The utility model content
In order to overcome above-mentioned the deficiencies in the prior art, the utility model provides a kind of top cover for hard-open-top top box, comprising: the top cover body; The top cover door, described top cover door is along the vertical or horizontal middle part that is symmetricly set on slidably described top cover body of described top cover body, the vertical or horizontal track that is provided with at the upper surface of described top cover body along described top cover body, inboard at the edge of the side extended along direction of slip of described top cover door is provided with the pulley for being connected with described track, lower surface and described pulley at described top cover door are adjacent to be provided with the first translot, at the upper surface of described top cover body, are provided with the second translot be connected with described the first translot.
Preferably, be provided with baffle plate at described track away from the end in the middle part of described top cover body.
Preferably, on described baffle plate, be provided with recess, described recess is for engaging with described top cover door.
Preferably, should also comprise latching device for the top cover of hard-open-top top box, described latching device removably is connected with described top cover door with described top cover body, so that described top cover door is fixed on described top cover body.
Preferably, should also comprise the first sealing arrangement for the top cover of hard-open-top top box, described the first sealing arrangement for being arranged between two described top cover doors when described top cover door is closed.
Preferably, should also comprise the second sealing arrangement for top cover of hard-open-top top box, described the second sealing arrangement is arranged in the space that described the first translot and described the second translot coincide.
Preferably, should also comprise the 3rd sealing arrangement for the top cover of hard-open-top top box, described the 3rd sealing arrangement is arranged on described top cover door along between the extension of the direction perpendicular to direction of slip and side and described top cover body away from described top cover body middle part.
Preferably, the cross-sectional plane of described track is circular, and the shape of described pulley and the shape of described track are suitable.
Preferably, should also comprise handle for the top cover of hard-open-top top box, described handle is arranged on described top cover door along on the extension of the direction perpendicular to direction of slip and the side away from described top cover body middle part.
The utility model also provides a kind of hard-open-top top box, above the casing of described hard-open-top top box, removably is provided with the above-mentioned top cover for hard-open-top top box.
According to the top cover for hard-open-top top box of the present utility model, by slidably top cover door is set symmetrically on the top cover body, do not make in the situation that work-site does not possess hoisting device and can open by hand the handling that the top cover door is realized goods by operating personal yet, improved the use alerting ability of hard-open-top top box, also can save the cost of hoisting device, and can effectively prevent that rainwater etc. from entering box house.
Introduced the concept of a series of reduced forms in the utility model content part, this will further describe in specific embodiment part.The utility model content part does not also mean that key feature and the essential features that will attempt to limit technical scheme required for protection, does not more mean that the protection domain of attempting to determine technical scheme required for protection.
Below in conjunction with accompanying drawing, describe advantage of the present utility model and feature in detail.
The specific embodiment
In the following description, having provided a large amount of concrete details understands the utility model more thoroughly in order to provide.Yet, it will be apparent to one skilled in the art that the utility model can be implemented without one or more these details.In other example, for fear of obscuring with the utility model, for technical characterictics more well known in the art, be not described.
In order thoroughly to understand the utility model, detailed structure will be proposed in following description.Obviously, execution of the present utility model is not limited to the specific details that those skilled in the art has the knack of.Preferred embodiment of the present utility model is described in detail as follows, yet, except these are described in detail, the utility model can also have other embodiments.
The utility model discloses a kind of top cover for hard-open-top top box, from the birds-eye view shown in Fig. 1, can find out, this top cover comprises top cover body 10 and top cover door 30, and this top cover door 30 is along the vertical or horizontal middle part that is symmetricly set on slidably top cover body 10 of top cover body 10.Particularly, section-drawing shown in Figure 2, the upper surface of top cover body 10 along top cover body 10 vertically or be horizontally arranged with track 11, when needing top cover door 30 along the longitudinal sliding motion of top cover body 10, track 11 is just along vertical setting of top cover body 10, when needing top cover door 30 along the horizontal slip of top cover body 10, track 11 is just along the horizontally set of top cover body 10.Inboard at the edge of the side extended along direction of slip of top cover door 30 is provided with the pulley 31 for being connected with track 11, and the slip by pulley 31 on track 11 realizes the vertical or horizontal slip of top cover door 30 along top cover body 10.
In order to guarantee that top cover has the failure-free leak tightness, continue with reference to Fig. 2, be adjacent to be provided with the first translot 33 at lower surface and the pulley 31 of top cover door 30, and be provided with at the upper surface of top cover body 10 the second translot 13 be connected with the first translot 33.As can be seen from Figure 2, the first translot 33 and the second translot 13 all are the U-shaped of horizontal positioned, and the opening of the two is relative, mutually inserts in the other side's space.Such structure, neither hinder the slip of top cover door 30, simultaneously thisly is similar to mazy structure and can also effectively prevents that rainwater etc. from entering box house by top cover, makes top cover have the failure-free sealing property.
According to the top cover for hard-open-top top box of the present utility model, by slidably top cover door is set symmetrically on the top cover body, do not make in the situation that work-site does not possess hoisting device and can open by hand the handling that the top cover door is realized goods by operating personal yet, improved the use alerting ability of hard-open-top top box, also can save the cost of hoisting device, and can effectively prevent that rainwater etc. from entering box house.
