CN114277865A - Improved amphibious excavator - Google Patents
Improved amphibious excavator Download PDFInfo
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- CN114277865A CN114277865A CN202210131028.3A CN202210131028A CN114277865A CN 114277865 A CN114277865 A CN 114277865A CN 202210131028 A CN202210131028 A CN 202210131028A CN 114277865 A CN114277865 A CN 114277865A
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- frame
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- 238000007667 floating Methods 0.000 claims abstract description 8
- 229910000851 Alloy steel Inorganic materials 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 238000010276 construction Methods 0.000 description 4
- 238000005188 flotation Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005536 corrosion prevention Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
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Abstract
The invention discloses an improved amphibious excavator, which comprises an excavator body, a frame, a cross beam, a buoyancy tank, a first fixing frame, a second fixing frame and a latch block, wherein the first fixing frame and the second fixing frame comprise cavities surrounded by plates, the cavities are provided with plug slots, and the first fixing frame and the second fixing frame are movably connected through the latch block; the plug block is provided with two symmetrical embedded blocks, a groove is arranged between the embedded blocks, and the two embedded blocks respectively penetrate through the plug grooves of the first fixed frame and the second fixed frame and are embedded into the cavity of the first fixed frame and the second fixed frame. The number of the first fixing frames is four, the first fixing frames are symmetrically arranged on the upper portion of the inner side face of the floating box in pairs, and the first fixing frames are arranged on the upper portion of the mounting hole. The number of the second fixed frames is four, the second fixed frames are symmetrically arranged on the upper portion of the outer side face of the frame, and the second fixed frames are arranged on the upper portion of the cross beam. The connection mode of the buoyancy tank and the cross beam is simple and convenient, the stability is higher, the rigidity is better, the maintenance frequency is shortened, and safety accidents are avoided.
Description
Technical Field
The invention belongs to the field of special excavators, and particularly relates to an improved amphibious excavator.
Background
The amphibious excavator has the use functions of a common excavator, has the characteristics of ultralow specific grounding pressure, water floating and navigating and the like, and is a special excavating machine capable of automatically entering and exiting a mud marsh, a water area and a river slope embankment. The amphibious excavator has the advantage of large buoyancy, and can ensure normal operation and safe floating navigation of the whole excavator in muddy water. In actual construction, the vehicle can run on water, marsh and soft ground without any other auxiliary equipment consignment, and can automatically enter and exit the water area through the configuration of the engine.
However, the chassis and the buoyancy tank of the existing amphibious excavator are connected as shown in the attached drawing 1 of the specification, the excavator is connected with the chassis, the chassis is installed on a frame, the frame is connected with two tubular beams through hoops, the beams penetrate through installation holes of the buoyancy tank, the buoyancy tank is matched with beam hole shafts, and the buoyancy tank plays a supporting role on the beams. After the cross beam passes through the buoyancy tank, in order to prevent the buoyancy tank from falling off from the cross beam or generating transverse shifting under the stress of the water surface, the existing solution is shown in the attached figure 2 in the specification, vertical pin holes are drilled at two ends of the cross beam, and the cross beam and the side surface of the buoyancy tank are locked through two pins. This way the lateral displacement of the beams and the buoyancy tanks can be limited, but in practical use there are the following problems:
1. because the tail end of the cross beam is far away from the center of the frame, the frame and the chassis are used as fulcrums according to the lever principle, and the swing amplitude of the tail end of the cross beam is maximum. In the long-term use process, the friction between the pipe wall of the cross beam and the inner hole of the buoyancy tank is frequent, so that the hole-shaft clearance is expanded, the main result is that the wall of the buoyancy tank is abraded, the pin is finally fractured or falls off, the transverse limiting failure is caused, and meanwhile, the transmission of force between the buoyancy tank and the cross beam is influenced by the expansion of the clearance;
2. in the process of installing the pin, the cross beam and the pin hole of the buoyancy tank need to be aligned, or the pin hole is matched after the pin is inserted, so that the installation difficulty of the pin is increased, and when the pin is maintained after being broken or dropped, a new pin is extremely difficult to install due to the rotation and distortion between the cross beam and the buoyancy tank hole, and the installation and the disassembly are very difficult; the existing solution is to weld an iron hook between two buoyancy tanks, and the buoyancy tanks are connected through a chain to limit the lateral moving out of the buoyancy tanks;
3. after the pin is broken or falls off, if the pin is not found in time, the buoyancy tank can fall off from the cross beam, so that safety accidents are caused, and the consequences are serious;
4. when bearing large-tonnage and digging the machine, need additionally add a flotation tank in current flotation tank outside, current crossbeam and flotation tank connection structure are influential to newly adding the flotation tank, need demolish, comparatively troublesome.
