CN110219336B - Multi-angle lifting device for excavator - Google Patents
Multi-angle lifting device for excavator Download PDFInfo
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- CN110219336B CN110219336B CN201910566020.8A CN201910566020A CN110219336B CN 110219336 B CN110219336 B CN 110219336B CN 201910566020 A CN201910566020 A CN 201910566020A CN 110219336 B CN110219336 B CN 110219336B
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- fixed base
- angle
- adjusting plate
- excavator
- telescopic rod
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F11/00—Lifting devices specially adapted for particular uses not otherwise provided for
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/046—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means using combinations of springs of different kinds
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/08—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with rubber springs ; with springs made of rubber and metal
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Structural Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Component Parts Of Construction Machinery (AREA)
Abstract
The invention discloses a multi-angle lifting device for an excavator, and discloses a lifting device which lifts a cab through a spiral lifter, adjusts the angle of the cab through an angle adjusting plate at the bottom of the cab, and enlarges the visual field of a driver through a lifting camera. Adopt spiral elevating system, electric drive goes up and down, and the noise is little and maintain simply, has self-locking function simultaneously. The spiral elevator is characterized in that a driving motor is arranged on a spiral elevator, a motor shaft of the driving motor is connected with a worm of the spiral elevator, a fixing base is arranged at the top end of a lifting shaft of the spiral elevator, a clamping sleeve is arranged in the middle of the bottom of the fixing base and sleeved on the lifting shaft, a clamping strip is arranged on the inner side wall of the clamping sleeve, a clamping groove is formed in the outer side wall of the lifting shaft and clamped on the clamping strip, the fixing base is composed of two sections, one section is wide, the other section is narrow, and the length of one section of the wide fixing base is larger than that of the other section of the narrow fixing base.
Description
Technical Field
The invention discloses a multi-angle lifting device for an excavator, relates to a lifting device capable of adjusting an excavator cab in multiple angles, and belongs to the field of mechanical equipment. In particular to a lifting device which lifts a cab through a spiral lifter, adjusts the angle of the cab through an angle adjusting plate at the bottom of the cab and enlarges the visual field of a driver through a camera which can lift.
Background
The excavator is an engineering construction machine, the excavator comprises walking chassis, rotary platform, large-scale shovel and robotic arm, the excavator has wheeled chassis and crawler-type chassis usually, in the construction, the colliery field such as digging has extensive application, at present, the excavator is when digging, because the fixed unable regulation in driver's cabin position of most excavators, it is limited to lead to its visual angle when the driver excavates, produce certain influence to the excavation operation, and current driver's cabin elevating gear adopts hydraulic pressure and guide rail form to go up and down mostly, the elevation structure noise is big, the guide rail mechanical wear is fast, easily take place the damage.
Publication number CN204185140U discloses a cab lifting mechanism for engineering machinery, which comprises a main stand, a cab support, a support member and a telescopic member, wherein the support member comprises a first support member and a second support member. The two ends of the first supporting component and the second supporting component are respectively connected with the main vertical frame and the cab bracket through pivots. One end of the telescopic component is connected with the main vertical frame through a pivot, the other end of the telescopic component is connected with the first supporting component through a pivot, the supporting surface of the lifting mechanism to the cab is the back side surface of the lifting mechanism, and a connecting shaft at the connecting position of the lifting mechanism bears large load and is easy to generate fatigue damage.
Notice No. CN205617455U discloses liftable excavator, including big arm, driver's cabin, base and walking motor, the top of base is provided with the driver's cabin, the inside of driver's cabin is provided with control panel, and the right side of driver's cabin is provided with the engine, go up the carousel and install the below at the base, and the below of going up the carousel is provided with hydraulic means, hydraulic means's below is provided with down the carousel, the below of carousel is provided with the grip-pad down, the inside of grip-pad is provided with the bearing wheel, and this excavator elevating gear has improved driver's field of vision scope after going up and down, but owing to highly rising, it can produce certain sight blind area to former lower, influences the excavation operation.
