CN114991233B - Hydraulic auxiliary tool mounted between boom and working device of hydraulic excavator - Google Patents
Hydraulic auxiliary tool mounted between boom and working device of hydraulic excavator Download PDFInfo
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- CN114991233B CN114991233B CN202210438053.6A CN202210438053A CN114991233B CN 114991233 B CN114991233 B CN 114991233B CN 202210438053 A CN202210438053 A CN 202210438053A CN 114991233 B CN114991233 B CN 114991233B
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- swing angle
- cylinder
- angle oil
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- 230000009467 reduction Effects 0.000 claims abstract description 9
- 210000001061 forehead Anatomy 0.000 claims description 3
- 239000003921 oil Substances 0.000 description 32
- 238000000034 method Methods 0.000 description 19
- 230000008569 process Effects 0.000 description 19
- 238000010276 construction Methods 0.000 description 13
- 238000009434 installation Methods 0.000 description 8
- 239000000463 material Substances 0.000 description 8
- 230000001360 synchronised effect Effects 0.000 description 5
- 230000002457 bidirectional effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 239000010727 cylinder oil Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
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
- E02F3/36—Component parts
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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
- E02F3/38—Cantilever beams, i.e. booms;, e.g. manufacturing processes, forms, geometry or materials used for booms; Dipper-arms, e.g. manufacturing processes, forms, geometry or materials used for dipper-arms; Bucket-arms
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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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
- Y02A20/204—Keeping clear the surface of open water from oil spills
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Shovels (AREA)
Abstract
The invention discloses a hydraulic auxiliary tool arranged between a movable arm and a working device of a hydraulic excavator, which comprises a first platform, a second platform and a third platform; the swing arm connecting plate is symmetrically arranged on the left side and the right side of the upper portion of the first platform, the swing angle oil cylinders are symmetrically arranged on the left side and the right side of the upper portion of the first platform, the lifting lugs are symmetrically arranged on the lower portion of the first platform, the lifting lugs are arranged on the upper portion of the second platform, the lifting lugs are rotatably connected with the lifting lugs on the lower portion of the second platform, the second platform is rotatably supported and connected with the third platform through bearings, the plunger type hydraulic motor and the reduction gearbox are arranged on the second platform, the quick hanging plates of the hydraulic quick connector connecting device are symmetrically arranged on the left side and the right side of the lower portion of the third platform, and the clamping device is arranged on the lower portion of the third platform. The invention can realize free adjustment of the front shovel and the back shovel of the working device in 360 degrees, and can realize the operation of dead angles through the cooperation of the swing angle and the rotating system.
Description
Technical Field
The invention relates to the field of auxiliary tools of hydraulic excavators, in particular to a hydraulic auxiliary tool arranged between a movable arm and a working device of the hydraulic excavator.
Background
When the hydraulic excavator works, because the working mode of the excavator is fixed to the operation of only a backhoe or a front shovel, in many working scenes, one excavator cannot finish the two operations of the front shovel and the back shovel at the same time, and because the working mode of the front shovel or the back shovel excavator only enables a bucket to achieve the purposes of excavating, flattening, hoisting, carrying and the like by parallel operation (the back shovel) from the far end of the direction of an excavator cab to the direction of the cab or by parallel operation (the front shovel) from one end of the cab to the distance of the cab, when the front shovel and the back shovel are required to be operated at the same time, two different excavators are needed, if the front shovel and the back shovel are required to be replaced on the same excavator, the process wastes 1 to 2 hours each time, and the actual use time length of the excavator is reduced. When the working device of the excavator needs to work at a specific angle, a driver is required to adjust the position of the vehicle body to enable the working device of the excavator to be aligned to a construction point where work is required, but as the protection of the mountain forest land by the country is increasingly strengthened, the continuous construction of modern cities is carried out, the movable range of the hydraulic excavator is reduced in many construction scenes, the excavator is limited by the space area, so that the driver cannot align the angle of the working device to an accurate construction point in a mode of adjusting the position of the vehicle body, and dead angles relative to the excavator can be formed in most of the working scenes. The construction method is characterized in that a large amount of manpower is required to clean dead angles which cannot be constructed by the excavator in the most original mode, the construction is completed by the excavator in a matched mode, the construction cost is increased, the construction period is prolonged, in the road construction and building sewer line laying process, a plurality of road bar stone cement pipes which