CN215963991U - Rice straw pulverizer - Google Patents
Rice straw pulverizer Download PDFInfo
- Publication number
- CN215963991U CN215963991U CN202122285367.0U CN202122285367U CN215963991U CN 215963991 U CN215963991 U CN 215963991U CN 202122285367 U CN202122285367 U CN 202122285367U CN 215963991 U CN215963991 U CN 215963991U
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- China
- Prior art keywords
- rotating shaft
- shell
- rice straw
- helical blade
- driving
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000010902 straw Substances 0.000 title claims abstract description 50
- 235000007164 Oryza sativa Nutrition 0.000 title claims abstract description 35
- 235000009566 rice Nutrition 0.000 title claims abstract description 35
- 240000007594 Oryza sativa Species 0.000 title 1
- 241000209094 Oryza Species 0.000 claims abstract description 34
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 240000007643 Phytolacca americana Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
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- Threshing Machine Elements (AREA)
- Crushing And Pulverization Processes (AREA)
Abstract
The utility model discloses a rice straw crusher, relating to the technical field of rice processing equipment, comprising a shell, wherein one end of the shell is open, a first rotating shaft and a second rotating shaft are arranged in the shell, the first rotating shaft and the second rotating shaft are arranged in parallel, a plurality of groups of first cutters are arranged on the first rotating shaft along the length direction of the first rotating shaft, a first helical blade and a second helical blade which have opposite rotating directions are arranged on the second rotating shaft, the rice straw crusher also comprises a first power assembly for driving the first rotating shaft and the second rotating shaft to rotate, a rear shell communicated with the area between the first helical blade and the second helical blade is arranged on the shell, a third rotating shaft is arranged in the rear shell, the third rotating shaft and the first rotating shaft are vertically arranged, a plurality of groups of second cutters are arranged on the third rotating shaft along the length direction of the third rotating shaft, a second power assembly for driving the third rotating shaft to rotate is also arranged on the rear shell, a baffle is arranged at one end of the rear shell, and a plurality of openings are arranged on the baffle, be equipped with on the casing and push away the frame, the bottom of casing is equipped with the gyro wheel, improves rubbing crusher's crushing effect.
Description
Technical Field
The utility model relates to the technical field of rice processing equipment, in particular to a rice straw pulverizer.
Background
The rice reaps the straw and weeds that need leave over in the paddy field after accomplishing and smashes and clear away, then in the middle of the jettisoninging to the paddy field, realizes the straw and returns the field, avoids the straw to rot the polluted air in the paddy field, but current straw rubbing crusher adopts horizontal cutting knife to smash the straw more, and this kind of structure lacks vertical crushing, smashes inefficiency, and crushing quality is low.
Disclosure of Invention
Aiming at the defects, the utility model aims to provide a rice straw crusher, aiming at solving the technical problem of poor crushing effect of the prior rice straw crusher.
In order to solve the technical problems, the technical scheme of the utility model is as follows:
a rice straw pulverizer comprises a shell, wherein one end of the shell is open, a first rotating shaft and a second rotating shaft are arranged in the shell, the first rotating shaft and the second rotating shaft are arranged in parallel, a plurality of groups of first cutters which are circumferentially and uniformly distributed are arranged on the first rotating shaft at intervals along the length direction of the first rotating shaft, a first helical blade and a second helical blade which are opposite in rotation direction are arranged on the second rotating shaft, the rice straw pulverizer also comprises a first power assembly which drives the first rotating shaft and the second rotating shaft to rotate, a rear shell which is communicated with the area between the first helical blade and the second helical blade is arranged on the shell, a third rotating shaft is arranged in the rear shell, the third rotating shaft and the first rotating shaft are vertically arranged, a plurality of groups of second cutters which are circumferentially and uniformly distributed are arranged on the third rotating shaft at intervals along the length direction of the third rotating shaft, a second power assembly which drives the third rotating shaft to rotate is also arranged on the rear shell, a baffle is arranged at one end of the rear shell, and a plurality of openings are arranged on the baffle, the shell is provided with a pushing frame, and the bottom of the shell is provided with a roller.
