposed at two sides of the first fixing seat 31, so as to achieve a more stable hinge effect.

Referring to fig. 1 to 3, in a preferred embodiment, the hinge 32 includes a first hinge arm 322 and a second hinge arm 323 hinged to each other, and a damping spring may be provided at the hinge of the first hinge arm 322 and the second hinge arm 323 to achieve a damping effect. The first hinge arm 322 is hinged to the first fixing seat 31, the second hinge arm 323 is hinged to the second fixing seat 33, and the first hinge arm 322 and the second hinge arm 323 are both provided with arc-shaped retaining positions 321. In a further preferred embodiment, the first fixing seat 31 is provided with a limit block 313, and the limit block 313 is disposed between the hinge 32 and the side cover 2 and is used for abutting against the first hinge arm 322. Can restrict the angle that side uncap 2 opened, it is great to avoid side uncap 2 to open the angle, and side uncap 2 touches ground and scrapes the flower, influences the aesthetic property.

Referring to fig. 1 to 8, the first fixing seat 31 includes a base fixing portion 317 and an end fixing portion 318 protruding relative to the base fixing portion 317, the base fixing portion 317 is connected to the box main body, and the end fixing portion 318 is not only connected to the box main body, but also connected to the side opening cover 2 in a matching manner.

Referring to fig. 1 to 3 and fig. 5 to 6, in a preferred embodiment, a shaft body 312 is disposed at one end of the first fixing seat 31 close to the side opening cover 2, the shaft body 312 extends towards two sides of the first fixing seat 31 to form an extending end, a shaft groove adapted to the shaft body 312 is formed on the side opening cover 2, two sides of the shaft groove are provided with shaft holes 212, the shaft body 312 is installed in the shaft groove, and the extending end of the shaft body 312 is inserted into the shaft holes 212. First fixing base 31 in this embodiment not only realizes fixed with case main part 1, can also realize with the side fixed of uncapping 2, realizes better fixed effect, realizes simultaneously that the relative case main part 1 of side uncapping 2 has better effect that can open and shut. In a further preferred implementation, one or both ends of the extending end of the shaft body 312 facing the two sides of the first fixing seat 31 are provided with a retaining position 3121, so that the shaft body 312 can be better limited when being inserted into the shaft hole.

Referring to fig. 1, 5 and 6, in a preferred embodiment, the second fixing base 33 is provided with a first side connecting portion 331 and a second side connecting portion 332, an included angle is formed between a connecting surface of the first side connecting portion 331 and a connecting surface of the second side connecting portion 332, the side opening cover 2 is provided with a first connecting surface and a second connecting surface near the box main body 1, an included angle is formed between the first connecting surface and the second connecting surface, the connecting surface of the first side connecting portion 331 is connected with the first connecting surface in a matching manner and is fixed by fixing components such as rivets, the connecting surface of the second side connecting portion 332 is connected with the second connecting surface in a matching manner and is fixed by fixing components such as rivets, when the side opening cover 2 is closed relative to the box main body 1, the first connecting surface faces the inside of the box main body 1, that is, the first connecting surface faces the accommodating space of the box main body 1. The rotating shaft component and the side opening cover 2 are well fixed.

Referring to fig. 4 and 6, in a preferred embodiment, the side opening cover 2 includes an annular face frame 21 and a panel 22, the face frame 21 is disposed around the panel 22, an inner frame 213 and an outer frame 214 are disposed on the face frame 21, the outer frame 214 surrounds the outside of the inner frame 213, when the side opening cover 2 is closed with respect to the box main body 1, the inner frame 213 is closer to the inside of the box main body 1 than the outer frame 214, when the side opening cover 2 and the box main body 1 are closed, an embedded structure can be formed, and the side opening cover 2 and the box main body 1 have good appearance and sealing performance. When the side opening cover 2 and the box body 1 are mated, the outer frame 214 abuts against the support surface 121.

Referring to fig. 5, in a preferred embodiment, the inner frame body 213 and the outer frame body 214 are hollow, a hollow shaft hole 212 is disposed inside the outer frame body 214, a slot connected to the shaft hole 212 is further formed on the outer frame body 214, the shaft hole 212 connected to two ends of the slot and the slot form a shaft slot, a shaft body 312 adapted to the shaft slot is disposed on the first fixing seat 31, the shaft body 312 is installed in the shaft slot, and an extending end of the shaft body 312 is inserted into the shaft hole 212. The outer surface of the outer frame 214 is an arc surface, and when the side opening cover 2 is closed with respect to the box body 1, the arc surface abuts against the inner edge of the box body 1. That is, the outer side surface of the outer frame 214 is an inner edge 211 of the side cover, and the outer frame 214 abuts against the support surface 121 when the side cover 2 and the box body 1 are mated.