cannot be moved by manpower are arranged, the volume of reinforcing steel bars and the like is small, materials with large weight are limited by the shape of the excavator bucket, the carrying operation of picking up the excavator cannot be carried out, at the moment, some of the excavator is provided with clamps, the clamps are required to be replaced, the excavator bucket is required to be installed at the original bucket position by disassembling, the clamps are required to be disassembled to be installed on the bucket, each time is required to waste 1 to 2 hours, the effective use time of the excavator is greatly shortened, the hoisting process is carried by manually matching with hanging rings behind the bucket in a small number, the hoisting process is carried by manually, the materials are required to be carried by the hoisting wire ropes, the materials are required to be manually carried by the hoisting process, the materials are required to be carried by the hoisting process, the manual work is required to be carried by the hoisting process, the materials after the hoisting process is carried by the hoisting process, the materials are required to be carried by the binding process, the manual work, the materials can be carried by the hoisting process, the hoisting process is required to be carried by the hoisting process, the materials by the hoisting process and the hoisting process is required to be carried by the hoisting time and the hoisting process, the hoisting time is required to be increased, the labor and the carrying time is required to be greatly and the carrying time and can be increased when the carrying time is greatly when the carrying process is required to be greatly and the required to be increased, and the cost and can be greatly when the cost and can be greatly and additionally required to be compared with the cost and low when the carrying process and is required to be compared with and low when the carrying time and has high due to and low cost and high because to be required to be used and large and high and large and low. In the process of excavating pipelines such as a tap water pipeline, a heating power pipeline, a natural gas pipeline and the like, the requirements on the width of an excavated ditch are different due to different pipe diameters of the pipelines, at this time, the ditches are excavated by the buckets with different widths, and the time of 40 minutes to 60 minutes is wasted when the buckets with different widths are replaced, so that the actual service life of the excavator is also influenced.
Disclosure of Invention
The technical problem to be solved by the invention is to overcome the defects of the prior art and provide a hydraulic auxiliary tool arranged between a movable arm and a working device of a hydraulic excavator.
In order to solve the technical problems, the technical scheme provided by the invention is that a hydraulic auxiliary tool is arranged between a movable arm and a working device of a hydraulic excavator: the device comprises a first platform, a second platform and a third platform which are sequentially arranged from top to bottom; the swing arm connecting plate is symmetrically arranged on the left side and the right side of the upper portion of the first platform, the swing angle oil cylinders are symmetrically arranged on the left side and the right side of the first platform, the cylinder bodies of the swing angle oil cylinders are rotationally connected with the first platform, lifting lugs under the first platform are symmetrically arranged on the lower portion of the first platform, lifting lugs under the second platform are connected with the lifting lugs under the second platform through a swing shaft connected with the second platform, the second platform is rotationally connected with the third platform through a bearing type rotary support, a plunger type hydraulic motor and a reduction gearbox are arranged on the second platform, the hydraulic motor of the plunger type hydraulic motor and the hydraulic motor of the reduction gearbox are used for driving the bearing type rotary support to rotate, quick hanging plates of hydraulic quick connector connecting devices are symmetrically arranged on the left side and the right side of the lower portion of the third platform, and clamping devices are arranged on the lower portion of the third platform.
Further, a swing angle cylinder barrel tile seat is symmetrically arranged on two sides of the first platform, a swing angle cylinder swing shaft is arranged on a cylinder body of the swing angle cylinder, the cylinder body of the swing angle cylinder is rotationally connected with the first platform through cooperation of the swing angle cylinder swing shaft and the swing angle cylinder barrel tile seat, a swing angle cylinder fixing shaft is arranged at the end of a rod body of the swing angle cylinder, a swing angle cylinder fixing tile seat is arranged on the second platform, and rotation connection of the swing angle cylinder and the second platform is realized through cooperation of the swing angle cylinder fixing shaft and the swing angle cylinder fixing tile seat.
Further, the second platform is provided with a central oil separator, an electric control distribution valve and a hydraulic control distribution valve.
Further, the second platform is provided with a central oil separator and an electrohydraulic integrated distributing valve.
Further, the clamping device comprises clamp oil cylinders symmetrically arranged on the left side and the right side below the third platform and clamping jaws rotationally connected with rod bodies of the clamp oil cylinders, a cylinder body of the clamp oil cylinders is rotationally connected with a quick hydraulic connector connecting device hanging plate, and the clamping jaws are rotationally connected with the third platform.
