CN213306113U

CN213306113U - Surface scarifier

Info

Publication number: CN213306113U
Application number: CN202021231856.7U
Authority: CN
Inventors: 黄健安; 温志亭; 朱乙华; 郑东驰; 王晓梦; 吴育文; 卢耀海
Original assignee: Guangzhou Huamu Co
Current assignee: Guangzhou Huamu Co ltd
Priority date: 2020-06-29
Filing date: 2020-06-29
Publication date: 2021-06-01
Anticipated expiration: 2030-06-29

Abstract

The utility model relates to the technical field of agricultural machinery, a top layer scarifier is disclosed, including frame, drive arrangement and at least one subassembly that loosens the soil, drive arrangement sets up in the frame, the subassembly that loosens the soil rotate connect in the bottom of frame, drive arrangement can drive the subassembly that loosens the soil is rotatory, it is equipped with a plurality of edges on the subassembly to loosen the soil the sword that loosens the soil that the radial extension of subassembly set up loosens the soil, the biggest peripheral size of the sword that loosens the soil is greater than the external diameter of the subassembly that loosens the soil, the biggest peripheral size of the sword that loosens the soil with the difference range of the external diameter of the subassembly that loosens the soil does: 6-40 cm; the edge the axial of the assembly that loosens the soil sets up in one row at least one side of sword that loosens the soil is equipped with and is used for supporting the support piece of sword loosens the soil, the sword loosens the soil with support piece offsets. Adopt the utility model discloses technical scheme's top layer loosening tiller, simple structure, hack borrow that can be quick, and not fragile, can improve production efficiency.

Description

Surface scarifier

Technical Field

The utility model relates to the technical field of agricultural machinery, especially, relate to a top layer loosening tiller.

Background

At present, when seedling bags are manufactured in a seedling factory, surface soil needs to be dug manually by using a hoe, and then soil is manually crushed to fill the seedling bags; if use the rooter to carry out hack, borrow in order to raise the efficiency, because current rooter is the depth of digging of 20 ~ 30 centimeters on the market, it is slow to loosen the soil, simultaneously, when the rooter loosens the soil, because its depth of loosening the soil is too big, the tool bit is fragile to further reduce efficiency, improved manufacturing cost, consequently, current rooter can not satisfy the user demand that seedling factory needs a large amount of quick hack to borrow.

Because the work load of artifical loosening the soil is huge, need to invest a large amount of manpower resources, the work efficiency of current loosening tiller is low and fragile, consequently urgently needed a kind of top layer loosening tiller that can loosen the soil hack fast.

SUMMERY OF THE UTILITY MODEL

The utility model aims at: the utility model provides a top layer scarifier, this top layer scarifier simple structure, hack borrow that can be quick, and not fragile, can improve production efficiency.

In order to realize above-mentioned purpose, the utility model provides a top scarifier, including frame, drive arrangement and at least one subassembly that loosens the soil, drive arrangement sets up in the frame, the subassembly that loosens the soil rotate connect in the bottom of frame, drive arrangement can drive the subassembly that loosens the soil is rotatory, it is equipped with a plurality of edges on the subassembly to loosen the soil the sword that loosens the soil that the radial extension of subassembly set up loosens the soil, the biggest peripheral size of sword that loosens the soil is greater than the external diameter of the subassembly that loosens the soil, the biggest peripheral size of sword with the difference scope of the external diameter of the subassembly that loosens the soil is: 6-40 cm; the edge the axial of the assembly that loosens the soil sets up in one row at least one side of sword that loosens the soil is equipped with and is used for supporting the support piece of sword loosens the soil, the sword loosens the soil with support piece offsets.

As preferred scheme, the subassembly that loosens the soil includes two mounting discs that set up relatively and sets up two the connecting axle between the mounting disc, a plurality of the bottom of loosening the soil sword all is connected on the outer wall of connecting axle, a plurality of support piece's both ends are connected respectively two on the mounting disc.

