CN112049160A - Low-disturbance fast construction back-shoveling type excavator - Google Patents
Low-disturbance fast construction back-shoveling type excavator Download PDFInfo
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- CN112049160A CN112049160A CN202010942987.4A CN202010942987A CN112049160A CN 112049160 A CN112049160 A CN 112049160A CN 202010942987 A CN202010942987 A CN 202010942987A CN 112049160 A CN112049160 A CN 112049160A
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- oil cylinder
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- 238000010276 construction Methods 0.000 title claims abstract description 22
- 230000005540 biological transmission Effects 0.000 claims description 55
- 239000000463 material Substances 0.000 claims description 14
- 230000001360 synchronised effect Effects 0.000 claims description 6
- 230000000712 assembly Effects 0.000 claims description 4
- 238000000429 assembly Methods 0.000 claims description 4
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 230000009471 action Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 238000009412 basement excavation Methods 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- 239000004575 stone Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
- E02F3/30—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets with a dipper-arm pivoted on a cantilever beam, i.e. boom
- E02F3/32—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets with a dipper-arm pivoted on a cantilever beam, i.e. boom working downwardly and towards the machine, e.g. with backhoes
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
- E02F3/36—Component parts
- E02F3/40—Dippers; Buckets ; Grab devices, e.g. manufacturing processes for buckets, form, geometry or material of buckets
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
- E02F3/36—Component parts
- E02F3/42—Drives for dippers, buckets, dipper-arms or bucket-arms
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The invention provides a low-disturbance fast construction backhoe excavator, which belongs to the field of municipal engineering equipment and comprises a driving seat, a rotating platform, a telescopic arm assembly and a digging bucket assembly, wherein the driving seat is of a crawler-type driving structure, the rotating platform is arranged at the upper end of the driving seat and is rotatably connected with the driving seat, the telescopic arm assembly is arranged at the upper end of the rotating platform, and the digging bucket assembly is arranged at one end, far away from the rotating platform, of the telescopic arm assembly and swings back and forth relative to the telescopic arm assembly. The invention has compact structure, small occupied space and high efficiency.
Description
Technical Field
The invention belongs to the field of municipal engineering equipment, and relates to a back-shoveling type excavator for low-disturbance rapid construction.
Background
The excavator is a multipurpose earth and stone construction machine, is used for excavating and loading earth and stone, and can also be used for leveling land, repairing slope, hoisting, crushing, removing and ditching, so that the excavator is widely applied to road construction of highways, railways and the like, bridge construction, urban construction, airport ports and water conservancy construction, is divided into a front shovel excavator and a back shovel excavator, and is selected and set according to different application conditions.
The utility model provides a municipal project that this application related to, present situation along the line is mostly farmland, woodland and village, wears high-speed railway bridge and U type groove tunnel under moreover, and the space has certain restriction, is fit for using backhoe formula excavator, needs minimize moreover to the disturbance of ground or surrounding soil layer, guarantees other relevant stability that has the structure.
Disclosure of Invention
The invention aims to provide a low-disturbance fast construction backhoe excavator which has the advantages of compact structure, small occupied space and high efficiency.
In order to solve the technical problems, the invention adopts the technical scheme that: the back-shoveling type excavator for low-disturbance rapid construction comprises a driving seat, a rotating seat, a telescopic arm assembly and an excavating bucket assembly, wherein the driving seat is of a crawler-type driving structure, the rotating seat is arranged at the upper end of the driving seat and is rotatably connected with the driving seat, the telescopic arm assembly is arranged at the upper end of the rotating seat, and the excavating bucket assembly is arranged at one end, far away from the rotating seat, of the telescopic arm assembly and swings back and forth relative to the telescopic arm assembly;
the bucket subassembly includes fixed plate, sideslip motor, sideslip board, lift cylinder and hopper, the fixed plate is established on the telescopic arm subassembly and relative its swing back and forth, the sideslip motor sets firmly just drive on the fixed plate sideslip board lateral shifting, the sideslip board is established the fixed plate is kept away from one side of telescopic arm subassembly, the lift cylinder is established the sideslip board is kept away from one side of fixed plate, the hopper is the seat shape, the output shaft of lift cylinder with hopper fixed connection and drive the hopper reciprocates.
