Summary of the invention
The present invention is directed to the technical problem existing in above-mentioned prior art, provide a kind of easy to use, the draw-bar box of the article of can taking in the situation that not opening main box.
Technical scheme of the present invention is achieved in that
A kind of draw-bar box, comprise main box and main tank lid, main box and main tank lid are hard material and make, be provided with at least one opening on the surface of main tank lid, extend outward a circle projection along opening periphery, described projection and main tank lid are formed in one, projection the sub-casing having formed in order to hold article is set, on sub-casing, be provided with and be all the sub-case lid that hard material is made.
As preferably, the uncovered portion of sub-case lid be fixed with integrated on metal frame, be fixed with integrated lower metal frame in the uncovered portion of sub-casing, when group case lid and sub-casing are closed, upper metal frame coordinates with lower metal frame clamping.Thus, compared with the combination that adopts slide fastener or adhesive tape with traditional draw-bar box, the present invention has adopted upper and lower metal frame clamping to coordinate in junction with sub-casing at sub-case lid, thereby make junction more firm, be difficult to scratch with sharp objects such as cutters, greatly improved anti-theft.
As preferably, upper metal frame coordinates and refers to lower metal frame clamping: on lower metal frame, be provided with the flange that a circle raises up, the thickness of flange is less than the thickness of lower metal frame, on upper metal frame, correspondence is provided with a circle slot, when group case lid and sub-casing are closed, described flange is plugged in slot, and the width of slot is equal to or greater than the width of flange.Adopted such structure, upper and lower metal frame has been coincide tighter, and sharp object can be subject to stopping of flange in the time that both seam crossings insert, and then effectively protect article in sub-casing.
As preferably, there is a circle adhesive tape at the upper surface of lower metal frame around flange sleeve, when sub-case lid and sub-casing are closed, upper metal frame is against in adhesive tape.Adhesive tape has elasticity, can make to coincide between upper and lower metal frame tightr, and the impact sound also can avoid covering time between metal produces, and more can prevent under fortuitous event, and the generation that collision energetically causes scratch, the situation of wounding occurs upper and lower metal frame.
For controlling the opening angle of sub-case lid and being conveniently fixed on certain enable possition, as preferably, sub-case lid comprises base, top margin and dual-side, the base of sub-case lid is hinged by hinge and sub-casing, the top margin of sub-case lid is sealed with sub-casing by sub-case lock, the middle and lower part of sub-case lid dual-side is connected with sub-casing by connecting rod that can free folding, described connecting rod is made up of two sections of first connecting rods, second connecting rod, one end of first connecting rod, second connecting rod is hinged, and the other end of first connecting rod, second connecting rod is hinged with sub-case lid, sub-box inside respectively.Adopted technique scheme, can also control the unlatching closing motion track of sub-case lid, while making closure upper and lower metal frame screens more accurate, improved product specification.
For making the coordination more attractive in appearance of product entirety, improve the practicality of sub-casing simultaneously, as preferably, cover and be provided with an opening at main tank, the area of opening account for main tank cap surface long-pending 1/5th to 9/10ths; The height that described projection protrudes from main tank lid is 2~8cm.
As preferably, be provided with the soft interlayer that sub-casing and main box can be divided into two separate space at the opening part of main tank lid, a side and opening one end of soft interlayer are fixedly linked, and all the other sides of soft interlayer are connected by slide fastener with opening.When normal use, can zip up, at the bottom of soft interlayer is the case of sub-casing, can put some ordinary articles at sub-memory box; As open slide fastener, can make sub-casing communicate with main box, the article of can taking in the situation that not opening main tank lid thus.
Traditional draw-bar box smooth in appearance, its load-bearing compressive property is inadequate, as placed heavier article in case, or in the time of long-distance transport, easily be subject to squeeze distortion, therefore, as preferably, on the surface of main box, main tank lid and sub-case lid, be evenly provided with many protruding ribs, between adjacent rib, form between two curved depressed part.By such setting, can reinforce casing, make it have stronger load-bearing anti-pressure ability, outward appearance seems also to have a kind of firm aesthetic feeling.
As preferably, be fixed with integrated main tank lid metal frame in the uncovered portion of main tank lid, be fixed with integrated main box metal frame in the uncovered portion of main box, on main box metal frame, be provided with the flange that a circle raises up, on main tank lid metal frame, correspondence is provided with a circle slot, in the time of main tank lid and main box closure, described flange is plugged in slot, and the width of slot is equal to or greater than the width of flange.Equally; adopted such structure, main box metal frame, main tank lid metal frame have been coincide tighter, and sharp object can be subject to stopping of flange in the time that both seam crossings insert; and then effectively protected article in main box, improve the anti-theft of main box.
Adopt design philosophy of the present invention and the beneficial effect of technique scheme to be:
The present invention covers and is provided with one and the integrated sub-casing of main tank lid at the main tank of hard draw-bar box, thereby some ordinary articles can be put into wherein, makes just can easily take on the basis of not opening main tank lid, has facilitated people's use; The setting of sub-casing makes draw-bar box overall appearance seem noveler in addition, has also improved product specification.
Be fixed with metal frame in the uncovered portion of sub-case lid in addition, uncovered portion at sub-casing is fixed with lower metal frame, is provided with the flange that a circle raises up on lower metal frame, and on upper metal frame, correspondence is provided with a circle slot, when group case lid and sub-casing are closed, described flange is plugged in slot; Adopted such structure, upper and lower metal frame has been coincide tighter, and sharp object can be subject to stopping of flange in the time that both seam crossings insert, and then effectively protect article in sub-casing, strengthen its anti-theft.And also adopted above-mentioned similar structure in the junction of main box and main tank lid, and can strengthen equally the firm degree of main box, improve anti-theft.