Disclosure of Invention
In view of the above-mentioned shortcomings of the prior art, the present invention aims to provide an improved amphibious excavator, which eliminates the connection of a cross beam and a buoyancy tank through a pin, reduces the swing distance by arranging two fixing frames and a pin block between a frame and the buoyancy tank, changes the hole shaft friction into the plane friction, and avoids the difficulties of limiting by using a pin.
In order to achieve the purpose, the invention provides an improved amphibious excavator, which comprises an excavator body, a frame, a cross beam and a buoyancy tank, wherein the excavator body is arranged in the center of the frame, and a bracket of the frame is connected with the cross beam through a U-shaped hoop; more than two buoyancy tanks are symmetrically arranged on two sides of the frame; the two beams penetrate through the buoyancy tank,
the fixing device comprises a first fixing frame, a second fixing frame and a pin block, wherein the first fixing frame and the second fixing frame comprise cavities formed by surrounding plates, the cavities are provided with inserting grooves, and the first fixing frame and the second fixing frame are movably connected through the pin block; the plug block is provided with two symmetrical embedded blocks, a groove is arranged between the embedded blocks, the two embedded blocks respectively pass through the plug grooves of the first fixed frame and the second fixed frame and are embedded into the cavities of the first fixed frame and the second fixed frame,
four first fixing frames are arranged on the upper part of the inner side surface of the buoyancy tank in a pairwise symmetry manner, the first fixing frames are arranged on the upper part of the mounting holes,
the number of the second fixed frames is four, every two second fixed frames are symmetrically arranged on the upper portion of the outer side face of the frame, and the second fixed frames are arranged on the upper portion of the cross beam.
Furthermore, a hanging ring is arranged at the top of the pin block, so that the pin block can be conveniently taken and placed from the first fixing frame and the second fixing frame.
Furthermore, in order to reduce the space occupation, a groove is formed in the inner side face of the floating box, and the first fixing frame is installed in the groove.
Furthermore, the first fixing frame, the second fixing frame and the bolt block are made of alloy steel, and the surfaces of the first fixing frame, the second fixing frame and the bolt block are subjected to anti-corrosion treatment.
Furthermore, four buoyancy tanks are arranged on two sides of the frame in pairwise symmetry.
The invention has the beneficial effects that:
the improved amphibious excavator provided by the invention improves the existing transverse displacement limiting mode of the beam and the buoyancy tank, cancels a pin mode, reduces the force arm at the joint, thereby reducing swing and friction, changes hole shaft friction into plane friction, adopts a pin block and two fixing frames in the connection mode of the buoyancy tank and the beam, is simpler and more convenient, has higher stability and better rigidity, shortens maintenance frequency, is convenient to maintain, and avoids safety accidents. More importantly, the existing amphibious excavator can be modified, and a new buoyancy tank is convenient to add.
Drawings
Figure 1 is a schematic perspective view of a prior art amphibious excavator as set forth in the background of the invention;
FIG. 2 is an enlarged schematic view of portion A of FIG. 1;
figure 3 is a schematic perspective view of an improved amphibious excavator according to the present invention;
FIG. 4 is an enlarged schematic view of portion B of FIG. 3;
figure 5 is a schematic top view of the improved amphibious excavator of the present invention with the airframe removed;
fig. 6 is an enlarged schematic view of portion C of fig. 5;
FIG. 7 is a schematic perspective view of the beam and buoyancy tanks of the present invention as installed;
fig. 8 is an enlarged schematic view of a portion D of fig. 7;
FIG. 9 is an enlarged perspective view of the latch block of the present invention;
FIG. 10 is a perspective view of the buoyancy tank of the present invention;
fig. 11 is an enlarged schematic view of portion E of fig. 10;
FIG. 12 is a perspective view of a portion of the vehicle frame of the present invention;
fig. 13 is an enlarged schematic view of portion F of fig. 12.