Furthermore, the output shaft level of sideslip motor sets up, the sideslip motor is established the fixed plate is close to one side of telescopic arm subassembly, the lead screw is connected to the output shaft of sideslip motor, be equipped with the sideslip piece on the lead screw, be connected with synchronous board on the sideslip piece, the lower extreme of synchronous board has set firmly the keysets, the keysets passes behind the fixed plate with sideslip board fixed connection, the fixed plate with the position that the keysets corresponds is equipped with keeps away the groove.
Furthermore, the transverse moving motor is a servo motor, the lifting cylinder is an oil cylinder, the telescopic arm assembly and the hopper are welded into an integral structure by sectional materials, and lightening holes are formed in the hopper.
Furthermore, first linear rails for guiding are arranged between the transverse moving plate and the fixing plate, the number of the first linear rails is two, the first linear rails are dispersedly and uniformly distributed on the transverse moving plate from top to bottom, second linear rails for guiding are arranged between the hopper and the lifting rod, and the second linear rails are vertically arranged.
Furthermore, the lifting cylinders and the hoppers are matched and arranged into two groups and uniformly distributed on the transverse moving plate, clamping assemblies are symmetrically arranged on two sides of each hopper, each clamping assembly comprises a clamping cylinder and a clamping plate, the clamping cylinders are fixedly arranged on the horizontal plane of the hopper, the output shafts of the clamping cylinders are fixedly connected with the clamping plates, and the clamping plates are of isosceles trapezoid structures.
Furthermore, the clamping plate is arranged on the side face of the hopper, two guide rods are arranged between the clamping cylinder and the clamping plate, the axes of the guide rods are parallel to the axis of the output shaft of the clamping cylinder, the two guide rods are symmetrically arranged relative to the output shaft of the clamping cylinder, a reinforcing plate is arranged at the lower end of one side, close to the hopper, of the clamping plate, and the clamping plate is welded into an integral structure through sectional materials.
Furthermore, the telescopic arm assembly comprises a base, a first transmission rod, a second transmission rod and a third transmission rod which are sequentially connected from bottom to top, the base is fixed on the rotating platform, the lower end of the first transmission rod is hinged to the base, the upper end of the first transmission rod is hinged to one end of the second transmission rod, the other end of the second transmission rod is hinged to the third transmission rod, and the third transmission rod is fixedly connected with the bucket assembly;
the telescopic arm component comprises a first oil cylinder, a second oil cylinder and a third oil cylinder, wherein the lower end of the first oil cylinder is hinged to the base, the output shaft of the first oil cylinder is upwards arranged and hinged to the middle of the first transmission rod, the lower end of the second oil cylinder is hinged to the outer side of the first transmission rod, and a hinged joint is lower than the upper portion hinged position of the first oil cylinder, the output shaft of the second oil cylinder is upwards arranged and hinged to one end of the second transmission rod to drive the second transmission rod to swing up and down, one end of the third oil cylinder is hinged to one end of the second transmission rod, and the other end of the third oil cylinder drives the third transmission rod to swing.
Furthermore, first transfer line is the structure of checking the sign, and the opening orientation keeps away from the one end of drive seat, the third transfer line is triangle-shaped, the section of first transfer line and second transfer line is the flute profile.
Compared with the prior art, the invention has the following advantages and positive effects.
1. The invention adopts a subsection structure, the driving seat and the rotating platform can adopt the existing structure, the selection and the setting can be carried out according to the actual situation, the telescopic arm component is arranged on the rotating platform and adopts an assembly type structure, and the bucket component and the telescopic arm component also adopt the assembly type structure, and the specification can be adjusted according to the actual situation, so that the invention is suitable for the excavation requirements under different situations, the assembly type structure is compact, the occupied space is small, the invention is suitable for the operation in a tunnel and the transverse crossing under the high-speed railway;
2. the hopper with the structure not only has the storage function of a common hopper, but also has the functions of side positioning, falling prevention and large soil block clamping, and the functions are more diversified.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic block diagram of a low disturbance fast construction backhoe application of the present invention;
FIG. 2 is a side elevational schematic view of the telescopic arm assembly of the present invention;
FIG. 3 is a schematic top view of the telescopic arm assembly of the present invention;
FIG. 4 is a rear elevational schematic view of the bucket assembly of the present invention;
FIG. 5 is a side elevational schematic view of the bucket assembly of the present invention;
FIG. 6 is a front elevational schematic view of the bucket assembly of the present invention;
fig. 7 is a detailed view of part a of fig. 6 of the present invention.
