CN201199801Y

CN201199801Y - Miniature combine harvester

Info

Publication number: CN201199801Y
Application number: CNU2008200632336U
Authority: CN
Inventors: 刘惠明
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-04-30
Filing date: 2008-04-30
Publication date: 2009-03-04
Anticipated expiration: 2018-04-30

Abstract

The utility model discloses a micro combine harvester, which comprises wheels, a frame, power equipment, an ear cutter, conveying equipment, a thresher, a reel and the like, wherein the ear cutter, the conveying equipment and the thresher are powered by belt pulleys driven by a driving belt; the ear threshing machine is characterized in that an ear conveying belt is installed between the ear cutter and an inlet of the threshing machine in a contact mode, the upper plane of one end, connected with the ear cutter, of the ear conveying belt is equal to or basically equal to the upper plane of the ear cutter in height, the upper plane of one end, connected with the threshing machine, of the ear conveying belt is equal to or basically equal to the inlet of the threshing machine in height, and the ear conveying belt and the ear cutter are equal in width or basically equal in width. The utility model discloses an ear of grain cutterbar is direct carries the entry of thresher with the ear of grain through ear of grain conveyor belt after accomplishing the cutting, and is fast, efficient, the running cost is low, has practiced thrift the space moreover, is favorable to further reducing the product volume, is convenient for remove.

Description

Miniature combine harvester

Technical field

The utility model relates to a kind of combine of miniaturization, relates in particular to the miniature combine harvester that a kind of structure is compact more, efficient is higher, belongs to the production field of the used small harvester of fringe class crops.

Background technology

Large-scale agricultural grain header just was applied to the harvesting of large-area crops before for many years, such as in the flat-bottomed land in the China north, people just gather in paddy or wheat etc. with large-scale grain header.Along with being showing improvement or progress day by day of agricultural science and technology, in order to satisfy the rural demand of hills or alpine belt, the combine that a lot of miniaturizations occurred, these grain headers can be operated fringe class crops such as harvesting paddy or wheat by a people, speed is traditional hand harvest's several times, satisfy the mechanized harvest demand of hills or alpine belt to a great extent, accelerated the development process of agricultural mechanization.Existing miniaturization combine comprises wheel, frame, power-equipment, fringe cutter, conveying equipment, thresher, straw shift wheel etc.; wherein; power-equipment comprises interconnective engine, gearbox and driving belt; conveying equipment comprises belt conveyor, and cutter, conveying equipment and thresher drive belt pulley by driving belt power is provided.

But; existing miniaturization combine still has its weak point; it is too fat to move wherein mainly to show as the fringe conveying mechanism; its structure is: in the fringe cutter back lower place container is set; in this container, be provided with the strand cage; this strand cage is used for the fringe in the container is transferred to one side of container; and then fringe upwards is transported to the inlet of thresher by the fringe conveyer belt; so not only make the conveying mechanism complexity; inefficiency; and can take more space; increased the volume and weight of product, be unfavorable for very much moving of product, made its application become more painstaking in roving hills of needs or alpine belt.

In addition, existing miniaturization combine also has a lot of other defectives, such as: engine and gearbox are installed in the frame next door, make the volume of product be difficult to reduce; Each parts fixed installation can not adapt to the harvesting of differing heights crops; Wheel is narrower, is absorbed in easily in the soil; Fringe cutter two ends do not have guider, make the crops at fringe cutter two ends be caused waste by the frame of back extension easily; The bar of crops can not be sliced off or the like.

Summary of the invention

The purpose of this utility model provides the miniature combine harvester that a kind of structure is compact more, efficient is higher with regard to being in order to address the above problem.

The utility model is realized above-mentioned purpose by the following technical solutions:

The utility model comprises wheel, frame, power-equipment, cutter, conveying equipment, thresher, straw shift wheel etc., wherein, cutter comprises the fringe cutter, power-equipment comprises interconnective engine, gearbox and driving belt, conveying equipment comprises belt conveyor, and cutter, conveying equipment and thresher drive belt pulley by driving belt power is provided; Its innovation is: contact is equipped with the fringe belt conveyor between the inlet of described fringe cutter and thresher; the last plane of one end of described fringe belt conveyor connection fringe cutter and the last plane of fringe cutter are contour or contour substantially; the last plane of one end of described fringe belt conveyor connection thresher and the inlet of thresher are contour or contour substantially, and described fringe belt conveyor and fringe cutter are wide or wide substantially.Said structure has saved the scion container of original miniaturization grain header and the strand cage in this container; adopt the fringe belt conveyor directly fringe to be transported to the inlet of thresher; both reduce conveying process, accelerated time of delivery, improved transfer efficiency, saved the space again, reduced volume and weight.Certainly; because fringe is not returned the limit, and thresher adopts the method for threshing the process that fringe is transported to the other end from an end, so there is the sordid problem of part fringe threshing; but this problem is also not serious, and also exists because having only a thresher threshing in the past.

