CN220836647U - Automatic cleaning device for screening surface of grain cleaner - Google Patents
Automatic cleaning device for screening surface of grain cleaner Download PDFInfo
- Publication number
- CN220836647U CN220836647U CN202322572140.3U CN202322572140U CN220836647U CN 220836647 U CN220836647 U CN 220836647U CN 202322572140 U CN202322572140 U CN 202322572140U CN 220836647 U CN220836647 U CN 220836647U
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- Prior art keywords
- cleaning
- grain
- grain cleaner
- cleaning device
- screen
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- 238000004140 cleaning Methods 0.000 title claims abstract description 57
- 238000012216 screening Methods 0.000 title claims description 15
- 230000007246 mechanism Effects 0.000 claims abstract description 10
- 230000005540 biological transmission Effects 0.000 claims abstract description 9
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 4
- 241000196324 Embryophyta Species 0.000 abstract description 4
- 239000002245 particle Substances 0.000 abstract description 3
- 238000012545 processing Methods 0.000 abstract description 2
- 239000004744 fabric Substances 0.000 description 9
- 239000012535 impurity Substances 0.000 description 8
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000010902 straw Substances 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Nozzles For Electric Vacuum Cleaners (AREA)
Abstract
The utility model relates to the technical field of grain processing, and discloses an automatic cleaning device for a screen surface of a grain cleaner, which comprises the grain cleaner, wherein a cleaning driving box is fixedly arranged on the right side of the grain cleaner, a screen surface cleaning mechanism is fixedly arranged in an inner cavity of the cleaning driving box, the screen surface cleaning mechanism comprises a motor, a rotating shaft, a gear, a tooth block, a transmission belt, a connecting rod, a moving rod and a cleaning frame, a sliding groove is formed in the inner wall of the grain cleaner, the output end of the motor is fixedly connected with the outer surface of the rotating shaft through a speed reducer, the outer surface of the rotating shaft is fixedly connected with the inner surface of the gear, the automatic cleaning device for the screen surface of the grain cleaner drives the rotating shaft to rotate through the motor, the rotating shaft drives a tooth block to rotate through the gear, the tooth block drives the connecting rod to drive through the transmission belt, and the connecting rod drives the cleaning frame to reciprocate through the moving rod, so that large-particle objects such as weeds on the grain cleaner are discharged out of the grain cleaner.
Description
Technical Field
The utility model relates to the technical field of grain processing, in particular to an automatic cleaning device for a screening surface of a grain cleaner.
Background
The grain cleaner is mainly used for cleaning grains after harvesting, most grains are harvested by the combine harvester at present, and the harvested grains contain a large amount of impurities such as grain awns, straw and the like. The grain cleaning machine that uses includes the casing and fixes the double-deck screen cloth in the casing, and the screen cloth slope sets up, and casing and screen cloth constantly vibrate under vibrating device's drive, and grain that has impurity is spilt on the screen cloth surface from the higher one side of screen cloth, and great impurity is left top layer screen cloth top surface, and grain and less impurity fall down from the sieve mesh, and the discharge is fallen down through the bottom sieve mesh to little impurity, and big impurity and grain remove to the lower extreme of screen cloth along top layer screen cloth and bottom screen cloth surface respectively and be so that different export discharges. The longer straws and other large impurities have poor fluidity and irregular shapes, are easy to block the sieve holes of the top screen, and obstruct the normal passage of grains and small impurities, so that the top screen needs to be cleaned frequently.
Most of the existing cleaning devices drive the brushes to do linear reciprocating motion on the screen surface by using mechanisms such as an air cylinder, and the like, so that the cleaning devices cannot operate in the continuous grain screening process due to the problem of the running direction of the cleaning devices, and grains can not continuously move in the opposite direction of the outlet only by stopping feeding the grains in the resetting process of the brushes.
Disclosure of utility model
(One) solving the technical problems
Aiming at the defects existing in the prior art, the utility model provides an automatic cleaning device for the screening surface of a grain cleaner, which can effectively solve the problems in the prior art.