Further, the clamp cylinder rear shaft fixing plate is arranged on the hydraulic quick connector connecting device quick hanging plate, the clamp cylinder rear fixing pin is arranged at the end of the cylinder body of the clamp cylinder, the clamp cylinder is connected with the hydraulic quick connector connecting device quick hanging plate in a rotating mode through the clamp cylinder rear shaft fixing plate and the clamp cylinder rear fixing pin, the clamp cylinder is connected with the clamping jaw in a rotating mode through the clamp cylinder front fixing pin, and the clamping jaw is connected with the third platform in a rotating mode through the clamping jaw fixing pin.
Further, a forehead connecting shaft is arranged on the movable arm connecting plate.
Further, the rear end of the quick hanging plate of the hydraulic quick connector connecting device is provided with an open lifting lug for quick connection with a main shaft of the excavator working device.
Compared with the prior art, the invention has the advantages that: according to the invention, the clamp, the hydraulic quick connector and the swing angle system are integrated, so that the free adjustment of the front backhoe and the 360-degree working device of the working device can be completed without the need of the driving operation of an excavator driver, when a dead angle which cannot be reached by the excavator is encountered, the operation of the dead angle can be achieved through the cooperation of the swing angle and the rotating system, and the hydraulic distribution valve and the electric control distribution valve are designed on the second platform, so that the purpose of mounting can be completed by small integral modification of the excavator.
Drawings
Fig. 1 is a schematic diagram of a right-side view structure when the hydraulic control superposition electric control is adopted in the installation mode of the upper machine type.
Fig. 2 is a schematic diagram of a right-side view structure when the invention adopts an upper model installation mode and electrohydraulic integrated control.
Fig. 3 is a schematic right-view structure of the present invention when the hanging type installation mode is adopted.
As shown in the figure: 1. the hydraulic pressure integrated distribution valve comprises a swing angle cylinder, a 2, a movable arm connecting plate, a 3, a swing angle cylinder barrel tile seat, a 4, a swing angle cylinder swing shaft, a 5, a first platform lower lifting lug, a 6, a second platform connecting swing shaft, a 7, a second platform lifting frame plate, a 8, a plunger type hydraulic motor and a reduction gearbox, a 9, a central oil distributor, a 10, a swing angle cylinder fixing shaft, a 11, a swing angle cylinder fixing tile seat, a 12, a bearing type rotary support, a 13, a second platform, a 14, a hydraulic quick connector connecting device quick-hanging plate, a 15, a clamp cylinder rear shaft fixing plate, a 16, a clamp cylinder rear fixing pin, a 17, a third platform, a 18, a clamp cylinder, a 19, a clamping jaw fixing pin, a 20, a clamp cylinder front fixing pin, a 21, a clamping jaw, a 22, an electric control distribution valve, a 23, a hydraulic control distribution valve, a 24, a first platform, a 25 and an electrohydraulic integrated distribution valve.
Detailed Description
The hydraulic assist tool according to the present invention, which is installed between the boom and the working implement of the hydraulic excavator, will be described in further detail with reference to the accompanying drawings.
1-3, a hydraulic auxiliary tool arranged between a movable arm and a working device of the hydraulic excavator comprises a first platform 24, a second platform 13 and a third platform 17 which are sequentially arranged from top to bottom; the swing arm connecting plate 2 is symmetrically arranged on the left side and the right side of the upper portion of the first platform 24, the swing angle oil cylinder 1 is symmetrically arranged on the left side and the right side of the first platform 24, a cylinder body of the swing angle oil cylinder 1 is rotationally connected with the first platform 24, a lower lifting lug 5 of the first platform is symmetrically arranged on the lower side of the first platform 24, a lifting frame plate 7 of the second platform is arranged on the upper side of the second platform 13, the lower lifting lug 5 of the first platform is rotationally connected with the lifting frame plate 7 of the second platform through a swing shaft 6 which is connected with the first platform, the second platform 13 is connected with the third platform 17 through a bearing type rotary support 12, a plunger type hydraulic motor and a reduction gearbox 8 are arranged on the second platform 13, the hydraulic motor of the plunger type hydraulic motor and the reduction gearbox 8 is used for driving the bearing type rotary support 12 to rotate, a quick hydraulic connector connecting device hanging plate 14 is symmetrically arranged on the left side and the right side of the lower side of the third platform 17, and a clamping device is arranged on the lower side of the third platform 17.