Referring to fig. 10-11, a locking assembly 23 fixedly connected to the side opening cover 2 is disposed on the side opening cover 2, a latch 231 is disposed on the locking assembly 23, a lock body 16 is disposed on the box body 1, a spring assembly (not shown) is disposed inside the lock body 16, the lock body 16 is connected to a control assembly 17, the control assembly 17 is disposed on an outer side wall of the box body 1, when the lock body 16 is engaged with the latch 231, the latch 231 is inserted into the lock body 16, and the control assembly 17 can control the spring assembly to eject the latch 231 engaged with the lock body 16. In this embodiment, the first supporting frame is made of a flexible plastic material, and when the side opening cover 2 is pressed toward the box body 1, the first supporting frame can play a role of buffering, and has a buffering elastic force, so that the lock 231 can be locked more tightly when inserted into the lock body 16, and a better sealing effect is achieved when the box body is locked. When popping up the lock catch 231 through the control component 17, the spring component provides certain elastic force, and meanwhile, the first flexible support frame is also provided with elastic force during locking, so that the side cover 2 can be better opened by the elastic force in two aspects, and a better using effect is realized.

Referring to fig. 8, in the preferred embodiment, a first placing groove 51 recessed with respect to the outer end portion of the box main body 1 is installed at the outer side of the box main body 1, and the handle 5 is embedded in the first placing groove 51 and can move up and down with respect to the first placing groove 51. The handle 5 embedded in the first placement groove 51 in this embodiment may be a certain protrusion, a recess, or a flush of the handle 5 relative to the top of the first placement groove 51. When the user uses the handle 5, the user can pull out the handle from the first placing groove 51.

In this embodiment, the first placing groove 51 is installed at the top of the box main body 1, so that the installation space of the handle 5 is sunken, the handle 5 is prevented from being protruded more, the attractiveness of the draw-bar box is affected, and the draw-bar box is large in size.

Referring to fig. 8, in the preferred embodiment, the handle 5 is disposed adjacent one side of the first standing groove 51, with a pick-up area 52 between the other side of the first standing groove 51 and the handle 5. When the user needs to use handle 5, the hand stretches into the area 52 of taking, pulls out handle 5, and the realization user that can be better snatchs convenient to use handle 5.

Referring to fig. 8, 12 and 21, in the preferred embodiment, when the handle 5 is engaged with the first receiving slot 51, the top of the handle 5 is flush with the outer end of the box body 1, or the top of the handle 5 is recessed relative to the outer end of the box body 1. The outer end of the box body 1 in the embodiment is the outer end of the box body 1 on one side of the lifting handle 5, so that the lifting handle 5 can be better hidden, the lifting handle 5 is ensured not to be protruded relative to the draw-bar box, and the draw-bar box has better attractive appearance.

Referring to fig. 12 to 16, in a preferred embodiment, the first placement slot 51 is provided at both ends of the inside thereof with a first slot 511 and a second slot 512, respectively, the handle 5 includes a hand-held portion 501 and first and second

connection end portions

502 and 503 at both ends of the hand-held portion 501, the first connection end portion 502 is inserted into the first slot 511 and is movable in the first slot 511 in a slot-to-slot direction of the first placement slot 51, and the second connection end portion 503 is inserted into the second slot 512 and is movable in the second slot 512 in a slot-to-slot or slot-to-slot direction of the first placement slot 51. So that the handle 5 can be moved up and down in the first placing groove 51.

