CN219280792U

CN219280792U - Bulldozer for land leveling construction

Info

Publication number: CN219280792U
Application number: CN202320644322.4U
Authority: CN
Inventors: 刘星; 王坚; 梅召峰; 刘加炜; 魏银; 石卉; 吴柯; 杨振龙; 王辉; 靳旭
Original assignee: Sinohydro Engineering Bureau 4 Co Ltd
Current assignee: Sinohydro Engineering Bureau 4 Co Ltd
Priority date: 2023-03-29
Filing date: 2023-03-29
Publication date: 2023-06-30
Anticipated expiration: 2033-03-29

Abstract

The utility model provides a bulldozer for land leveling construction, belongs to the technical field of earthwork equipment, and solves the problem that an existing device can not crush soil blocks while leveling the ground. The bulldozer for the local leveling construction comprises a machine body, wherein a mechanical arm is arranged on the machine body, a pushing shovel is arranged at the other end of the mechanical arm, a rotary drum is connected to the pushing shovel in a rotating mode, a plurality of slices are fixedly connected to the rotary drum, a third chain wheel is fixedly connected to the rotary drum, a first driving assembly is arranged on the pushing shovel, the third chain wheel is connected with the first driving assembly through a first chain, a second driving assembly is arranged on the pushing shovel, a cavity is formed in the front side of the pushing shovel, a soil crushing assembly is arranged in the cavity, the second driving assembly is connected with the soil crushing assembly through a second chain, and the soil crushing assembly is located on the front side of the rotary drum. The utility model has the advantages that the soil blocks are broken while the soil blocks protruding from the ground are shoveled, so that the pits behind the ground shovel are filled effectively by using the soil blocks, and the ground is kept flat.

Description

Bulldozer for land leveling construction

Technical Field

The utility model belongs to the technical field of earthwork equipment, and relates to a bulldozer, in particular to a bulldozer for land leveling construction.

Background

Bulldozers are earthmoving machines capable of excavating, transporting and dumping rock and soil, and have wide application in strip mines, which can be used for auxiliary work as well as main mining work. Bulldozers can be divided into crawler-type and tire-type bulldozers. The crawler dozer has large traction force, strong climbing capacity and low running speed. The tire type bulldozer has high running speed, flexible maneuvering, convenient transportation and transfer, but small traction force, and is suitable for the conditions of frequent change of construction sites and field work. Bulldozers use mechanical drive or hydromechanical drive systems with torque converters, and a few use hydraulic drive systems.

Through searching, for example, chinese patent literature discloses a bulldozer [ application number: 202011246304.8; publication No.: CN 112411649A ]. The device drives the bulldozer to push and scoop earth through the connecting device, and the cylinder and the buffer structure are matched to form pushing force and pushing buffer force, and the support shaft structure assists in micro-overturning the bulldozer to scoop earth.

Although the bulldozer disclosed in the patent can make the bottom of the bulldozer blade level with the ground through adjusting the bottom of the bulldozer blade, then the driving device runs forward, so that the bulldozer blade moves forward, the protruding soil blocks are shoveled off, so that the ground is restored to be level, but the device can not smash the soil blocks while shoveling the ground, so that the device can fill the pits of the ground, and the shoveled soil blocks are accumulated in the bulldozer blade and cannot be effectively utilized.

Disclosure of Invention

The utility model aims to solve the problems in the prior art, and provides a bulldozer for land leveling construction, which aims to solve the technical problems that: how to realize that the soil blocks are broken while the protruding soil blocks on the ground are shoveled off, so that the pits behind the ground shovel are effectively filled by the soil blocks, and the ground is kept flat.

The aim of the utility model can be achieved by the following technical scheme:

the utility model provides a bulldozer is used in land leveling construction, includes the organism, be provided with the arm on the organism, the other end of arm is provided with pushes away the shovel, it is connected with the rotary drum to push away to rotate on the shovel, fixedly connected with is a plurality of section on the rotary drum, fixedly connected with third sprocket on the rotary drum, be provided with first drive assembly on pushing away the shovel, the third sprocket passes through first chain with first drive assembly and is connected, be provided with second drive assembly on pushing away the shovel, the cavity has been seted up to the front side of pushing away the shovel, be provided with the hack subassembly in the cavity, second drive assembly with the hack subassembly passes through the second chain and is connected, the hack subassembly is located the front side of rotary drum.