Preferably, the first rotating shaft is provided with a third cutting knife in a sliding manner, and the third cutting knife is arranged between two adjacent groups of the first cutting knives.
Preferably, the first rotating shaft is provided with a T-shaped sliding groove, a third cutting knife is arranged in the T-shaped sliding groove in a sliding mode, and a protrusion matched with the T-shaped sliding groove is arranged at the bottom of the third cutting knife.
Preferably, the T-shaped sliding grooves are symmetrically arranged about the first rotating shaft, the two T-shaped sliding grooves are communicated, and tension springs for driving the two third cutters to approach are arranged in the two communicated T-shaped sliding grooves.
Preferably, an annular groove is arranged on the T-shaped sliding groove, and a sealing ring is arranged in the annular groove.
Preferably, the first power assembly includes a main gear sleeved on the second rotating shaft, a driven gear sleeved on the first rotating shaft, and a first motor driving the main gear to rotate, and the main gear is engaged with the driven gear.
Preferably, the number of the third rotating shafts is two, and the second power assembly comprises a driven roller sleeved on the third rotating shafts, a driving roller respectively connected with the two driven rollers through a belt in a transmission manner, and a second motor driving the driving roller to rotate.
After the technical scheme is adopted, the utility model has the beneficial effects that:
according to the straw smashing machine, the first cutting knife which is transversely arranged and the second cutting knife which is vertically arranged are arranged, the first cutting knife conveys straws into the rear shell under the action of the helical blades after the straws are cut, and the second cutting knife continues to cut the straws, so that the straw smashing effect is better, the generation of large-length straws is avoided, and the straw smashing efficiency is higher.
According to the straw cutting machine, the sliding third cutting knife is arranged, so that when the first rotating shaft rotates, the third cutting knife slides outwards and vibrates under the action of centrifugal force to cut straws wound on the first rotating shaft, the problem that the first rotating shaft cannot rotate due to the fact that the straws are wound on the first rotating shaft is avoided, the efficiency of the equipment is improved, and the service life of the equipment is prolonged.
Drawings
FIG. 1 is a schematic structural view of a rice straw pulverizer according to a first embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view of a rice straw pulverizer according to a first embodiment of the present invention;
FIG. 3 is a schematic top view of the first shaft of FIG. 2;
FIG. 4 is a structural sectional view of the first rotating shaft of FIG. 2;
FIG. 5 is a sectional view showing the structure of a second embodiment of the rice straw pulverizer of the present invention.
In the figure, a housing 1, a first rotating shaft 10, a first cutter 100, a third cutter 101, a T-shaped chute 102, a protrusion 103, a tension spring 104, a seal ring 105, a second rotating shaft 11, a first helical blade 110, a second helical blade 111, a rear housing 12, a third rotating shaft 13, a second cutter 130, a pushing frame 14, a roller 15, a second power assembly 16, a driven roller 160, a driving roller 161, a second motor 162, and a baffle 17.
Detailed Description
The utility model is further elucidated with reference to the drawing.
All the directions referred to in the specification are based on the directions of the rice straw pulverizer of the present invention during normal operation, and the directions of the rice straw pulverizer during storage and transportation are not limited, but only represent relative positional relationships, and do not represent absolute positional relationships.
