CN218116596U

CN218116596U - Blade and engineering machinery

Info

Publication number: CN218116596U
Application number: CN202222566611.5U
Authority: CN
Inventors: 任亚飞; 展邦朝; 张金东
Original assignee: Sany Heavy Machinery Ltd
Current assignee: Sany Heavy Machinery Ltd
Priority date: 2022-09-27
Filing date: 2022-09-27
Publication date: 2022-12-23
Anticipated expiration: 2032-09-27

Abstract

The utility model relates to an engineering machine tool technical field, concretely relates to dozer blade and engineering machine tool. The blade includes: the device comprises a fixed frame, an adjusting piece and two wing shovels, wherein the adjusting piece is telescopically arranged on the fixed frame; two wing shovels telescopically set up the both sides at the regulating part, and the one end and the regulating part of wing shovel are rotationally connected, and the one end that the regulating part was kept away from to the wing shovel rotationally is connected with the mount, and the length of wing shovel can be adjusted along with the flexible of regulating part. When the regulating part is flexible, the one end that two wing shovels are connected with the regulating part separately removes under the drive of regulating part, orders about the wing shovel and rotates around its tie point with the mount, and the contained angle between two wing shovels changes to realize the regulation of the bulldozing angle of dozing shovel, whole angle accommodation process only need can realize through the flexible of regulating part, simple structure, convenient operation and reliability height.

Description

Blade and engineering machinery

Technical Field

The utility model relates to an engineering machine tool technical field, concretely relates to dozer blade and engineering machine tool.

Background

The blade of an excavator or other construction machinery is a common device used in construction, most of the existing blades are straight blades and only have a single soil-shifting function, and in the practical application process, besides blade soil shifting, the blade is generally required to realize the functions of gathering soil piles and the like, so that the blade is required to realize angle conversion and adjustment. However, the blade in the prior art cannot adjust and change the angle, and the working efficiency is low.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the utility model lies in overcoming the defect that the dozer blade among the prior art can not angle regulation to a dozer blade and engineering machine tool that can angle regulation is provided.

In order to solve the above problem, the utility model provides a dozer blade, include: a fixed mount; the adjusting piece is arranged on the fixing frame in a telescopic way; two wing shovels, telescopically set up in the both sides of regulating part, and the one end and the regulating part of wing shovel are rotationally connected, and the one end that the regulating part was kept away from to the wing shovel rotationally is connected with the mount, and the length of wing shovel can be adjusted along with the flexible of regulating part.

Optionally, the wing shovel includes main shovel and removes the shovel, removes shovel and main shovel sliding connection, and the one end that removes the shovel is kept away from to main shovel is articulated with the mount, and the one end that removes the shovel and keeps away from main shovel is articulated with the regulating part.

Optionally, one end of the main shovel close to the adjusting piece is provided with a cavity, and the movable shovel penetrates through the cavity and is suitable for sliding in the cavity.

Optionally, the regulating part includes pars contractilis and adapter, and the adapter setting is kept away from the one end of mount at pars contractilis, and the removal shovel is articulated with the adapter.

Optionally, the blade further comprises: the connecting piece, connecting piece and main shovel sliding connection, the one end and the adapter rotation that the main shovel was kept away from to the connecting piece are connected.

Optionally, the connecting piece comprises a connecting rod and a connecting ball head, the main shovel is provided with a guide part in the same extending direction as the main shovel, and the connecting rod is in sliding fit with the guide part; the adapter is provided with a spherical groove, and the connecting ball head is rotatably arranged in the spherical groove.

Optionally, the guide part is a guide groove, and the connecting rod is arranged in the guide groove in a penetrating mode.

Optionally, the fixing frame comprises a cross beam and a longitudinal beam, the adjusting piece is connected with the cross beam, the wing shovel is connected with the longitudinal beam, and the telescopic direction of the adjusting piece is parallel to the extending direction of the longitudinal beam.

Optionally, the adjusting part is a telescopic oil cylinder.

The utility model also provides an engineering machine tool, include: the blade is described above.

The utility model has the advantages of it is following:

1. when the regulating part is flexible, the one end that two wing shovels are connected with the regulating part separately removes under the drive of regulating part, orders about the wing shovel and rotates around its tie point with the mount, and the contained angle between two wing shovels changes to realize the regulation of the bulldozing angle of dozing shovel, whole angle accommodation process only need can realize through the flexible of regulating part, simple structure, convenient operation and reliability height.

