CN205284255U - Wheat harvester and sieve case thereof - Google Patents
Wheat harvester and sieve case thereof Download PDFInfo
- Publication number
- CN205284255U CN205284255U CN201521119811.XU CN201521119811U CN205284255U CN 205284255 U CN205284255 U CN 205284255U CN 201521119811 U CN201521119811 U CN 201521119811U CN 205284255 U CN205284255 U CN 205284255U
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- China
- Prior art keywords
- plate
- slide plate
- seed
- screen box
- along
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- Expired - Fee Related
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Abstract
The utility model relates to a wheat harvester and sieve case thereof. This wheat harvester is drawn together along fore -and -aft direction reciprocating motion's screen cloth including sieve case, sieve case and bag, and the sieve case is still including locating seed grain passageway and the miscellaneous surplus passageway of screen cloth below before and arranging after, the channel entrance of miscellaneous surplus passageway have the prosopyle along, deutostoma along and left and right mouthful of edge, but the prosopyle changes with the interval between following through adjustment and deutostoma along the back -and -forth movement channel entrance's size. When the maturity of wheat is high, with the prosopyle along adjusting backward, the prosopyle along and the distance of deutostoma between along reduce, channel entrance diminishes, the clean wheat that gets into the rethreshing room reduces, broken wheat also reduces thereupon.
Description
Technical field
The utility model relates to a kind of type wheat harvester and screen box thereof.
Background technology
Adopt type wheat harvester results wheat, wheat carries out often needing to clean through screen box after threshing, and clean wheat can directly be sent into silo, and the wheat head not purifying can be admitted to rethresher and take off again.
Notification number is CN101653073A, and the Chinese patent that name is called a kind of segmented selecting device for combine harvester discloses a kind of cleaning plant. this cleaning plant comprises screen box, screen box comprises along the reciprocating top sieve of fore-and-aft direction and lower sieve (being equivalent to screen cloth), the below of screen cloth is provided with seed slide plate and assorted remaining slide plate along fore-and-aft direction, the space of the front side of the front surface of seed slide plate has formed the seed passage that the grain for purifying falls, space between the front surface of the rear surface of seed slide plate and assorted remaining slide plate has formed the assorted remaining passage that the cereal for not purifying falls, the grain purifying falls and drops into seed passage from the front portion of screen cloth, and enter seed screw feeder from seed passage and enter silo, the cereal not purifying falls from the rear portion of screen cloth and drops into assorted remaining passage, thereby and enter into tailing auger from assorted remaining passage and enter rethresher. for cereal (such as wheat), the weight of the cereal of differing maturity is also different, the weight of the cereal that maturity is higher is lighter, under the effect of screen cloth and blower fan etc., when the maturity of cereal is higher, it is distant that clean grain moves from front to back, and what clean grain can be more falls into assorted remaining passage. in addition, the clean level of the cereal of differing maturity after thresing machine threshing is different, in the time that grain maturity is high threshing cleaner, in the time that grain maturity is low, threshing is relatively unclean. but the position of seed slide plate and assorted remaining slide plate can not be adjusted, therefore the size of the feeder connection of assorted remaining passage can not be adjusted, and the prosopyle of the feeder connection of assorted remaining passage is along adjusting in the position of fore-and-aft direction. in the time that grain maturity is high, have more clean grain and fall into assorted remaining passage, this part clean grain can together enter again de-chamber from feeder connection along with the cereal not purifying, and this part clean grain can be broken because of taking off again of rethresher.
Utility model content
The purpose of this utility model is to provide a kind of screen box to enter rethresher and broken technical problem occurs to solve the more wheat having purified. The purpose of this utility model is also to provide a kind of type wheat harvester.
The technical scheme of screen box of the present utility model: a kind of screen box, comprise the screen cloth moving back and forth along fore-and-aft direction, screen box also comprises is located at screen cloth below and seed passage arranged in front and rear and assorted remaining passage, more than mixing, the feeder connection of passage has prosopyle edge, deutostoma edge and left and right opening's edge, it is characterized in that: prosopyle is along the size that can move forward and backward to change described feeder connection by adjustment and the spacing between deutostoma edge.
Screen box comprises the adjustment plate of being located at feeder connection, adjusts the back side panel of plate along the prosopyle edge that forms feeder connection.
Screen box comprises is located at screen cloth below and seed slide plate arranged in front and rear and assorted remaining slide plate; the lower end of seed slide plate and assorted remaining slide plate is all tilted to down; seed passage is made up of the space of the front side of the front surface of seed slide plate, and assorted remaining passage is made up of the space of mixing between the remaining front surface of slide plate and the rear surface of seed slide plate.
Adjust plate and be threaded connection the upper end of being located at seed slide plate, adjusting plate by described being threaded can move up and down and adjust so that the back side panel of adjustment plate moves along fore-and-aft direction along the incline direction of seed slide plate.
The side of seed slide plate is provided with the seed sidewall perpendicular to the plate face of seed slide plate; the side of adjusting plate is provided with the adjustment plate sidewall perpendicular to the plate face of adjustment plate; adjust plate sidewall and be provided with installing hole; installing hole is the slotted hole of the incline direction of long axis seed slide plate; the upper end of seed sidewall is provided with the bolt matching with installing hole, and described being threaded comprises installing hole and bolt.