The swing angle oil cylinder barrel tile seat 3 is symmetrically arranged on two sides of the first platform 24, the swing angle oil cylinder swing shaft 4 is arranged on the cylinder body of the swing angle oil cylinder 1, the cylinder body of the swing angle oil cylinder 1 is rotationally connected with the first platform 24 through the cooperation of the swing angle oil cylinder swing shaft 4 and the swing angle oil cylinder barrel tile seat 3, the rod body end part of the swing angle oil cylinder 1 is provided with the swing angle oil cylinder fixing shaft 10, the second platform 13 is provided with the swing angle oil cylinder fixing tile seat 11, and the rotational connection of the swing angle oil cylinder 1 and the second platform 13 is realized through the cooperation of the swing angle oil cylinder fixing shaft 10 and the swing angle oil cylinder fixing tile seat 11.
The second platform 13 is provided with a central oil separator 9, an electric control distributing valve 22 and a hydraulic control distributing valve 23.
The second platform 13 is provided with a central oil separator 9 and an electrohydraulic integrated distributing valve 25.
The clamping device comprises clamp oil cylinders 18 symmetrically arranged on the left side and the right side below a third platform 17 and clamping jaws 21 rotationally connected with rod bodies of the clamp oil cylinders 18, a cylinder body of the clamp oil cylinders 18 is rotationally connected with a hydraulic quick connector connecting device quick hanging plate 14, and the clamping jaws 21 are rotationally connected with the third platform 17.
The hydraulic quick connector connecting device quick hanging plate 14 is provided with a clamp cylinder rear shaft fixing plate 15, the cylinder body end of the clamp cylinder 18 is provided with a clamp cylinder rear fixing pin 16, the clamp cylinder 18 is connected with the hydraulic quick connector connecting device quick hanging plate 14 in a rotating manner through the cooperation of the clamp cylinder rear shaft fixing plate 15 and the clamp cylinder rear fixing pin 16, the clamp cylinder 18 is connected with the clamping jaw 21 in a rotating manner through a clamp cylinder front fixing pin 20, and the clamping jaw 21 is connected with the third platform 17 in a rotating manner through a clamping jaw fixing pin 19.
The movable arm connecting plate 2 is provided with a forehead connecting shaft.
The rear end of the hydraulic quick connector connecting device quick hanging plate 14 is provided with an open lifting lug for quick connection with a main shaft of an excavator working device.
In the concrete implementation of the invention, the hydraulic quick connector connecting device is connected with the movable arm of the excavator through the movable arm connecting plate 2, the quick hanging plate 14 of the hydraulic quick connector connecting device is quickly connected with the main shaft of the excavator through an open lifting lug, the rear shaft fixing plate of the quick connector cylinder is welded at the front end between the quick hanging plates 14 of the 2 hydraulic quick connector connecting device, a notch is arranged at the middle part of the fixing plate, the front part of the transverse plate at the notch is provided with the quick connector cylinder fixing shaft, the fixing shaft is used for installing the tail part of the hydraulic quick connector cylinder on the transverse plate through two screws, the tail end of the cylinder oil rod is arranged on the synchronous connecting plate through a lock pin, the synchronous connecting plate is welded on the synchronous shaft and is connected with the main lock pin synchronous shaft of the rear shaft, the lock pin synchronous shaft is welded on two cylindrical rear shaft lock pins, the lock shaft is provided with a slide way and the slide fixing seat of the slide way, the rear shaft main lock of the working device is welded with the rear shaft positioning block matched with the main lock pin of the rear shaft of the working device, the rear end of the lock shaft is connected with the front end of a safety lock spring through a safety lock spring adjusting nut and a telescopic guide sleeve of the safety lock spring, the tail end of the safety lock spring acts in the mechanical lock spring fixing seat.
The two swing angle oil cylinders 1 move in opposite directions, a swing shaft 6 is connected between the first platform 24 and the second platform 13 around the second platform to realize left and right 45-degree inclination adjustment of the second platform 13, the second platform 13 drives the bearing type rotary support 12 to rotate through rotation of a plunger type hydraulic motor and a speed reducer in the reduction gearbox 8, and the bearing type rotary support 12 drives the third platform 17 to realize 360-degree rotation. The left-right 360-degree rotation of the rotary motor is realized by adjusting the inclination angle of the second platform 13 and 360-degree rotation of the third platform 17, the front end of the third platform 17 is provided with a clamping device and the working device is arranged on the quick hanging plate 14 of the hydraulic quick connector connecting device below the third platform 17, the front-back left-right 45-degree inclination angle and the left-right 360-degree rotation are carried out by the aid of the third platform 17, the left-right 360-degree rotation of the rotary motor is realized by controlling the pedal arranged on the left side of the cab floor of the excavator to do front-back motion, the left-right 45-degree swing is realized by the pedal arranged on the right side of the cab floor of the excavator, the clamping device is realized by the left-right rotation of a knob arranged on the movable arm operating handle of the excavator through the clamp cylinder 18 to apply and open and close the clamping jaw 21.