As a preferable scheme, the device further comprises a transmission worm and a transmission gear which are meshed with each other, wherein the transmission worm is connected with the driving device, and the transmission gear is connected with the connecting shaft.

Preferably, the number of the soil loosening assemblies is two, the two soil loosening assemblies are respectively arranged on the left side and the right side of the transmission gear, and the two connecting shafts are respectively connected with the transmission gear.

As a preferable scheme, the machine frame is further provided with a support frame and a guide wheel, the support frame comprises a first support arm and a second support arm, and one end of the first support arm is connected with the machine frame; the other end of the first supporting arm is connected with one end of the second supporting arm, and the guide wheel is arranged at the other end of the second supporting arm.

Preferably, the support device further comprises a rotating pin, a plurality of fixing holes are formed in the second support arm along the length direction of the second support arm, and the rotating pin sequentially penetrates through one of the fixing holes and the first support arm to connect the first support arm and the second support arm.

As a preferred scheme, the first supporting arm and the end connected with the second supporting arm are provided with rotation limiting holes, the end connected with the first supporting arm and the second supporting arm is inserted into the rotation limiting holes, and the rotating pins sequentially penetrate through the first supporting arm and the fixing holes to realize connection of the first supporting arm and the second supporting arm.

As a preferred scheme, the loosening assembly is further provided with a protective cover above, the protective cover is connected to the rack, the protective cover is provided with a circular arc-shaped protective cavity, and the loosening assembly is arranged below the protective cavity.

Preferably, the supporting piece and the scarification blade are both made of steel bars.

Preferably, a brake device switch is arranged on the frame and electrically connected with the driving device.

The embodiment of the utility model provides a top layer loosening tiller, compared with the prior art, its beneficial effect lies in:

the utility model discloses top scarifier, through set up the sword that loosens the soil on the subassembly loosens the soil, the subassembly that loosens the soil rotates the bottom of connecting in the frame, drive arrangement drive loosens the soil the subassembly and rotates, a machine support, drive arrangement and the weight of the subassembly that loosens the soil are enough to satisfy the required pressure that loosens the soil, when needs loosen the soil, it moves at the soil surface on the soil to drive the sword through rotatory subassembly that loosens the soil, the overhanging part that loosens the soil sword of unilateral stretches out in the subassembly that loosens the soil is 3-20cm, the work efficiency who loosens the soil has been promoted by a wide margin, and avoided the overhanging length overlength of the sword that loosens the soil to cause the sword to damage, furtherly, at least one side of sword that loosens the soil is equipped with support piece, from this further intensity of the sword that loosens the soil has been strengthened, the life-span of sword that loosens the soil has improved, thereby avoid.

Drawings

Fig. 1 is a schematic structural diagram of a surface ripper according to an embodiment of the present invention;

fig. 2 is a schematic structural view of the surface ripper according to the embodiment of the present invention after the protective cover is removed;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

fig. 4 is a schematic view of a transmission mechanism of the surface ripper according to the embodiment of the present invention;

fig. 5 is a schematic structural view of a soil loosening assembly of the surface ripper according to an embodiment of the present invention;

