CN220528494U

CN220528494U - Plow

Info

Publication number: CN220528494U
Application number: CN202321924491.XU
Authority: CN
Inventors: 余刚
Original assignee: Shanghai Yingta Network Technology Co ltd
Current assignee: Shanghai Yingta Network Technology Co ltd
Priority date: 2023-07-20
Filing date: 2023-07-20
Publication date: 2024-02-27
Anticipated expiration: 2033-07-20

Abstract

The utility model provides a suspension plow, which relates to the field of agricultural machinery and comprises a suspension bracket and a plow foot, wherein the suspension bracket is used for being connected with the tail part of a tractor, the plow foot is fixed on the suspension bracket, and the front end of the plow foot is provided with a blade part; wherein: the suspension plow also comprises a soil loosening and ridging part; the soil loosening and ridging part comprises a bulldozing blade which is connected with the plow foot and is positioned behind the blade part of the plow foot, the bulldozing blade comprises a first blade and a second blade which are integrally or separately arranged, and an included angle with an opening facing to the rear is formed between the first blade and the second blade; in the working state, as the tractor moves forward, the soil is pushed by the bulldozing blades to loosen and ridge the soil reclaimed by the blade part at the front end of the plow foot. The utility model relieves the technical problems of complex farming flow, long working hours and high cost caused by additional soil loosening and ridging after ditching by the suspension plow in the prior art.

Description

Plow

Technical Field

The utility model relates to the field of agricultural machinery, in particular to a suspension plow.

Background

Currently, in the field of small agricultural machines, tractor tail mounted plows are widely used in cultivated land scenes, the mounted plows comprise a suspension bracket and a plowing foot, the plowing foot is fixed on the suspension bracket, the front end of the plowing foot is provided with a blade part, the suspension bracket is used for being connected with the tractor tail part, the tractor is lifted by a hydraulic suspension mechanism of the tractor, the tractor moves forwards, and the blade part at the front end of the plowing foot is used for cultivating soil.

However, for the structure of the current suspension plow, the plow feet can only play a role in ditching, and cannot further process soil, if the yield of agricultural products is required to be ensured, the ditched soil ditches are required to be loosened and ridged additionally, and then planting is performed, so that the problems of complex flow, long working time, high cost and the like are caused.

Disclosure of Invention

The utility model aims to provide a suspension plough, which not only can utilize the front edge part of a plough foot to dig a ditch on the soil surface, but also can loosen and ridge the soil which is reclamation by the front edge part of the plough foot as a tractor moves forward, so as to alleviate the technical problems in the prior art.

In order to achieve the above purpose, the embodiment of the present utility model adopts the following technical scheme:

the embodiment provides a suspension plow, which comprises a suspension bracket and a plow foot, wherein the suspension bracket is used for being connected with the tail part of a tractor, and the plow foot is fixed on the suspension bracket and the front end of the plow foot is provided with a blade part; wherein: the suspension plow also comprises a soil loosening ridging part;

the soil loosening and ridging part comprises a bulldozer blade which is connected with the plow foot and is positioned behind the blade part of the plow foot, the bulldozer blade comprises a first blade and a second blade which are integrally or separately arranged, and an included angle with an opening facing to the rear is formed between the first blade and the second blade;

in a working state, as the tractor moves forward, the soil is pushed by the bulldozing blades to loosen and ridge the soil reclaimed by the blade part at the front end of the plow foot.

In this embodiment, through the bulldozing blade of installing at the plow foot rear side, can be after the plow foot ditching, further push away the intraductal soil of groove, on the one hand reaches the effect of further loosening the soil, on the other hand, because there is the opening contained angle towards the rear between bulldozing blade first blade and the second blade, thereby when bulldozing blade gos forward, can stir the intraductal soil to both sides and gather together, pile up the soil that the plow foot was reclaimed in both sides and form the ridge, the planting of follow-up crops of being convenient for, and guarantee that crops have certain planting degree of depth, guarantee certain crop output.

Based on the above technical scheme, the structure of the suspension plow provided in this embodiment may further have the following additional structure, so as to further optimize the working performance thereof:

in some alternative implementations of this embodiment, the first blade is provided separately from the second blade; the front side of the first blade and the front side of the second blade are respectively hinged to the plow foot, and the ridging part further comprises a blade included angle adjusting structure used for adjusting the included angle between the first blade and the second blade.