Referring to fig. 12 to 16, in a preferred embodiment, the side walls of the first slot 511 are respectively provided with a first inclined insertion groove 5111 and a second inclined insertion groove 5112, the side walls of the second slot 512 are respectively provided with a third inclined insertion groove 5121 and a fourth inclined insertion groove 5122, the first inclined insertion groove 5111, the second inclined insertion groove 5112, the third inclined insertion groove 5121 and the fourth inclined insertion groove 5122 all extend obliquely from the groove bottom to the groove opening of the first placement groove 51, the first connection end 502 protrudes towards both sides with a first connection pin 5021, one end of the first connection pin 5021 is matched with the first inclined insertion groove 5111, the other end is matched with the second inclined insertion groove 5112, the second connection end 503 protrudes towards both sides with a second connection pin 5031, one end of the second connection pin 5031 is matched with the third inclined insertion groove 5121, and the other end is matched with the fourth inclined insertion groove 5122. Through the slot setting of slope in this embodiment, realize when handle 5 is not atress, can the first standing groove 51 bottom of landing, realize hiding of handle 5, when handle 5 atress, also can be for the smooth use of pulling out from first standing groove 51, the user uses experience to feel better.

Referring to fig. 12-16, in a preferred embodiment, the first slot 511 and the second slot 512 are adjacent to the first sidewall 513 of the first placement slot 51, the first inclined slot 5111 and the third inclined slot 5121 are through slots, the first inclined slot 5111 and the third inclined slot 5121 both penetrate the first sidewall 513, and the second inclined slot 5112 and the fourth inclined slot 5122 are non-through slots. The better spacing of connecting pin is realized through the non-groove that runs through in this embodiment, realizes the better dismouting of connecting pin through running through the groove, when handle 5 damages need the maintenance, can carry out the dismouting maintenance more easily.

Referring to fig. 12 to 17, in a preferred embodiment, a second placing groove 53 recessed with respect to the box body 1 is further installed on the outer side of the box body 1, the first placing groove 51 is embedded in the second placing groove 53 and locked by a fixing member, the box body 1 is provided with a handle 5 installation notch, the first placing groove 51 and the second placing groove 53 are installed in the handle 5 installation notch, and a portion of the box body 1 connected with the handle 5 installation notch is inserted between the first placing groove 51 and the second placing groove 53. Through the cooperation connection of first standing groove 51, second standing groove 53 and case main part 1 in this embodiment, realize that handle 5 can have better atress, be difficult for leading to case main part 1 to warp.

Referring to fig. 12 to 17, in a preferred embodiment, both ends of the first sidewall 513 are respectively provided with a first concave portion 5131 and a second concave portion 5132 which are concave relative to the outer side of the first sidewall 513, the first inclined slot 5111 penetrates through the first concave portion 5131, the third inclined slot 5121 penetrates through the second concave portion 5132, the second placement groove 53 is provided with a first convex portion 531 and a second convex portion 532 which are matched with the first concave portion 5131 and the second concave portion 5132, the first convex portion 531 and the second convex portion 532 protrude towards the inner side of the second placement groove 53, and when the first placement groove 51 and the second placement groove 53 are matched, the first concave portion 5131 and the second concave portion 5132 are respectively positioned at the inner side of the first convex portion 531 and the second convex portion 532. In this embodiment, the first concave portion 5131 and the second concave portion 5132 are engaged with the first convex portion 531 and the second convex portion 532, so that the connection pin is well limited, and the connection pin is prevented from slipping out.

Referring to fig. 12-17, in the preferred embodiment, the second placing groove 53 is provided with a first supporting portion 533 extending toward the periphery of the opening of the box body 1, the first supporting portion 533 supports the box body 1 at the periphery of the opening of the handle 5, a plurality of first reinforcing ribs 5331 surrounding the opening of the handle 5 are provided at a side of the first supporting portion 533 close to the opening of the first placing groove 51, and a plurality of second reinforcing ribs 5332 surrounding the opening of the handle 5 are provided at a side of the first supporting portion 533 close to the bottom of the opening of the first placing groove 51. The strengthening rib of second standing groove 53 can provide more atress for handle 5 for draw-bar box handle 5 is more firm, can bear heavier article and draw, avoids box main part 1 to warp.

