Excavating device for highway subgrade drainage ditch
By installing excavating rollers and soil-cleaning components on the roadbed drainage ditch excavation device, the problems of uneven inner walls and soil accumulation were solved, achieving efficient drainage ditch construction.
Patent Information
- Application Number
- CN202423038081.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-10
- Publication Date
- 2025-10-21
- Estimated Expiration
- 2034-12-10
AI Technical Summary
In existing technologies, the construction equipment for roadbed drainage ditches cannot simultaneously trim the inner wall during excavation, resulting in an uneven inner wall and easy accumulation of soil, which affects construction efficiency and cleaning difficulty.
Design an inverted trapezoidal excavator bucket with digging rollers and cleaning components on both sides. The digging rollers are driven by a motor to trim the inner wall, and the cleaning components use hydraulic telescopic rods and bulldozing lifting plates to achieve automatic cleaning.
It enables the smoothing of the inner wall of the drainage ditch and automatic soil removal, improving construction efficiency and reducing the number of manual repairs and cleanings.
Smart Images
Figure CN223458865U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to road construction technical field especially relates to a kind of for highway subgrade drainage ditch excavating device. BACKGROUND
[0002] When the construction of highway subgrade engineering drainage ditch is carried out, ordinary excavator is usually used to excavate trench, that is, drainage ditch trench is excavated according to design line, and then artificial is used to cooperate with excavator to modify multiple times to achieve design drainage ditch section.
[0003] For example, the patent document with publication number CN218757345U discloses a kind of drainage ditch rapid excavation construction device, including trapezoidal bucket body, support column is fixed in bucket body inside;Limiting rod vertically sliding is provided on the bucket body;The left and right sides of the middle part of the upper end of the bucket body are respectively provided with horizontally sliding connecting part.The utility model has the following advantages compared with prior art: 1) limiting rod that can vertically adjust position is arranged on the bucket body, so that the depth of excavation can be well controlled;2) two horizontally sliding connecting parts can be adjusted according to the width of the connecting arm of excavator.
[0004] The drainage ditch construction device proposed in the above patent document cannot modify the inner wall of drainage ditch while excavating in actual use, so that the inner wall of drainage ditch is not flat enough, and multiple modifications are required to meet the requirements, which affects construction efficiency, and the excavating bucket is not convenient for soil cleaning, and soil is easy to accumulate and block in the excavating bucket, which is not convenient for subsequent excavation work. UTILITY MODEL CONTENT
[0005] The utility model discloses a kind of for highway subgrade drainage ditch excavating device, to realize the above-mentioned purpose, the utility model has adopted the following technical solutions:
[0006] A kind of for highway subgrade drainage ditch excavating device, including excavating bucket, the excavating bucket is inverted trapezoidal structure, the two sides of the excavating bucket are provided with soil digging component, and the soil digging component is used to modify the inner wall of drainage ditch operation;
[0007] The left and right sides of the excavating bucket are provided with the rectangular through hole of position mutual symmetry, the soil digging component includes two limit support blocks fixedly connected to the inner side surface of excavating bucket, the surface of the limit support block is rotatably connected with movable shaft, the surface of the movable shaft is fixedly provided with soil digging roller, the position of the soil digging roller corresponds with the rectangular through hole, and the surface of the soil digging roller is fixedly connected with a plurality of tooth strips;
[0008] The inside of the excavating bucket is provided with soil cleaning component, and the soil cleaning component is used to clean soil in the excavating bucket.
[0009] By setting the soil digging rollers on both sides of the digging bucket, the soil digging rollers can be driven to rotate on the inclined surfaces on both sides of the digging bucket by the driving motor during ditching with the digging bucket, so that the soil inside the ditch can be trimmed by the soil digging rollers.
[0010] In a preferred scheme, the soil pushing and lifting plate is fixedly connected with a linkage push rod on its upper surface, and the top end of the linkage push rod extends to the outside of the digging bucket.
[0011] In a preferred scheme, the back surface of the digging bucket is fixedly provided with a mounting block, the upper surface of the mounting block is fixedly provided with a hydraulic telescopic rod, the telescopic end of the hydraulic telescopic rod is fixedly connected with a linkage plate, the position of the linkage plate corresponds to the linkage push rod, and the top end of the linkage push rod is fixedly connected with the lower surface of the linkage plate.
