CN111067220A - Portable draw-bar box with large space capacity - Google Patents
Portable draw-bar box with large space capacity Download PDFInfo
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- CN111067220A CN111067220A CN202010125224.0A CN202010125224A CN111067220A CN 111067220 A CN111067220 A CN 111067220A CN 202010125224 A CN202010125224 A CN 202010125224A CN 111067220 A CN111067220 A CN 111067220A
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- flash tank
- pull rod
- draw
- case
- main
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- 230000007306 turnover Effects 0.000 claims abstract description 22
- 238000005192 partition Methods 0.000 claims description 20
- 238000009434 installation Methods 0.000 claims description 17
- 230000008878 coupling Effects 0.000 claims description 9
- 238000010168 coupling process Methods 0.000 claims description 9
- 238000005859 coupling reaction Methods 0.000 claims description 9
- 238000007906 compression Methods 0.000 claims description 7
- 230000006835 compression Effects 0.000 claims description 6
- 230000007704 transition Effects 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 5
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- 238000009826 distribution Methods 0.000 claims description 3
- 238000005728 strengthening Methods 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 230000017105 transposition Effects 0.000 claims 1
- 230000002441 reversible effect Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 4
- 239000004744 fabric Substances 0.000 description 4
- 239000010985 leather Substances 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 125000006850 spacer group Chemical group 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C7/00—Collapsible or extensible purses, luggage, bags or the like
- A45C7/0018—Rigid or semi-rigid luggage
- A45C7/0045—Rigid or semi-rigid luggage comprising a plurality of separable elements which can be used independently of one another
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- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C13/00—Details; Accessories
- A45C13/02—Interior fittings; Means, e.g. inserts, for holding and packing articles
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- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C13/00—Details; Accessories
- A45C13/10—Arrangement of fasteners
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- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C13/00—Details; Accessories
- A45C13/18—Devices to prevent theft or loss of purses, luggage or hand carried bags
- A45C13/22—Detachable handles; Handles foldable into the luggage
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- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C5/00—Rigid or semi-rigid luggage
- A45C5/14—Rigid or semi-rigid luggage with built-in rolling means
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- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C13/00—Details; Accessories
- A45C13/18—Devices to prevent theft or loss of purses, luggage or hand carried bags
- A45C13/22—Detachable handles; Handles foldable into the luggage
- A45C2013/226—Handles foldable into the luggage
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- Purses, Travelling Bags, Baskets, Or Suitcases (AREA)
Abstract
The invention discloses a portable draw-bar box with large space capacity, which belongs to the technical field of draw-bar boxes and comprises a draw-bar main box and a flash tank, wherein the flash tank is detachably arranged at one side of the draw-bar main box and is connected and combined through four groups of connecting mechanisms distributed at four corners of the draw-bar main box and the flash tank, universal pulleys are arranged at four corners of the bottom of the draw-bar main box, fixed handles are arranged at the top of the draw-bar main box and the middle part of one side wall of the flash tank, a telescopic handle is arranged at one side of the top of the draw-bar main box, a turnover clapboard is arranged at the middle part of an inner cavity of the draw-bar main box, the bottom of the turnover clapboard is connected with the bottom of the inner cavity of the draw-bar main box in a twisted way through two hinges, and clapboard positioning mechanisms are arranged at the left side wall and the right side wall of the inner cavity of the, the inside is provided with a reversible clapboard which can safely separate fragile and sharp objects.
Description
Technical Field
The invention relates to the technical field of draw-bar boxes, in particular to a portable draw-bar box with large space capacity.
Background
A trolley case refers to a luggage case having a trolley and rollers. It is widely used because of its convenient use. Meanwhile, the draw-bar box is also provided with a draw bar which is divided into a single-tube draw bar and a double-tube draw bar, and the tube of the draw bar is divided into a square tube and a round tube, so that the draw-bar box is convenient to drag when walking, and the burden is greatly reduced. The draw-bar box can be carried by hand or dragged, wheels of the draw-bar box used by people at ordinary times are basically located at the bottom of the box, modern people design the draw-bar box in a new form, the box is designed into a cylindrical shape, the wheels are wholly wrapped outside the box, and the draw-bar box can be better adapted to different terrains by the design of the roller, and people can easily go upstairs and downstairs by directly pulling the box. In recent years, cloth boxes, ABS hard boxes, leather boxes, PCs, and the like have been mainly used, and the usability thereof has been classified into three categories, namely, a directional wheel, a universal wheel, and a latest detachable universal wheel draw-bar box.