Referring to fig. 13, 18, 19 and 20, in the preferred embodiment, the inner side of the box body 1 abuts against a reinforcing plate 9, and the reinforcing plate 9 is provided with mounting positions for the handle 5 and the pull rod assembly 8. Set up the first reinforcing plate 9 breach with handle 5 installation breach looks adaptation on reinforcing plate 9, first standing groove 51 and second standing groove 53 are installed in reinforcing plate 9's breach, the part of being connected with first reinforcing plate 9 breach on reinforcing plate 9 inserts between first standing groove 51 and the second standing groove 53, and lie in between second standing groove 53 and the case main part 1, be close to reinforcing plate 9 outer edge on reinforcing plate 9, be provided with annular cell body, annular cell body 91 that indicates in this embodiment can be the open-loop also can the closed loop. This embodiment is provided with reinforcing plate 9 and realizes 1 top surface of case main part (handle 5 installation face) atress that can be better when handle 5 uses, guarantees that 1 top surface of case main part atress is more even, avoids 1 deformation of case main part, guarantees the planarization of 1 top surface of case main part, further guarantees the aesthetic property of draw-bar box. Set up annular groove body 91 in this embodiment and can better avoid reinforcing plate 9 to warp, improve reinforcing plate 9 surface smoothness, better for 1 top surface improvement of case main part supports.

Referring to fig. 20, in the preferred embodiment, the other side of the box main body 1 away from the side cover 2 is provided with a back opening and a back plate 6, the back plate 6 closes the back opening, and the back plate 6 is recessed with respect to the end face of the back opening. In this embodiment, backplate 6 is for 1 indent settings of case main part, and when realizing that case main part 1 fell, backplate 6 can not cause backplate 6 to scrape the flower with ground direct contact, and especially carbide's draw-bar box can guarantee that backplate 6 is difficult for scraping the flower, guarantees better aesthetic property.

Referring to fig. 20, in the preferred embodiment, a second supporting frame 61 is disposed on the box main body 1 near the back opening, the second supporting frame 61 surrounds the back opening, the back plate 6 is recessed relative to an outer end of the second supporting frame 61, and the second supporting frame 61 abuts against an outer side of the back plate 6. Second carriage 61 in this embodiment not only can realize placing backplate 6 and scrape the flower, can play fixed backplate 6 simultaneously and realize better closed effect.

Referring to fig. 20, in the preferred embodiment, a third rib 62 is disposed around the inner side wall of the box body 1 adjacent to the back surface, the back plate 6 is embedded between the third rib 62 and the second support frame 61, and the third rib 62, the back plate 6 and the second support frame 61 are locked by the fixing component after being engaged. In this embodiment, the third protruding strip 62 abuts against the inner side of the backboard 6, and the second supporting frame 61 abuts against the outer side of the backboard 6, so that the backboard 6 is well fixed.

Referring to fig. 20, in a preferred embodiment, a second mounting position 63 and a sealing rubber strip 64 are further disposed on the inner side wall of the box main body 1 adjacent to the back opening in a surrounding manner, the third protruding strip 62 is located inside the back panel 6, the second mounting position 63 and the second supporting frame 61 are located outside the back panel 6, one end of the sealing rubber strip 64 is mounted in the second mounting position 63, the other end of the sealing rubber strip is abutted against the second supporting frame 61, the sealing rubber strip 64 is abutted against the outside of the back panel 6, and the second supporting frame 61 and the sealing rubber strip 64 are made of a flexible plastic material. Through second carriage 61 and joint strip 64 butt and the backplate 6 outside in this embodiment, realize that better backplate 6 is fixed and improve sealing performance.

Referring to fig. 20, in the preferred embodiment, the outside of the second mounting location 63 is folded back towards the inside and back to the bottom of the second mounting location 63 to form a folded part 631, a third connecting groove is formed between the folded part 631 and the bottom of the second mounting location 63, and the sealing rubber strip 64 is mounted in the second mounting location 63 and inserted into the third connecting groove. The sealing rubber strips 64 are well fixed and sealed, and the sealing performance of the back of the draw-bar box is further ensured.

Referring to fig. 22, in a preferred embodiment, the box body 1 is a rectangular cylinder formed by bending cemented carbide, and two bent ends of the box body 1 are fixedly connected. The box body 1 is made to have stronger integrity, better sealing performance and better aesthetic property.

Referring to fig. 22, in a preferred embodiment, the two bent ends of the box body 1 are fixedly connected by a first fixing member 71 and a second fixing member 72, the two bent ends of the box body 1 are disposed at a side of the box body 1 close to the sliding wheels, the first fixing member is disposed at an inner side of the box body 1 and connected to the two bent ends of the box body 1, and the second fixing member is disposed at an outer side of the box body 1 and connected to the two bent ends of the box body 1. In this embodiment, the connection of the two bent end portions of the box main body 1 is realized by the first fixing member and the second fixing member, and the sealing performance of the box main body 1 is further ensured.