The working principle of the utility model is as follows: when pushing away the ground, through controlling the organism, drive arm drives and pushes away the shovel for push away shovel and ground laminating, start first drive assembly afterwards, drive the third sprocket through first chain and rotate, the third sprocket drives the rotary drum and rotates, start second drive assembly, drive the hack subassembly, then control the organism drive arrangement and travel forward, the hack subassembly breaks the protruding clod of ground, scatter in ground, great clod is smashed the bottom by the hack subassembly after, roll into and push away the shovel, broken by the section on the pivoted rotary drum, scatter subaerial after being shoveled, fill the pothole, make ground repaired and leveled.

The first driving assembly comprises a first motor fixedly connected to the push shovel, a first sprocket is fixedly connected to the output shaft end of the first motor, and the first sprocket is connected with the third sprocket through a first chain.

By adopting the structure, the first motor can be started to drive the first sprocket to rotate, the first sprocket drives the third sprocket to rotate through the first chain, so that the rotary drum is driven to rotate, the large-size soil blocks of the push shovel are broken, the hollow on the ground can be filled conveniently, and the ground can be restored to be smooth.

The soil crushing assembly comprises two fourth chain wheels which are rotationally connected in the cavity, the two fourth chain wheels are connected through a third chain, a plurality of soil crushing cutters are fixedly connected to the third chain, one of the fourth chain wheels is fixedly connected with a fifth chain wheel, an empty slot is formed in the left side of the pushing shovel, the empty slot is communicated with the cavity, the fifth chain wheel is connected with the second driving assembly through a second chain, and the second chain is located inside the empty slot.

By adopting the structure, during operation, the second driving assembly is started to drive the fifth chain wheel to rotate through the second chain, the fifth chain wheel drives the fourth chain wheel to rotate, and the third chain drives the other fourth chain wheel to rotate together with the third chain, so that the small-size soil blocks protruding on the ground are smashed in the running process of the device, the bottoms of the large-size soil blocks are smashed, the large-size soil blocks roll into the pushing shovel to be smashed by the rotary drum, the cleaning of the protruding soil blocks on the ground is effectively realized, and the leveling of the ground is ensured.

The second driving assembly comprises a second motor fixedly connected to the push shovel, a second chain wheel is fixedly connected to the output shaft end of the second motor, and the second chain wheel is connected with the fifth chain wheel through a second chain.

By adopting the structure, the second motor can be started to drive the second chain wheel to rotate, the second chain wheel drives the fifth chain wheel to rotate through the second chain, and the fifth chain wheel drives the fourth chain wheel to rotate, so that the third chain and the soil crushing cutter are driven to rotate, small-volume raised soil blocks on the ground are crushed, and the bottoms of the soil blocks with larger crushing volumes are crushed, so that the soil blocks roll into the pushing shovel to be crushed by the rotary drum, the hollow ground is filled conveniently, and the ground is level and smooth.

The plurality of slices are obliquely and uniformly distributed on the rotary drum, and the inclination angles of two adjacent slices are different.

By adopting the structure, the soil blocks with larger volumes can be scattered to the periphery after being sliced and cut, and fall on the ground, so that the hollow ground is filled, and the ground is restored to be smooth.

The push shovel is provided with a soil falling opening, and the soil falling opening is positioned at the rear side of the rotary drum.

By adopting the structure, the minced soil blocks are discharged out of the push shovel through the soil falling opening under the pushing of the rotating rotary drum and are scattered on the ground, so that the pits on the ground are filled, and the ground is restored to be smooth.

And a shade is fixedly connected to the pushing shovel and is positioned above the first motor, the third sprocket and the second motor.

By adopting the structure, when the device bulldozes and crushes soil blocks, the first motor, the third chain wheel and the second motor are shielded, and the fallen crushed soil or sundries are prevented from being crushed.