[0012] By setting the soil pushing and lifting plate inside the digging bucket, the soil pushing and lifting plate can be driven to move upward inside the digging bucket by the hydraulic telescopic rod, so that the soil inside the digging bucket can be extruded, the soil can be pushed out of the digging bucket, and the soil can be scattered by the tooth-shaped strips on the surface of the soil digging rollers, so that the soil can be rotated out of the digging bucket.
[0013] In a preferred scheme, the upper surface of the digging bucket is provided with a guide through hole, the position of the guide through hole corresponds to the linkage push rod, the size of the guide through hole matches the linkage push rod, and the linkage push rod is slidingly connected with the surface of the digging bucket through the guide through hole.
[0014] By setting the guide through hole, the linkage push rod can be guided and limited by the guide through hole.
[0015] In a preferred scheme, the lower surface of the soil pushing and lifting plate is overlapped with the inner bottom wall of the digging bucket, and the soil pushing and lifting plate is located between the two soil digging rollers.
[0016] Through the above technical scheme, the soil at the bottom of the digging bucket can be lifted upward during the upward movement of the soil pushing and lifting plate, so that the two soil digging rollers can scatter and clean the soil.
[0017] In a preferred scheme, the upper surface of the digging bucket is fixedly connected with two driving housings, the inner wall of the driving housing is fixedly provided with a driving motor, the output shaft of the driving motor is fixedly provided with a driving gear, the top end of the movable shaft rod extends into the inside of the driving housing and is fixedly provided with a driven gear, and the driving gear is engaged with the driven gear.
[0018] By setting the driving motor, the driving motor can drive the driving gear and the driven gear to rotate, and then drive the movable shaft rod and the soil digging rollers to rotate.
[0019] In a preferred scheme, the front bottom of the excavating bucket is fixedly connected with a plurality of earth digging blades, and the upper surface of the excavating bucket is fixedly connected with two excavator arm mounting plates.
[0020] As can be seen, the highway roadbed drainage ditch excavating device has the following technical effects.
[0021] Firstly, the two earth digging rollers are arranged on the two sides of the excavating bucket, and the two earth digging rollers are driven to rotate on the inclined surfaces on the two sides of the excavating bucket by the driving motor, so that the two earth digging rollers can be used to trim the inner walls of the two sides of the drainage ditch, the inner walls of the drainage ditch are smooth and flat, and the forming effect of the drainage ditch is improved.
[0022] Secondly, the soil cleaning assembly is arranged in the excavating bucket, the linkage push rod is driven to move upward by the hydraulic telescopic rod in the earth digging process, and the bulldozing lifting plate is driven to move upward in the excavating bucket, so that the soil in the excavating bucket is extruded, the soil can be pushed out of the excavating bucket, the soil can be scattered by the tooth-shaped strips on the surfaces of the two earth digging rollers, the soil can be conveniently rotated out of the excavating bucket, the effect of automatic soil cleaning is achieved, and subsequent earth digging operation is facilitated. BRIEF DESCRIPTION OF DRAWINGS
[0023] Figure 1 The utility model provides a kind of overall structure schematic view for highway roadbed drainage ditch excavating device.
[0024] Figure 2 The utility model provides a kind of front view structure schematic view for highway roadbed drainage ditch excavating device.
[0025] Figure 3 For Figure 2 The utility model provides a kind of overall structure schematic view for highway roadbed drainage ditch excavating device.
[0026] Figure 4 The utility model provides a kind of overall structure schematic view for highway roadbed drainage ditch excavating device.
[0027] Figure 5 The utility model provides a kind of overall structure schematic view for highway roadbed drainage ditch excavating device.
[0028] In the drawing, 1, excavating bucket;2, earth digging assembly;3, rectangular through hole;4, soil cleaning assembly;5, mounting block;6, hydraulic telescopic rod;7, linkage plate;8, drive shell;9, driving motor;10, driving gear;11, driven gear;12, earth digging blade;13, excavator arm mounting plate;
[0029] 201, limiting support block;202, movable shaft;203, earth digging roller;204, tooth-shaped strip;
[0030] 401, bulldozing lifting plate; 402, linkage push rod. DETAILED DESCRIPTION
[0031] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments.