In these alternative embodiments, further optionally, the blade angle adjustment structure includes a first tab, a second tab, a blocking member, and a tab lock;

the first connecting piece is connected to the first blade, and the second connecting piece is connected to the second blade; the front end of the blocking piece is fixed on the plow leg, and the rear end of the blocking piece extends to the rear side of the plow leg;

the tab lock is configured to lock the first tab, the second tab, and the blocking member together to lock an included angle between the first blade and the second blade.

Preferably, the tab lock comprises a threaded lock and a lock nut;

the rear end of the blocking piece is positioned above the first connecting piece and the second connecting piece, and the threaded locking piece is fixedly connected to the rear end of the blocking piece and is provided with a threaded rod part extending downwards;

a plurality of mutually-spaced adjusting holes are respectively arranged on the first connecting sheet and the second connecting sheet; the first blade and the second blade are respectively provided with a locking structure, one end of the first connecting sheet is arranged on the locking structure of the first blade, and one end of the second connecting sheet is arranged on the locking structure of the second blade; one end of the blocking piece is fixed on the plow leg, the other end of the blocking piece extends to the rear side of the plow leg and is positioned above the first connecting piece and the second connecting piece, and the threaded locking piece is fixedly connected to the rear end of the blocking piece and is provided with a threaded rod part extending downwards;

the first connecting piece and the second connecting piece overlap joint, so that one adjusting hole of the first connecting piece is communicated with one adjusting hole of the second connecting piece from top to bottom, and the threaded rod part of the threaded locking piece penetrates through the two adjusting holes which are opposite from top to bottom and then is locked in the locking nut so as to lock an included angle between the first blade and the second blade.

Further alternatively, the latch structure includes a U-shaped handle, one end of the first connecting piece is sleeved in the U-shaped handle of the first blade, and one end of the second connecting piece is sleeved in the U-shaped handle of the second blade.

Optionally, a rear supporting rod extending along the longitudinal direction is arranged at the rear side of the plow leg; the first blade and the second blade are respectively arranged on the rear supporting rod in a mode of being capable of rotating around the rear supporting rod; the blocking member passes through or bypasses the rear support bar.

Further alternatively, the front end of the blocking member is fixed to the plow shoe in a manner capable of adjusting the installation height, and the first blade and the second blade are capable of adjusting the installation height on the rear support bar, respectively.

Optionally, the front side of the first blade and the front side of the second blade are respectively provided with at least two mounting structures which are vertically spaced from each other, and the mounting structures of the first blade and the second blade are mounted on the rear supporting rod in a staggered manner; the barrier extends through a gap between one of the mounting structures of the first blade and one of the mounting structures of the second blade.

Optionally, the front end of the blocking piece is provided with a U-shaped clamping part, and the U-shaped clamping part is clamped and fixed at the selected height of the plow leg by a fixing piece.

In some alternative implementations of this embodiment, the ripping ridging section further includes blade height adjustment structure for adjusting the height of the blade relative to the foot.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a front view of a mounted plow provided in an embodiment of the utility model;

FIG. 2 is a side view of a mounted plow provided in an embodiment of the utility model;

FIG. 3 is a schematic view of an axial structure of a mounted plow at a first angle according to an embodiment of the present utility model;

FIG. 4 is a schematic view of an axial structure of a mounted plow at a second angle according to an embodiment of the present utility model;

fig. 5 is an enlarged view of a partial structure of the portion a in fig. 4.

Icon: 1-a hanging frame; 2-plow feet; 21-blade part; 22-height adjustment holes; 3-bulldozing blades; 301-mounting structure; 302-a latch structure; 31-a first blade; 32-a second blade; 4-a first connecting piece; 5-a second connecting piece; 6-a barrier; 61-U-shaped clamping part; 7-a threaded locking member; 8-locking the nut; 9-fixing pieces; 10-rear supporting rod.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, 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, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected 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.

It should be noted that: like reference numerals and letters designate like items in the drawings, and thus once an item is defined in one drawing, no further definition or explanation thereof is necessary in the subsequent drawings.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "upper", "lower", "longitudinal", "horizontal", "inner", "outer", "front", "rear", etc., are based on those shown in the drawings, or those conventionally put in use, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. In particular, in the description of the utility model, when the suspension bracket of the suspension plow is connected to the tail of the tractor, the forward direction of the tractor is the front, and the backward direction is the rear.