Compared with the prior art, the bulldozer for the local leveling construction has the following advantages:

1. when pushing away the ground, through controlling the organism, drive arm for push away shovel and ground laminating, start second drive assembly and drive the rotation of fifth sprocket through the second chain, drive the rotation of fourth sprocket simultaneously, and drive another fourth sprocket through the third chain and rotate together, a plurality of hack knives are along with the third chain, travel the in-process at the device, smash subaerial bellied little volume clod, smash the clod bottom that the volume is great, make it roll into and push away in the shovel by the rotary drum smashing, effectually realized the clearance to the protruding clod in ground, guaranteed the leveling on ground.

2. When pushing away the ground, start first drive assembly, make the third sprocket drive rotary drum rotate through first chain, start second drive assembly, drive the hack subassembly, then control organism drive arrangement and travel forward, the hack subassembly breaks the protruding soil block in ground, scatter in ground, great soil block is smashed the bottom by the hack subassembly after, roll into and push away the shovel, the section on the pivoted rotary drum is smashed, the dispersion is subaerial after being shoveled, fill the pothole for ground is repaired and is leveled.

3. The crushed soil blocks are discharged out of the push shovel through the soil falling opening and scattered on the ground, so that pits on the ground are filled, and the ground is restored to be smooth.

Drawings

Fig. 1 is a first perspective view of the present utility model.

Fig. 2 is a second perspective view of the present utility model.

Fig. 3 is a schematic perspective view of the soil breaking assembly according to the present utility model.

Fig. 4 is a partial enlarged view at a in fig. 1.

Fig. 5 is a partial enlarged view at B in fig. 2.

Fig. 6 is a partial enlarged view at C in fig. 3.

In the figure, 1, a machine body; 2. pushing shovel; 3. a first motor; 4. a first sprocket; 5. a first chain; 6. a second motor; 7. a second sprocket; 8. a second chain; 9. a rotating drum; 10. slicing; 11. a third sprocket; 12. a fourth sprocket; 13. a third chain; 14. a fifth sprocket; 15. a soil falling port; 16. a soil crushing knife; 17. a mask; 18. and (5) a mechanical arm.

Detailed Description

The following are specific embodiments of the present utility model and the technical solutions of the present utility model will be further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments.

As shown in fig. 1-6, the bulldozer for the soil leveling construction comprises a machine body 1, be provided with arm 18 on the organism 1, the other end of arm 18 is provided with and pushes away shovel 2, push away shovel 2 and go up to rotate and be connected with rotary drum 9, fixedly connected with a plurality of sections 10 on rotary drum 9, fixedly connected with third sprocket 11 on rotary drum 9, be provided with first drive assembly on push away shovel 2, third sprocket 11 is connected through first chain 5 with first drive assembly, be provided with second drive assembly on push away shovel 2, the cavity has been seted up to push away the front side of shovel 2, be provided with the hack subassembly in the cavity, second drive assembly is connected through second chain 8 with the hack subassembly, the hack subassembly is located the front side of rotary drum 9, in this embodiment, drive arm 18 drives push away shovel 2 through controlling the organism, make push away shovel 2 and laminating with the ground, then start first drive assembly, drive third sprocket 11 through first chain 11 rotates, third sprocket 11 drives rotary drum 9 and starts second drive assembly, then drive assembly drives the device and passes through first chain 5 and is provided with second drive assembly, the back piece is broken up to be broken up to the piece, the back is broken up to the ground is broken, the back is broken to the piece is broken, the ground is broken, is broken down to the ground is broken, the ground is broken down to the ground is filled up, the ground is broken down, the ground is ground, is ground to be broken down, and has been broken down.

The first drive assembly includes fixed connection on pushing away shovel 2 first motor 3, the output axle head fixedly connected with first sprocket 4 of first motor 3, first sprocket 4 is connected through first chain 5 with third sprocket 11, in this embodiment, through starting first motor 3, drive first sprocket 4 and rotate, first sprocket 4 drives third sprocket 11 through first chain 5 and rotates, thereby drive rotary drum 9 and rotate, smash the great soil block of volume of roll-in pushing away shovel 2, be convenient for fill the pothole on ground, make the ground resume and level.