Disclosure of Invention
In order to improve the situation, the invention provides a multi-angle lifting device for an excavator, which is a lifting device for lifting a cab through a spiral lifter, adjusting the angle of the cab through an angle adjusting plate at the bottom of the cab and expanding the view of a driver through a lifting camera. Adopt spiral elevating system, electric drive goes up and down, and the noise is little and maintain simply, has self-locking function simultaneously.
The invention discloses a multi-angle lifting device for an excavator, which is realized by the following steps: the invention relates to a multi-angle lifting device for an excavator, which comprises an angle adjusting plate, a driving motor, a spiral lifter, a camera, a fixed base, a connecting shaft, a hydraulic telescopic rod, an electric telescopic rod, a lifting shaft and a connecting seat, wherein the driving motor is arranged on the spiral lifter, a motor shaft of the driving motor is connected with a worm of the spiral lifter, the fixed base is arranged at the top end of the lifting shaft of the spiral lifter, a clamping sleeve is arranged at the middle position of the bottom of the fixed base and sleeved on the lifting shaft, a clamping strip is arranged on the inner side wall of the clamping sleeve, a clamping groove is formed in the outer side wall of the lifting shaft and clamped on the clamping strip, the fixed base comprises two sections, one section is wide, the other section is narrow, the wider section of the fixed base is longer than the narrower section of the fixed base, the angle adjusting plate is arranged on the length of the fixed base, and one end of the angle adjusting plate is rotatably connected with one end of the fixed base through the connecting shaft, the length of the angle adjusting plate is less than or equal to that of the fixed base, the width of the angle adjusting plate is equal to that of a wider section of the fixed base, the fixed ends of the two hydraulic telescopic rods are respectively hinged to two sides of a narrower section of the end part of the fixed base through hinged shafts, the telescopic ends of the two hydraulic telescopic rods are respectively hinged to the bottom of the angle adjusting plate, the bottom of the wider section of the fixed base is an inclined plane, the fixed end of the electric telescopic rod is connected with the inclined plane of the bottom of the fixed base, the telescopic end of the electric telescopic rod is connected with a connecting seat, the electric telescopic rod is vertically arranged, two sides of the connecting seat are bent upwards to form a guard plate, the surface of the guard plate is provided with a protective pad, a camera is arranged on the connecting seat, the fixed base is formed by welding steel plates, a plurality of reinforcing strips are embedded in the fixed base, and an installation groove is formed in the upper surface of the angle adjusting plate, the bottom of the angle adjusting plate is provided with a plurality of limiting blocks, the fixed base is provided with a plurality of limiting grooves which correspond to the limiting blocks one by one, shock absorbing pads are arranged in the limiting grooves, the shock absorbing pads are rubber pads, and a plurality of springs are embedded in the rubber pads;
further, an electric turntable is arranged between the electric telescopic rod and the fixed base, and the electric turntable can rotate for 360 degrees;
furthermore, the unable adjustment base is provided with two sets of shock attenuation parts, and is close to unable adjustment base' S both ends respectively, and is a set of shock attenuation part comprises two shock attenuation parts, the last position that corresponds the shock attenuation part of unable adjustment base is opened there is the circle recess, the shock attenuation part comprises shock attenuation telescopic link, spring and buffering supporting shoe, the shock attenuation telescopic link is arranged in the circle recess, and the bottom stiff end of shock attenuation telescopic link is connected with unable adjustment base, the flexible end in top of shock attenuation telescopic link is worn out from the circle recess upwards, the buffering supporting shoe is arranged on the top telescopic link of shock attenuation telescopic link, the upper surface of buffering supporting shoe has a plurality of shock attenuation flexure strips, shock attenuation flexure strip tail S type structure, the buffering supporting shoe is circular structure, and the diameter of buffering supporting shoe is less than the diameter of circle recess.
Has the beneficial effects.
Firstly, the cab is quickly lifted, the visual field of a driver is expanded, and the operation efficiency is improved.
And a spiral lifting mechanism is adopted, the lifting is driven by an electric motor, the noise is low, the maintenance is simple, and the self-locking function is realized.
And thirdly, a height-adjustable camera is added, so that high and low double visual angles are provided for a driver, the large visual angle of the driver is enlarged, and the driver can conveniently and correctly operate.