Because the present invention has had more sub-casing, this part volume of sub-case lid on the basis of traditional draw-bar box, so need the integral firmness of reinforced pull rod case, thus, on the surface of main box, main tank lid and sub-case lid, be evenly provided with many protruding ribs, between adjacent rib, form between two curved depressed part.By such setting, can reinforce casing, make it have stronger load-bearing anti-pressure ability, outward appearance seems also to have a kind of firm aesthetic feeling.
The specific embodiment
The specific embodiment of the present invention is as follows:
Embodiment: a kind of draw-bar box, as shown in Fig. 1~4, comprise main box 1 and main tank lid 2, main box 1 and main tank lid 2 are hard plastics and make, and are provided with universal rolling wheel 8 in the bottom of main box 1, and the top of main box 1 is provided with telescopic pull bar 7; Be provided with an opening on the surface of main tank lid 2, aperture area accounts for 4/5ths of main tank lid 2 surface areas substantially, extend outward a circle projection 4 along opening periphery, described projection 4 is basically perpendicular to main tank lid 2 and arranges, the height that projection protrudes from main tank lid is 4cm, described projection 4 is formed in one with main tank lid 2, projection 4 the sub-casing 5 having formed in order to hold article is set, on sub-casing 5, be provided with and be all the sub-case lid 3 that hard material is made.
The uncovered portion of sub-case lid 3 be fixed with integrated on metal frame 9, upper metal frame 9 is fixedly linked by rivet and sub-case lid 3, be fixed with integrated lower metal frame 10 in the uncovered portion of sub-casing 5, equally, lower metal frame 10 is connected with sub-casing 5 by rivet, and upper metal frame 9, lower metal frame 10 are aluminum alloy materials and make; When group case lid 3 is closed with sub-casing 5, upper metal frame 9 coordinates with lower metal frame 10 clampings.
Specifically, as shown in Fig. 3,5,6, upper metal frame 9 coordinates and refers to lower metal frame 10 clampings: on lower metal frame 10, be provided with the flange 11 that a circle raises up, the thickness of flange 11 is less than the thickness of lower metal frame 10, on upper metal frame 9, correspondence is provided with a circle slot 12, when group case lid 3 is closed with sub-casing 5, described flange 11 is plugged in slot 12, and the width of slot 12 is equal to or greater than the width of flange 11.Upper surface at lower metal frame 10 has a circle adhesive tape 13 around flange 11 covers, and when sub-case lid 3 is closed with sub-casing 5, upper metal frame 9 is against in adhesive tape 13.
Between main tank lid 2 and main box 1, also adopt similar structure, be fixed with integrated main tank lid metal frame 22 in the uncovered portion of main tank lid 2, be fixed with integrated main box metal frame 23 in the uncovered portion of main box 1, on main box metal frame 22, be provided with the flange (not shown) that a circle raises up, on main tank lid metal frame 23, correspondence is provided with a circle slot (not shown), in the time that main tank lid 2 and main box 1 are closed, described flange is plugged in slot, and the width of slot is equal to or greater than the width of flange.Equally, main box 1 has also carried out consolidation process with main tank lid 2 junctions, has played good anti-theft function.
Sub-case lid 3 comprises base 14, top margin 15 and dual-side 16, the base 14 of sub-case lid 3 is hinged by hinge (not shown) and sub-casing 5, the top margin 15 of sub-case lid 3 is sealed with sub-casing 5 by sub-case lock 17, the middle and lower part of sub-case lid 3 dual-sides is connected with sub-casing 5 by connecting rod 6 that can free folding, described connecting rod 6 is made up of 19 two sections of first connecting rods 18, second connecting rod, one end of first connecting rod 18, second connecting rod 19 is hinged, the other end of first connecting rod 18, second connecting rod 19 respectively with sub-case lid 3, sub-casing 5 hinged inside.
The bottom that is sub-casing 5 at the opening part of main tank lid 2 is provided with the soft interlayer 20 that sub-casing 5 and main box 1 can be divided into two separate space, a side and opening one end of soft interlayer 20 are fixedly linked, and all the other sides of soft interlayer are connected by slide fastener 21 with opening.The slider of zipper fastener of slide fastener 21 is the back side that is in soft interlayer 20, is in main tank lid 2, that is to say that this side of opening at sub-case lid 3 is to can't see the slider of zipper fastener of slide fastener 21, and such form that arranges makes entirety more attractive in appearance.
As shown in Figure 4, below soft interlayer 20, be also provided with one deck every cloth 24, in the time raising soft interlayer 20, can see that this layer is every cloth 24, surrounding and main tank lid 2 inner side surroundings every cloth 24 are fixedly linked, thereby can further divide main box and sub-casing two parts accommodation space, divide the work clearer and more definite.Also be provided with slide fastener 21 at the middle part every cloth 24.
Separately as shown in Figure 3,4, on the surface of main box 1, main tank lid 2 and sub-case lid 3, be evenly provided with many protruding ribs 25, between adjacent rib 25, form curved depressed part 26 between two.By such setting, can reinforce casing, make it have stronger load-bearing anti-pressure ability, outward appearance seems also to have a kind of firm aesthetic feeling.