The soil breaking assembly comprises two fourth chain wheels 12 which are rotationally connected in a cavity, the two fourth chain wheels 12 are connected through a third chain 13, a plurality of soil breaking knives 16 are fixedly connected to the third chain 13, a fifth chain wheel 14 is fixedly connected to one fourth chain wheel 12, a hollow groove is formed in the left side of the push shovel 2 and is connected with the cavity, the fifth chain wheel 14 is connected with the second driving assembly through a second chain 8, the second chain 8 is located in the hollow groove, in the embodiment, the second driving assembly is started to drive the fifth chain wheel 14 to rotate through the second chain 8, the fifth chain wheel 14 drives the fourth chain wheel 12 to rotate, and the other fourth chain wheel 12 is driven to rotate through the third chain 13, a plurality of soil breaking knives 16 rotate along with the third chain 13, in the driving process of the device, small-size soil blocks protruding on the ground are broken, the bottoms of the large-size soil blocks are rolled into the push shovel 2 and broken by the rotary drum 9, the cleaning of the protruding soil blocks on the ground is effectively realized, and the ground is guaranteed to be level.

The second driving assembly comprises a second motor 6 fixedly connected to the push shovel 2, a second chain wheel 7 is fixedly connected to the output shaft end of the second motor 6, the second chain wheel 7 is connected with a fifth chain wheel 14 through a second chain 8, in the embodiment, the second chain wheel 7 is driven to rotate by starting the second motor 6, the second chain wheel 7 drives the fifth chain wheel 14 to rotate through the second chain 8, the fifth chain wheel 14 drives a fourth chain wheel 12 to rotate, so that a third chain 13 and a soil crushing cutter 16 are driven to rotate, small-volume soil blocks protruding on the ground are crushed, and the bottoms of the soil blocks with larger crushing volumes roll into the push shovel 2 to be crushed by the rotary drum 9, so that the hollow ground is filled conveniently, and the ground is restored to be flat.

The plurality of slices 10 are uniformly distributed on the rotary drum 9 in an inclined manner, and the inclination angles of two adjacent slices 10 are different, so that in the embodiment, the large-volume soil blocks are scattered around after being cut by the slices 10 and fall on the ground, so that the hollow ground is filled, and the ground is restored to be flat.

The push shovel 2 is provided with a soil falling opening 15, the soil falling opening 15 is positioned at the rear side of the rotary drum 9, in the embodiment, the minced soil blocks are pushed by the rotary drum 9 to be discharged out of the push shovel 2 through the soil falling opening 15 and scattered on the ground, and the pits on the ground are filled, so that the ground is restored to be smooth.

The pushing shovel 2 is fixedly connected with a shade 17, and the shade 17 is located above the first motor 3, the third sprocket 11 and the second motor 6, and in this embodiment, when the soil block is pushed and crushed by the device, the first motor, the third sprocket and the second motor are shielded, so that the fallen crushed soil or sundries are prevented from being crushed and damaged.