The existing draw-bar boxes on the market are various in size, but generally only have one independent containing cavity, so that users have to select the size of the capacity of the time-saving and application when purchasing the draw-bar boxes, for example, the draw-bar boxes with small capacity are suitable for being selected when clothes in early summer are thin or more clothes in middle and long trips and carried fewer articles in ordinary times, and the draw-bar boxes with medium and large capacity are suitable for being selected when the clothes in autumn and winter are thick or more clothes in middle and long trips and carried more articles in ordinary times, so that many users have to select two or more draw-bar boxes with different sizes for convenient trips, and additional economic expenditure is caused; in addition, the inside of the existing draw-bar box is usually separated by mesh cloth, and due to the flexible material of the mesh cloth, the ideal separation effect is difficult to be achieved for some articles (such as fragile articles and sharp articles) needing fixed separation space.
Based on the above, the invention designs a portable draw-bar box with large space capacity to solve the problems.
Disclosure of Invention
The invention aims to provide a portable draw-bar box with large space capacity so as to solve the technical problem.
In order to realize the purpose, the invention provides the following technical scheme: a portable draw-bar box with large space capacity comprises a draw-bar main box and a flash tank, wherein the flash tank is detachably arranged on one side of the draw-bar main box and is connected and combined through four groups of connecting mechanisms distributed on four corners of the draw-bar main box and the flash tank, the four corners of the bottom of the draw-bar main box are provided with sunken mounting steps, universal pulleys are mounted on the mounting steps, fixed handles are arranged at the top of the draw-bar main box and the middle part of one side wall of the flash tank, a telescopic handle is arranged on one side of the top of the draw-bar main box, a turnover clapboard is arranged in the middle of the inner cavity of the draw-bar main box, the bottom of the turnover clapboard is connected with the bottom of the inner cavity of the draw-bar main box in a twisted manner through two hinges arranged at intervals, the height and the width of the side surface of the turnover clapboard are matched with the height and the width of the inner cavity of the draw-bar main box, two, when the turnover partition plates are turned to be perpendicular to the bottom surface of the inner cavity of the main draw bar box, the turnover partition plates on the two sides can be used for positioning and fixing.
Preferably, pull rod main tank and flash tank are the cubic structure, the shell of pull rod main tank and flash tank adopts aluminum alloy or cortex material to make, the surface of pull rod main tank and flash tank is provided with along the even array distribution's of length direction recess strengthening rib, the inner chamber of pull rod main tank and flash tank is equallyd divide and is do not provided with the inner liner.
Preferably, one side of the draw-bar main box and the flash tank is respectively provided with a main box cover and a flash tank cover which are turned over, the width of the main box cover and the flash tank cover is respectively smaller than that of the draw-bar main box and the flash tank, the front side and the rear side of the main box cover and the flash tank cover are bent downwards and then are flatly attached to the side surfaces, the rear side of the main box cover and the rear side of the flash tank cover are respectively hinged to the rear side of the main box cover and the rear side of the flash tank cover, and the front side and the left side and the right side of the main box cover and the front side and the.
Preferably, baffle positioning mechanism is including the location fixing base, fix a position the four corners of fixing base and pass through rivet fixed mounting at the inner chamber lateral wall of pull rod owner case, the middle part of location fixing base has the installation cavity, the inside of installation cavity is inlayed and is equipped with the locating piece that floats, the bottom both sides of locating piece that floats are provided with spacing step, spacing step is located the installation cavity inside and is wider than the both sides width of installation cavity, undercut forms positioning groove in the middle of the top of locating piece that floats, positioning groove's both sides are respectively for pressing splenium and transition portion, the outside end of transition portion is flagging arc slope.
Preferably, a plurality of compression springs distributed at intervals are arranged in the installation cavity of the positioning fixing seat, and the upper end and the lower end of each compression spring are respectively abutted between the bottom of the floating positioning block and the bottom of the installation cavity of the positioning fixing seat.