Furthermore, the terms "first," "second," "third," and the like, are used merely for distinguishing between descriptions and not for indicating or implying a relative importance; the terms "horizontal" and "longitudinal" do not mean that the component is required to be absolutely horizontal or overhanging, but may be slightly inclined. In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Some embodiments of the present utility model are described in detail below with reference to the accompanying drawings. The following embodiments and features of the embodiments may be combined with each other without conflict.

Example 1

The embodiment provides a suspension plow, referring to fig. 1 and 2, the suspension plow comprises a suspension bracket 1 and a plow foot 2, wherein the suspension bracket 1 is used for being connected with the tail part of a tractor, the plow foot 2 is fixed on the suspension bracket 1, and the front end of the plow foot 2 is provided with a blade part 21; wherein: the suspension plow also comprises a soil loosening and ridging part; the scarifying section includes a bulldozer blade 3 connected to the blade 2 and located behind the blade 21 of the blade 2, the bulldozer blade 3 including a first blade 31 and a second blade 32, and the first blade 31 and the second blade 32 having an angle therebetween that opens rearward. In the working state, as the tractor moves forward, the soil is pushed and pulled by the bulldozing blade 3 to loosen and ridge the soil reclaimed by the front edge part 21 of the plow foot 2.

In this embodiment, through the bulldozing blade 3 of installing at the plow foot 2 rear side, can be after the ditching of plow foot 2, further push away the soil in the ditch, on the one hand reach the effect of further loosening the soil, on the other hand, because there is the opening contained angle towards the rear between bulldozing blade 3 first blade 31 and the second blade 32, thereby when bulldozing blade 3 gos forward, can stir the soil in the ditch to both sides and gather together, pile up the soil that plow foot 2 was reclaimed in both sides and form the ridge, the planting of follow-up crops of being convenient for, and guarantee that crops have certain planting depth, guarantee certain crop yield.

With continued reference to fig. 1 and 2, in order to adapt to different soil and topography, in this embodiment, it is preferable that the first blade 31 and the second blade 32 are separately disposed; the front side of first blade 31 and the front side of second blade 32 articulate respectively in plough foot 2, simultaneously, make this ridging that loosens the soil still include blade contained angle adjustment structure to be used for adjusting the contained angle size between first blade 31 and the second blade 32, thereby, can be through adjusting this contained angle, with the width of ditch between the change ridge according to soil and topography condition, the operation is more nimble.

The blade angle adjusting structure has various optional structures, and referring to fig. 3 to 5, the present embodiment provides a preferred structure including a first connecting piece 4, a second connecting piece 5, a blocking piece 6 and a connecting piece locking piece; specifically, the first connecting piece 4 is connected to the first blade 31, and the second connecting piece 5 is connected to the second blade 32; the front end of the blocking piece 6 is fixed on the plow foot 2, and the rear end of the blocking piece 6 extends to the rear side of the plow foot 2; the tab lock is configured to lock the first tab 4, the second tab 5 and the stop 6 together to lock the angle between the first blade 31 and the second blade 32.

Further preferably, in the blade angle adjusting structure, the connecting piece locking member includes a screw locking member 7 and a locking nut 8; the rear end of the blocking piece 6 is positioned above the first connecting piece 4 and the second connecting piece 5, the threaded locking piece 7 is fixedly connected to the rear end of the blocking piece 6, and the threaded locking piece 7 is provided with a threaded rod part which extends downwards relative to the blocking piece 6; the first connecting sheet 4 and the second connecting sheet 5 are respectively provided with a plurality of mutually-spaced adjusting holes; the first blade 31 and the second blade 32 are respectively provided with a locking structure 302, one end of the first connecting sheet 4 is arranged on the locking structure 302 of the first blade 31, and one end of the second connecting sheet 5 is arranged on the locking structure 302 of the second blade 32; the first connecting piece 4 is overlapped with the second connecting piece 5, so that one adjusting hole of the first connecting piece 4 is communicated with one adjusting hole of the second connecting piece 5 up and down, and the threaded rod part of the threaded locking piece 7 penetrates through the two adjusting holes which are opposite up and down and then is locked in the locking nut 8, so that an included angle between the first blade 31 and the second blade 32 is locked.