In order to solve the sordid problem of part fringe threshing; the quantity of thresher described in the utility model is two; two thresher contacts connect, and the end end sidewalls that two threshers are in contact with one another is provided with the punishment in advance mouth, and the feed direction of two threshers is opposite.Like this, after through two thresher threshings, threshing is very clean, and is more thorough with a thresher threshing before comparing.Be provided with out a hole in the bottom of described thresher, be provided with the slag charge outlet away from the end wall of the feed direction end of the thresher of fringe belt conveyor; A belt conveyor is installed below two threshers, and the port of export of grain belt conveyor connects the grain collecting bag.Delivered in the grain collecting bag of its port of export through the grain conveyer belt by the grain that thresher is taken off, finish the harvesting task.Above-mentioned grain belt conveyor and fringe belt conveyor are same belt, drive by a power wheel to get final product.

In order further to reduce small product size, described engine and gearbox are installed on the interior base plate of frame.Made full use of the inner space of frame like this, the volume of product is obviously reduced; In addition,, reduce, increased stability so the low level of engine and gearbox is installed the center of gravity that makes entire product because engine and gearbox account for the ratio of entire product weight higher (may 1/3---between 1/2).

Direction of advance with grain header is a direction, and the front end in described frame bottom is equipped with the bar cutter, and in the horizontal direction, described bar cutter is positioned at the back of described fringe cutter.The task that the setting of bar cutter is finished the utility model to cut fringe, threshing and cut bar has once improved efficient.

For the adaptive capacity that makes product stronger; all be installed on the travel(l)ing rest by described fringe cutter, fringe belt conveyor, thresher, grain belt conveyor and a grain collecting bag, be connected by the device of ascending, descending fringe cutter flexibly between described travel(l)ing rest and the frame.As preferred structure, the device of the described cutter of ascending, descending fringe flexibly is: the direction of advance with grain header is a direction, adopt rotatable the connection between the rear end of described travel(l)ing rest and the frame, be connected by elevating lever between the front end of described travel(l)ing rest and the bottom front of frame.Like this, at the crops of differing heights the time, a height that only needs to regulate elevating lever can satisfy the requirement that adapts to the crops height.

As further improvement of the utility model, two ends at described fringe cutter are respectively arranged with clutch, direction of advance with grain header is a direction, one end of described two clutch is near described fringe cutter, the other end is positioned at the place ahead of described fringe cutter, on described two clutch near the distance between the end of described fringe cutter less than on described two clutch away from the distance between the end of described fringe cutter.Above-mentioned clutch can be brought together into the crops of fringe cutter two ends certain limit in the working range of fringe cutter in advance, has suitably increased single harvesting scope, avoided simultaneously because of the back frame to the wasting problem of the infringement of crops.

Direction of advance with grain header is a direction, and described wheel is a cylindrical shape, and its width is between half of frame width is to one times.The wheel that this width is bigger can avoid wheel to be absorbed within the soil, avoided " falling into wheel " and the loss that delays work that causes.

The beneficial effects of the utility model are:

In sum, fringe cutter of the present utility model directly is transported to fringe the inlet of thresher by the fringe belt conveyor after finishing cutting, and speed is fast, efficient is high, operating cost is low, and has saved the space; Engine and gearbox are installed in the frame, help further reducing small product size, be convenient to move; But utilize the ascending, descending structure, make the utility model can adapt to the harvesting of differing heights crops; The use of wide wheel has been avoided " falling into wheel " and the loss that delays work that causes; The clutch at fringe cutter two ends has suitably increased single harvesting scope, avoided simultaneously because of the back frame to the wasting problem of the infringement of crops; Can finish the task of cutting fringe, threshing and cutting bar once, improve efficient; In a word, use the utility model, can help realizing the mechanized harvest of the fringe class plant in hills and area, high mountain rural area more, accelerated the development process of rural area mechanized harvest industry.

Description of drawings

Fig. 1 is a perspective view of the present utility model;

Fig. 2 is fringe cutter in the utility model, fringe belt conveyor, grain belt conveyor and the main TV structure schematic diagram that removes to cover thresher;

Fig. 3 is fringe cutter among Fig. 2, fringe belt conveyor, grain belt conveyor and the plan structure schematic diagram that removes to cover thresher.