And fourthly, the fixed base is additionally provided with a damping buffer structure, so that the damage caused by the direct rigid contact of the angle adjusting plate and the fixed base is prevented when the angle is adjusted.
Drawings
FIG. 1 is a perspective view of a multi-angle elevating apparatus for an excavator according to the present invention;
FIG. 2 is a schematic structural view of a multi-angle lifting device for an excavator according to the present invention;
FIG. 3 is a perspective view of a multi-angle lifting device for excavators according to an embodiment 2 of the present invention;
FIG. 4 is a perspective view of a multi-angle lifting device for excavators according to an embodiment 3 of the present invention;
in the attached drawings
Wherein the method comprises the following steps: the hydraulic lifting device comprises a cab (1), an angle adjusting plate (2), a driving motor (3), an excavator rotary table (4), a spiral lifter (5), a camera (6), a fixed base (7), a connecting shaft (8), a hydraulic telescopic rod (9), an electric telescopic rod (10), a lifting shaft (11), a connecting seat (12), an electric rotary table (13), a buffering supporting block (14), a spring (15) and a damping telescopic rod (16).
The specific implementation mode is as follows:
example 1:
the invention discloses a multi-angle lifting device for an excavator, which is realized by comprising an angle adjusting plate (2), a driving motor (3), a spiral lifter (5), a camera (6), a fixed base (7), a connecting shaft (8), a hydraulic telescopic rod (9), an electric telescopic rod (10), a lifting shaft (11) and a connecting seat (12), wherein the driving motor (3) is arranged on the spiral lifter (5), a motor shaft of the driving motor (3) is connected with a worm of the spiral lifter (5), the fixed base (7) is arranged at the top end of the lifting shaft (11) of the spiral lifter (5), a clamping sleeve is arranged in the middle of the bottom of the fixed base (7) and sleeved on the lifting shaft (11), a clamping strip is arranged on the inner side wall of the clamping sleeve, a clamping groove is formed in the outer side wall of the lifting shaft (11) and clamped on the clamping strip, and the fixed base (7) consists of two sections, one section of the fixed base (7) is wide, the other section of the fixed base is narrow, the wider section of the fixed base (7) is longer than the narrower section of the fixed base (7), the angle adjusting plate (2) is arranged on the fixed base (7), one end of the angle adjusting plate (2) is rotatably connected with one end of the fixed base (7) through a connecting shaft (8), the length of the angle adjusting plate (2) is less than or equal to the length of the fixed base (7), the width of the angle adjusting plate (2) is equal to the wider section of the fixed base (7), the fixed ends of the two hydraulic telescopic rods (9) are respectively hinged to two sides of the narrower section of the end of the fixed base (7) through a hinge shaft, the telescopic ends of the two hydraulic telescopic rods (9) are respectively hinged to the bottom of the angle adjusting plate (2), the bottom of the wider section of the end of the fixed base (7) is an inclined plane, and the fixed end of the electric telescopic rod (10) is connected with the inclined plane of the bottom of the fixed base (7), the telescopic end of the electric telescopic rod (10) is connected with a connecting seat (12), the electric telescopic rod (10) is vertically placed, two sides of the connecting seat (12) are bent upwards to form a protective plate, a protective pad is arranged on the surface of the protective plate, a camera (6) is arranged on the connecting seat (12), the fixed base (7) is formed by welding steel plates, a plurality of reinforcing strips are embedded in the fixed base (7), an installation groove is formed in the upper surface of the angle adjusting plate (2), a plurality of limiting blocks are arranged at the bottom of the angle adjusting plate (2), a plurality of limiting grooves are formed in the fixed base (7) and correspond to the limiting blocks one to one, shock absorbing pads are arranged in the limiting grooves, the shock absorbing pads are rubber pads, and a plurality of springs (15) are embedded in the rubber pads;
when the device is used, firstly, the lifting device is installed between an excavator rotary table (4) and a cab (1), a spiral lifter (5) is welded and fixed on the excavator rotary table (4), an angle adjusting plate (2) is welded at the bottom of the cab (1), a camera (6) is in signal connection with a display in the cab (1) through a data transmission line, and a hydraulic telescopic rod (9), an electric telescopic rod (10) and a driving motor (3) are in signal connection with a control console in the cab through the data transmission line;
when the height of the cab (1) is adjusted singly, the driving motor (3) is controlled to work through a control console in the cab (1), the driving motor (3) drives the worm of the spiral lifter (5) to rotate, so that the lifting shaft (11) on the spiral lifter (5) moves up and down, the lifting shaft (11) drives the cab (1) to ascend or descend through the fixed base (7) and the angle adjusting plate (2), and further the height of the cab (1) is adjusted;