Description of the drawings:
1. a driving seat; 2. a rotating table; 3. a telescopic arm assembly; 31. a base; 32. a first drive lever; 33. a second transmission rod; 34. a third transmission rod; 35. a first cylinder; 36. a second cylinder; 37. a third oil cylinder; 5. a bucket assembly; 51. a fixing plate; 52. a traversing motor; 521. transversely moving the blocks; 522. a synchronization board; 523. an adapter plate; 53. transversely moving the plate; 531. a first wire track; 54. a lift cylinder; 541. a second wire track; 55. a hopper; 551. lightening holes; 56. a clamping assembly; 561. a clamping cylinder; 562. a clamping plate; 563. a guide bar; 565. a reinforcing plate.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
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, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 by those of ordinary skill in the art through specific situations.
The following detailed description of specific embodiments of the invention refers to the accompanying drawings.
As shown in fig. 1-7, the invention relates to a low-disturbance fast construction backhoe excavator, which comprises a driving seat 1, a rotating platform 2, a telescopic arm assembly 3 and a bucket 55 assembly 5, wherein the driving seat 1 is of a crawler-type driving structure, the rotating platform 2 is arranged at the upper end of the driving seat 1 and is rotatably connected with the driving seat 1, the telescopic arm assembly 3 is arranged at the upper end of the rotating platform 2, and the bucket 55 assembly 5 is arranged at one end of the telescopic arm assembly 3 far away from the rotating platform 2 and swings back and forth relative to the telescopic arm assembly 3;
the digging hopper 55 component 5 comprises a fixing plate 51, a transverse moving motor 52, a transverse moving plate 53, a lifting cylinder 54 and a hopper 55, wherein the fixing plate 51 is arranged on the telescopic arm component 3 and swings back and forth relative to the telescopic arm component, the transverse moving motor 52 is fixedly arranged on the fixing plate 51 and drives the transverse moving plate 53 to move transversely, the transverse moving plate 53 is arranged on one side of the fixing plate 51 far away from the telescopic arm component 3, the lifting cylinder 54 is arranged on one side of the transverse moving plate 53 far away from the fixing plate 51, the hopper 55 is in a seat shape, a space for bearing materials is guaranteed, the transportation of the earthwork materials is facilitated, and a force output shaft of the lifting cylinder 54 is fixedly connected.
Preferably, the output shaft of the traverse motor 52 is horizontally arranged, the traverse motor 52 is arranged on one side of the fixed plate 51 close to the telescopic arm assembly 3, the output shaft of the traverse motor 52 is connected with a lead screw, the lead screw is provided with a traverse block 521, the traverse block 521 is connected with a synchronous plate 522, the lower end of the synchronous plate 522 is fixedly provided with an adapter plate 523, the adapter plate 523 passes through the fixed plate 51 and then is fixedly connected with the traverse plate 53, and the positions of the fixed plate 51 corresponding to the adapter plate 523 are provided with a clearance groove.
Preferably, the traverse motor 52 is a servo motor, the control procedure is simple, the precision is high, the lifting cylinder 54 is an oil cylinder, the driving force is large, the bearing capacity is strong, the stability is high, the telescopic arm assembly 3 and the hopper 55 are both welded into a whole by sectional materials, the material taking is convenient, the cost is low, the strength is high, the hopper 55 is provided with lightening holes 551, the load of the whole structure is reduced, the specifications of the traverse motor 52 and the lifting cylinder 54 of the driving part can be further reduced, the structure is compact, the occupied area is reduced, the use in a tunnel or when the tunnel or a high-speed railway is crossed is facilitated, and the device is suitable for.