[0032] Referring to Figure 1 A device for excavating a highway subgrade drainage ditch, comprising an excavating bucket 1, the upper surface of the excavating bucket 1 is fixedly connected with two excavator arm mounting plates 13, the excavating bucket 1 is in an inverted trapezoidal structure, both sides of the excavating bucket 1 are provided with a soil digging assembly 2, and the soil digging assembly 2 is used for trimming operation on the inner wall of the drainage ditch.
[0033] The front bottom of the excavating bucket 1 is fixedly connected with a plurality of earth digging spades 12, the earth digging spades 12 are used for digging and spading, and the earth digging effect of the excavating bucket 1 is improved.
[0034] Referring to Figure 3 And Figure 5 In a preferred embodiment, the left and right sides of the excavating bucket 1 are each provided with a rectangular through hole 3 which is symmetrically arranged, the soil digging assembly 2 comprises two limiting support blocks 201 which are fixedly connected to the inner side surface of the excavating bucket 1, the surface of the limiting support block 201 is rotatably connected with an active shaft rod 202, the surface of the active shaft rod 202 is fixedly provided with a soil digging roller 203, the position of the soil digging roller 203 corresponds to the rectangular through hole 3, and the surface of the soil digging roller 203 is fixedly connected with a plurality of toothed strips 204.
[0035] It should be noted that the upper surface of the excavating bucket 1 is fixedly connected with two driving shells 8, the inner wall of the driving shell 8 is fixedly provided with a driving motor 9, the output shaft of the driving motor 9 is fixedly installed with a driving gear 10, the top end of the active shaft rod 202 extends into the inside of the driving shell 8 and is fixedly provided with a driven gear 11, and the driving gear 10 is engaged with the driven gear 11.
[0036] It is worth noting that the two soil digging rollers 203 are arranged on both sides of the excavating bucket 1, the driving motor 9 is used to drive the driving gear 10 to rotate, and then the driven gear 11 and the active shaft rod 202 are driven to rotate, the two soil digging rollers 203 are used to rotate on the inclined surfaces on both sides of the excavating bucket 1, and thus the soil digging rollers 203 are used to trim the inner walls on both sides of the drainage ditch, so that the inner walls of the drainage ditch are smooth and flat, and the forming effect of the drainage ditch is improved.
[0037] The inside of the excavating bucket 1 is provided with a soil cleaning assembly 4, and the soil cleaning assembly 4 is used for cleaning the soil inside the excavating bucket 1.
[0038] Referring to Figure 2 and Figure 4 In a preferred embodiment, the soil cleaning assembly 4 comprises a bulldozing lifting plate 401, the lower surface of the bulldozing lifting plate 401 is in lap joint with the inner bottom wall of the excavating bucket 1, and the bulldozing lifting plate 401 is located between the two soil digging rollers 203, the upper surface of the bulldozing lifting plate 401 is fixedly connected with a linkage push rod 402, and the top end of the linkage push rod 402 extends to the outside of the excavating bucket 1.
[0039] It should be noted that the back surface of the excavating bucket 1 is fixedly provided with a mounting block 5, the upper surface of the mounting block 5 is fixedly provided with a hydraulic telescopic rod 6, the telescopic end of the hydraulic telescopic rod 6 is fixedly connected with a linkage plate 7, the position of the linkage plate 7 corresponds to the linkage push rod 402, and the top end of the linkage push rod 402 is fixedly connected with the lower surface of the linkage plate 7.
[0040] It is worth noting that by providing the soil cleaning assembly 4 in the inside of the excavating bucket 1, during the soil digging process, the linkage plate 7 can be driven to move upward by the hydraulic telescopic rod 6, thereby driving the linkage push rod 402 to move upward, and at the same time driving the bulldozing lifting plate 401 to move upward inside the excavating bucket 1, so as to extrude the soil inside the excavating bucket 1, and the soil can be pushed out of the excavating bucket 1, and at the same time, the soil can be scattered by the rotating soil digging roller 203, so as to facilitate the soil to be rotated out of the excavating bucket 1, thereby realizing the effect of automatic soil cleaning, and facilitating subsequent soil digging operation.
[0041] It should be noted that the upper surface of the excavating bucket 1 is provided with a guide through hole, the position of the guide through hole corresponds to the linkage push rod 402, and the size of the guide through hole matches the linkage push rod 402, and the linkage push rod 402 is in sliding connection with the surface of the excavating bucket 1 through the guide through hole.