2. The movable shovel is connected with the main shovel in a sliding mode, so that the length of the wing shovel can be adjusted, the change of the length of the wing shovel in the extension process of the adjusting piece is adapted, the reasonability of the structure in the movement process is guaranteed, and the angle of the dozer blade is smoothly adjusted; and the relative rotation between main shovel and the mount to and the relative rotation between removal shovel and the mount can be realized to articulated mode, rational in infrastructure and reliability height.

3. The movable shovel is arranged in the cavity in a penetrating mode in a sliding mode, so that space is saved, and the overall compactness and the reliability of sliding connection are improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following descriptions are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 shows a schematic structural view of a blade according to an embodiment of the present invention;

fig. 2 shows a schematic structural view of a flat-pushing state of a blade according to an embodiment of the present invention;

fig. 3 is a schematic structural view showing a convex state of a blade according to an embodiment of the present invention;

fig. 4 shows a schematic structural view of a gathered state of a blade according to an embodiment of the present invention;

fig. 5 shows the blade exploded view of fig. 1.

Description of reference numerals:

10. a fixed mount; 11. a cross beam; 12. a stringer; 20. an adjustment member; 21. a telescopic part; 22. an adapter; 30. a wing shovel; 31. a main shovel; 311. a guide portion; 32. moving the shovel; 40. a connecting member; 41. a connecting rod; 42. and a ball head is connected.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected" and "connected" are to be construed 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 according to specific situations by those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

As shown in fig. 1 to 5, the blade provided in this embodiment includes: the device comprises a fixed frame 10, an adjusting piece 20 and two wing shovels 30, wherein the adjusting piece 20 is arranged on the fixed frame 10 in a telescopic manner; two wing shovels 30 are telescopically arranged at both sides of the adjusting member 20, one end of the wing shovel 30 is rotatably connected with the adjusting member 20, one end of the wing shovel 30 far away from the adjusting member 20 is rotatably connected with the fixing frame 10, and the length of the wing shovel 30 can be adjusted along with the extension and retraction of the adjusting member 20.

Use the dozer blade of this embodiment, when regulating part 20 is flexible, the one end that two wing shovels 30 are connected with regulating part 20 separately removes under the drive of regulating part 20, the length of wing shovel 30 is adjusted thereupon, in order to adapt to the one end that regulating part 20 and wing shovel 30 link to each other and the distance change of the one end that mount 10 and wing shovel 30 link to each other, regulating part 20 orders about wing shovel 30 and rotates around its tie point with mount 10, the contained angle between two wing shovels 30 changes, thereby realize the regulation of the bulldozing angle of dozer blade, whole angle accommodation process only needs to realize through the flexible of regulating part 20, moreover, the steam generator is simple in structure, convenient operation and high reliability.

It should be noted that, in the actual use process, the angle of the blade can be adjusted to the following three typical working angles by the extension and contraction of the adjusting member 20: when the adjusting member 20 is not extended or shortened, the blade is in a flat-pushing state as shown in fig. 2, the two wing shovels 30 are located on the same straight line, and the two wing shovels 30 are in a "one" type structure, i.e. a conventional flat shovel structure, and are used in a conventional flat-pushing working condition; when the adjusting part 20 extends, the dozer blade is in a convex state as shown in fig. 3, one ends of the two wing blades 30 close to each other are driven by the adjusting part 20 to protrude outwards, and the two wing blades 30 are in a mountain peak type structure, so that the functions of quick crushing, opening, ice breaking and the like can be realized; when the adjusting part 20 is shortened, the dozer blade is in a gathering state as shown in fig. 4, one end of each of the two wing shovels 30 close to each other is retracted inwards under the driving of the adjusting part 20, and the two wing shovels 30 are in a V-shaped structure, so that the gathering effect of dozing can be improved, and the dozer blade efficiency is improved.