Referring to fig. 5 and 22, in a further preferred embodiment, a plurality of reinforcing strips 18 protruding toward the inside of the box body are arranged in the box body 1, the reinforcing strips 18 are arranged between the second protruding strip and the third protruding strip 62, and the reinforcing strips 18 surround a rectangular cylinder formed by bending the box body 1, so as to improve the structural strength of the box body 1. One side that first fixed subassembly 71 is connected with case main part 1 is provided with fixed slot 711, and fixed slot 711 cooperates the joint with the enhancement strip 18 of case main part 1, and the opposite side is provided with first fluting 712, realizes that first fixed subassembly 71 has better structural strength.

Referring to fig. 8, in a preferred embodiment, the pulling rod assembly 8 is disposed inside the back plate 6, and a flexible buffer layer (not shown) is disposed between the pulling rod assembly 8 and the back plate 6 of the box main body 1, and the flexible buffer layer may be a sponge. The friction between the pull rod assembly 8 and the back plate 6 can be better guaranteed to generate abnormal sound, the noise of the hard alloy draw-bar box is further reduced, and the use experience of a user is improved.

Referring to fig. 8, 12 and 21, in the preferred embodiment, the box body 1 has an annular reinforcing band 19 on the outside, the reinforcing band 19 is disposed between the back plate 6 and the box opening, and the reinforcing band 19 includes a plurality of strips protruding or recessed from the outside of the box body 1, and the planes surrounded by the plurality of strips are parallel to the plane of the box opening. In this embodiment, the strength of the box body 1 can be improved by providing the reinforcing band 19 on the box body 1.

Referring to fig. 8, 12 and 21, in the preferred embodiment, the handle 5 is mounted in the area of the reinforcing strip 19 at the top of the box body 1 to further enhance the aesthetics of the draw-bar box and to further enhance the concealment of the handle 5. The strips are arc-shaped grooves 192 which are concave relative to the outer side of the box body 1, transition belts 193 are arranged between the adjacent strips, and the transition belts 193 are in transition connection with the adjacent arc-shaped grooves 192 through transition surfaces. Not only can guarantee the aesthetic property of draw-bar box. While the surface of the box body 1 can be made smoother.

Referring to fig. 18, in the preferred embodiment, a first pull rod assembly groove 81 is installed at the connection position of the top of the box main body 1 and the back plate 6, the first pull rod assembly groove 81 penetrates the top of the back plate 6, the upper end of the pull rod assembly 8 is installed in the first pull rod assembly groove 81, and the lower end is inserted into the box main body 1 and connected with the bottom of the box main body 1.

Referring to fig. 18, in a preferred embodiment, a second pull rod assembly 8 slot 82 penetrating through the top of the back plate 6 is further installed at the connection portion between the top of the box main body 1 and the back plate 6, the first pull rod assembly 8 slot 81 is embedded in the second pull rod assembly 8 slot 82, a clamping slot surrounding an opening of the first pull rod assembly 8 slot 81 is formed between the first pull rod assembly 8 slot 81 and the second pull rod assembly 8 slot 82, the box main body 1 and the back plate 6 are both embedded in the clamping slot, the second pull rod assembly 8 slot 82 includes a third supporting portion 84 and a fourth supporting portion 85, the third supporting portion 84 supports the inner side of the box main body 1, the fourth supporting portion 85 abuts against the inner side of the back plate 6, a reinforcing plate 9 is disposed on the inner side of the top of the box main body 1, and the reinforcing plate 9 is inserted into the clamping slot and located between the box main body 1 and the second pull rod assembly 8 slot 82. In this embodiment, the cooperation through 8 grooves 81 of first draw bar assembly and 8 grooves 82 of second draw bar assembly realizes that draw bar assembly 8 can have better atress at the top of case main part 1, guarantees that the user can stand stronger atress when mentioning the draw-bar box through draw bar assembly 8, and the parallelism at 1 top of case main part is further ensured in the existence of reinforcing plate 9 to the draw-bar box for the whole atress at 1 top of case main part is comparatively average.

