CN214143860U - Bulldozer for forest work - Google Patents

Abstract

The utility model belongs to the technical field of the engineering machine tool technique and specifically relates to a field operation bull-dozer, including spiller assembly (1), bull-dozer host computer (2), device (3) loosens the soil, the rear end lower part of spiller assembly (1) through lower ear seat (4) with the chassis front end activity of bull-dozer host computer (2) is articulated, the front end activity of upper ear seat (5) and a swing span (6) is passed through in the rear end upper portion of spiller assembly (1) is articulated, actuating cylinder (8) are by the hydraulic system control on bull-dozer host computer (2), install through rear mounting bracket (9) device (3) loosens the soil the rear end of bull-dozer host computer (2). The shovel blade of this structure has each tooth piece, agitator have sharp-pointed hedge tooth, can realize the carding work of shallow earth's surface, effectively promote bull-dozer product operating efficiency under the forest field operating mode.

Description

Bulldozer for forest work

Technical Field

The utility model belongs to the technical field of the engineering machine tool technique and specifically relates to a bulldozer for forest field operation.

Background

At present, a bulldozer is widely applied to a shovel transport machine by virtue of a high-quality and high-efficiency operation mode of the bulldozer. However, under some special conditions, such as leveling forest lands and shrubs, the problem of difficulty in cleaning branches and weeds is often encountered, and the use efficiency of the bulldozer is greatly limited.

The main reason is that the bulldozer directly cuts into the ground to carry out the shoveling and the pushing of the work object through the blade (the blade is arranged in front of the bulldozer, and the blade cuts into the work object to carry out the shoveling and the pushing of the work object during the operation) during the operation of the bulldozer, however, the blade edge of the blade of the bulldozer is mostly flat, and the separation of roots, piles, ground branches and poles of plants such as shrubs, trees and vines in shallow strata from the soil cannot be realized during the operation of the forest land.

At the moment, even if the digging is carried out by depending on a scarifier at the rear part (the scarifier is hung at the tail part of a bulldozer frame and is matched with a shovel blade, and mainly pre-loosening or chiseling solid soil and rock stratum so as to improve the shoveling efficiency and perfect the operation capability of the bulldozer), the roots and piles of the plants such as the overturned shrubs, trees, vines and the like still need to be picked up manually, so that the labor and the working time are consumed, and the operation efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model provides a solve one of above-mentioned technical problem, provide a field operation bull-dozer, its spiller has each tooth piece (12), agitator have sharp-pointed hedge tooth, can be competent in the carding work of shallow earth's surface, promote bull-dozer equipment in woodland occasion operating efficiency, the technical scheme who adopts is: a bulldozer for forestry operation comprises a blade assembly (1), a bulldozer main body (2) and a soil loosening device (3), wherein the lower part of the rear end of the blade assembly (1) is movably hinged with the front end of a chassis of the bulldozer main body (2) through a lower lug seat (4), the upper part of the rear end of the blade assembly (1) is movably hinged with the front end of a swing frame (6) through an upper lug seat (5), the rear end of the swing frame (6) is movably hinged with a fixed lug seat (7) at the top of the front end of the chassis of the bulldozer main body (2), a driving oil cylinder (8) is arranged above the swing frame (6), a piston rod of the driving oil cylinder (8) is movably hinged with the middle section of the rear side of the blade assembly (1), the cylinder body of the driving oil cylinder (8) is movably hinged with the upper part of the bulldozer main body (2), and the driving oil cylinder (8) is controlled by a hydraulic system on the bulldozer main body (2), the soil loosening device (3) is installed at the rear end of the bulldozer main engine (2) through a rear installation frame (9).

The shovel blade assembly (1) is installed through preceding mounting bracket the front end of bull-dozer host computer (2) shovel blade assembly (1) is used for realizing combing branch, weeds etc. for the first time, the device (3) that loosens the soil is used for realizing accomplishing the secondary clearance and the powerful various obstacles of sweeping on the woodland road to branch, weeds.