in the figure, 1, a soil loosening assembly, 11, a mounting disc, 12, a support piece, 2, a frame, 21, a handrail, 22, a guide wheel, 23, a support frame, 231, a first support arm, 2311, a rotating pin, 2312, a rotation limiting hole, 232, a second support arm, 2321, a fixing hole, 3, a driving device, 4, a transmission worm, 5, a transmission gear, 6, a connecting shaft, 7, a soil loosening blade, 8 and a protective cover.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be understood that the present invention uses the terms "first", "second", "third", "fourth", etc. to describe various information, but the information should not be limited to these terms, and these terms are only used to distinguish one type of information from another. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information, without departing from the scope of the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 5, the surface ripper of the preferred embodiment of the present invention includes a frame 2, a driving device 3 and at least one ripping assembly 1, the driving device 3 is disposed on the frame 2, in this embodiment, the driving device 3 is an internal combustion engine, the internal combustion engine has a small volume, a small mass, a high thermal efficiency, and a good starting performance, so as to facilitate the starting and moving of the ripper under the requirement of output power, the ripping assembly 1 is rotatably connected to the bottom of the frame 2, in this embodiment, the driving device 3 can drive the ripping assembly 1 to rotate, the ripping assembly 1 is provided with a plurality of ripping blades 7 extending along the radial direction of the ripping assembly 1, the maximum peripheral dimension of the ripping blades 7 is larger than the outer diameter of the ripping assembly 1, in this embodiment, the maximum peripheral dimension of the ripping blades 7 refers to that after the ripping blades 7 are mounted on the ripping assembly 1, the relative distance that sets up between the outer end of two upwards loosening blades 7 of the radial of loosening assembly 1, the difference range of the biggest peripheral size of loosening blade 7 and the external diameter of loosening assembly 1 is: 6-40cm, the distance that the single side of the soil loosening blade 7 protrudes out of the soil loosening assembly 1 is 3-20cm, the requirement of surface layer soil loosening is met, and preferably, the difference range between the maximum peripheral dimension of the soil loosening blade 7 and the outer diameter of the soil loosening assembly 1 is as follows: 10-30cm, namely, the soil loosening blade 7 on one side protrudes out of the soil loosening component 1 by 5-15 cm; in this embodiment, the soil loosening blades 7 are uniformly distributed on the outer wall of the soil loosening assembly 1 along the circumferential direction, the support members 12 for supporting the soil loosening blades 7 are arranged on at least one side of the row of soil loosening blades 7 along the axial direction of the soil loosening assembly 1, and the soil loosening blades 7 are abutted against the support members 12. In this embodiment, the frame 2 is further provided with a handrail 21 located on one side of the frame 2, and the handrail 21 is provided to control the traveling direction of the ripper.

Based on the technical scheme, the soil loosening blades 7 are arranged on the soil loosening assembly 1, the soil loosening assembly 1 is rotatably connected to the bottom of the frame 2, the driving device 3 drives the soil loosening assembly 1 to rotate, the frame 2, the driving device 3 and the soil loosening assembly 1 are heavy enough to meet the pressure required by soil loosening, when the soil needs to be loosened, the soil loosening blades 7 are driven to move on the upper surface of the ground through the rotating soil loosening assembly 1, the part of the soil loosening blade 7 on one side, which extends out of the soil loosening assembly 1, is 3-20cm, the working efficiency of soil loosening is greatly improved, and avoids the damage of the scarification blades 7 caused by the overlong extending length of the scarification blades 7, furthermore, at least one side of the scarification blades 7 is provided with a support 12, from this further intensity of sword 7 that loosens the soil has been strengthened, has improved the life-span of sword 7 that loosens the soil to avoid the loosening tiller to damage, ensure the efficiency that loosens the soil, greatly reduced manufacturing cost.

Further, the subassembly 1 that loosens the soil includes two mounting discs 11 that set up relatively and sets up the connecting axle 6 between two mounting discs 11, and the both ends of connecting axle 6 link to each other with a mounting disc 11 respectively, and the bottom of a plurality of sword 7 that loosens the soil is all connected on the outer wall of connecting axle 6, and the top of sword 7 that loosens the soil is outstanding in the setting of mounting disc 11, and the biggest peripheral size of sword 7 that loosens the soil is greater than the external diameter of mounting disc 11, and the difference range of the biggest peripheral size of sword 7 that loosens the soil and the external diameter of mounting disc 11 is: 6-40 cm; the two ends of the supporting pieces 12 are respectively connected to the two mounting plates 11, so that the strength of the ripping blade 7 is further enhanced. In this embodiment, the mounting plate 11 is provided with a mounting groove (not shown) adapted to the support member 12, so as to facilitate mounting and positioning of the support member 12, in this embodiment, the support member 12 is welded in the mounting groove, so as to facilitate mounting of the support member 12, and the support member 12 is reliably connected to the mounting plate 11, so as to further enhance the strength of the ripping blade 7, improve the service life of the ripping blade 7, thereby avoiding damage of the ripper and improving the production efficiency.