Preferably, coupling mechanism includes flash tank coupling part and main tank coupling part, flash tank coupling part includes the flash tank connecting seat, the inner chamber of flash tank connecting seat is provided with the column spinner, the inner chamber of flash tank connecting seat corresponds the department for the outside open structure of intercommunication with the column spinner, the top and the bottom of column spinner are spacing traveller and connecting stud respectively, spacing traveller and connecting stud equally divide do not with flash tank connecting seat sliding connection, main tank coupling part includes main tank connecting sleeve, the connecting screw hole that is less than its inner chamber diameter is seted up at main tank connecting sleeve's top, main tank connecting sleeve's inner chamber upper end is provided with the step end cap, main tank connecting sleeve's inner chamber bottom is provided with the sleeve pipe end cover, the butt is provided with the pressure spring end cap between step end cap and the sleeve pipe end cover.
Preferably, the outer wall cover of connecting stud is equipped with the pressure spring that resets, the pressure spring butt that resets is between the inner chamber bottom of column spinner and flash tank coupling part, the circumference lateral wall of column spinner is circumference array form equipartition and is provided with anti-skidding convex ridge.
Compared with the prior art, the invention has the beneficial effects that:
the portable draw-bar box with large space capacity is composed of a draw-bar main box and a flash tank, wherein the flash tank is detachably arranged on one side of the draw-bar main box and is connected and combined through four groups of connecting mechanisms distributed at four corners of the draw-bar main box and the flash tank, the flash tank connecting part of the connecting mechanism and the main box connecting part are in threaded connection through the flash tank connecting part and the main box connecting part, so that the draw-bar main box and the flash tank can be combined into a large-capacity specification for use, and the draw-bar main box can be separately used as a small-capacity specification after the flash tank connecting part and the main box connecting part are separated.
The folding partition plate is arranged in the middle of the inner cavity of the portable draw-bar box with large space capacity, the partition plate positioning mechanisms are symmetrically arranged at the positions with the same height on the left side wall and the right side wall of the inner cavity of the main draw-bar box, when the folding partition plate is turned to be vertical to the bottom surface of the inner cavity of the main draw-bar box, the folding partition plate can be positioned and fixed through the folding partition plates on the two sides, the folding partition plate is made of hard materials, when the folding partition plate is used, the main draw-bar box can be divided into two independent spaces after the folding partition plate is erected, fragile articles and sharp articles can be conveniently and safely placed, and when the folding partition plate is not.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic view of the overall vertical structure of the present invention;
FIG. 2 is a schematic view of the overall flat-laid construction of the present invention;
FIG. 3 is a schematic view of the internal structure of the main case of the drawbar of the present invention;
FIG. 4 is a schematic structural view of a spacer positioning mechanism according to the present invention;
FIG. 5 is a schematic view of the connecting mechanism of the present invention;
FIG. 6 is a schematic view of the connection portion of the flash tank of the present invention;
FIG. 7 is a schematic view showing the structure of the main tank connecting portion of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1-draw-bar main tank, 2-flash tank, 3-connecting mechanism, 31-flash tank connecting part, 311-flash tank connecting seat, 312-rotating column, 313-limit sliding column, 314-connecting stud, 315-reset pressure spring, 316-anti-skid ridge, 32-main tank connecting part, 321-main tank connecting sleeve, 322-connecting threaded hole, 323-step plug, 324-sleeve end cap, 325-plug pressure spring, 4-universal pulley, 5-fixed handle, 6-telescopic handle, 7-turnover baffle, 8-baffle positioning mechanism, 81-positioning fixed seat, 82-floating positioning block, 821-limit step, 822-positioning groove, 823-pressing part, 824-transition part and 83-compression spring, 9-main box cover, 10-expansion box cover, 11-zipper and 12-groove reinforcing rib.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a portable draw-bar box with large space capacity comprises a draw-bar main box 1 and a flash tank 2, wherein the flash tank 2 is detachably arranged at one side of the draw-bar main box 1 and is connected and combined through four groups of connecting mechanisms 3 distributed at four corners of the draw-bar main box 1 and the flash tank 2, the connecting mechanism flash tank connecting part and the main box connecting part are connected, the draw-bar main box and the flash tank can be combined into a large-capacity specification for use through threaded connection of the flash tank connecting part and the main box connecting part, the draw-bar main box can be used as a small-capacity specification after being separated through the main box connecting part and the main box connecting part, the four corners at the bottom of the draw-bar main box 1 are provided with inward mounting steps, universal pulleys 4 are mounted on the mounting steps, fixed handles 5 are arranged at the top of the draw-bar main box 1 and the middle part of one side wall of the flash tank 2, one side at the top of the draw-, the middle part of the inner cavity of the main pull rod box 1 is provided with a turnover baffle 7, the bottom of the turnover baffle 7 is connected with the bottom of the inner cavity of the main pull rod box 1 in a twisted manner through two hinges arranged at intervals, the height and the width of the side surface of the turnover baffle 7 are matched with the height and the width of the inner cavity of the main pull rod box 1, baffle positioning mechanisms 8 are symmetrically arranged at the positions with the same height of the left side wall and the right side wall of the inner cavity of the main pull rod box 1, the turnover baffle 7 can be positioned and fixed through the turnover baffles 7 at two sides when the turnover baffle 7 is turned over to be vertical to the bottom surface of the inner cavity of the main pull rod box 1, the main pull rod box can be divided into two independent spaces after the turnover baffle is erected during use, fragile and sharp articles can be conveniently and safely placed, and the turnover.