In this embodiment, the latch structure 302 includes a U-shaped handle, one end of the first connecting piece 4 is sleeved in the U-shaped handle of the first blade 31, and one end of the second connecting piece 5 is sleeved in the U-shaped handle of the second blade 32.

As shown in fig. 3 to 5, a rear support bar 10 extending in the longitudinal direction is preferably provided at the rear side of the plow shoe 2; the first blade 31 and the second blade 32 are rotatably mounted to the rear support bar 10 around the rear support bar 10, respectively; the blocking member 6 passes through or around the rear support bar 10.

In order to accommodate different soil and terrains, in this embodiment, it is further preferable that the front end of the blocking member 6 is fixed to the plow shoe 2 so that the mounting height thereof can be adjusted, and the mounting heights of the first blade 31 and the second blade 32 on the rear support bar 10 can be adjusted, respectively, so that the depth of the inter-ridge furrows can be changed by adjusting the height of the blade 3 relative to the plow shoe 2, and further, the blade 3 can be modified according to the soil and terrains, thereby further increasing the work flexibility.

In which there are various ways in which the first blade 31 and the second blade 32 are adjusted in height to be mounted on the rear support bar 10, it is preferable that, as shown in fig. 3 to 5, at least two mounting structures 301 are provided on the front side of the first blade 31 and the front side of the second blade 32, respectively, which are spaced apart from each other up and down, and the mounting structures 301 of the first blade 31 and the mounting structures 301 of the second blade 32 are mounted on the rear support bar 10 in a staggered manner; the blocking member 6 penetrates through a gap between one mounting structure 301 of the first blade 31 and one mounting structure 301 of the second blade 32, the mounting structure 301 may be a sleeve structure, a collar structure, a clamping jaw structure, or the like, and a bending portion may be provided in a region between the front end and the rear end of the blocking member 6 so as to bypass the rear support bar 10, or a sleeve portion or a collar portion may be provided to be sleeved outside the rear support bar 10.

There are various specific fixing means for fixing the front end of the blocking member 6 to the plow shoe 2 in a manner of adjusting the installation height, and preferably, a U-shaped clamping portion 61 is provided at the front end of the blocking member 6, so that the U-shaped clamping portion 61 is clamped and fixed to the plow shoe 2 at a selected height by the fixing member 9.

The specific fixing manner of the "U-shaped clamping portion 61 is clamped and fixed at the selected height of the plow shoe 2 by the fixing element 9" is various, for example, but not limited to: the fixing piece 9 adopts a bolt and nut assembly; the front end of the U-shaped clamping part 61 of the blocking piece 6 is provided with a blocking piece mounting hole, the plow foot 2 is provided with at least two height adjusting holes 22 which are longitudinally arranged at intervals, and the bolt rod part of the fixing piece 9 passes through the blocking piece mounting hole and the height adjusting hole 22 at the selected height and is locked by a nut. Of course, the height of the U-shaped clamping portion 61 may be adjusted by providing a plurality of vertically spaced clamping structures on the plow shoe 2, so that the U-shaped clamping portion 61 can be clamped and limited in the corresponding clamping structure, or other fixing means not described in the present embodiment may be provided as long as the function of "the U-shaped clamping portion 61 clamps and is fixed at the selected height of the plow shoe 2 by the fixing member 9" is achieved, but in contrast, the above-mentioned "the fixing member 9 adopts a bolt-nut assembly; the front end of the U-shaped clamping part 61 of the blocking piece 6 is provided with a blocking piece mounting hole, the hanging frame 1 or the plow leg 2 is provided with at least two height adjusting holes 22 which are longitudinally arranged at intervals, and the bolt rod part of the fixing piece 9 is arranged by a structure of being locked by a nut after passing through the blocking piece mounting hole and the height adjusting hole 22 at a selected height, so that the effects of convenience in manufacturing and assembling, high reliability, difficulty in damage and the like are achieved.

Example two

The embodiment provides a suspension plow, referring to fig. 1 and 2, the suspension plow comprises a suspension bracket 1 and a plow foot 2, wherein the suspension bracket 1 is used for being connected with the tail part of a tractor, the plow foot 2 is fixed on the suspension bracket 1, and the front end of the plow foot 2 is provided with a blade part 21; wherein: the suspension plow also comprises a soil loosening and ridging part; the scarifying section includes a bulldozer blade 3 connected to the plow foot 2 and located behind the blade 21 of the plow foot 2, the bulldozer blade 3 including a first blade 31 and a second blade 32 integrally or separately provided, and an angle between the first blade 31 and the second blade 32 facing rearward with an opening. In the working state, as the tractor moves forward, the soil is pushed and pulled by the bulldozing blade 3 to loosen and ridge the soil reclaimed by the front edge part 21 of the plow foot 2.