Preferably, the soil loosening device further comprises a transmission worm 4 and a transmission gear 5 which are meshed with each other, the transmission worm 4 is connected with the driving device 3, the transmission gear 5 is connected with the soil loosening component 1, the transmission gear 5 can drive the connecting shaft 6 to rotate so as to drive the plurality of soil loosening blades 7 to rotate, therefore, the force of the driving device 3 is conveniently transmitted to the soil loosening component 1, the meshing tooth surfaces of the transmission worm 4 and the transmission gear 5 are in line contact, the bearing capacity of the transmission worm is greatly higher than that of a crossed shaft bevel gear mechanism, the transmission worm 4 and the transmission gear 5 are in multi-tooth meshing transmission, so that the transmission is stable, the noise is low, the torque can be improved when the worm and gear is in transmission motion, the soil loosening blades 7 are further convenient to loosen the soil when rotating, and the soil loosening.

Further, the number of the assemblies 1 that loosen the soil is two, two assemblies 1 that loosen the soil set up respectively in the left and right both sides of drive gear 5, and two connecting axles 6 link to each other with drive gear 5 respectively, and from this, two assemblies 1 that loosen the soil of same gear drive further improve the efficiency of loosening the soil. Preferably, the frame 2 is further provided with a support frame 23 and a guide wheel 22, the guide wheel 22 can prevent the ripper from toppling over, the support frame 23 comprises a first support arm 231 and a second support arm 232, and one end of the first support arm 231 is connected with the frame 2; the other end of the first support arm 231 is connected to one end of the second support arm 232, and the other end of the second support arm 232 is provided with a guide wheel 22. Further, the support device further comprises a rotating pin 2311, a plurality of fixing holes 2321 are formed in the second support arm 232 along the length direction of the second support arm, and the rotating pin 2311 sequentially penetrates through one of the fixing holes 2321 and the first support arm 231 so as to connect the first support arm 231 and the second support arm 232. Preferably, the end of the first support arm 231 connected to the second support arm 232 is provided with a rotation limiting hole 2312, the end of the second support arm 232 connected to the first support arm 231 is inserted into the rotation limiting hole 2312, and the rotation pin 2311 sequentially passes through one of the fixing holes 2321 on the first support arm 231 and the second support arm 232 to realize the connection between the first support arm 231 and the second support arm 232. The rotation limiting hole 2312 can limit the rotation angle of the second support arm 232 relative to the first support arm 231 to a certain extent, and the guide wheel 22 is prevented from losing the supporting function.

In this embodiment, the subassembly 1 top that loosens the soil still is equipped with protection casing 8, and protection casing 8 is connected in frame 2, and protection casing 8 has circular-arc protection chamber, and the subassembly 1 that loosens the soil sets up in the below in protection chamber, avoids the loosening tiller in the course of the work from this on earth gets rid of frame 2 to be convenient for to the maintenance of loosening tiller, and be difficult for causing user's clothing or skin to receive the pollution.

Preferably, support piece 12 and scarifier 7 all adopt the reinforcing bar to make to guaranteed the intensity of the subassembly 1 that loosens the soil, improved the life-span and the work efficiency of the subassembly 1 that loosens the soil, and reduced the cost of loosening tiller. In the embodiment, the diameter of the support 12 is approximately equal to that of the ripping blades 7, so that the ripping blades 7 and the support 12 are ensured to be basically consistent in strength, and the ripping blades 7 or the support 12 cannot be damaged due to uneven stress.

Preferably, a braking device switch is arranged on the frame 2 and electrically connected with the driving device 3, so that the loosening tiller can be controlled to start and stop conveniently.

In this embodiment, the length of the soil loosening assembly 1 is 50cm, the diameter of the soil loosening assembly 1 is 25cm, and the soil loosening blades 7 extend out of the mounting plate 11 (the connecting piece 12) by 5cm, so that the soil turning depth is only 5cm of the soil loosening depth on the surface layer of the soil, and the soil loosening speed is high.