Preferably, in order to prevent causing top cover door 30 to break away from from top cover body 10 owing to overexerting when opening top cover door 30, can be as shown in Figure 3, away from the end at top cover body 10 middle parts, baffle plate 50 is set at track 11, by the sliding scale that stops to limit top cover door 30 of baffle plate 50, thereby also determined slidably range of top cover door 30.
Further preferably, in Fig. 3, can on the side contacted with top cover door 30 of baffle plate 50, recess 51 be set equally.After top cover door 30 opens to maximum position, the edge of top cover door 30 can be stuck in recess 51, thereby engages with recess 51.Like this, top cover door 30 just can remain on the position of opening and can not close voluntarily.
Equally for top cover door 30 is fixing, the utility model a kind of preferred embodiment in, can be illustrated in figure 1 top cover and be equipped with latching device 70.This latching device 70 removably is connected with top cover door 30 with top cover body 10, with the position at needs, top cover door 30 is fixed on top cover body 10.The position that for example top cover door 30 is closed, open to maximum position or open to the position of a certain degree.Latching device 70 can adopt two ends to be processed with the connecting panel of through hole, through hole by bolt through an end is connected with top cover door 30, re-use bolt is connected with top cover body 10 through the through hole of the other end simultaneously, so just top cover door 30 can be fixed on top cover body 10, top cover door 30 must not be slided and remain on current position.
Setting below in conjunction with the accompanying drawing explanation top cover for hard-open-top top box of the present utility model at seal aspect.
At first be in Fig. 3, preferably, the first sealing arrangement 20 be set between two top cover doors 30 when top cover door 30 is closed.This first sealing arrangement 20 can be fixed on any one in two top cover doors 30, and the packing seal that can adopt quality of rubber materials to make, and the shape and size of packing seal are set to the shape and size at the edge of top cover door 30 suitable.As for specifically how arranging, those skilled in the art know, and this paper repeats no more this.
Equally preferably, as shown in Figure 2, the top cover for hard-open-top top box of the present utility model also is equipped with the second sealing arrangement 40.Front is mentioned, and the first translot 33 and the second translot 13 all are the U-shaped of horizontal positioned, and the opening of the two is relative, mutually inserts in the other side's space.After the two connects, the space in the translot of the two is understood some and is overlapped, and this second sealing arrangement 40 just is arranged in the space of this part coincidence as shown in Figure 2, to guarantee the sealing property of top cover.The second sealing arrangement 40 equally also can adopt quality of rubber materials to make, and those skilled in the art's shape and structure that can the second sealing arrangement 40 be set according to shape and the structure of the first translot 33 and the second translot 13.
Equally preferably, get back in Fig. 3, the top cover for hard-open-top top box of the present utility model also is equipped with the 3rd sealing arrangement 60.The 3rd sealing arrangement 60 is arranged between the side and top cover body 10 of top cover door 30.Here the side of mentioning, its bearing of trend is perpendicular to the direction of slip of top cover door 30, and away from the middle part of top cover body 10.The 3rd sealing arrangement 60 also can be used quality of rubber materials to make.
In the utility model another preferred embodiment, equally as shown in Figure 2, cross-sectional plane that can track 11 is set to circle, and such structure is convenient to the processing of track 11., in order to make pulley 31, on track 11, slide swimmingly, shape that need to pulley 31 is set to track 11 suitable simultaneously.For example pulley 31 can be set to cylindrically, and process the depression of circular arc on the sidewall of pulley 31, contact with track 11 by this recess.
The utility model another preferred embodiment in, also be provided with the handle 35 shown in Fig. 1.This handle 35 is arranged on the side of top cover door 30, and the bearing of trend of this side is vertical with the direction of slip of top cover door 30.For example, shown in Fig. 1, top cover door 30 is along the longitudinal sliding motion of top cover body 10, and handle 35 is arranged on the side of the horizontal expansion along top cover body 10 of top cover door 30.By handle 35 is set, facilitated the manual top cover door 30 that opens and closes of operating personal.
The invention also discloses a kind of hard-open-top top box, its structure as shown in Figure 4, removably is provided with the above-mentioned top cover for hard-open-top top box above the casing 90 of this hard-open-top top box.In the situation that work-site does not possess hoisting device, can open by hand the handling that the top cover door is realized goods by operating personal.As for hard-open-top top box, how with top cover, to be connected, and the concrete structure of hard-open-top top box, those skilled in the art know, and this paper repeats no more this part content.
The utility model is illustrated by above-described embodiment, but should be understood that, above-described embodiment is the purpose for giving an example and illustrating just, but not is intended to the utility model is limited in described scope of embodiments.It will be understood by those skilled in the art that in addition; the utility model is not limited to above-described embodiment; can also make more kinds of variants and modifications according to instruction of the present utility model, these variants and modifications all drop in the utility model scope required for protection.Protection domain of the present utility model is defined by the appended claims and equivalent scope thereof.