Preferably, spiller assembly (1) includes tool bit (11), tooth piece (12), sword angle (13), fixed weld respectively on the rear end face of tool bit (11) go up ear seat (5) lower ear seat (4) the front side bottom both ends of tool bit (11) fixed mounting respectively have one sword angle (13), two between sword angle (13) lateral wall bottom is followed its length direction interval fixed mounting and is had a plurality of before tool bit (11) tooth piece (12).

Preferably, each tooth block (12) and each cutting corner (13) are fixed to the cutter head (11) by means of removable fasteners.

The tooth blocks (12) are arranged at intervals along the length direction of the scraper knife assembly, and the installation quantity and the interval can be selected according to the length of the knife head and different working conditions.

Preferably, each of the blocks (12) is a plate with a wide upper end and a narrow lower end, and the lower end of the plate is inclined forwards.

The upper end of the tooth block (12) is installed on the cutter head (11) through a fastener, and the installation position of the tooth block is consistent with that of a conventional blade.

Preferably, the lower end surface of each tooth block (12) is lower than the lower end surface of the knife angle (13).

Can ensure that the scraper knife can be firstly contacted with the operation object when in work.

Preferably, the soil loosening device (3) comprises a plurality of connecting frames (31) arranged on a rear mounting frame (9) at the rear end of the bulldozer main frame (2), and further comprises a rack bar (32), a connecting plate (33) and hedge teeth (34); at both ends the bottom of link (31) respectively fixed mounting have one ratch (32), ratch (32) present the crotch type towards the rear and fix through round pin hub connection on link (31), the fixed mode of ratch (32) is the same with conventional ripper ratch, two link plate (33) through a setting in its bottom rear side between ratch (32) link firmly link plate (33) of its bottom rear side link plate (33)'s top is along its length direction interval fixed mounting have a plurality of hedgerow tooth (34).

The number and the spacing of the welding of the hedge teeth (34) can be selected according to the width of the soil loosening device and different working conditions.

Preferably, a fixing plate (35) is fixedly mounted on the rear upper side wall of each of the two rack bars (32), and two ends of an iron chain (37) are fixedly mounted on the fixing plates (35) at corresponding positions.

The fixing plate (35) is welded on the rack bar (32), a hanging hole is formed in the position, facing the outer side of the vehicle body, of the fixing plate, two ends of the iron chain (37) are hung on the hanging holes of the fixing plate (35) on two sides respectively, and when the soil loosening device (3) moves forwards, the iron chain (37) is used for dragging the ground to work, and branches buried under the ground are pulled out.

Preferably, a plough tooth (36) is fixedly arranged on the front lower side wall of each toothed bar (32).

The plow teeth (36) are plates with wide upper parts and narrow lower parts, the upper ends of the plow teeth are welded on the non-bent sides of the two rack bars (32), the lower ends of the plow teeth point to the lower part of the ripping device, and the lower end surfaces of the plow teeth (36) are lower than the lower end surfaces of the connecting plates (33) after welding, so that the plow teeth can be firstly contacted with a working object when the ripper works.

Preferably, each of the fence teeth (34) is a plate with a narrow top and a wide bottom.

The tooth bar (32), the connecting plate (33) and the fence teeth (34) are structurally combined to form a fence structure behind the soil loosening device.

The beneficial effects of the utility model are embodied in:

1. the shovel blade of this structure has each tooth piece, agitator have sharp-pointed hedge tooth, can realize the carding work of shallow earth's surface, effectively promote bull-dozer product operating efficiency under the forest field operating mode.

2. The front tooth blocks of the structure are common plate structures, and the rear soil loosening device is of a frame structure formed by welding steel plates, and is simple in structure, easy to implement and low in cost.

3. The installation of each tooth piece of this structure is unanimous with conventional blade, and the installation of ratch is unanimous with conventional agitator ratch, and the interchangeability and the commonality of product are strong.

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 technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or components are generally identified by like reference numerals. In the drawings, elements or components are not necessarily drawn to scale.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the blade assembly of the present invention.

Fig. 3 is a schematic structural view of the soil loosening device of the present invention.