Example 1:
as shown in fig. 1-2, the main draw-bar box 1 and the flash tank 2 are both of a square structure, the shells of the main draw-bar box 1 and the flash tank 2 are made of aluminum alloy or leather material, the surfaces of the main draw-bar box 1 and the flash tank 2 are provided with groove reinforcing ribs 12 which are evenly distributed along the length direction in an array manner, the effect of strengthening the stress and the deformation resistance of the box body is achieved, the inner cavities of the main draw-bar box 1 and the flash tank 2 are equally distributed with inner liners, and the inner liners can be made of nylon or woven mesh cloth.
One side of the draw-bar main box 1 and the flash tank 2 is respectively provided with a main box cover 9 and a flash tank cover 10 which are turned over, the width of the main box cover 9 and the flash tank cover 10 is respectively smaller than that of the draw-bar main box 1 and the flash tank 2, the two sides are used for installing a flash tank connecting part 31 and a main box connecting part 32, the front side and the rear side of the main box cover 9 and the flash tank cover 10 are bent downwards and then are flatly attached to the side surfaces, the rear side is respectively hinged with the rear side of the main box cover 9 and the flash tank cover 10, and the front side and the left side and the right side are respectively connected with the front side and the left side and the right side of the main box cover 9 and the flash tank cover.
Example 2:
as shown in fig. 4, the partition positioning mechanism 8 includes a positioning fixing seat 81, four corners of the positioning fixing seat 81 are fixedly mounted on the inner cavity side wall of the pull rod main box 1 by rivets, the mounting height of the positioning fixing seat 81 is slightly higher than a half of the inner cavity side wall of the pull rod main box 1, so that the partition positioning mechanism 8 is stressed uniformly from top to bottom, the middle of the positioning fixing seat 81 has a mounting cavity, a floating positioning block 82 is embedded in the mounting cavity, two sides of the bottom of the floating positioning block 82 are provided with a limiting step 821, the limiting step 821 is located in the mounting cavity and is wider than the width of the two sides of the mounting cavity, the middle of the top of the floating positioning block 82 is recessed downwards to form a positioning groove 822, two sides of the turnover partition 7 are provided with notches matched with the partition positioning mechanism 8, the width between the bottoms of the positioning grooves 822 on the two sides is slightly larger than the distance between, the top surface of the pressing part 823 can be provided with anti-slip lines to facilitate force application and pressing, the outer side end of the transition part 824 is a drooping arc slope, so that the side edge of the turnover partition plate 7 is naturally pressed outwards through the transition part 824 after being turned up to be clamped into the positioning groove 822, and when the turnover partition plate 7 needs to be withdrawn from the positioning groove 822, the turnover partition plate 7 can be reversely turned over and withdrawn only by pressing the pressing part 823 of the floating positioning block 82 to be completely sunk into the inner cavity of the positioning fixing seat 81; a plurality of compression springs 83 distributed at intervals are arranged in the installation cavity of the positioning fixing seat 81, and the upper end and the lower end of each compression spring 83 are respectively abutted between the bottom of the floating positioning block 82 and the bottom of the installation cavity of the positioning fixing seat 81, so that the reset and rebound effects are achieved.