[0042] Working principle: in use, first, the excavating bucket 1 is fixedly installed at the end of the excavating arm through the excavating arm mounting plate 13 and the bolt, then the excavating bucket 1 is driven by the excavating arm to perform the ditch digging operation, at the same time, the two soil digging rollers 203 are driven to rotate by the two driving motors 9, the tooth-shaped strip 204 can be driven to rotate by the soil digging roller 203, thereby the inner wall of the ditch can be trimmed, and the bulldozing lifting plate 401 can be driven to move upward inside the excavating bucket 1 by the hydraulic telescopic rod 6, thereby the soil inside the excavating bucket 1 is lifted upward, and the soil is scattered and crushed by the two soil digging rollers 203, so as to facilitate the soil in the excavating bucket 1 to be emptied, facilitate subsequent ditch digging, and help to improve the construction efficiency.
[0043] The above merely describes a preferred embodiment of the present application, and the protection scope of the present application is not limited thereto. The replacement can be a replacement of part of the structure, device, method step, or a complete technical solution. According to the technical solution and the inventive concept of the present application, equivalent replacement or change should be covered in the protection scope of the present application.
Claims
1. A device for excavating a highway roadbed drainage ditch, comprising an excavating bucket (1), characterized in that, The digging bucket (1) is in an inverted trapezoidal structure, both sides of the digging bucket (1) are provided with soil digging assemblies (2) for trimming the inner wall of the drainage ditch; Both sides of the digging bucket (1) are provided with rectangular through holes (3) which are symmetrically arranged, the soil digging assembly (2) comprises two limiting support blocks (201) which are fixedly connected to the inner side surface of the digging bucket (1), the surface of the limiting support block (201) is rotatably connected with an active shaft rod (202), the surface of the active shaft rod (202) is fixedly provided with a soil digging roller (203), the position of the soil digging roller (203) corresponds to the rectangular through hole (3), and the surface of the soil digging roller (203) is fixedly connected with a plurality of tooth-shaped strips (204). The inside of the digging bucket (1) is provided with a soil cleaning assembly (4) for cleaning the soil inside the digging bucket (1).
2. The device for excavating a highway subgrade drainage ditch according to claim 1, wherein The soil cleaning assembly (4) comprises a bulldozing lifting plate (401), and the upper surface of the bulldozing lifting plate (401) is fixedly connected with a linkage push rod (402).
3. A device for excavating a road base drain according to claim 2, wherein, The back of the digging bucket (1) is fixedly provided with a mounting block (5), the upper surface of the mounting block (5) is fixedly provided with a hydraulic telescopic rod (6), the telescopic end of the hydraulic telescopic rod (6) is fixedly connected with a linkage plate (7), the position of the linkage plate (7) corresponds to the linkage push rod (402), and the top end of the linkage push rod (402) is fixedly connected with the lower surface of the linkage plate (7).
4. The device for excavating a highway subgrade drainage ditch according to claim 2, wherein The upper surface of the digging bucket (1) is provided with a guide through hole, the position of the guide through hole corresponds to the linkage push rod (402), the size of the guide through hole matches the linkage push rod (402), and the linkage push rod (402) is slidably connected with the surface of the digging bucket (1) through the guide through hole.
5. The device for excavating a highway subgrade drainage ditch according to claim 2, wherein The lower surface of the bulldozing lifting plate (401) is overlapped with the inner bottom wall of the digging bucket (1), and the bulldozing lifting plate (401) is located between the two soil digging rollers (203).
6. The device for excavating a highway subgrade drainage ditch according to claim 1, wherein The upper surface of the digging bucket (1) is fixedly connected with two drive shells (8), the inner wall of the drive shell (8) is fixedly provided with a drive motor (9), the output shaft of the drive motor (9) is fixedly provided with a drive gear (10), the top end of the active shaft rod (202) extends into the inside of the drive shell (8) and is fixedly provided with a driven gear (11), and the drive gear (10) is engaged with the driven gear (11).
7. The device for excavating a highway subgrade drainage ditch according to claim 1, wherein The front bottom of the digging bucket (1) is fixedly connected with a plurality of earth digging shovel blocks (12), and the upper surface of the digging bucket (1) is fixedly connected with two excavator arm mounting plates (13).