Referring to fig. 3 to 5, in combination with fig. 1 and 2, the scarifying section further includes a blade height adjusting structure for adjusting the height of the bulldozer blade 3 with respect to the plow shoe 2 in the present embodiment.

Unlike the first embodiment, the following is:

in the present embodiment, the first blade 31 and the second blade 32 are not limited to the split structure of the first embodiment, but may be a fixed connection or an integral connection structure with a fixed angle.

In this embodiment, the specific height adjustment manner of the blade height adjustment structure is not limited to the fixing manner in which the U-shaped clamping portion 61 of the blocking member 6 is clamped and fixed at the selected height of the plow shoe 2 by the fixing member 9, but may be related adjustment by other types of adjustment manners, such as but not limited to: when the first blade 31 and the second blade 32 are in an integral connection structure, a connecting seat can be welded at the position of the intersection point of the first blade 31 and the second blade 32, one hole of a plurality of holes which are vertically spaced and are matched with each other and punched on the plow foot 2 is punched on the connecting seat, and then the height of the bulldozer blade 3 is changed in a fixed mode by utilizing a bolt and nut component;

when the angle between the first blade 31 and the second blade 32 is adjustable, the front sides of the first blade 31 and the second blade 32 can be welded with connecting plates respectively, the connecting plates are matched with one hole of a plurality of holes which are vertically spaced on the plow shoe 2 respectively, and then the connecting plates are fixed on the corresponding hole of the plow shoe 2 by using a bolt and nut assembly, so that the height of the bulldozer blade 3 is changed.

Example III

Referring to fig. 3 to 5, in combination with fig. 1 and 2, the scarifying section further includes a blade height adjusting structure for adjusting the height of the bulldozer blade 3 with respect to the hanger 1 in the present embodiment. In the present embodiment, the first blade 31 and the second blade 32 are provided separately; the front sides of the first blades 31 and the second blades 32 are respectively hinged to the plow foot 2, and the ridging part further comprises a blade included angle adjusting structure for adjusting the included angle between the first blades 31 and the second blades 32.

Unlike the first embodiment, the adjustment manner of the angle between the first blade 31 and the second blade 32 is different, and in this embodiment, the adjustment manner of the angle between the first blade 31 and the second blade 32 may be: corner connectors with different angles are respectively clamped or connected on the front side of the first blade 31 and the front side of the second blade 32, one hole of a plurality of holes which are vertically spaced on the plow leg 2 is respectively matched, and then the corner connectors are fixed on the plow leg 2 by using a bolt and nut assembly to fix the corresponding hole, so that the included angle between the first blade 31 and the second blade 32 in the bulldozing blade 3 is changed.

Example IV

Further, on the basis of the structure of any one of the above embodiments, the tip of the blade 21 at the front end of the plow foot 2 is located on the bisector of the included angle between the first blade 31 and the second blade 32; under this structure, can avoid bulldozing blade 3 pushing away to the hard soil that has not been reclaimed by the blade portion 21 of plow foot 2 to, make bulldozing blade 3 easily loosen the soil and pile the ridge, avoid blocking, improve the efficiency of loosening the soil of bulldozing blade 3, simultaneously, delay bulldozing blade 3 by wearing and tearing or the time of deformation, improve bulldozing blade 3 life, reduce the instrument maintenance cost.

Finally, it should be noted that:

1. in various embodiments of the present description, the attachment of the hanger 1 to the tractor tail may be, but is not limited to being, specifically attached to a three-point hitch or other structure on the tractor tail.

2. In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described by differences from other embodiments, and identical and similar parts between the embodiments are only required to be seen with each other; the above embodiments in the present specification 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 or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

Claims

1. The suspension plow comprises a suspension bracket (1) and a plow foot (2), wherein the suspension bracket (1) is used for being connected with the tail part of a tractor, and the plow foot (2) is fixed on the suspension bracket (1) and the front end of the plow foot is provided with a blade part (21); the method is characterized in that: the suspension plow also comprises a soil loosening ridging part;

the soil loosening and ridging part comprises a bulldozer blade (3) connected to the plow foot (2) and positioned behind the blade part (21) of the plow foot (2), the bulldozer blade (3) comprises a first blade (31) and a second blade (32) which are integrally or separately arranged, and an included angle with an opening facing to the rear is formed between the first blade (31) and the second blade (32);

in the working state, as the tractor moves forward, the soil is pushed by the bulldozing blades (3) to loosen and ridge the soil reclaimed by the front end blade parts (21) of the plow feet (2).