The working principle of the utility model is that the mechanical arm 18 is driven to drive the push shovel 2 through controlling the machine body, so that the push shovel 2 is attached to the ground, then the first driving component is started, the third chain wheel 11 is driven by the first chain 5 to rotate, the rotary drum 9 is driven by the third chain wheel 11 to rotate, the second driving component is started, the soil breaking component is driven to drive the soil breaking component to drive the machine body driving device to run forwards, the soil breaking component breaks up the ground protruding soil blocks and is scattered on the ground, the larger soil blocks are crushed by the soil breaking component to roll into the push shovel, the cut pieces 10 on the rotary drum 9 are broken and dispersed on the ground after being shoveled, pits are filled, so that the ground is repaired and leveled, the first chain wheel 4 is driven to rotate through starting the first motor 3, the first chain wheel 4 is driven by the first chain 5, the third chain wheel 11 is driven by the rotary drum 9 to rotate, the break soil blocks with larger volumes of the push shovel 2 are broken, so that the pits on the ground are filled conveniently, the ground is restored to be leveled, the second driving component is driven by the second chain wheel 8 to drive the fifth chain wheel 14 to rotate, the fifth chain wheel 14 is driven by the fourth chain wheel 12 to drive the fourth chain wheel 12 to roll, the fourth chain wheel 13 is driven by the second chain wheel 14 to drive the second chain wheel 13 to rotate, the second chain wheel 13 is driven by the second chain 7 to rotate, the second chain wheel 7 is enabled to be leveled, the ground is driven by the second chain 7 to rotate, and the second chain wheel is driven by the second chain wheel 7 to rotate, and the second chain is rotated to be leveled, and the ground is rotated by the ground, and the ground is rotated through the second chain is rotated, and the ground is leveled, and the ground is rotated by the ground, and turned, and thereby the ground is rotated, and is turned and is turned to be leveled and turned, and turned by the ground, the small-volume soil blocks protruding on the ground are crushed, and the bottoms of the soil blocks with larger crushing volumes are rolled into the push shovel 2 to be crushed by the rotary drum 9, so that the hollow ground is filled conveniently, the ground is restored to be smooth, the crushed soil blocks are discharged out of the push shovel 2 through the soil falling opening 15 under the pushing of the rotary drum 9, and the crushed soil blocks are scattered on the ground to fill the hollow on the ground, so that the ground is restored to be smooth.

To sum up, smash the bellied little volume soil block of subaerial through the hack subassembly, smash the great soil block of volume through the rotary drum, scatter the soil block of smashing in ground through the falling soil mouth, fill the pothole ground for the ground resumes to be leveled.

The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.

Claims

1. The utility model provides a bulldozer for soil horizon construction, includes organism (1), its characterized in that, be provided with arm (18) on organism (1), the other end of arm (18) is provided with and pushes away shovel (2), it is connected with rotary drum (9) to push away on shovel (2) rotation, fixedly connected with section (10) on rotary drum (9), fixedly connected with third sprocket (11) on rotary drum (9), it is provided with first drive assembly on shovel (2) to push away, third sprocket (11) are connected through first chain (5) with first drive assembly, be provided with second drive assembly on shovel (2), the cavity has been seted up to the front side of shovel (2), be provided with the hack subassembly in the cavity, second drive assembly with the hack subassembly is connected through second chain (8), the hack subassembly is located the front side of rotary drum (9).

2. The bulldozer for land leveling construction according to claim 1, wherein said first driving assembly includes a first motor (3) fixedly connected to said shovel (2), a first sprocket (4) is fixedly connected to an output shaft end of said first motor (3), and said first sprocket (4) is connected to said third sprocket (11) through a first chain (5).

3. The bulldozer for land leveling construction according to claim 2, wherein said soil breaking assembly comprises two fourth sprockets (12) rotatably connected in said cavity, said two fourth sprockets (12) are connected by a third chain (13), said third chain (13) is fixedly connected with a plurality of soil breaking knives (16), one of said fourth sprockets (12) is fixedly connected with a fifth sprocket (14), an empty slot is provided on the left side of said shovel (2), said empty slot is in communication with said cavity, said fifth sprocket (14) is connected with said second driving assembly by a second chain (8), and said second chain (8) is located in said empty slot.

4. A bulldozer for land leveling construction according to claim 3, in which said second driving assembly comprises a second motor (6) fixedly connected to said blade (2), a second sprocket (7) is fixedly connected to an output shaft end of said second motor (6), and said second sprocket (7) is connected to said fifth sprocket (14) by a second chain (8).

5. A bulldozer for land leveling construction as claimed in claim 4, wherein a plurality of said cut pieces (10) are uniformly distributed on said drum (9) with inclination angles of adjacent two cut pieces (10) being different.

6. The bulldozer for land leveling construction according to claim 5, wherein said blade (2) is provided with a soil-dropping opening (15), said soil-dropping opening (15) being located at the rear side of said drum (9).

7. The bulldozer for land leveling construction according to claim 6, wherein a shade (17) is fixedly connected to said shovel (2), said shade (17) being located above said first motor (3), said third sprocket (11) and said second motor (6).