Embodiment

Below in conjunction with accompanying drawing the utility model is done further concrete description:

As shown in Figure 1; the utility model comprises wheel 8, frame 21, power-equipment, cutter, conveying equipment, thresher 2, straw shift wheel 1 etc.; wherein; cutter comprises fringe cutter 13; power-equipment comprises interconnective engine 3, gearbox 5 and driving belt; conveying equipment comprises belt conveyor, and cutter, conveying equipment and thresher 2 drive belt pulley by driving belt power is provided.As Fig. 1, Fig. 2 and shown in Figure 3, the quantity of thresher 2 is two, and two thresher 2 contacts connect, and the feed direction that the end end sidewalls that two threshers 2 are in contact with one another is provided with 20, two threshers 2 of punishment in advance mouth is opposite.As Fig. 1, Fig. 2 and shown in Figure 3; contact is equipped with fringe belt conveyor 11 between the inlet of fringe cutter 13 and a close thresher 2; the last plane of one end of fringe belt conveyor 11 connection fringe cutters 13 and the last plane of fringe cutter 13 are contour or contour substantially; the last plane of one end of fringe belt conveyor 11 connection threshers 2 and the inlet of thresher 2 are contour or contour substantially, and fringe belt conveyor 11 is wide or wide substantially with fringe cutter 13.As shown in Figure 3, be provided with out a hole 19, be provided with slag charge outlet 18 away from the end wall of the feed direction end of the thresher 2 of fringe belt conveyor 11 in the bottom of thresher 2; As shown in Figure 2, a belt conveyor 15 is installed below two threshers 2, the port of export of grain belt conveyor 15 connects grain collecting bag (not visible among the figure).Above-mentioned grain belt conveyor 15 is a same belt with fringe belt conveyor 11, drives by a power wheel to get final product.Said structure has saved the scion container of original miniaturization grain header and the strand cage in this container; adopt fringe belt conveyor 11 directly fringe to be transported to the inlet of thresher 2; both reduce conveying process, accelerated time of delivery, improved transfer efficiency; save the space again, reduced volume and weight.

As shown in Figure 1, engine 3 and gearbox 5 are installed on the base plate 6 in the frame 21.Made full use of the inner space of frame 21 like this, the volume of product is obviously reduced; In addition,, reduce, increased stability so the low level of engine and gearbox is installed the center of gravity that makes entire product because engine and gearbox account for the ratio of entire product weight higher (may 1/3---between 1/2).

As shown in Figure 1, be direction with the direction of advance of grain header, at the front end mounting rod cutter 9 of frame 21 bottoms, in the horizontal direction, bar cutter 9 is positioned at the back of fringe cutter 13.The task that the setting of bar cutter 9 is finished the utility model to cut fringe, threshing and cut bar has once improved efficient.

In conjunction with Fig. 1 and Fig. 3, fringe cutter 13 and bar cutter 9 all adopt reciprocating structure, promptly adopt double-deck cutting head, and a cutting head is static, another cutting head is done left and right reciprocating motion under the drive of stay cord (stay cord is driven by belt pulley), realize its cutting function.

As shown in Figure 1, all be installed on the travel(l)ing rest 22, be connected by the device of ascending, descending fringe cutter 13 flexibly between travel(l)ing rest 22 and the frame 21 by fringe cutter 13, fringe belt conveyor 11, thresher 2, grain belt conveyor 15 and a grain collecting bag.The device of the described cutter of ascending, descending fringe flexibly 13 is: the direction of advance with grain header is a direction, adopt rotatable the connection between the rear end of travel(l)ing rest 22 and the frame 21, be connected by elevating lever 10 between the bottom front of the front end of travel(l)ing rest 22 and frame 21.Like this, at the crops of differing heights the time, a height that only needs to regulate elevating lever 10 can satisfy the requirement that adapts to the crops height.

As shown in figures 1 and 3, be respectively arranged with clutch 12 at the two ends of fringe cutter 13, direction of advance with grain header is a direction, one end of two clutch 12 is near fringe cutter 13, the other end is positioned at the place ahead of fringe cutter 13, on two clutch 12 near the distance between the end of fringe cutter 13 less than on two clutch 12 away from the distance between the end of fringe cutter 13.Above-mentioned clutch 12 can be brought together into the crops of certain limit outside fringe cutter 13 two ends in the working range of fringe cutter 13 in advance, suitably increased single harvesting scope, avoided the wasting problem of infringement simultaneously because of 21 pairs of crops of back frame.

As shown in Figure 1, be direction with the direction of advance of grain header, wheel 8 is a cylindrical shape, its width is between half of the width of frame 21 is to one times.The wheel that this width is bigger can avoid wheel to be absorbed within the soil, avoided " falling into wheel " and the loss that delays work that causes.

The utility model can be used to gather in fringe class crops, and most widely used is the harvesting of paddy and wheat.Below in conjunction with Fig. 1, Fig. 2 and Fig. 3 application process of the present utility model is specified:

Arrow among Fig. 2 and Fig. 3 is represented the mobile route of fringe, slag charge, grain respectively.