2. The mounted plow of claim 1 wherein: the first blade (31) and the second blade (32) are arranged in a split manner; the front side of the first blade (31) and the front side of the second blade (32) are respectively hinged to the plow foot (2), and the soil loosening ridging part further comprises a blade included angle adjusting structure used for adjusting the included angle between the first blade (31) and the second blade (32).

3. The mounted plow of claim 2 wherein: the blade included angle adjusting structure comprises a first connecting piece (4), a second connecting piece (5), a blocking piece (6) and a connecting piece locking piece;

the first connecting piece (4) is connected to the first blade (31), and the second connecting piece (5) is connected to the second blade (32); the front end of the blocking piece (6) is fixed on the plow foot (2), and the rear end of the blocking piece (6) extends to the rear side of the plow foot (2);

the tab lock is configured to lock the first tab (4), the second tab (5) and the blocking member (6) together to lock an angle between the first blade (31) and the second blade (32).

4. A mounted plow as defined in claim 3, characterized in that: the connecting piece locking piece comprises a threaded locking piece (7) and a locking nut (8);

the rear end of the blocking piece (6) is positioned above the first connecting sheet (4) and the second connecting sheet (5), and the threaded locking piece (7) is fixedly connected to the rear end of the blocking piece (6) and is provided with a threaded rod part extending downwards;

a plurality of mutually-spaced adjusting holes are respectively arranged on the first connecting sheet (4) and the second connecting sheet (5); the first blade (31) and the second blade (32) are respectively provided with a locking structure (302), one end of the first connecting sheet (4) is arranged on the locking structure (302) of the first blade (31), and one end of the second connecting sheet (5) is arranged on the locking structure (302) of the second blade (32);

the first connecting piece (4) is in lap joint with the second connecting piece (5), so that one adjusting hole of the first connecting piece (4) is communicated with one adjusting hole of the second connecting piece (5) up and down, and the threaded rod part of the threaded locking piece (7) penetrates through the two adjusting holes which are opposite up and down and then is locked in the locking nut (8) to lock an included angle between the first blade (31) and the second blade (32).

5. The mounted plow as defined in claim 4, characterized in that: the locking structure (302) comprises a U-shaped handle, one end of the first connecting sheet (4) is sleeved in the U-shaped handle of the first blade (31), and one end of the second connecting sheet (5) is sleeved in the U-shaped handle of the second blade (32).

6. A mounted plow as defined in claim 3, characterized in that: the rear side of the plow leg (2) is provided with a rear supporting rod (10) extending along the longitudinal direction;

the first blade (31) and the second blade (32) are rotatably mounted to the rear support bar (10) around the rear support bar (10), respectively; the blocking piece (6) passes through or bypasses the rear supporting rod (10).

7. The mounted plow of claim 6 wherein: the front end of the blocking piece (6) is fixed on the plow leg (2) in a mode of adjusting the installation height, and the first blade (31) and the second blade (32) can respectively adjust the installation height on the rear supporting rod (10).

8. The mounted plow as defined in claim 7, characterized in that: at least two mounting structures (301) which are vertically spaced are respectively arranged on the front side of the first blade (31) and the front side of the second blade (32), and the mounting structures (301) of the first blade (31) and the mounting structures (301) of the second blade (32) are mounted on the rear supporting rod (10) in a staggered manner;

the blocking member (6) penetrates a gap between one mounting structure (301) of the first blade (31) and one mounting structure (301) of the second blade (32).

9. The mounted plow as defined in claim 7, characterized in that: the front end of the blocking piece (6) is provided with a U-shaped clamping part (61), and the U-shaped clamping part (61) is clamped and fixed at a selected height of the plow leg (2) by a fixing piece (9).

10. A mounted plow as claimed in claim 1 or 2, characterized in that: the scarification ridging part further comprises a blade height adjusting structure for adjusting the height of the bulldozing blade (3) relative to the plow foot (2).