(II) technical scheme
In order to achieve the above purpose, the utility model is realized by the following technical scheme:
The utility model discloses an automatic cleaning device for a screen surface of a grain cleaner, which comprises the screen cleaner, wherein a cleaning driving box is fixedly arranged on the right side of the screen cleaner, a screen surface cleaning mechanism is fixedly arranged in an inner cavity of the cleaning driving box, the screen surface cleaning mechanism comprises a motor, a rotating shaft, gears, tooth blocks, a driving belt, a connecting rod, a moving rod and a cleaning frame, and a sliding groove is formed in the inner wall of the screen cleaner.
Further, the output end of the motor is fixedly connected with the outer surface of the rotating shaft through a speed reducer, and the outer surface of the rotating shaft is fixedly connected with the inner surface of the gear.
Further, the outer surface of the gear is meshed with the outer surface of the tooth block, and the outer surface of the tooth block is fixedly connected with the inner surface of the driving belt.
Further, the outer surface of the transmission belt is fixedly connected with the inner surface of the connecting rod, and the inner surface of the connecting rod is rotationally connected with the outer surface of the moving rod.
Still further, the left end of movable rod runs through cleaning drive case and screen scarifier and extends to the outside of screen scarifier, the surface of movable rod and the interior surface fixed connection of cleaning frame.
Further, the outer surface of the moving rod is in sliding connection with the inner surface of the sliding groove.
(III) beneficial effects
Compared with the known public technology, the technical scheme provided by the utility model has the following beneficial effects:
According to the utility model, through adding the design of cleaning large-sized objects on the top grid of the screen cleaner, the rotating shaft is driven by the motor to rotate, the rotating shaft drives the tooth blocks to rotate by the gear, the tooth blocks drive the connecting rod to drive by the driving belt, and the connecting rod drives the cleaning frame to reciprocate by the moving rod, so that the large-sized objects such as weeds on the screen cleaner are discharged out of the screen cleaner, and the problem of blocking grain screening when the hairbrush is reset is solved.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is evident that the drawings in the following description are only some embodiments of the present utility model and that other drawings may be obtained from these drawings without inventive effort for a person of ordinary skill in the art.
FIG. 1 is a perspective view of the present utility model;
FIG. 2 is a side view of the internal structure of the cleaning drive housing in an embodiment;
FIG. 3 is a top view of the internal structure of the cleaning drive housing in an embodiment;
Reference numerals in the drawings represent respectively: 1. a screen scarifier; 2. a cleaning drive box; 3. a screen surface cleaning mechanism; 31. a motor; 32. a rotation shaft; 33. a gear; 34. tooth blocks; 35. a transmission belt; 36. a connecting rod; 37. a moving rod; 38. a cleaning frame; 39. and a sliding groove.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model is further described below with reference to examples.
Examples
Referring to fig. 1 to 3, an automatic cleaning device for a screen surface of a grain cleaner of this embodiment comprises a screen cleaner 1, a cleaning driving box 2 is fixedly installed on the right side of the screen cleaner 1, a screen surface cleaning mechanism 3 is fixedly installed in an inner cavity of the cleaning driving box 2, the screen surface cleaning mechanism 3 comprises a motor 31, a rotating shaft 32, a gear 33, a tooth block 34, a transmission belt 35, a connecting rod 36, a moving rod 37 and a cleaning frame 38, and a sliding groove 39 is formed in the inner wall of the screen cleaner 1.
The output end of the motor 31 is fixedly connected with the outer surface of the rotating shaft 32 through a speed reducer, and the outer surface of the rotating shaft 32 is fixedly connected with the inner surface of the gear 33.
The outer surface of the gear 33 is meshed with the outer surface of the tooth block 34, and the outer surface of the tooth block 34 is fixedly connected with the inner surface of the transmission belt 35.