In this embodiment, the wing shovel 30 includes a main shovel 31 and a movable shovel 32, the movable shovel 32 is slidably connected to the main shovel 31, an end of the main shovel 31 away from the movable shovel 32 is hinged to the fixing frame 10, and an end of the movable shovel 32 away from the main shovel 31 is hinged to the adjusting member 20. The movable shovel 32 is connected with the main shovel 31 in a sliding mode, so that the length of the wing shovel 30 can be adjusted, the change of the length of the wing shovel 30 in the expansion process of the adjusting piece 20 is adapted, the reasonability of the structure in the movement process is guaranteed, and the angle of the dozer blade is adjusted smoothly; in addition, the relative rotation between the main shovel 31 and the fixed frame 10 and the relative rotation between the movable shovel 32 and the fixed frame 10 can be realized in a hinged mode, and the structure is reasonable and the reliability is high. Specifically, when the adjusting member 20 is extended and the blade is switched from the flat-pushing state of fig. 2 to the convex-outward state of fig. 3, the distance between the connecting point of the movable blade 32 and the adjusting member 20 and the connecting point of the main blade 31 and the fixed frame 10 becomes larger, and the total length extension of the wing blade 30 is realized by the relative sliding of the movable blade 32 and the main blade 31; when the dozer blade is switched from the convex state shown in fig. 3 to the flat state shown in fig. 2, the distance from the connecting point of the movable blade 32 and the adjusting member 20 to the connecting point of the main blade 31 and the fixed frame 10 is reduced, and the total length of the wing blade 30 is shortened by the relative sliding of the movable blade 32 and the main blade 31; similarly, when the blade is switched from the pushed-down state of fig. 2 to the tucked state of fig. 4, the movable blade 32 slides relative to the main blade 31, thereby extending the entire length of the wing blade 30, and when the blade is switched from the tucked state of fig. 4 to the pushed-down state of fig. 2, the movable blade 32 slides relative to the main blade 31, thereby shortening the entire length of the wing blade 30.

In this embodiment, one end of the main shovel 31 close to the adjusting member 20 is provided with a cavity, the movable shovel 32 is arranged in the cavity in a penetrating mode and is suitable for sliding in the cavity, the shape of the inner surface of the cavity is matched with the shape of the outer surface of the movable shovel 32, and the movable shovel 32 is arranged in the cavity in a penetrating mode in a sliding mode, so that space is saved, and the overall compactness and the reliability of sliding connection are improved. It is understood that, as an alternative embodiment, the movable shovel 32 and the main shovel 31 may also be slidably connected through a linear guide rail, and the linear guide rail is disposed on the main shovel 31 or the movable shovel 32, and provides a guide for the relative sliding between the main shovel 31 and the movable shovel 32, and the structure is common and reliable.

In this embodiment, regulating part 20 includes pars contractilis 21 and adapter 22, adapter 22 sets up the one end of keeping away from mount 10 at pars contractilis 21, it is articulated with adapter 22 to remove shovel 32, adapter 22 moves along with the flexible of pars contractilis 21, remove shovel 32 and remove the in-process along with adapter 22, the contained angle of removing shovel 32 and regulating part 20 changes, consequently, it articulates the relative rotation who realizes removing shovel 32 and adapter 22 with adapter 22 through removing shovel 32, in order to guarantee that wing shovel 30 can realize the transform of angle when regulating part 20 is flexible. Specifically, the one end that removes shovel 32 is close to adapter 22 is provided with the articulated shaft, and the last corresponding position of adapter 22 is provided with articulated shaft complex hinge hole, and the articulated shaft rotates in the hinge hole to realize removing shovel 32 and adapter 22's articulated. It will be appreciated that as an alternative embodiment, the articulation axis may be provided on the adapter 22, and correspondingly, the articulation aperture may be provided on the moving blade 32, as well as the articulation of the moving blade 32 to the adapter 22.

In this embodiment, the blade further includes: and the connecting piece 40 is connected with the main shovel 31 in a sliding manner, and one end of the connecting piece 40, which is far away from the main shovel 31, is rotatably connected with the adapter 22. At the flexible in-process of regulating part 20, the distance between main shovel 31 and the adapter 22 changes, through setting up connecting piece 40 and main shovel 31 sliding connection, can guarantee that connecting piece 40 connects all the time between main shovel 31 and adapter 22 to through connecting piece 40 and adapter 22 relative rotation, can realize the transform of angle between wing shovel 30 and the regulating part 20, rational in infrastructure and stability are good.

In this embodiment, the connecting member 40 includes a connecting rod 41 and a connecting ball 42, the main shovel 31 is provided with a guide portion 311 extending in the same direction as the main shovel 31, the connecting rod 41 is in sliding fit with the guide portion 311, and the connecting rod 41 moves along the guide portion 311 to adapt to the change of the distance between the main shovel 31 and the adapter 22; be provided with spherical groove on the adapter 22, connect bulb 42 rotationally to set up in spherical groove, connect the cooperation of bulb 42 and spherical groove and can guarantee the smooth realization of relative pivoted between connecting piece and the adapter 22, spherical groove simple structure and reliability height. The connecting member 40 is a ball head connecting rod, and due to the characteristics of the ball head structure, the connecting member 40 can adjust the included angle between the wing shovel 30 and the adjusting member 20 along with the expansion and contraction of the adjusting member 20.

