A kind of top cover of threshing cylinder
Technical field
The utility model belongs to the harvesting machinery technical field, relates to the top cover on a kind of grain header, refers in particular to a kind of top cover that has adjustable guide plate.
Background technology
The guide plate that arranges in the top cover on the grain header on the existing market is all fixed, because fixing guide plate has restriction to the harvesting condition, can only carry out effective operation to single crop.
Summary of the invention
For the deficiency that exists in the background technology, the purpose of this utility model is to provide a kind of Novel threshing cylinder top cover that can carry out to the crop under the different condition operation.
For achieving the above object, the utility model provides following technical scheme: a kind of top cover of threshing cylinder, comprise that shape of cross section is rectangular lamina tecti, four limits at lamina tecti are provided with side plate, between long biside plate, tiltedly be provided with the Lysimachia sikokiana guide plate, between long biside plate, also tiltedly be provided with adjustable guide plate.
Above-mentioned adjustable guide plate comprises three guide plates.
Three above-mentioned guide plates comprise an intermediate guide plate and are connected to the side guide plate at intermediate guide plate two ends.
Be provided with fixed head on the above-mentioned intermediate guide plate.
Above-mentioned fixed head is bolted on lamina tecti.
Above-mentioned intermediate guide plate and side guide plate are bolted.
The two ends of above-mentioned adjustable guide plate are connected on the long biside plate.
The utility model beneficial effect compared to existing technology is: the utility model can carry out high-efficient homework to the crop of different harvesting conditions, has improved significantly the adaptability effect of rolling, strike, rubbing.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the guide board structure schematic diagram of regulating of the present utility model.
Label implication among the figure: 1-lamina tecti; The 2-side plate; 3-Lysimachia sikokiana guide plate; The adjustable guide plate of 4-; The 41-intermediate guide plate; The 411-fixed head; 42-side guide plate.
Embodiment
Below in conjunction with drawings and Examples, embodiment of the present utility model is described in further detail.Following examples are used for explanation the utility model, but are not used for limiting scope of the present utility model.
Shown in Fig. 1-2, a kind of top cover of threshing cylinder comprises that shape of cross section is rectangular lamina tecti 1, is provided with side plate 2 on four limits of lamina tecti 1, between long biside plate 2, tiltedly be provided with Lysimachia sikokiana guide plate 3, between long biside plate 2, also tiltedly be provided with adjustable guide plate 4.
Above-mentioned adjustable guide plate 4 comprises three guide plates.
Three above-mentioned guide plates comprise an intermediate guide plate 41 and are connected to the side guide plate 42 at intermediate guide plate 41 two ends.
Be provided with fixed head 411 on the above-mentioned intermediate guide plate 41.
Above-mentioned fixed head 411 is bolted on lamina tecti 1.
Above-mentioned intermediate guide plate 41 is bolted with side guide plate 42.
The two ends of above-mentioned adjustable guide plate 4 are screwed onto on the long biside plate 2.
Above-mentioned adjustable guide plate 4 can be regulated its angle on lamina tecti 1 by bolt.
The above only is preferred embodiment of the present utility model; should be understood that; for those skilled in the art; under the prerequisite that does not break away from the utility model know-why; can also make some improvement and modification, these of above-mentioned hypothesis improve and modification also should be considered as protection domain of the present utility model.