The outer surface of the transmission belt 35 is fixedly connected with the inner surface of the connecting rod 36, and the inner surface of the connecting rod 36 is rotatably connected with the outer surface of the moving rod 37.
The left end of the moving rod 37 penetrates the cleaning drive box 2 and the screen cleaner 1 and extends to the outside of the screen cleaner 1, and the outer surface of the moving rod 37 is fixedly connected with the inner surface of the cleaning frame 38.
The outer surface of the moving rod 37 is slidably connected to the inner surface of the slide groove 39.
In this embodiment, when the screen cleaner 1 works, the motor 31 drives the rotating shaft 32 to rotate, the rotating shaft 32 drives the tooth block 34 to rotate through the gear 33, the tooth block 34 drives the connecting rod 36 to drive through the driving belt 35, the connecting rod 36 drives the cleaning frame 38 to reciprocate through the moving rod 37, and large-particle objects such as weeds on the screen cleaner 1 are discharged out of the screen cleaner 1.
In summary, the automatic cleaning device for the screening surface of the grain cleaner can drive the rotating shaft 32 to rotate through the motor 31, the rotating shaft 32 drives the tooth block 34 to rotate through the gear 33, the tooth block 34 drives the connecting rod 36 to drive through the driving belt 35, the connecting rod 36 drives the cleaning frame 38 to reciprocate through the moving rod 37, and large-particle objects such as weeds on the grain cleaner 1 are discharged out of the grain cleaner 1.
The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (6)
1. The utility model provides an automatic cleaning device of grain cleaning machine screening surface, includes screen scarifier (1), its characterized in that: the right side fixed mounting of screen scarifier (1) has cleaning drive case (2), the inner chamber fixed mounting of cleaning drive case (2) has screening surface cleaning mechanism (3), screening surface cleaning mechanism (3) are including motor (31), rotation axis (32), gear (33), tooth piece (34), drive belt (35), connecting rod (36), movable rod (37) and cleaning frame (38), spout (39) have been seted up to the inner wall of screen scarifier (1).
2. The automatic cleaning device for the screening surface of a grain cleaner according to claim 1, wherein: the output end of the motor (31) is fixedly connected with the outer surface of the rotating shaft (32) through a speed reducer, and the outer surface of the rotating shaft (32) is fixedly connected with the inner surface of the gear (33).
3. The automatic cleaning device for the screening surface of a grain cleaner according to claim 1, wherein: the outer surface of the gear (33) is meshed with the outer surface of the tooth block (34), and the outer surface of the tooth block (34) is fixedly connected with the inner surface of the transmission belt (35).
4. The automatic cleaning device for the screening surface of a grain cleaner according to claim 1, wherein: the outer surface of the transmission belt (35) is fixedly connected with the inner surface of the connecting rod (36), and the inner surface of the connecting rod (36) is rotationally connected with the outer surface of the moving rod (37).
5. The automatic cleaning device for the screening surface of a grain cleaner according to claim 1, wherein: the left end of the moving rod (37) penetrates through the cleaning driving box (2) and the screen cleaner (1) and extends to the outside of the screen cleaner (1), and the outer surface of the moving rod (37) is fixedly connected with the inner surface of the cleaning frame (38).
6. The automatic cleaning device for the screening surface of a grain cleaner according to claim 1, wherein: the outer surface of the moving rod (37) is in sliding connection with the inner surface of the sliding groove (39).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322572140.3U CN220836647U (en) | 2023-09-21 | 2023-09-21 | Automatic cleaning device for screening surface of grain cleaner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322572140.3U CN220836647U (en) | 2023-09-21 | 2023-09-21 | Automatic cleaning device for screening surface of grain cleaner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220836647U true CN220836647U (en) | 2024-04-26 |
Family
ID=90779695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322572140.3U Active CN220836647U (en) | 2023-09-21 | 2023-09-21 | Automatic cleaning device for screening surface of grain cleaner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220836647U (en) |
-
2023
- 2023-09-21 CN CN202322572140.3U patent/CN220836647U/en active Active
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