The technical scheme of cropper of the present utility model: a kind of type wheat harvester, comprise screen box, screen box comprises the screen cloth moving back and forth along fore-and-aft direction, screen box also comprises is located at screen cloth below and seed passage arranged in front and rear and assorted remaining passage, more than mixing, the feeder connection of passage has prosopyle edge, deutostoma edge and left and right opening's edge, it is characterized in that: prosopyle is along the size that can move forward and backward to change described feeder connection by adjustment and the spacing between deutostoma edge.
Screen box comprises the adjustment plate of being located at feeder connection, adjusts the back side panel of plate along the prosopyle edge that forms feeder connection.
Screen box comprises is located at screen cloth below and seed slide plate arranged in front and rear and assorted remaining slide plate; the lower end of seed slide plate and assorted remaining slide plate is all tilted to down; seed passage is made up of the space of the front side of the front surface of seed slide plate, and assorted remaining passage is made up of the space of mixing between the remaining front surface of slide plate and the rear surface of seed slide plate.
Adjust plate and be threaded connection the upper end of being located at seed slide plate, adjusting plate by described being threaded can move up and down and adjust so that the back side panel of adjustment plate moves along fore-and-aft direction along the incline direction of seed slide plate.
The side of seed slide plate is provided with the seed sidewall perpendicular to the plate face of seed slide plate; the side of adjusting plate is provided with the adjustment plate sidewall perpendicular to the plate face of adjustment plate; adjust plate sidewall and be provided with installing hole; installing hole is the slotted hole of the incline direction of long axis seed slide plate; the upper end of seed sidewall is provided with the bolt matching with installing hole, and described being threaded comprises installing hole and bolt.
Usefulness of the present utility model: the feeder connection of the remaining passage of mixing has prosopyle edge, deutostoma edge and left and right opening's edge, prosopyle is along the size that can move forward and backward to change described feeder connection by adjustment and the spacing between deutostoma edge. In the time that the maturity of wheat is high, by prosopyle along adjusting backward, prosopyle along and deutostoma along between distance reduce, feeder connection diminishes, the clean wheat that enters again de-chamber reduces, broken wheat also reduces thereupon.
Brief description of the drawings
Fig. 1 is the structural representation of screen box in the embodiment of cropper in the utility model.
In figure: 1, top sieve; 2, lower sieve; 3, seed slide plate; 4, bolt; 5, adjust plate; 6, assorted remaining slide plate; 7, installing hole; 8, seed sidewall; 9, adjust plate sidewall.
Detailed description of the invention
In the utility model, the embodiment of cropper as shown in Figure 1. Cropper comprises screen box, screen box comprises the screen cloth moving back and forth along fore-and-aft direction, screen box also comprises is located at screen cloth below and seed passage arranged in front and rear and assorted remaining passage, more than mixing, the feeder connection of passage has prosopyle edge, deutostoma edge and left and right opening's edge, and prosopyle is along the size that can move forward and backward to change described feeder connection by adjustment and the spacing between deutostoma edge. Screen box comprises the adjustment plate 5 of being located at feeder connection, adjusts the back side panel of plate 5 along the prosopyle edge that forms feeder connection. Screen cloth comprises spaced along the vertical direction top sieve 1 and lower sieve 2, top sieve 1 and lower sieve 2 parallel arrange and by rear to front downward-sloping, the length of lower sieve 2 is greater than top sieve 1, before the front end of top sieve 1 is positioned at the front end of lower sieve 2, after the rear end of lower sieve 2 is positioned at the rear end of top sieve 1. Screen box comprises is located at screen cloth below and seed slide plate arranged in front and rear 3 and assorted remaining slide plate 6; the lower end of seed slide plate 3 and assorted remaining slide plate 6 is all tilted to down; seed passage is made up of the space of the front side of the front surface of seed slide plate 3, and assorted remaining passage is made up of the space of mixing between the remaining front surface of slide plate 6 and the rear surface of seed slide plate 3. The height of the upper end of assorted remaining slide plate 6 is higher than the height of seed slide plate 3; adjust plate 5 and be threaded connection the upper end of being located at seed slide plate 3, can move up and down and adjust so that the back side panel of adjustment plate 5 moves along fore-and-aft direction along seed slide plate 3 incline directions by described being threaded. The side of seed slide plate 3 is provided with the seed sidewall 8 perpendicular to the plate face of seed slide plate 3; the side of adjusting plate 5 is provided with the adjustment plate sidewall 9 perpendicular to the plate face of adjustment plate 5; adjust plate sidewall 9 and be provided with installing hole 7; installing hole 7 is the slotted hole of the incline direction of long axis seed slide plate 3; the upper end of seed sidewall 8 is provided with the bolt 4 matching with installing hole 7, and described being threaded comprises installing hole 7 and bolt 4.