The invention has the following two construction modes, the first mode is hydraulic control superposition electric control, the hydraulic control part is arranged on the floor of a cab by two groups of bidirectional pedal proportional valves, a driver controls a low-pressure oil way by stepping the pedal of the hydraulic control proportional valves by two feet, the opening degree of a valve rod of the high-pressure oil way is adjusted by the low-pressure oil way, the proportional control of rotation and swing angle is completed, and the electric control part respectively carries out switch control on two groups of electric control bidirectional reversing valves by four push switches arranged on a left handle and a right handle, thereby completing the loosening and clamping of a clamp and controlling the connection and disconnection of a quick-change device. The preset oil duct is reserved below the quick change device, so that accessories connected with the device can be matched. Thereby completing the control of the accessory equipment which is linked with the equipment and contains the hydraulic device. (the control mode is to add a two-way electric control proportional reversing valve, a group of two buttons is added on one handle to open and close the accessory hydraulic device), and a model is built for the equipment, as shown in figure 1.
The two-type structure of the equipment construction is basically identical to the one-type structure of the equipment construction, the control mode is that an electrohydraulic integrated distributing valve is used for controlling the equipment and accessories connected with the equipment and provided with a hydraulic control device, and the hydraulic control device replaces a hydraulic control and electric superposition control mode. This is build type two as shown in figure 2.
The equipment is provided with two modes, the difference is that the installation positions of the control part of the equipment and the accessories thereof are different, the control part is arranged on the equipment, and fewer pipelines are connected with the equipment, so that the equipment is in an upper model installation mode, such as the attached figures 1 and 2. As shown in figure 2, the second installation mode is to install the part for controlling the equipment and accessories thereof on the excavator, and the installation mode can achieve the aim of reducing the weight of the equipment by connecting a plurality of pipelines with the equipment, and is a hanging type installation mode as shown in figure 3.
The invention and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the invention as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present invention.
Claims (6)
1. Install the hydraulic auxiliary tool between movable arm and working device of the hydraulic excavator, its characterized in that: the device comprises a first platform (24), a second platform (13) and a third platform (17) which are sequentially arranged from top to bottom;
the hydraulic lifting device is characterized in that a movable arm connecting plate (2) is symmetrically arranged on the left side and the right side above a first platform (24), swing angle oil cylinders (1) are symmetrically arranged on the left side and the right side of the first platform (24), cylinder bodies of the swing angle oil cylinders (1) are rotationally connected with the first platform (24), lifting lugs (5) under the first platform are symmetrically arranged below the first platform (24), a second platform lifting plate (7) is arranged above a second platform (13), the lifting lugs (5) under the first platform and the second platform lifting plate (7) are rotationally connected through a first platform connecting swing shaft (6), the second platform (13) and a third platform (17) are connected through bearing type rotary supports (12), a plunger type hydraulic motor and a reduction gearbox (8) are arranged on the second platform (13), the hydraulic motor of the plunger type hydraulic motor and the reduction gearbox (8) is used for driving the bearing type rotary supports (12) to rotate, quick connector connecting device quick connector plates (14) are symmetrically arranged on the left side and the right side below the third platform (17), and a clamping device is arranged below the third platform;
the swing angle oil cylinder barrel tile seat (3) is symmetrically arranged on two sides of the first platform (24), the swing angle oil cylinder body of the swing angle oil cylinder (1) is provided with a swing angle oil cylinder swing shaft (4), the cylinder body of the swing angle oil cylinder (1) is rotationally connected with the first platform (24) through the cooperation of the swing angle oil cylinder swing shaft (4) and the swing angle oil cylinder barrel tile seat (3), the rod body end part of the swing angle oil cylinder (1) is provided with a swing angle oil cylinder fixed shaft (10), the second platform (13) is provided with a swing angle oil cylinder fixed tile seat (11), and the swing angle oil cylinder (1) is rotationally connected with the second platform (13) through the cooperation of the swing angle oil cylinder fixed shaft (10) and the swing angle oil cylinder fixed tile seat (11);
the rear end of the quick hanging plate (14) of the hydraulic quick connector connecting device is provided with an open lifting lug for quick connection with a main shaft of the excavator working device.