The first embodiment is as follows:
as shown in fig. 1 and fig. 2, a rice straw pulverizer comprises a housing 1, one end of the housing 1 is open, a first rotating shaft 10 and a second rotating shaft 11 are arranged in the housing 1, the first rotating shaft 10 and the second rotating shaft 11 are arranged in parallel, the first rotating shaft 10 is arranged near the open end of the housing 1, the second rotating shaft 11 is arranged behind the first rotating shaft 10, a plurality of groups of first cutters 100 which are uniformly distributed in the circumferential direction are arranged on the first rotating shaft 10 at intervals along the length direction, three first cutters 100 form a group, a first helical blade 110 and a second helical blade 111 which have opposite rotation directions are arranged on the second rotating shaft 11, the first helical blade 110 and the second helical blade 111 are symmetrically arranged at two ends of the second rotating shaft 11, a rear housing 112 which is communicated with the area between the first helical blade 110 and the second helical blade 111 is arranged on the housing 1, the rear housing 112 is welded with the front housing 1, a third rotating shaft 13 is arranged in the rear housing 112, the number of the third rotating shafts 13 is two, the third rotating shafts 13 and the first rotating shaft 10 are vertically arranged, a plurality of sets of second cutters 130 which are uniformly distributed in the circumferential direction are arranged on the third rotating shafts 13 at intervals along the length direction of the third rotating shafts 13, a baffle 17 is arranged at one end of the rear shell 112, which is far away from the shell 1, a plurality of openings are arranged on the baffle 17, a pushing frame 14 is arranged on the shell 1, rollers 15 are arranged at the bottom of the shell 1, a first power assembly which drives the first rotating shafts 10 and the second rotating shafts 11 to rotate is further arranged on the shell 1, the first power assembly comprises a main gear (not shown in the figure) which is sleeved on the second rotating shafts 11, a driven gear (not shown in the figure) which is sleeved on the first rotating shafts 10 and a first motor (not shown in the figure) which drives the main gear to rotate, the main gear is meshed with the driven gear, a second power assembly 16 which drives the third rotating shafts 13 to rotate is further arranged on the rear shell 112, the second power assembly 16 comprises driven rollers 160 which is sleeved on the third rotating shafts 13, one end of the third rotating shaft 13 extends to the outside of the baffle 17 and is sleeved with a driven roller 160, a driving roller 161 which is in transmission connection with the two driven rollers 160 through a belt and a second motor 162 which drives the driving roller 161 to rotate are respectively arranged, when the rice straw harvester is used, the first rotating shaft 100 rotates to harvest rice straws in a rice field and poke the rice straws into the shell 1, the second rotating shaft 11 rotates to drive the first helical blade 110 and the second helical blade 111 to rotate, the rice straws entering the shell 1 are conveyed into the rear shell 112 under the action of the helical blades, the third rotating shaft 13 drives the second cutting knife 130 to rotate to crush the rice straws entering the rear shell 112, the crushed rice straws are screened by the baffle 17 and then output to the rear shell 112 to be sprayed to the rice field, and the rice straws blocked by the baffle 17 are continuously cut and crushed by the third cutting knife 101 in the rear shell 112 until the rice straws are qualified.
Example two:
the difference between the present embodiment and the first embodiment is: as shown in fig. 3 to 5, a third cutting knife 101 is slidably disposed on the first rotating shaft 10, the third cutting knife 101 is disposed between two adjacent sets of first cutting knives 100, specifically, a T-shaped chute 102 is disposed on the first rotating shaft 10, the third cutting knife 101 is slidably disposed in the T-shaped chute 102, a protrusion 103 matched with the T-shaped chute 102 is disposed at the bottom of the third cutting knife 101, when the straw cutting machine is used, the third cutting knife 101 slides outwards and vibrates under the action of centrifugal force when the first rotating shaft 10 rotates, so as to cut the straw wound on the first rotating shaft 10, thereby avoiding the problem that the first rotating shaft 10 cannot rotate due to the winding of the straw on the first rotating shaft 10, and improving the efficiency and the service life of the machine.