In this application, unless expressly stated or limited otherwise, a first feature is "on" or "under" a second feature such that the first and second features are in direct contact, or the first and second features are in indirect contact via an intermediary. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, reference to the description of the terms "preferred embodiment," "yet another embodiment," "other embodiments," or "specific examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

While embodiments of the present application have been shown and described above, it will be understood that the above embodiments are exemplary and should not be construed as limiting the present application and that changes, modifications, substitutions and alterations in the above embodiments may be made by those of ordinary skill in the art within the scope of the present application.

Claims

1. The side-opening draw-bar box is characterized by comprising a sliding wheel, a box body, a side opening cover, a lifting handle, a draw-bar component and a rotating shaft component, wherein the sliding wheel is fixed on the outer side of a bottom plate of the box body; the other side of the box main body, which is far away from the side cover, is provided with a back opening and a back plate, the back plate seals the back opening, and the pull rod assembly is arranged on the inner side of the back plate.

2. The side opening trolley case of claim 1 wherein a first support frame is disposed on the inside wall of the case body adjacent the case opening, the first support frame surrounding the inside wall of the case body, the first support frame having a support surface formed thereon that is recessed relative to the end surface of the case opening, the side opening cover having an inner edge that abuts the support surface when the side opening cover is closed relative to the case body.

3. The side opening trolley case as claimed in claim 2, wherein the first support frame is provided with a notch at a mounting place where the rotation shaft member is mounted, the rotation shaft member is provided in the notch, the first support frame is made of a flexible plastic material, and an inner edge of the side opening cover forms a sealing structure with the support surface when the side opening cover is closed with respect to the case main body.

4. The side opening trolley case of claim 2 wherein the inner edge of the side opening cover is arcuate and the support surface is an arcuate support surface, the inner edge of the side opening cover being in mating abutment with the arcuate support surface when the side opening cover is closed relative to the case body.

5. The side-opening draw-bar box of claim 2, wherein the box body is provided with a second raised bar and an installation position around the box opening, the first support frame is provided with a support groove capable of being fixed with the second raised bar, when the first support frame and the box body are installed, the second raised bar is covered by the first support frame, the support groove is provided with a support bar near the side wall on one side of the side opening cover in a connected manner, the support bar is provided with the support surface, the installation position is arranged between the box opening and the second raised bar, the installation position is provided with a first connection groove and a second connection groove, the opening of the first connection groove and the second connection groove faces the middle part of the installation position, the support bar is installed in the installation position, and the bottom of the support bar is inserted into the first connection groove and the second connection groove.

6. The side-opening draw-bar box according to claim 5, wherein the rotation shaft assembly comprises a first fixing seat, the first supporting frame is provided with a notch at the mounting position of the first fixing seat, a second protruding strip at the notch is not covered by the first supporting frame, a second clamping groove is arranged on the rotation shaft assembly, and the second protruding strip at the notch is clamped into the second clamping groove.

7. The side-opening draw-bar box of claim 1, wherein the pivot assembly comprises a first fixed seat, a hinge and a second fixed seat, one end of the hinge is hinged with the first fixed seat, the other end is hinged with the second fixed seat, the first fixed seat is fixedly connected with the box main body, and the second fixed seat is fixedly connected with the side opening cover.

8. The side-opening draw-bar box of claim 7, wherein the box body is provided with a first protruding strip on an inner side surface thereof, the first fixing seat is provided with a first clamping groove which can be installed in cooperation with the first protruding strip, the first clamping groove penetrates through two sides of the first fixing seat, and the first protruding strip is locked by the fixing component after being matched with the first clamping groove.

9. The side-opening draw-bar box of claim 7, wherein the pivot assembly comprises 2 hinges, the 2 hinges being disposed on either side of the first fixed seat.

10. The side-opening draw-bar box of claim 7, wherein the hinge comprises a first hinge arm and a second hinge arm hinged to each other, the first hinge arm is hinged to the first fixing seat, the second hinge arm is hinged to the second fixing seat, each of the first hinge arm and the second hinge arm is provided with an arc-shaped clamping position, the first fixing seat is provided with a limiting block, and the limiting block is arranged between the hinge and the side-opening cover and used for abutting against the first hinge arm.

11. The side-opening draw-bar box according to claim 7, wherein the first fixing seat is provided with a shaft body near the end of the first fixing seat near the side-opening cover, the shaft body extends towards two sides of the first fixing seat to form an extending end, the side-opening cover is provided with a shaft groove adapted to the shaft body, two sides of the shaft groove are provided with shaft holes, the shaft body is installed in the shaft groove, and the extending end of the shaft body is inserted into the shaft holes.