Preferably, the first linear rails 531 for guiding are arranged between the traverse plate 53 and the fixed plate 51, the number of the first linear rails 531 is two, the first linear rails 531 are arranged on the traverse plate 53 in a vertically dispersed and uniform manner, the second linear rails 541 for guiding are arranged between the hopper 55 and the lifting rod, the second linear rails 541 are vertically arranged, and after the first linear rails 531 and the second linear rails 541 are arranged, the moving precision of the traverse plate 53 and the hopper 55 is ensured.
Preferably, the lifting cylinders 54 and the hoppers 55 are arranged in two groups in a matched manner and are uniformly distributed on the transverse moving plate 53, the clamping assemblies 56 are symmetrically arranged on two sides of each hopper 55, each clamping assembly 56 comprises a clamping cylinder 561 and a clamping plate 562, the clamping cylinders 561 are fixedly arranged on the horizontal plane of each hopper 55, the output shafts of the clamping cylinders 561 are fixedly connected with the clamping plates 562, the clamping plates 562 are of an isosceles trapezoid structure, the output shafts of the clamping cylinders 561 are in an extending state and are convenient to clamp larger blocks of earth materials, clamping can be achieved in a retracting state, the hoppers 55 of the structure not only have the storage function of common hoppers 55, but also have the functions of side positioning, anti-falling and clamping of large earth blocks, and the functions are more diversified.
Preferably, the clamping plate 562 is arranged on the side of the hopper 55, two guide rods 563 are arranged between the clamping cylinder 561 and the clamping plate 562, the axes of the guide rods 563 are parallel to the axis of the output shaft of the clamping cylinder 561, the two guide rods 563 are symmetrically arranged relative to the output shaft of the clamping cylinder 561, a reinforcing plate 565 is arranged at the lower end of one side, close to the hopper 55, of the clamping plate 562, strength is increased, the clamping plate 562 is of an integral structure formed by welding sectional materials, strength is high, after the guide rods 563 are arranged, the movement precision of the clamping plate 562 is guaranteed, clamping is avoided, a skew condition occurs on the clamping plate 562, stability of clamping is guaranteed, and clamping is avoided.
Preferably, the telescopic arm assembly 3 comprises a base 31, a first transmission rod 32, a second transmission rod 33 and a third transmission rod 34 which are sequentially connected from bottom to top, the base 31 is fixed on the rotating platform 2, the lower end of the first transmission rod 32 is hinged to the base 31, the upper end of the first transmission rod is hinged to one end of the second transmission rod 33, the other end of the second transmission rod 33 is hinged to the third transmission rod 34, and the third transmission rod 34 is fixedly connected with the digging hopper 55 assembly 5; the telescopic arm component 3 comprises a first oil cylinder 35, a second oil cylinder 36 and a third oil cylinder 37, the lower end of the first oil cylinder 35 is hinged on the base 31, the output shaft of the first oil cylinder 35 is arranged upwards and hinged with the middle part of the first transmission rod 32, the lower end of the second oil cylinder 36 is hinged on the outer side of the first transmission rod 32, the hinged point is lower than the hinged position of the upper part of the first oil cylinder 35, the output shaft of the second oil cylinder 36 is arranged upwards and hinged with one end of the second transmission rod 33 to drive the second transmission rod 33 to swing up and down, one end of the third oil cylinder 37 is hinged with one end of the second transmission rod 33, and the other end drives the third transmission rod 34 to swing, the structure is simple to assemble, the specifications of the first oil cylinder 35, the second oil cylinder 36 and the third oil cylinder 37 are selected and set according to actual conditions, different stroke settings are met, and the configuration of small specification and small stroke, under the condition of large space, the configuration of relatively large specification and large stroke can be selected, and the switching is flexible.
Preferably, the first transmission rod 32 is of a number-matching structure, the opening faces to one end far away from the driving seat 1, the third transmission rod 34 is triangular, the sections of the first transmission rod 32 and the second transmission rod 33 are groove-shaped and are formed by directly welding sectional materials, materials are conveniently obtained, the cost is low, the strength is high, and a space is reserved for installing the first oil cylinder 35, the second oil cylinder 36 and the third oil cylinder 37 by the structure, so that the structure is more compact.