when the angle of the cab (1) is adjusted, the hydraulic telescopic rods (9) on two sides of the fixed base (7) are controlled to work through a control console in a driver, the two hydraulic telescopic rods (9) push the angle adjusting plate (2) to deflect, so that the cab (1) fixed on the angle adjusting plate (2) is adjusted to a certain inclination angle, and the inclination angle adjusting range of the cab (1) is 0-18 degrees;
when the cab (1) ascends or descends, a driver can control and adjust the electric telescopic rod (10) at the bottom of the fixed base (7) through a control console in the cab (1), so that the telescopic end of the electric telescopic rod (10) stretches and moves up and down, the monitoring visual field of the camera (6) fixed to the telescopic end of the electric telescopic rod is ensured, and the excavating visual angle of the driver is expanded;
example 2:
the difference between this example and example 1 is: an electric rotating disc (13) is arranged between the electric telescopic rod (10) and the fixed base (7), and the electric rotating disc (13) can rotate for 360 degrees; when in use, the camera (6) can be adjusted at multiple angles;
example 3:
the difference between this example and example 1 is: the shock absorption device is characterized in that two groups of shock absorption components are arranged on the fixed base (7) and are respectively close to two ends of the fixed base (7), one group of shock absorption components consists of two shock absorption components, a round groove is formed in the position, corresponding to the shock absorption components, of the fixed base (7), the shock absorption components consist of a shock absorption telescopic rod (16), a spring (15) and a buffer supporting block (14), the shock absorption telescopic rod (16) is arranged in the round groove, the fixed end of the bottom of the shock absorption telescopic rod (16) is connected with the fixed base (7), the telescopic end of the top of the shock absorption telescopic rod (16) penetrates out of the round groove upwards, and the buffer supporting block (14) is arranged on the telescopic rod at the top of the shock absorption telescopic rod (16); when the angle adjusting plate is used, when the angle adjusting plate (2) deflects and descends, the supporting and buffering effects can be achieved, and damage caused by direct rigid contact of the angle adjusting plate (2) and the fixed base (7) is avoided;
a clamping strip is arranged on the inner side wall of the clamping sleeve, a clamping groove is formed in the outer side wall of the lifting shaft (11), and the clamping strip is clamped, so that rotation between the fixed base (7) and the lifting shaft (11) can be prevented, and the connection stability is improved;
the fixed base (7) is composed of two sections, one section is wide, the other section is narrow, and two sides of the narrow section are reserved spaces for installing the hydraulic telescopic rod (9);
the design that the length of a wider section of the fixed base (7) is greater than the length of the other narrower section of the fixed base (7) ensures the strength of the fixed base (7) and the support stability of the angle adjusting plate (2);
the length of the angle adjusting plate (2) is less than or equal to that of the fixed base (7), so that when the angle adjusting plate (2) completely descends to the fixed base (7), the angle adjusting plate (2) can completely fall on the fixed base (7) in length, and further stability is better;
the two sides of the connecting seat (12) are bent upwards to form a protective plate, so that the camera (6) can be protected on the side edge, and the camera (6) is prevented from being damaged by splashing of external sand, soil, stones and the like;
the design that a plurality of reinforcing strips are embedded in the fixed base (7) can further enhance the strength of the fixed base (7) and ensure the support stability;
the design that the mounting groove is formed in the upper surface of the angle adjusting plate (2) enables the bottom of the cab (1) to be embedded into the mounting groove when the angle adjusting plate (2) is mounted, and therefore the mounting connection between the angle adjusting plate (2) and the cab (1) is tighter;
the bottom of the angle adjusting plate (2) is provided with a plurality of limiting blocks, the fixed base (7) is provided with a plurality of limiting grooves, and the limiting blocks are in one-to-one correspondence with the limiting blocks, so that when the angle adjusting plate (2) completely falls onto the fixed base (7), the limiting blocks on the angle adjusting plate (2) are clamped into the limiting grooves, and further limiting and fixing are carried out on the angle adjusting plate (2);