In the figure, 1, a scraper knife assembly; 2. a bulldozer main engine; 3. a soil loosening device; 4. a lower ear seat; 5. an upper ear seat; 6. a swing frame; 7. fixing the ear seat; 8. a driving oil cylinder; 9. a rear mounting frame; 11. A cutter head; 12. a tooth block; 13. a knife angle; 31. A connecting frame; 32. a rack bar; 33. connecting plates; 34. fence teeth; 35. a fixing plate; 36. ploughing teeth; 37. an iron chain.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

As shown in fig. 1-3, a bulldozer for forestry operation comprises a blade assembly 1, a bulldozer main body 2, a ripping device 3, the lower part of the rear end of the scraper knife assembly 1 is movably hinged with the front end of the chassis of the main unit 2 of the bulldozer through a lower ear seat 4, the upper part of the rear end of the scraper knife assembly 1 is movably hinged with the front end of a swing frame 6 through an upper ear seat 5, the rear end of the swing frame 6 is movably hinged with a fixed ear seat 7 at the top of the front end of the chassis of the main unit 2 of the bulldozer, a driving oil cylinder 8 is arranged above the swing frame 6, a piston rod of the driving oil cylinder 8 is movably hinged with the middle section of the rear side of the scraper knife assembly 1, the soil loosening device is characterized in that a cylinder body of the driving oil cylinder 8 is movably hinged to the upper portion of the main bulldozer body 2, the driving oil cylinder 8 is controlled by a hydraulic system on the main bulldozer body 2, and the soil loosening device 3 is installed at the rear end of the main bulldozer body 2 through a rear installation frame 9.

The shovel blade assembly 1 is installed through preceding mounting bracket the front end of bulldozer host computer 2, shovel blade assembly 1 is used for realizing combing branch, weeds etc. for the first time, the device that loosens the soil 3 is used for realizing accomplishing the secondary clearance and powerfully sweeping various obstacles on the woodland road to branch, weeds.

Preferably, the scraper knife assembly 1 includes tool bit 11, tooth piece 12, sword angle 13, fixed weld respectively on the rear end face of tool bit 11 go up ear seat 5 ear seat 4 down the front side bottom both ends of tool bit 11 fixed mounting respectively have one sword angle 13, two between the sword angle 13 11 preceding lateral wall bottom is followed its length direction interval fixed mounting and is had a plurality of tooth piece 12.

Preferably, each of the tooth blocks 12 and each of the rake angles 13 are secured to the cutter head 11 by removable fasteners.

The tooth blocks 12 are arranged at intervals along the length direction of the scraper knife assembly, and the installation number and the interval can be selected according to the length of a cutter head and different working conditions.

Preferably, each of the blocks 12 is a plate material with a wide upper end and a narrow lower end, and the lower end of the plate material is inclined forwards.

The upper end of the tooth block 12 is mounted on the cutter head 11 by a fastener in a position consistent with that of a conventional blade.

Preferably, the lower end surface of each tooth block 12 is lower than the lower end surface of the knife angle 13.

Can ensure that the scraper knife can be firstly contacted with the operation object when in work.

Preferably, the ripping device 3 includes a plurality of connecting frames 31 mounted on the rear mounting frame 9 at the rear end of the bulldozer main frame 2, and further includes a rack bar 32, a connecting plate 33, and fence teeth 34; the bottom of link 31 at both ends respectively fixed mounting have one ratch 32, ratch 32 presents the crotch type towards the rear and fixes through the round pin hub connection on the link 31, ratch 32's fixed mode is the same with conventional ripper ratch, two link 33 through a setting in its bottom rear side between the ratch 32 links firmly link the top of link 33 is along its length direction interval fixed mounting have a plurality of hedge tooth 34.

The number and the spacing of the welding can be selected according to the width of the soil loosening device and different working conditions.

Preferably, a fixing plate 35 is fixedly mounted on each of rear upper side walls of the two rack bars 32, and both ends of an iron chain 37 are fixedly mounted on the fixing plates 35 at corresponding positions.