In the utility model in other embodiment of cropper; the incline direction of the upper end edge seed slide plate 3 of seed sidewall 8 is interval with multiple the first bolt penetration hole; adjust plate sidewall 9 and be provided with second bolt penetration hole corresponding with the first bolt penetration hole; the upper end of by being arranged in the connecting bolt of the first bolt penetration hole and the second bolt penetration hole, adjustment plate being located to seed slide plate, described being threaded comprises the first bolt penetration hole, the second bolt penetration hole and connecting bolt.
In the utility model, in other embodiment of cropper, adjustment plate 5 is articulated with the upper end of seed slide plate 3, and hinge axes is extended along left and right directions, and the back side panel of realizing adjustment plate 5 around the rotation of hinge axes by adjustment plate 5 moves along fore-and-aft direction.
In the utility model, in the embodiment of screen box, the structure of screen box is identical with the structure of screen box in the embodiment of cropper, no longer repeats at this.
Claims (10)
1. a screen box, comprise the screen cloth moving back and forth along fore-and-aft direction, screen box also comprises is located at screen cloth below and seed passage arranged in front and rear and assorted remaining passage, more than mixing, the feeder connection of passage has prosopyle edge, deutostoma edge and left and right opening's edge, it is characterized in that: prosopyle is along the size that can move forward and backward to change described feeder connection by adjustment and the spacing between deutostoma edge.
2. screen box according to claim 1, is characterized in that: screen box comprises the adjustment plate of being located at feeder connection, adjusts the back side panel of plate along the prosopyle edge that forms feeder connection.
3. screen box according to claim 2; it is characterized in that: screen box comprises is located at screen cloth below and seed slide plate arranged in front and rear and assorted remaining slide plate; the lower end of seed slide plate and assorted remaining slide plate is all tilted to down; seed passage is made up of the space of the front side of the front surface of seed slide plate, and assorted remaining passage is made up of the space of mixing between the remaining front surface of slide plate and the rear surface of seed slide plate.
4. screen box according to claim 3; it is characterized in that: adjust plate and be threaded connection the upper end of being located at seed slide plate, adjusting plate by described being threaded can move up and down and adjust so that the back side panel of adjustment plate moves along fore-and-aft direction along the incline direction of seed slide plate.
5. screen box according to claim 4; it is characterized in that: the side of seed slide plate is provided with the seed sidewall perpendicular to the plate face of seed slide plate; the side of adjusting plate is provided with the adjustment plate sidewall perpendicular to the plate face of adjustment plate; adjust plate sidewall and be provided with installing hole; installing hole is the slotted hole of the incline direction of long axis seed slide plate; the upper end of seed sidewall is provided with the bolt matching with installing hole, and described being threaded comprises installing hole and bolt.
6. a type wheat harvester, comprise screen box, screen box comprises the screen cloth moving back and forth along fore-and-aft direction, screen box also comprises is located at screen cloth below and seed passage arranged in front and rear and assorted remaining passage, more than mixing, the feeder connection of passage has prosopyle edge, deutostoma edge and left and right opening's edge, it is characterized in that: prosopyle is along the size that can move forward and backward to change described feeder connection by adjustment and the spacing between deutostoma edge.
7. type wheat harvester according to claim 6, is characterized in that: screen box comprises the adjustment plate of being located at feeder connection, adjusts the back side panel of plate along the prosopyle edge that forms feeder connection.
8. type wheat harvester according to claim 7; it is characterized in that: screen box comprises is located at screen cloth below and seed slide plate arranged in front and rear and assorted remaining slide plate; the lower end of seed slide plate and assorted remaining slide plate is all tilted to down; seed passage is made up of the space of the front side of the front surface of seed slide plate, and assorted remaining passage is made up of the space of mixing between the remaining front surface of slide plate and the rear surface of seed slide plate.
9. type wheat harvester according to claim 8; it is characterized in that: adjust plate and be threaded connection the upper end of being located at seed slide plate, adjusting plate by described being threaded can move up and down and adjust so that the back side panel of adjustment plate moves along fore-and-aft direction along the incline direction of seed slide plate.
10. type wheat harvester according to claim 9; it is characterized in that: the side of seed slide plate is provided with the seed sidewall perpendicular to the plate face of seed slide plate; the side of adjusting plate is provided with the adjustment plate sidewall perpendicular to the plate face of adjustment plate; adjust plate sidewall and be provided with installing hole; installing hole is the slotted hole of the incline direction of long axis seed slide plate; the upper end of seed sidewall is provided with the bolt matching with installing hole, and described being threaded comprises installing hole and bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521119811.XU CN205284255U (en) | 2015-12-30 | 2015-12-30 | Wheat harvester and sieve case thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521119811.XU CN205284255U (en) | 2015-12-30 | 2015-12-30 | Wheat harvester and sieve case thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205284255U true CN205284255U (en) | 2016-06-08 |
Family
ID=56473326
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521119811.XU Expired - Fee Related CN205284255U (en) | 2015-12-30 | 2015-12-30 | Wheat harvester and sieve case thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205284255U (en) |
-
2015
- 2015-12-30 CN CN201521119811.XU patent/CN205284255U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160608 Termination date: 20161230 |