In this embodiment, the guide portion 311 is a guide groove, the connecting rod 41 is inserted into the guide groove, and in the process of extending and retracting the adjusting member 20, the connecting rod 41 slides in the guide groove, and the guide groove only needs to be grooved on the main shovel 31, so that the structure is simple, and the cost is low. It is understood that, as an alternative embodiment, the guide part 311 may be a guide tube disposed along the extending direction of the main blade 31, and the connecting rod 41 is movably inserted into the guide tube, so that the relative sliding between the connecting rod 41 and the main blade 31 can be realized.

In this embodiment, the mount 10 includes crossbeam 11 and longeron 12, regulating part 20 is connected with crossbeam 11, wing shovel 30 is connected with longeron 12, the flexible direction of regulating part 20 is parallel with the extending direction of longeron 12, the flexible direction of regulating part 20 is perpendicular with crossbeam 11, the quantity of longeron 12 is two, two longerons 12 set up the both sides at regulating part 20, every longeron 12 is connected with the one end that adapter 22 was kept away from to a wing shovel 30, mount 10 keeps rigid, thereby guarantee at the flexible in-process of regulating part 20, the one end that adapter 22 was kept away from to wing shovel 30 does not take place the displacement in the flexible direction of regulating part 20, in order to realize the angle transform of wing shovel 30.

In this embodiment, regulating part 20 is flexible hydro-cylinder, and flexible hydro-cylinder is comparatively common, at the dozer transform angle in-process, only needs the flexible regulation that can realize through flexible hydro-cylinder, simple structure and easily operation.

The utility model also provides an engineering machine tool, it includes: the blade described above.

In the present embodiment, the construction machine is a bulldozer, an excavator, or the like.

From the above description, it can be seen that the above-mentioned embodiments of the present invention achieve the following technical effects:

1. the angle can be adjusted by driving one telescopic oil cylinder, the structure is simple, and the system control stability is high.

2. The ball head connecting structure can realize linear adjustment of the angle of the dozer blade.

3. The angle of the dozer blade is adjusted according to different working condition requirements, the transformation of three typical structural forms of a peak type, a ' type flat blade structure and a ' V ' type dozer blade is achieved, and the dozer blade has the advantages of being strong in practicability, diversified in functions and capable of improving efficiency quickly.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims

1. A dozer blade, comprising:

a fixed frame (10);

the adjusting piece (20) is arranged on the fixed frame (10) in a telescopic way;

two wing shovels (30), telescopically set up the both sides of regulating part (20), the one end of wing shovel (30) with regulating part (20) rotationally connect, wing shovel (30) are kept away from the one end of regulating part (20) rotationally with mount (10) are connected, the length of wing shovel (30) can be followed the flexible and regulation of regulating part (20).

2. The blade according to claim 1, characterized in that said wing blade (30) comprises a main blade (31) and a mobile blade (32), said mobile blade (32) being slidably connected to said main blade (31), the end of said main blade (31) remote from said mobile blade (32) being hinged to said fixed frame (10), the end of said mobile blade (32) remote from said main blade (31) being hinged to said adjustment member (20).

3. A blade according to claim 2, characterized in that the end of the main blade (31) close to the adjusting member (20) is provided as a cavity in which the moving blade (32) is inserted and adapted to slide.

4. A blade according to claim 2, characterised in that the adjustment member (20) comprises a telescopic part (21) and an adapter (22), the adapter (22) being arranged at the end of the telescopic part (21) remote from the holder (10), the moving blade (32) being articulated with the adapter (22).

5. The blade of claim 4, further comprising: connecting piece (40), connecting piece (40) with main shovel (31) sliding connection, connecting piece (40) are kept away from the one end of main shovel (31) with adapter (22) rotate and are connected.

6. The blade according to claim 5, characterized in that said connection member (40) comprises a connection rod (41) and a connection bulb (42), said main blade (31) being provided with a guide (311) extending in the same direction as the main blade (31), said connection rod (41) being in sliding engagement with said guide (311); the adapter (22) is provided with a spherical groove, and the connecting ball head (42) is rotatably arranged in the spherical groove.

7. Blade according to claim 6, characterized in that the guide (311) is a guide slot in which the connecting rod (41) is inserted.

8. Blade according to any one of claims 1-7, characterized in that the holder (10) comprises a cross beam (11) and a longitudinal beam (12), the adjusting piece (20) being connected to the cross beam (11), the wing blade (30) being connected to the longitudinal beam (12), the telescoping direction of the adjusting piece (20) being parallel to the extension direction of the longitudinal beam (12).

9. A blade according to any one of claims 1-7, characterised in that the adjusting member (20) is a telescopic cylinder.

10. A work machine, comprising: a blade according to any one of claims 1 to 9.