The fixing plate 35 is welded on the rack 32, hanging holes are formed in the position, facing the outer side of the vehicle body, of the fixing plate, two ends of the iron chain 37 are respectively hung on the hanging holes of the fixing plate 35 on two sides, and when the soil loosening device 3 moves forwards, the iron chain 37 is used for dragging the ground to work, and branches buried under the ground are pulled out.

Preferably, a plow tooth 36 is fixedly mounted on the front lower side wall of each of the two rack bars 32.

The plow tooth 36 is a plate with a wide upper part and a narrow lower part, the upper end of the plow tooth is welded on the non-bent sides of the two rack bars 32, the lower end of the plow tooth points to the lower part of the scarifier, and the lower end surface of the plow tooth 36 is lower than the lower end surface of the connecting plate 33 after welding, so that the plow tooth can be firstly contacted with a working object when the scarifier works.

Preferably, each of the fence teeth 34 is a plate material with a narrow top and a wide bottom.

The toothed bar 32, the connecting plate 33 and the fence teeth 34 are structurally combined to form a fence structure behind the soil loosening device.

During operation, branches, weeds and the like are combed for the first time through the tooth blocks 12 on the shovel blade assembly 1, and then plough teeth and a fence structure on the soil loosening device are combined to perform secondary cleaning on the branches, the weeds and the like.

The bulldozer moves forward, and the iron chain 37 hung at the rear part of the soil loosening device 3 drags the ground to pull out branches buried under the ground, so that the three-time cleaning of sundries is realized. In order to achieve a wide range of cleaning operations, the iron chain 37 may also be arranged on two bulldozers, operating in combination.

Referring to fig. 1, aiming at the operation characteristics of the forest land operation mainly including combing, the invention provides a working device for the forest land operation and a bulldozer, which mainly comprise a scraper assembly 1, a bulldozer main machine 2 and a soil loosening device 3. Each tooth block 12 on the shovel blade assembly 1 cooperates with the soil loosening device 3 to form a fence structure, and then the shovel blade assembly 1 is cleaned of branches, weeds and the like again, and meanwhile, iron chains can be hung on two sides of the soil loosening device in a buckling mode, so that the branches buried under the ground are pulled out when the bulldozer moves forwards, three-time cleaning of sundries is achieved, and various obstacles on the roads of the forest land are cleaned powerfully.

Referring to fig. 2, a shovel blade assembly 1 for forest work mainly comprises a blade head 11, a tooth block 12 and a blade angle 13. The tooth block 12 and the rake 13 are secured to the cutter head 11 by fasteners. The tooth block 12 is a plate structure with a wide upper part and a narrow lower part, the lower end of the tooth block points to the lower part of the scraper knife, the upper end of the tooth block is installed on the cutter head 11 through a fastener, and the installation position of the tooth block is consistent with that of a conventional blade. The lower end surface of the mounted tooth block 12 is lower than the lower end surface of the cutter angle 13, so that the blade can be firstly contacted with a working object when the blade works. The tooth blocks 12 are arranged at intervals along the length direction of the scraper knife, and the installation number and the interval can be selected according to the length of the scraper knife head and different working conditions.

Referring to fig. 3, a ripping device 3 for working in a field is mainly composed of a connecting frame 31, a rack bar 32, a connecting plate 33, fence teeth 34, a fixing plate 35, plough teeth 36 and an iron chain 37.

The rack bar 32 is of a hook type and is fixed on the connecting frame 31 through pin connection in the same way as the rack bar of a conventional ripper, and the hook side of the fixed rack bar faces the rear of the vehicle body.

The link plate 33 is a flat plate welded below the rack bar 32, and connects the 2 rack bars 32. The fence teeth 34 are plates with narrow top and wide bottom, the lower ends of the fence teeth are welded on the connecting plate 33, and the number and the spacing of the welding can be selected according to the width of the soil loosening device and different working conditions. The toothed bar 32, the connecting plate 33 and the fence teeth 34 are combined to form a fence structure behind the soil loosening device.