the limiting groove is internally provided with a shock pad, the shock pad is a rubber pad, and a plurality of springs (15) are embedded in the rubber pad, so that shock absorption and buffering can be performed to a certain degree;
the design that a plurality of damping elastic pieces are arranged on the upper surface of the buffering supporting block (14) can further improve the damping and buffering effects on the cab (1);
the buffering supporting block (14) is of a circular structure, and the diameter of the buffering supporting block (14) is smaller than that of the circular groove, so that when the angle adjusting plate (2) completely falls onto the fixing base (7), the buffering supporting block (14) can be pressed down by the angle adjusting plate (2) and completely enters the circular groove, and further, the buffering supporting block (14) is prevented from forming a barrier between the angle adjusting plate (2) and the fixing base (7);
the spiral elevator (5) is matched with the fixed base (7), so that the cab (1) can be quickly lifted, and compared with the conventional lifting in a hydraulic and guide rail mode, the lifting device is low in noise and simple to maintain;
the angle adjusting plate (2) is matched with the hydraulic telescopic rod (9), so that the angle of the cab (1) can be adjusted, and the using effect is better;
the camera (6) is matched with the electric telescopic rod (10), so that the height of the camera (6) can be adjusted, a low visual angle is provided for a driver, and the operation of the driver is facilitated;
during height adjustment, the driving motor (3) drives the worm of the spiral lifter (5) to rotate, and the lifting shaft (11) of the spiral lifter (5) can be driven to move up and down by driving the worm to rotate, so that the cab (1) can be lifted;
during angle adjustment, the hydraulic telescopic rod (9) is driven to work, and the angle adjusting plate (2) can be pushed to deflect by the hydraulic telescopic rod (9) to adjust the angle of the cab (1);
when the cab (1) ascends, the electric telescopic rod (10) is controlled to descend, so that the camera (6) can be used for shooting at a lower position, and the height double-visual angle of a driver is guaranteed;
the purpose that the cab (1) is lifted through the spiral lifter (5), the angle of the cab (1) is adjusted through the angle adjusting plate (2) at the bottom of the cab, and the visual field of a driver is expanded through the lifting camera (6) is achieved.
The above embodiments are preferred embodiments of the present invention, and are not intended to limit the scope of the present invention. It will be appreciated by those skilled in the art that changes may be made without departing from the scope of the invention, and it is intended that all matter contained in the above description or shown in the accompanying drawings shall be interpreted as illustrative and not in a limiting sense.
Claims (8)
1. The utility model provides a multi-angle elevating gear for excavator, characterized by: the angle adjusting plate is arranged on the fixed base, one end of the angle adjusting plate is rotatably connected with one end of the fixed base through the connecting shaft, the fixed ends of the two hydraulic telescopic rods are respectively arranged on two sides of the narrower end part of the fixed base through a hinged shaft, the telescopic ends of the two hydraulic telescopic rods are respectively hinged to the bottom of an angle adjusting plate, the fixed end of the electric telescopic rod is connected with the bottom inclined plane of a fixed base, the telescopic end of the electric telescopic rod is connected with a connecting seat, the electric telescopic rod is vertically arranged, two sides of the connecting seat are bent upwards to form a protective plate, a camera is arranged on the connecting seat, the upper surface of the angle adjusting plate is provided with an installation groove, the bottom of the angle adjusting plate is provided with a plurality of limiting blocks, the fixed base is provided with a plurality of limiting grooves which are in one-to-one correspondence with the limiting blocks, an electric rotary table is arranged between the electric telescopic rod and the fixed base and can rotate 360 degrees, the fixed base is provided with two groups of damping parts which are respectively close to two ends of the fixed base, one group of damping parts is composed of two damping parts, and the position of the fixed base corresponding to the damping parts is provided with a circular groove, the damping part comprises damping telescopic rod, spring and buffering supporting block, in damping telescopic rod arranged the circle recess, and damping telescopic rod ' S bottom stiff end and unable adjustment base are connected, damping telescopic rod ' S the flexible end in top is upwards worn out from the circle recess, and the buffering supporting block is arranged in on damping telescopic rod ' S the telescopic top telescopic link, the upper surface of buffering supporting block has a plurality of shock attenuation flexure strips, shock attenuation flexure strip tail S type structure.