Preferably, the two T-shaped sliding grooves 102 are symmetrically arranged about the first rotating shaft 10, the two T-shaped sliding grooves 102 are communicated, tension springs 104 for driving the two third cutting knives 101 to approach are arranged in the two communicated T-shaped sliding grooves 102, two ends of each tension spring 104 are fixedly connected with the two protrusions 103, and after the use, the tension springs reset under the action of the third cutting knives 101 in the centrifugal process, so that the problem that the third cutting knives 101 collide in the T-shaped sliding grooves 102 due to the collision of the shell 1 when the cutter is not used is prevented, and the service life of the third cutting knives 101 is prolonged.
The T-shaped chute 102 is provided with an annular groove, and a sealing ring 105 is arranged in the annular groove, so that when the straw cutting machine is used, straw fragments can be prevented from entering the T-shaped chute 102 to influence the movement of the third cutting knife 101.
The present invention is not limited to the above-described embodiments, and those skilled in the art will be able to make various modifications without creative efforts from the above-described conception, and fall within the scope of the present invention.
Claims (7)
1. A rice straw pulverizer is characterized by comprising a shell, wherein one end of the shell is open,
a first rotating shaft and a second rotating shaft are arranged in the shell, the first rotating shaft and the second rotating shaft are arranged in parallel,
a plurality of groups of first cutters which are uniformly distributed in the circumferential direction are arranged on the first rotating shaft at intervals along the length direction of the first rotating shaft, a first helical blade and a second helical blade which have opposite rotation directions are arranged on the second rotating shaft,
also comprises a first power component for driving the first rotating shaft and the second rotating shaft to rotate,
the shell is provided with a rear shell communicated with the region between the first helical blade and the second helical blade, a third rotating shaft is arranged in the rear shell and is perpendicular to the first rotating shaft, a plurality of groups of second cutting knives which are circumferentially and uniformly distributed are arranged on the third rotating shaft along the length direction at intervals, the rear shell is also provided with a second power assembly driving the third rotating shaft to rotate,
a baffle is arranged at one end of the rear shell far away from the shell, a plurality of openings are arranged on the baffle,
the shell is provided with a pushing frame, and the bottom of the shell is provided with a roller.
2. The rice straw pulverizer as claimed in claim 1, wherein a third cutter is slidably provided on the first rotary shaft, and the third cutter is disposed between two adjacent sets of the first cutters.
3. The rice straw pulverizer as claimed in claim 2, wherein the first rotating shaft is provided with a T-shaped chute, the T-shaped chute is slidably provided with the third cutter, and the bottom of the third cutter is provided with a protrusion adapted to fit with the T-shaped chute.
4. The rice straw pulverizer as claimed in claim 3, wherein the T-shaped chutes are provided in two and symmetrically arranged about the first axis of rotation, the two T-shaped chutes are provided in communication, and a tension spring is provided in the two communicating T-shaped chutes for driving the two third cutters to approach each other.
5. The rice straw pulverizer as claimed in claim 4, wherein the T-shaped chute is provided with an annular groove, and a seal ring is installed in the annular groove.
6. The rice straw pulverizer as claimed in claim 1, wherein the first power assembly comprises a main gear disposed on the second shaft, a driven gear disposed on the first shaft, and a first motor for driving the main gear to rotate, the main gear is engaged with the driven gear.
7. The rice straw pulverizer as claimed in claim 1, wherein the number of the third rotating shafts is two, and the second power assembly includes a driven roller sleeved on the third rotating shafts, a driving roller respectively connected with the two driven rollers through a belt transmission, and a second motor for driving the driving roller to rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122285367.0U CN215963991U (en) | 2021-09-22 | 2021-09-22 | Rice straw pulverizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122285367.0U CN215963991U (en) | 2021-09-22 | 2021-09-22 | Rice straw pulverizer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215963991U true CN215963991U (en) | 2022-03-08 |
Family
ID=80464061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122285367.0U Expired - Fee Related CN215963991U (en) | 2021-09-22 | 2021-09-22 | Rice straw pulverizer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215963991U (en) |
-
2021
- 2021-09-22 CN CN202122285367.0U patent/CN215963991U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220308 |