In the practical use process, the backhoe device is a main working device of a small and medium-sized hydraulic excavator and is also the most widely applied working device in engineering construction, the backhoe operation is mainly used for soil below the stop surface of the excavator, the backhoe excavator realizes various actions in the excavation process through the stretching of the oil cylinders, in the application, the arrangement of the first oil cylinder 35, the second oil cylinder 36 and the third oil cylinder 37 realizes the realization of different excavation processes, and realizes the actions of excavating, loading and unloading, the principle is a conventional driving principle, the difference lies in that the adopted structure is simpler, the height of the whole structure is easy to reduce, the structure can be directly replaced and used on different driving seats 1 and rotating tables 2, different driving seats 1 and rotating tables 2 can be selected according to different terrain conditions, and in special conditions, the relief is not allowed, under the limited prerequisite in space, if overall structure can't wholly remove below the viaduct, can remove the assigned position with driving seat 1 earlier, installs telescopic arm subassembly 3 again behind the assigned position and digs hopper 55 subassembly 5, the structure of split formula, the installation is more swift and convenient, is suitable for under special topography and the limited prerequisite in space, and high specification can select and set for compact structure according to actual conditions moreover.
In the invention, the first oil cylinder 35, the second oil cylinder 36 and the third oil cylinder 37 act to realize different actions, the material loading and unloading actions of materials are realized in the action execution process of the digging hopper 55, the structure can transversely move and sequentially descend except complete up-and-down swinging, so that the digging action in a wider range is realized, two digging hopper 55 assemblies 5 are arranged, double digging workload can be realized simultaneously, the working efficiency is greatly improved, and on the basis, the lifting cylinder 54 is arranged, so that the digging depth is further increased, the digging of a larger depth can be realized, the lifting cylinder 54 is arranged, the digging of a larger depth can be realized under the smaller specification of the telescopic arm assembly 3, and the purposes of compact structure and high working efficiency are realized.
While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention and should not be taken as limiting the scope of the invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.
Claims (8)
1. Low disturbance is back-shoveling type excavator for quick construction, its characterized in that: the crawler-type excavator comprises a driving seat, a rotating platform, a telescopic arm assembly and an excavating bucket assembly, wherein the driving seat is of a crawler-type driving structure, the rotating platform is arranged at the upper end of the driving seat and is rotatably connected with the driving seat, the telescopic arm assembly is arranged at the upper end of the rotating platform, and the excavating bucket assembly is arranged at one end, far away from the rotating platform, of the telescopic arm assembly and swings back and forth relative to the telescopic arm assembly;
the bucket subassembly includes fixed plate, sideslip motor, sideslip board, lift cylinder and hopper, the fixed plate is established on the telescopic arm subassembly and relative its swing back and forth, the sideslip motor sets firmly just drive on the fixed plate sideslip board lateral shifting, the sideslip board is established the fixed plate is kept away from one side of telescopic arm subassembly, the lift cylinder is established the sideslip board is kept away from one side of fixed plate, the hopper is the seat shape, the output shaft of lift cylinder with hopper fixed connection and drive the hopper reciprocates.
2. The low-disturbance backhoe excavator for rapid construction according to claim 1, wherein: the power output shaft level of sideslip motor sets up, the sideslip motor is established the fixed plate is close to one side of flexible arm subassembly, the lead screw is connected to the power output shaft of sideslip motor, be equipped with the sideslip piece on the lead screw, be connected with synchronous board on the sideslip piece, the lower extreme of synchronous board has set firmly the keysets, the keysets passes behind the fixed plate with sideslip board fixed connection, the fixed plate with the position that the keysets corresponds is equipped with keeps away the position groove.
3. The low-disturbance backhoe excavator for rapid construction according to claim 1, wherein: the transverse moving motor is a servo motor, the lifting cylinder is an oil cylinder, the telescopic arm assembly and the hopper are welded into an integral structure by sectional materials, and lightening holes are formed in the hopper.
4. The low-disturbance backhoe excavator for rapid construction according to claim 1, wherein: first linear rails for guiding are arranged between the transverse moving plate and the fixing plate, the number of the first linear rails is two, the first linear rails are arranged on the transverse moving plate in a vertically dispersed and uniformly distributed mode, second linear rails for guiding are arranged between the hopper and the lifting rod, and the second linear rails are arranged vertically.