2. The multi-angle lifting device for the excavator of claim 1, wherein the buffering support block is of a circular structure, and the diameter of the buffering support block is smaller than that of the circular groove.
3. The multi-angle lifting device for the excavator of claim 1 wherein the wider section of the fixed base is longer than the narrower section of the fixed base.
4. The multi-angle lifting device for the excavator of claim 1 or 3, wherein the bottom of the wider end of the fixed base is an inclined surface.
5. The multi-angle lifting device for the excavator of claim 4 wherein the width of the angle adjusting plate is equal to the width of the wider section of the fixed base.
6. The multi-angle lifting device for the excavator of claim 5, wherein the length of the angle adjusting plate is less than or equal to the length of the fixing base.
7. The multi-angle lifting device for the excavator of claim 6, wherein a plurality of reinforcing bars are embedded in the fixing base.
8. The multi-angle lifting device for the excavator of claim 1, wherein a shock pad is arranged in the limiting groove, the shock pad is a rubber pad, and a plurality of springs are arranged in the rubber pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910566020.8A CN110219336B (en) | 2019-06-27 | 2019-06-27 | Multi-angle lifting device for excavator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910566020.8A CN110219336B (en) | 2019-06-27 | 2019-06-27 | Multi-angle lifting device for excavator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110219336A CN110219336A (en) | 2019-09-10 |
| CN110219336B true CN110219336B (en) | 2022-04-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910566020.8A Active CN110219336B (en) | 2019-06-27 | 2019-06-27 | Multi-angle lifting device for excavator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110219336B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111776086B (en) * | 2020-07-15 | 2021-08-06 | 徐州徐工挖掘机械有限公司 | Cab lifting control method, controller, control system and engineering machinery |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201516875U (en) * | 2009-09-03 | 2010-06-30 | 北京中冀福庆专用车有限公司 | Cab turning structure |
| JP2012188802A (en) * | 2011-03-08 | 2012-10-04 | Sumitomo (Shi) Construction Machinery Co Ltd | Cab front guard having steps for construction machine |
| CN107083788A (en) * | 2016-02-14 | 2017-08-22 | 王彩云 | A kind of multi-angle excavator cab |
| CN207660025U (en) * | 2017-12-22 | 2018-07-27 | 内蒙古交工建设集团有限责任公司 | A kind of hydraulic excavator for road and bridge construction |
| CN208430556U (en) * | 2018-06-12 | 2019-01-25 | 龙川县永鹏程工程机械有限公司 | A kind of excavator cab of high security |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5516439B2 (en) * | 2011-01-25 | 2014-06-11 | コベルコ建機株式会社 | Construction machinery |
-
2019
- 2019-06-27 CN CN201910566020.8A patent/CN110219336B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201516875U (en) * | 2009-09-03 | 2010-06-30 | 北京中冀福庆专用车有限公司 | Cab turning structure |
| JP2012188802A (en) * | 2011-03-08 | 2012-10-04 | Sumitomo (Shi) Construction Machinery Co Ltd | Cab front guard having steps for construction machine |
| CN107083788A (en) * | 2016-02-14 | 2017-08-22 | 王彩云 | A kind of multi-angle excavator cab |
| CN207660025U (en) * | 2017-12-22 | 2018-07-27 | 内蒙古交工建设集团有限责任公司 | A kind of hydraulic excavator for road and bridge construction |
| CN208430556U (en) * | 2018-06-12 | 2019-01-25 | 龙川县永鹏程工程机械有限公司 | A kind of excavator cab of high security |
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| Publication number | Publication date |
|---|---|
| CN110219336A (en) | 2019-09-10 |
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