After starting engine 3 (can be electromotor, diesel engine, gasoline engine etc.), by a people pushing away the utility model (or provide power by engine, so only need a controlling party to and speed get final product) advance.At first; two leading trucks 12 are brought together into the crops of certain limit outside fringe cutter 13 two ends in the working range of fringe cutter 13 in advance; the fringe of crops is cut off by fringe cutter 13 then; and under the effect of straw shift wheel 1 fringe is being delivered on the fringe belt conveyor 11; fringe belt conveyor 11 is directly delivered to the inlet of first thresher 2 with fringe, enters threshings in first thresher 2, under the flailing action of threshing rod 16; most grain is taken off, and falls on the belt conveyor 15 through going out a hole 19.Under the unidirectional feeding effect of threshing rod 16; the fringe of part position threshing and the slag charge of threshing are sent to punishment in advance mouth 20, enter threshing in second thresher 2, under the flailing action of threshing rod 16; all grains are taken off, and fall on the belt conveyor 15 through going out a hole 19.Under the unidirectional feeding effect of threshing rod 16, the slag charge of threshing is sent to slag charge outlet 18, and falls on the outer soil of machine through slag charge outlet 18.Like this, after through two thresher 2 threshings, threshing is very clean, and is more thorough with a thresher threshing before comparing.Delivered in the grain collecting bag of its port of export through grain belt conveyor 15 by the grain that thresher 2 is taken off, finish the harvesting task.

As shown in Figure 1, than the cutting work of above-mentioned fringe cutter 13 slightly late a bit after, the bar process bar cutter 9 that fringe has been cut also is cut off, cut bar is fallen on the soil through the hole 23 on the base plate 6, do not influence work of the present utility model, like this, the task of the utility model being finished once cut fringe, threshing and cut bar.

Claims

1, a kind of miniature combine harvester, comprise wheel, frame, power-equipment, cutter, conveying equipment, thresher, straw shift wheel etc., wherein, cutter comprises the fringe cutter, power-equipment comprises interconnective engine, gearbox and driving belt, conveying equipment comprises belt conveyor, and cutter, conveying equipment and thresher drive belt pulley by driving belt power is provided; It is characterized in that: contact is equipped with the fringe belt conveyor between the inlet of described fringe cutter and thresher; the last plane of one end of described fringe belt conveyor connection fringe cutter and the last plane of fringe cutter are contour or contour substantially; the last plane of one end of described fringe belt conveyor connection thresher and the inlet of thresher are contour or contour substantially, and described fringe belt conveyor and fringe cutter are wide or wide substantially.

2, miniature combine harvester according to claim 1 is characterized in that: described engine and gearbox are installed on the interior base plate of frame.

3, miniature combine harvester according to claim 1; it is characterized in that: the quantity of described thresher is two; two thresher contacts connect, and the end end sidewalls that two threshers are in contact with one another is provided with the punishment in advance mouth, and the feed direction of two threshers is opposite.

4, miniature combine harvester according to claim 3 is characterized in that: the bottom of described thresher is provided with out a hole, is provided with the slag charge outlet away from the end wall of the feed direction end of the thresher of fringe belt conveyor; A belt conveyor is installed below two threshers, and the port of export of grain belt conveyor connects the grain collecting bag.

5, miniature combine harvester according to claim 1 is characterized in that: the direction of advance with grain header is a direction, and the front end in described frame bottom is equipped with the bar cutter, and in the horizontal direction, described bar cutter is positioned at the back of described fringe cutter.

6, miniature combine harvester according to claim 1; it is characterized in that: all be installed on the travel(l)ing rest by described fringe cutter, fringe belt conveyor, thresher, grain belt conveyor and a grain collecting bag, be connected by the device of ascending, descending fringe cutter flexibly between described travel(l)ing rest and the frame.

7, miniature combine harvester according to claim 6, it is characterized in that: the device of the described cutter of ascending, descending fringe flexibly is: the direction of advance with grain header is a direction, adopt rotatable the connection between the rear end of described travel(l)ing rest and the frame, be connected by elevating lever between the front end of described travel(l)ing rest and the bottom front of frame.

8, according to claim 1 or 5 or 6 described miniature combine harvesters, it is characterized in that: the two ends at described fringe cutter are respectively arranged with clutch, direction of advance with grain header is a direction, one end of described two clutch is near described fringe cutter, the other end is positioned at the place ahead of described fringe cutter, on described two clutch near the distance between the end of described fringe cutter less than on described two clutch away from the distance between the end of described fringe cutter.

9, miniature combine harvester according to claim 1 is characterized in that: the direction of advance with grain header is a direction, and described wheel is a cylindrical shape, and its width is between half of frame width is to one times.