In addition, in this embodiment, a plurality of lightening holes are arranged on the mounting plate 11, so that the weight of the surface ripper is lightened, and the operation by an operator is facilitated.

To sum up, the embodiment of the present invention provides a surface ripper, the surface ripper is provided with ripping blades 7 on a ripping assembly 1, the ripping assembly 1 is rotatably connected to the bottom of a frame 2, a driving device 3 drives the ripping assembly 1 to rotate, the frame 2, the driving device 3 and the ripping assembly 1 have sufficient weight to meet the pressure required for ripping, when ripping is required, the ripping blades 7 are driven to move on the upper surface of the ground by the rotating ripping assembly 1, the part of the ripping blades 7 extending out of the ripping assembly 1 at one side is 3-20cm, the working efficiency of ripping is greatly improved, and the ripping blades 7 are prevented from being damaged due to the too long extending length of the ripping blades 7, further, at least one side of the ripping blades 7 is provided with a support 12, thereby further enhancing the strength of the ripping blades 7, prolonging the service life of the ripping blades 7, and avoiding damage of the ripper, the efficiency of loosening the soil is ensured, and the production cost is greatly reduced.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and simplification of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a top layer loosening tiller, its characterized in that, includes frame, drive arrangement and at least one subassembly that loosens the soil, drive arrangement sets up in the frame, the subassembly that loosens the soil rotate connect in the bottom of frame, drive arrangement can drive the subassembly that loosens the soil is rotatory, it is equipped with a plurality of edges to loosen the soil on the subassembly the sword that loosens the soil that the radial extension of subassembly set up loosens the soil, the biggest peripheral size of sword that loosens the soil is greater than the external diameter of the subassembly that loosens the soil, the biggest peripheral size of sword with the difference scope of the external diameter of the subassembly that loosens the soil is: 6-40 cm;

the edge the axial of the assembly that loosens the soil sets up in one row at least one side of sword that loosens the soil is equipped with and is used for supporting the support piece of sword loosens the soil, the sword loosens the soil with support piece offsets.

2. The surface ripper of claim 1, wherein the ripping assembly includes two opposite mounting plates and a connecting shaft disposed between the two mounting plates, bottom ends of the ripping blades are connected to an outer wall of the connecting shaft, and both ends of the supporting members are connected to the two mounting plates, respectively.

3. The surface ripper of claim 2, further comprising a driving worm and a driving gear engaged with each other, wherein the driving worm is connected to the driving device, and the driving gear is connected to the connecting shaft.

4. The surface ripper of claim 3, wherein the number of the ripping assemblies is two, the two ripping assemblies are respectively disposed on left and right sides of the transmission gear, and the two connecting shafts are respectively connected to the transmission gear.

5. The surface ripper of claim 1, wherein the frame is further provided with a support frame and a guide wheel, the support frame comprises a first support arm and a second support arm, and one end of the first support arm is connected with the frame; the other end of the first supporting arm is connected with one end of the second supporting arm, and the guide wheel is arranged at the other end of the second supporting arm.

6. The surface ripper of claim 5, further comprising a pivot pin, wherein the second support arm is provided with a plurality of fixing holes along a length direction thereof, and the pivot pin sequentially penetrates through one of the fixing holes and the first support arm to connect the first support arm and the second support arm.

7. The surface ripper of claim 6, wherein an end of the first support arm connected to the second support arm is provided with a rotation limiting hole, an end of the second support arm connected to the first support arm is inserted into the rotation limiting hole, and the rotation pin sequentially penetrates through the first support arm and the fixing hole to connect the first support arm and the second support arm.

8. The surface ripper of any one of claims 1-7, wherein a protective cover is further disposed above the ripping assembly, the protective cover is connected to the frame, the protective cover has a circular arc-shaped protective cavity, and the ripping assembly is disposed below the protective cavity.

9. The surface ripper of claim 8, wherein the support and the ripper blade are each made of steel.

10. The surface ripper of claim 8, wherein a brake switch is provided on the frame, the brake switch being electrically connected to the driving device.