12. The side-opening draw-bar box according to claim 7, wherein the second fixing base is provided with a first side connecting portion and a second side connecting portion, an included angle is formed between a connecting surface of the first side connecting portion and a connecting surface of the second side connecting portion, the side opening cover is provided with a first connecting surface and a second connecting surface near the box main body, an included angle is formed between the first connecting surface and the second connecting surface, the connecting surface of the first side connecting portion is connected with the first connecting surface in a matched manner and fixed through a fixing component, the connecting surface of the second side connecting portion is connected with the second connecting surface in a matched manner and fixed through a fixing component, and when the side opening cover is closed relative to the box main body, the first connecting surface faces the box main body.

13. The side opening trolley case as claimed in claim 7, wherein the side opening cover includes an annular face frame and a face plate, the face frame being disposed around the face plate, the face frame having an inner frame and an outer frame disposed thereon, the outer frame being disposed around an outside of the inner frame, the inner frame being disposed closer to an inside of the case body than the outer frame when the side opening cover is closed with respect to the case body;

the inner frame body and the outer frame body are of hollow structures, the outer side face of the outer frame body is an arc face, and when the side cover is closed relative to the box main body, the arc face abuts against the inner edge of the box main body.

14. The side-opening draw-bar box of claim 7, wherein the hinge is a damped hinge.

15. The side-opening draw-bar box of claim 1, wherein the box body and side-opening lid are made of cemented carbide material.

16. The side-opening draw-bar box according to claim 1, wherein a locking component fixedly connected with the side-opening cover is arranged on one end of the side-opening cover away from the rotating shaft component, a lock catch is arranged on the locking component, a lock body is arranged on the box body, a spring component is arranged in the lock body, a control component is connected with the lock body, the control component is arranged on the outer side wall of the box body, when the lock body is matched with the lock catch, the lock catch is inserted into the lock body, and the control component can control the spring component to eject the lock catch matched with the lock body.

17. The side-opening trolley case as claimed in claim 1, wherein a first placing groove recessed with respect to an outer end portion of the case main body is installed on an outer side of the case main body, and the handle is fitted into the first placing groove and is movable up and down with respect to the first placing groove.

18. The side opening trolley case of claim 17 wherein the handle is disposed adjacent one side of the first standing groove, and a take-up area is provided between the other side of the first standing groove and the handle.

19. The side opening trolley case of claim 17 wherein the top of said handle is flush with the outer end of said case body or the top of said handle is recessed relative to the outer end of said case body when said handle is engaged with said first channel.

20. The side-opening draw-bar box of claim 17, wherein the first storage slot has a first slot and a second slot disposed at each of the inner ends thereof, the handle includes a handle portion and a first connecting end portion and a second connecting end portion disposed at each of the inner ends of the handle portion, the first connecting end portion is inserted into the first slot and is movable therein in a slot bottom-to-slot direction of the first storage slot, and the second connecting end portion is inserted into the second slot and is movable therein in a slot bottom-to-slot or slot bottom-to-slot direction of the first storage slot.

21. The side-opening draw-bar box of claim 20, wherein the side walls of the first slot at both sides are respectively provided with a first inclined slot and a second inclined slot, the side walls of the second slot at both sides are respectively provided with a third inclined slot and a fourth inclined slot, the first inclined slot, the second inclined slot, the third inclined slot and the fourth inclined slot all extend in an inclined manner from the slot bottom to the slot opening of the first placement slot, the first connecting end protrudes towards both sides with a first connecting pin, one end of the first connecting pin is matched with the first inclined slot, the other end of the first connecting pin is matched with the second inclined slot, the second connecting end protrudes towards both sides with a second connecting pin, one end of the second connecting pin is matched with the third inclined slot, and the other end of the second connecting pin is matched with the fourth inclined slot.

22. The side-opening draw-bar box of claim 21, wherein the first and second slots are adjacent to a first side wall of the first standing slot, the first and third angled slots are through slots, the first and third angled slots both extend through the first side wall, and the second and fourth angled slots are non-through slots;

23. The side-opening trolley case as claimed in claim 17, wherein a second receiving groove recessed with respect to the case main body is further installed on an outer side of the case main body, the case main body is opened with a handle mounting notch, the first receiving groove and the second receiving groove are installed in the handle mounting notch, the first receiving groove is fitted in the second receiving groove and locked by a fixing member, and a portion of the case main body connected to the handle mounting notch is inserted between the first receiving groove and the second receiving groove.

