Utility model content
The purpose of this utility model is to provide packing chest, is intended to solve large scale Product transport inconvenience in prior art, and the stable not problem of wheel supporting is set.
The utility model is to realize like this, packing chest, comprise casing, described casing lower end be provided with a plurality of can be relatively described casing turnover Universal wheel structure and for supporting the support bar of described casing, described support bar lower surface to the distance of described casing is less than under described Universal wheel structure summit to the distance of described casing.
Further, described Universal wheel structure comprises the connecting strap of the rectangular structure of being located at described casing lower end and a plurality of cardan wheels that are arranged in described connecting strap lower surface.
Further, between described connecting strap and described casing, by gemel connection, described hinge one end is fixed on described casing lower end, and the other end is fixed on described connecting strap one side.
Further, described connecting strap comprises first end face concordant with the first side of described casing, and the locking mechanism by can folding between the first side of described the first end face and described casing is connected.
Further, described locking mechanism comprises snap ring and can buckle into fixing snap fit for described snap ring, and described snap ring is movably fixed on the first end face of described connecting strap, and described snap fit is arranged on the first side of described casing.
Further, described Universal wheel structure comprises 3 connecting straps that are parallel to each other and are distributed in described casing lower end, and described 3 connecting strap lower surfaces are all placed with 2 cardan wheels.
Further, the quantity of described support bar is three, is arranged at intervals between described 3 connecting straps.
Compared with prior art, packing chest in the utility model, in casing lower end, added Universal wheel structure, in needs transportation, directly promote casing, the Universal wheel structure that relies on lower end to arrange can facilitate the movement of casing, even the product that size is larger, weight ratio is larger also can promote transportation by this packing chest; Do not need transportation time, turnover Universal wheel structure, support bar contact with ground, and firmly, casing can slippage, and Stability Analysis of Structures in its support, can not affect the structure of Universal wheel structure.
The specific embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
Below in conjunction with concrete accompanying drawing, the realization of the present embodiment is described in detail.
As shown in Figure 1, packing chest 1, comprise casing 11, casing 11 lower ends are provided with the Universal wheel structure 12 of the relative casing of a plurality of energy 11 turnovers and for the support bar 13 of supporting box 11, support bar 13 lower surfaces to the distance of casing 11 is less than 121 times summits of Universal wheel structure to the distance of casing 11.
Shipping products time, pack product into casing 11, now can make Universal wheel structure 12 in not turning down state, the lower summit of Universal wheel structure 12 to the distance of casing 11 is greater than the lower surface of support bar 13 to the distance of casing 11, therefore, now, by Universal wheel structure 12 supporting box 11, now casing 11 can move by Universal wheel structure.
Do not need shipping products time, can be by Universal wheel structure 12 turnover, because the lower summit of the Universal wheel structure 12 after turnover to the distance of casing 11 is less than the lower surface of support bar 13 to the distance of casing 11, therefore, now by support bar 13 supporting box 11.
Therefore, the packing chest 1 that the present embodiment provides, can pass through just direct shipping products of Universal wheel structure 12 on the one hand, carries out load-bearing, stabilized structure on the other hand in standing by support bar 13.
As shown in Figure 3, Universal wheel structure 12 comprises the connecting strap 122 of the rectangular structure of being located at casing 11 lower ends and a plurality of cardan wheels 121 that are arranged in connecting strap lower surface.Relative casing 11 turnovers of a plurality of cardan wheels 121 that connecting strap 122 can drive lower surface to arrange.A plurality of cardan wheels 121 of arranging on connecting strap 122 can be played a supporting role to the lower surface of casing 11, the roll capability that coordinates self, when promoting transportation, product can not roll, and after on the fixing same connecting strap 122 of a plurality of Universal wheel structures 121, have each other certain concertedness, the resistance that can disperse bottom to be subject to, has avoided the stressed excessive and problem damaged of single cardan wheel 121.
Cardan wheel 121 is a kind of pulley structure common in prior art, is widely used in swivel chair, the fields such as supermarket trolleys.
In the present embodiment, between connecting strap 122 and casing 11, by hinge 14, be connected, one end of hinge 14 is fixed on casing 11 lower ends, and the other end is fixed on a side of connecting strap 122.Under hinge 14 fixing, Universal wheel structure 12 can rotate turnover relative to casing 11.
As shown in Figure 2, connecting strap 122 comprises between the first side of the first end face 1221, the first end faces 1221 concordant with the first side of casing 11 and casing 11 that the locking mechanism 123 by can folding is connected.
The first side of the first end face 1221 and casing 11 is concordant, and operable lock locking structure 123 easily.Locking mechanism 123 can will pin between connecting strap 122 and casing 11, prevents Universal wheel structure 12 turnovers in the process pushing, impact transportation.Opening locking mechanism 123 can, by connecting strap 12 turnovers, drive cardan wheel 121 relatively in casing 11 upsets.
Locking mechanism 123 can be set to multiple, for example, between casing 11 and connecting strap 122, latch is set, and inserts and fixes, or magnetic-adsorption structure etc. is set.Particularly, as shown in Figure 2, the locking mechanism 123 in the present embodiment comprises snap ring 1231 and can buckle into fixing snap fit 111 for snap ring 1231, and snap ring 1231 is arranged on the first end face 1221, and snap fit 111 arranges on 11 pairs of the first sides of casing.Snap ring 1231 can overturn by relative the first end face 123, snaps in or leave snap fit 111, plays effect fixing or that open.
In actual applications, because a side and casing 11 lower ends of connecting strap 122 are rotationally connected, and rise, itself there is certain weight, so when untiing snap ring 1221, casing 11 is lifted by fork truck, during lower end built on stilts, Universal wheel structure 12 meetings are wing drop due to the weight of self, cardan wheel 121 positions raise, the lower surface of support bar 13 surpasses the now position on 121 times summits of cardan wheel, directly casing 11 is put down, and support bar 13 starts to support, and connecting strap 122 and cardan wheel 121 have a down dip in self gravitation effect, can not affect the support of support bar 13.During Design and manufacture, should regulate the thickness of support bar 13 and the weight of Universal wheel structure 12 according to reality, meet the demands.
As shown in Figure 1, in order to keep the stable of casing 11, Universal wheel structure 12 in the present embodiment comprises the connecting strap 12 of 3 casing 11 lower ends that are parallel to each other and are distributed in, connecting strap 12 lower surfaces are all placed with 2 cardan wheels 121, the structure of each connecting strap 122 is all identical, is arranged in behind casing 11 lower surfaces, can stable support, disperse the resistance being subject to, strengthened the intensity of casing 11 lower surfaces simultaneously.
Quantity at the support bar 13 of the lower end of casing 11 is 3, and 3 support bars 13 are convexly set in casing 11 lower surfaces, are arranged at intervals between 3 connecting straps 122.
Packing chest 1 in the present embodiment, the lower surface of its casing 11 is provided with a plurality of Universal wheel structures that can turn down 12, and the locking mechanism 123 arranging between corresponding side surface Universal wheel structure 12 and casing 11 can make the two mutually lock or untie.During locking, can promote casing 11 and transport in the plane, rely on a plurality of cardan wheels 121, transport easily large scale product; While untiing, when lifting casing 11, Universal wheel structure 12 can be in wing drop under self gravitation, not in load-bearing, and support bar 13 kiss the earths, for casing 11 provides support, the placement that casing 11 now can be stable, and be convenient to fork truck and insert and lift transportation.
These are only preferred embodiment of the present utility model, not in order to limit the utility model, all any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.