2. The hydraulic assist tool mounted between a boom and a work implement of a hydraulic excavator according to claim 1, wherein: the second platform (13) is provided with a central oil separator (9), an electric control distribution valve (22) and a hydraulic control distribution valve (23).
3. The hydraulic assist tool mounted between a boom and a work implement of a hydraulic excavator according to claim 1, wherein: the second platform (13) is provided with a central oil separator (9) and an electrohydraulic integrated distributing valve (25).
4. The hydraulic assist tool mounted between a boom and a work implement of a hydraulic excavator according to claim 1, wherein: the clamping device comprises clamp oil cylinders (18) symmetrically arranged on the left side and the right side below a third platform (17), clamping jaws (21) rotationally connected with rod bodies of the clamp oil cylinders (18), a cylinder body of the clamp oil cylinders (18) is rotationally connected with a hydraulic quick connector connecting device quick hanging plate (14), and the clamping jaws (21) are rotationally connected with the third platform (17).
5. The hydraulic assist tool mounted between a boom and a work implement of a hydraulic excavator according to claim 4, wherein: the hydraulic quick connector connecting device quick-hanging plate (14) is provided with a clamp cylinder rear shaft fixing plate (15), the end part of a cylinder body of the clamp cylinder (18) is provided with a clamp cylinder rear fixing pin (16), the clamp cylinder (18) is connected with the hydraulic quick connector connecting device quick-hanging plate (14) in a rotating manner through the cooperation of the clamp cylinder rear shaft fixing plate (15) and the clamp cylinder rear fixing pin (16), the clamp cylinder (18) is connected with the clamping jaw (21) in a rotating manner through the clamp cylinder front fixing pin (20), and the clamping jaw (21) is connected with a third platform (17) in a rotating manner through the clamping jaw fixing pin (19).
6. The hydraulic assist tool mounted between a boom and a work implement of a hydraulic excavator according to claim 1, wherein: the movable arm connecting plate (2) is provided with a forehead connecting shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210438053.6A CN114991233B (en) | 2022-04-20 | 2022-04-20 | Hydraulic auxiliary tool mounted between boom and working device of hydraulic excavator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210438053.6A CN114991233B (en) | 2022-04-20 | 2022-04-20 | Hydraulic auxiliary tool mounted between boom and working device of hydraulic excavator |
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| Publication Number | Publication Date |
|---|---|
| CN114991233A CN114991233A (en) | 2022-09-02 |
| CN114991233B true CN114991233B (en) | 2023-11-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210438053.6A Active CN114991233B (en) | 2022-04-20 | 2022-04-20 | Hydraulic auxiliary tool mounted between boom and working device of hydraulic excavator |
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| CN (1) | CN114991233B (en) |
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| CN102808432A (en) * | 2012-08-21 | 2012-12-05 | 长安大学 | Multidirectional carrier excavator |
| CN112482467A (en) * | 2020-11-23 | 2021-03-12 | 中国矿业大学 | Full hydraulic drive rotating and horizontal posture adjusting quick-change coupler |
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2022
- 2022-04-20 CN CN202210438053.6A patent/CN114991233B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201003175Y (en) * | 2007-02-12 | 2008-01-09 | 三一重机有限公司 | Small angle slewing equipment for small-sized digger |
| CN101550706A (en) * | 2009-04-30 | 2009-10-07 | 徐州巴特工程机械制造有限公司 | Hydraulic rotary quick change adapter connector of excavator-type shovel clamshell excavator |
| CN101654916A (en) * | 2009-08-21 | 2010-02-24 | 马鞍山市惊天液压机械制造有限公司 | Universal quick connecting connector |
| CN102808432A (en) * | 2012-08-21 | 2012-12-05 | 长安大学 | Multidirectional carrier excavator |
| CN112482467A (en) * | 2020-11-23 | 2021-03-12 | 中国矿业大学 | Full hydraulic drive rotating and horizontal posture adjusting quick-change coupler |
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| CN114991233A (en) | 2022-09-02 |
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