5. The low-disturbance backhoe excavator for rapid construction according to claim 1, wherein: the lifting cylinder and the hopper are matched and arranged into two groups and are uniformly distributed on the transverse moving plate, clamping assemblies are symmetrically arranged on two sides of each hopper, each clamping assembly comprises a clamping cylinder and a clamping plate, the clamping cylinders are fixedly arranged on the horizontal plane of the hopper, the output shafts of the clamping cylinders are fixedly connected with the clamping plates, and the clamping plates are of isosceles trapezoid structures.
6. The low-disturbance backhoe excavator for rapid construction according to claim 5, wherein: the clamping plate is arranged on the side face of the hopper, two guide rods are arranged between the clamping cylinder and the clamping plate, the axes of the guide rods are parallel to the axis of the output shaft of the clamping cylinder, the two guide rods are opposite to the output shaft of the clamping cylinder, the lower end of one side, close to the hopper, of the clamping plate is provided with a reinforcing plate, and the clamping plate is welded by sectional materials into an integral structure.
7. The low-disturbance backhoe excavator for rapid construction according to claim 1, wherein: the telescopic arm assembly comprises a base, a first transmission rod, a second transmission rod and a third transmission rod which are sequentially connected from bottom to top, the base is fixed on the rotating platform, the lower end of the first transmission rod is hinged to the base, the upper end of the first transmission rod is hinged to one end of the second transmission rod, the other end of the second transmission rod is hinged to the third transmission rod, and the third transmission rod is fixedly connected with the bucket assembly;
the telescopic arm component comprises a first oil cylinder, a second oil cylinder and a third oil cylinder, wherein the lower end of the first oil cylinder is hinged to the base, the output shaft of the first oil cylinder is upwards arranged and hinged to the middle of the first transmission rod, the lower end of the second oil cylinder is hinged to the outer side of the first transmission rod, and a hinged joint is lower than the upper portion hinged position of the first oil cylinder, the output shaft of the second oil cylinder is upwards arranged and hinged to one end of the second transmission rod to drive the second transmission rod to swing up and down, one end of the third oil cylinder is hinged to one end of the second transmission rod, and the other end of the third oil cylinder drives the third transmission rod to swing.
8. The low-disturbance backhoe excavator for rapid construction according to claim 7, wherein: the first transmission rod is of a sign-matching structure, the opening faces to one end far away from the driving seat, the third transmission rod is triangular, and the sections of the first transmission rod and the second transmission rod are groove-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010942987.4A CN112049160B (en) | 2020-09-09 | 2020-09-09 | Low-disturbance fast construction back-shoveling type excavator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010942987.4A CN112049160B (en) | 2020-09-09 | 2020-09-09 | Low-disturbance fast construction back-shoveling type excavator |
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| CN112049160A true CN112049160A (en) | 2020-12-08 |
| CN112049160B CN112049160B (en) | 2022-04-29 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113404113A (en) * | 2021-07-30 | 2021-09-17 | 韩石磊 | River desilting mud device for water conservancy construction |
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| JPH11343745A (en) * | 1998-06-01 | 1999-12-14 | Muroto Tekkosho:Kk | Construction for equipping attachment of power shovel |
| CN102099533A (en) * | 2008-07-15 | 2011-06-15 | 大虎株式会社 | Loader attachment mounting apparatus for movable work vehicle and loader equipped with said loader attachment mounting apparatus |
| CN103140629A (en) * | 2010-09-30 | 2013-06-05 | 松本系统工程有限公司 | Grapple bucket apparatus |
| CN102644301A (en) * | 2012-04-20 | 2012-08-22 | 武汉理工大学 | Translation-type flat-digging grab bucket |
| CN207312476U (en) * | 2017-05-17 | 2018-05-04 | 陈燕宇 | A kind of bulk building materials blank transport hoist |
| CN211143149U (en) * | 2019-07-26 | 2020-07-31 | 广州市第三市政工程有限公司 | Long-arm digging machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113404113A (en) * | 2021-07-30 | 2021-09-17 | 韩石磊 | River desilting mud device for water conservancy construction |
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| CN112049160B (en) | 2022-04-29 |
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