The plow tooth 36 is a plate with a wide upper part and a narrow lower part, the upper end of the plow tooth is welded on the non-bent side of the rack bar 32, the lower end of the plow tooth points to the lower part of the scarifier, and the lower end surface of the plow tooth 36 is lower than the lower end surface of the connecting plate 33 after welding, so that the plow tooth can be firstly contacted with a working object when the scarifier works. The fixing plate 35 is welded to the rack bar 32, and a hanging hole is provided in the fixing plate in a direction toward the outside of the vehicle body.

Two ends of the iron chain 37 are respectively hung on the hanging holes of the fixing plates 35 at two sides, and when the scarifier moves forwards, the iron chain 37 drags the ground to pull out branches buried under the ground.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification; to those skilled in the art, any alternative improvements or changes made to the embodiments of the present invention are all within the scope of the present invention.

The parts of the present invention not described in detail are the known techniques of those skilled in the art.

Claims (9)

1. A kind of forest work bulldozer, characterized by: the soil loosening device comprises a scraper knife assembly (1), a bulldozer main machine (2) and a soil loosening device (3), wherein the lower part of the rear end of the scraper knife assembly (1) is movably hinged with the front end of a chassis of the bulldozer main machine (2) through a lower lug seat (4), the upper part of the rear end of the scraper knife assembly (1) is movably hinged with the front end of a swing frame (6) through an upper lug seat (5), the rear end of the swing frame (6) is movably hinged with a fixed lug seat (7) at the top of the front end of the chassis of the bulldozer main machine (2), a driving oil cylinder (8) is arranged above the swing frame (6), a piston rod of the driving oil cylinder (8) is movably hinged with the middle section of the rear side of the scraper knife assembly (1), the cylinder body of the driving oil cylinder (8) is movably hinged with the upper part of the bulldozer main machine (2), and the driving oil cylinder (8) is controlled by a hydraulic system on the bulldozer main machine (2), the soil loosening device (3) is installed at the rear end of the bulldozer main engine (2) through a rear installation frame (9).

2. The bulldozer for forest work according to claim 1, wherein: shovel sword assembly (1) includes tool bit (11), tooth piece (12), sword angle (13), fixed welding respectively has on the rear end face of tool bit (11) go up ear seat (5) lower ear seat (4) the front side bottom both ends of tool bit (11) fixed mounting respectively have one sword angle (13), two between sword angle (13) lateral wall bottom has a plurality of along its length direction interval fixed mounting before tool bit (11) tooth piece (12).

3. The bulldozer for forest work according to claim 2, wherein: each tooth block (12) and each knife angle (13) are fixed on the cutter head (11) through detachable fasteners.

4. A dozer for use in forestry operations as claimed in claim 3, wherein: each tooth block (12) is a plate with a wide upper part and a narrow lower part, and the lower end of the plate inclines forwards.

5. The bulldozer for forest work according to claim 4, wherein: the lower end face of each tooth block (12) is lower than the lower end face of the knife angle (13).

6. The bulldozer for forest work according to claim 5, wherein: the soil loosening device (3) comprises a plurality of connecting frames (31) arranged on a rear mounting frame (9) at the rear end of the bulldozer main frame (2), and also comprises a rack bar (32), a connecting plate (33) and hedge teeth (34); the bottom of link (31) at both ends respectively fixed mounting have one ratch (32), ratch (32) present the crotch type towards the rear and fix through the round pin hub connection on link (31), two link (33) through setting up at its bottom rear side between ratch (32) link the top of linking board (33) along its length direction interval fixed mounting have a plurality of hedge tooth (34).

7. The bulldozer for forest work according to claim 6, wherein: and the side walls of the upper parts of the rear sides of the two toothed bars (32) are respectively and fixedly provided with a fixing plate (35), and the two ends of an iron chain (37) are respectively and fixedly arranged on the fixing plates (35) at the corresponding positions.

8. The bulldozer for forest work according to claim 7, wherein: the side walls of the lower parts of the front sides of the two rack bars (32) are respectively and fixedly provided with a plough tooth (36).

9. The bulldozer for forest work according to claim 8, wherein: each hedge tooth (34) is a plate with a narrow top and a wide bottom.

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