24. The side-opening draw-bar box of claim 23, wherein the second placement groove is provided with a first support portion extending toward the periphery of the box body opening, the first support portion supports the box body at the periphery of the handle mounting opening, a plurality of first reinforcing ribs surrounding the handle mounting opening are provided at a side of the first support portion near the first placement groove opening, and a plurality of second reinforcing ribs surrounding the handle mounting opening are provided at a side of the first support portion near the bottom of the first placement groove opening;

25. The side-opening draw-bar box of claim 1, wherein a second support frame is disposed on the box body near the back opening, the second support frame surrounds the back opening, the back plate is recessed relative to an outer end of the second support frame, and the second support frame abuts against an outer side of the back plate.

26. The side-opening trolley case as claimed in claim 25, wherein a third rib is circumferentially provided on the inner sidewall of the case body adjacent to the rear surface, the back plate is edge-inserted between the third rib and the second support frame, and the third rib, the back plate and the second support frame are engaged and locked by a fixing member;

the box body is characterized in that the inner side wall of the box body is adjacent to the opening in the back face, a second installation position and a sealing rubber strip are further arranged around the opening in the back face, the third raised strip is located on the inner side of the back plate, the second installation position and the second supporting frame are located on the outer side of the back plate, one end of the sealing rubber strip is installed in the second installation position, the other end of the sealing rubber strip is abutted to the second supporting frame, the sealing rubber strip is abutted to the outer side of the back plate, and the second supporting frame and the sealing rubber strip are made of flexible plastic materials.

27. The side opening trolley case as claimed in claim 26 wherein said second mounting location is folded outwardly and inwardly away from said second mounting location bottom with a folded back portion, a third attachment slot is formed between said folded back portion and said second mounting location bottom, and said sealing strip is mounted in said second mounting location and inserted into said third attachment slot.

28. The side-opening draw-bar box of claim 1, wherein the box main body is a rectangular cylinder formed by bending hard alloy, the back plate is made of hard alloy, two bent ends of the box main body are fixedly connected, and a flexible buffer layer is arranged between the draw bar assembly and the back plate of the box main body.

29. The side-opening draw-bar box of claim 28, wherein the two bent ends of the box body are fixedly connected by a first fixing component and a second fixing component, the two bent ends of the box body are disposed on one side of the box body close to the sliding wheels, the first fixing component is disposed on the inner side of the box body and connected with the two bent ends of the box body, and the second fixing component is disposed on the outer side of the box body and connected with the two bent ends of the box body.

30. The side-opening trolley case as claimed in claim 1, wherein a first draw bar groove is installed at a junction of the top of the case body and the back plate, the first draw bar groove penetrates the top of the back plate, an upper end of the draw bar assembly is installed in the first draw bar groove, and a lower end thereof is inserted into the case body and connected to the bottom of the case body.

31. The side-opening draw-bar box of claim 30, wherein a second draw-bar groove is further installed at a junction between the top of the box body and the back plate, the second draw-bar groove penetrates through the top of the back plate, the first draw-bar groove is embedded in the second draw-bar groove, a clamping groove surrounding an opening of the first draw-bar groove is formed between the first draw-bar groove and the second draw-bar groove, the box body and the back plate are both embedded in the clamping groove, the second draw-bar groove comprises a third bearing portion and a fourth bearing portion, the third bearing portion supports the inner side of the box body, the fourth bearing portion abuts against the inner side of the back plate, and a reinforcing plate is disposed on the inner side of the top of the box body and inserted in the clamping groove and located between the box body and the second draw-bar groove.

32. The side-opening draw-bar box of claim 1, wherein a back panel is provided on the other side of the box body remote from the side opening cover, the box body has an annular reinforcing band on the outside thereof, the reinforcing band is provided between the back panel and the box body opening, the reinforcing band comprises a plurality of strips protruding or recessed with respect to the outside of the box body, and the plane surrounded by the plurality of strips is parallel to the plane of the box body opening.

33. The side-opening trolley case of claim 32 wherein said handle is mounted in the area of a reinforcing strip on the top of the case body, the strip being an arcuate slot recessed relative to the outside of said case body.