Example 3:
as shown in fig. 5-7, the connection mechanism 3 includes a connection portion 31 and a connection portion 32, the connection portion 31 includes a connection seat 311, a rotation column 312 is disposed in an inner cavity of the connection seat 311, the inner cavity of the connection seat 311 is an open structure corresponding to the rotation column 312 and communicating with the outside, so as to facilitate manual rotation of the rotation column 312, a position-limiting sliding column 313 and a connection stud 314 are disposed at the top and the bottom of the rotation column 312, respectively, the position-limiting sliding column 313 and the connection stud 314 are slidably connected to the connection seat 311, so that the rotation column 312 can only rotate up and down along a straight line, the connection portion 32 includes a connection sleeve 321, a connection threaded hole 322 smaller than the diameter of the inner cavity is disposed at the top of the connection sleeve 321, an internal thread of the connection threaded hole 322 is engaged with an external thread of the connection stud 314, a step plug 323 is disposed at the upper end of the inner cavity of the connection sleeve 321, the connecting sleeve is used for plugging the connecting threaded hole 322 when in disassembly so as to prevent foreign matters from entering the inner cavity, the bottom of the inner cavity of the main box connecting sleeve 321 is provided with a sleeve end cover 324 to facilitate the installation of an internal structure, and a plug pressure spring 325 is arranged between the step plug 323 and the sleeve end cover 324 in a butting manner; the outer wall cover of connecting stud 314 is equipped with pressure spring 315 that resets, pressure spring 315 butt that resets between the inner chamber bottom of column spinner 312 and flash tank coupling part 31, pressure spring 315 that resets plays and resets and locking effect, when breaking away from, make column spinner 312 rise automatically, the combination formula prevents that column spinner 312 is not hard up easily, the circumference lateral wall of column spinner 312 is circumference array form equipartition and is provided with anti-skidding convex ridge 316, play anti-skidding effect, it is rotatory to make things convenient for the application of force.
When the draw-bar main box 1 and the flash tank 2 are superposed, the flash tank 2 is prevented from being arranged at the top of the draw-bar main box 1, the bottoms of the flash tank connecting parts 31 at four corners are aligned with the top of the main box connecting part 32, then the rotary column 312 is manually rotated and applies force downwards appropriately, the rotary column 312 overcomes the elasticity of the reset pressure spring 315 to descend, meanwhile, the connecting stud 314 at the bottom of the rotary column 312 is screwed with the connecting threaded hole 322 after ejecting the step plug 323, and the rotary column 312 is continuously rotated until the bottom of the rotary column 312 is in place and can be locked; when the connecting screw bolt 314 is detached from the connecting threaded hole 322, the rotating column 312 is rotated reversely until the connecting screw bolt 314 at the bottom of the rotating column 312 is completely detached from the connecting threaded hole 322, after the connecting screw bolt 314 is completely detached from the connecting threaded hole 322, the connecting screw bolt 314 retracts into the flash tank connecting seat 311, and the step plug 323 is jacked again under the rebounding action of the plug pressure spring 325 to plug the connecting threaded hole 322.
In the description of the invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "two ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the invention.
In the present invention, unless otherwise specifically stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the terms in the invention is understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a draw-bar box that portable space capacity is big which characterized in that: including pull rod owner case (1) and flash tank (2), flash tank (2) detachable settles one side of pull rod owner case (1) to link to each other the combination at coupling mechanism (3) in pull rod owner case (1) and flash tank (2) four corners through four group's distributions, the bottom four corners of pull rod owner case (1) is provided with the installation step of caving in, all install universal pulley (4) on the installation step, the top of pull rod owner case (1) and a lateral wall middle part of flash tank (2) all are provided with fixed handle (5), top one side of pull rod owner case (1) is provided with flexible handle (6), the inner chamber middle part of pull rod owner case (1) is provided with turns over a baffle (7), the bottom of turning over a baffle (7) is connected with the inner chamber bottom transposition of pull rod owner case (1) through the hinge that two intervals set up, turn over a side height and the width of turning over a baffle (7) and the inner chamber height and width of pull rod owner case (1) mutually The pull rod main box is characterized in that partition plate positioning mechanisms (8) are symmetrically arranged at the positions, with the same height, of the left side wall and the right side wall of the inner cavity of the pull rod main box (1), and the turnover partition plates (7) can be turned over to the two sides perpendicular to the bottom surface of the inner cavity of the pull rod main box (1) to be positioned and fixed.
2. A portable trolley case with large space capacity as claimed in claim 1, wherein: the utility model discloses a special expansion tank of pull rod, including pull rod owner case (1), flash tank (2), the shell of pull rod owner case (1) and flash tank (2) adopts aluminum alloy or cortex material to make, the surface of pull rod owner case (1) and flash tank (2) is provided with along length direction uniform array distribution's recess strengthening rib (12), the inner chamber of pull rod owner case (1) and flash tank (2) is equallyd divide and is do not provided with the inner liner.
3. A portable trolley case with large space capacity as claimed in claim 1, wherein: one side of pull rod owner case (1) and flash tank (2) is provided with main case lid (9) and flash tank lid (10) that turn over respectively, the width of main case lid (9) and flash tank lid (10) is less than the width of pull rod owner case (1) and flash tank (2) respectively, both sides are buckled back and are pasted with the side down around main case lid (9) and flash tank lid (10), and the rear side is articulated with main case lid (9) and flash tank lid (10) trailing flank respectively, front side and left and right sides pass through zip fastener (11) with the front side and the left and right sides of main case lid (9) and flash tank lid (10) respectively and open and shut and be connected.
4. A portable trolley case with large space capacity as claimed in claim 1, wherein: baffle positioning mechanism (8) are including location fixing base (81), fix a position the four corners of fixing base (81) and pass through rivet fixed mounting at the inner chamber lateral wall of pull rod owner case (1), the middle part of location fixing base (81) has the installation cavity, the inside of installation cavity is inlayed and is equipped with unsteady locating piece (82), the bottom both sides of unsteady locating piece (82) are provided with spacing step (821), spacing step (821) are located the installation cavity inside and be wider in the both sides width of installation cavity, sunken formation positioning groove (822) downwards in the middle of the top of unsteady locating piece (82), the both sides of positioning groove (822) are respectively for pressing splenium (823) and transition portion (824), the outside end of transition portion (824) is flagging arc slope.
5. A portable trolley case with large space capacity as claimed in claim 4, wherein: a plurality of compression springs (83) distributed at intervals are arranged in an installation cavity of the positioning fixing seat (81), and the upper end and the lower end of each compression spring (83) are respectively abutted between the bottom of the floating positioning block (82) and the bottom of the installation cavity of the positioning fixing seat (81).
6. A portable trolley case with large space capacity as claimed in claim 1, wherein: the connecting mechanism (3) comprises a flash tank connecting part (31) and a main tank connecting part (32), the flash tank connecting part (31) comprises a flash tank connecting seat (311), an inner cavity of the flash tank connecting seat (311) is provided with a rotary column (312), the corresponding position of the inner cavity of the flash tank connecting seat (311) and the rotary column (312) is an open structure communicated with the outside, the top and the bottom of the rotary column (312) are respectively a limiting sliding column (313) and a connecting stud (314), the limiting sliding column (313) and the connecting stud (314) are equally divided into sliding connections with the flash tank connecting seat (311), the main tank connecting part (32) comprises a main tank connecting sleeve (321), the top of the main tank connecting sleeve (321) is provided with a connecting threaded hole (322) smaller than the inner cavity diameter of the main tank connecting sleeve, the inner cavity upper end of the main tank connecting sleeve (321) is provided with a step plug (323), the bottom of the inner cavity of the main box connecting sleeve (321) is provided with a sleeve end cover (324), and a plug pressure spring (325) is arranged between the step plug (323) and the sleeve end cover (324) in an abutting mode.
7. A portable trolley case with large space capacity as claimed in claim 1, wherein: the outer wall cover of connecting stud (314) is equipped with pressure spring (315) that resets, pressure spring (315) butt that resets is between the inner chamber bottom of column spinner (312) and flash tank coupling part (31), the circumference lateral wall of column spinner (312) is circumference array form equipartition and is provided with anti-skidding convex ridge (316).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010125224.0A CN111067220A (en) | 2020-02-27 | 2020-02-27 | Portable draw-bar box with large space capacity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010125224.0A CN111067220A (en) | 2020-02-27 | 2020-02-27 | Portable draw-bar box with large space capacity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111067220A true CN111067220A (en) | 2020-04-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010125224.0A Pending CN111067220A (en) | 2020-02-27 | 2020-02-27 | Portable draw-bar box with large space capacity |
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Application publication date: 20200428 |