In the figure: 1. a body; 2. a buoyancy tank; 3. a cross beam; 4. mounting holes; 5. a frame; 6. a first fixed frame; 7. a second fixed frame; 8. a latch block; 801. a lifting ring.
Detailed Description
The details of the present invention are described below with reference to the accompanying drawings and specific embodiments.
As shown in fig. 3 and 4, the improved amphibious excavator comprises an engine body 1, a frame 5, a cross beam 3 and a buoyancy tank 2, wherein the engine body 1 is installed in the center of the frame 5, and a bracket of the frame 5 is connected with the cross beam 3 through a U-shaped hoop. More than two buoyancy tanks 2 are symmetrically arranged on two sides of the frame 5. Two beams 3 penetrate through the floating box 2.
As shown in fig. 5, 6, 7 and 8, the fixing frame further comprises a first fixing frame 6, a second fixing frame 7 and a plug pin block 8, wherein the first fixing frame 6 and the second fixing frame 7 comprise a cavity formed by surrounding plates. The cavity is provided with a plug-in groove, and the first fixed frame 6 and the second fixed frame 7 are movably connected through a plug pin block 8. As shown in fig. 9, the latch block 8 is provided with two symmetrical inserts with a groove between them. The two insert blocks respectively pass through the inserting grooves of the first fixing frame 6 and the second fixing frame 7 and are embedded into the cavities of the first fixing frame 6 and the second fixing frame 7.
As shown in fig. 10 and 11, four first fixed frames 6 are symmetrically arranged on the upper portion of the inner side surface of the buoyancy tank 2 in pairs, and the first fixed frames 6 are arranged on the upper portion of the mounting holes 4.
As shown in fig. 12 and 13, four second fixed frames 7 are provided, and are mounted on the upper portion of the outer side surface of the frame 5 in a pairwise symmetry, and the second fixed frames 7 are provided on the upper portion of the cross member 3.
In one example, the top of the latch block 8 is provided with a hanging ring 801, which facilitates the access from the first fixing frame 6 and the second fixing frame 7.
In one example, in order to reduce the space occupation, the inner side surface of the buoyancy tank 2 is provided with a groove, and the first fixing frame 6 is installed in the groove.
In one example, the first fixing frame 6, the second fixing frame 7 and the bolt block 8 are made of alloy steel, and the surfaces of the alloy steel are subjected to corrosion prevention treatment.
In one example, four buoyancy tanks 2 are arranged on two sides of the frame 5 symmetrically.
The working principle of the invention is as follows:
the amphibious excavator can dig, level, desilt, drill, smash and plane on land and water, and overcome the defects that the existing common land mechanical equipment cannot carry out water surface construction, the design technology of a common boat type excavator is lagged, the structure is unreasonable, the function is single, the heavy buoyancy is low, a stable device is not arranged, the construction operation is difficult, the deepwater operation is difficult, the construction effect is poor, the safe energy-saving rate is low, and the like.
In order to restrict the lateral movement of the buoyancy tank 2 and the cross beam 3, the cross beam 3 and the buoyancy tank 2 are locked by pins in the traditional mode, but the pins are easily broken or fall off during working, so that the transverse limiting failure is caused, meanwhile, the gap expansion influences the conduction of force between the buoyancy tank 2 and the cross beam 3, and the new buoyancy tank 2 is not favorable to be additionally arranged.
In order to reduce the unreliability of pin connection, the improved amphibious excavator adopts the fixing frames and the plug block 8 to loosen and lock in a plugging mode, the two fixing frames are arranged between the frame 5 and the inner side surface of the floating box 2, and the chassis is used as a pivot. The invention cancels pins, pin holes, grooves and the like on the outer side surface of the buoyancy tank 2, has better appearance consistency and is convenient for installing a new buoyancy tank 2. The bolt block 8 is more firmly connected with the fixed frame, the rigidity is better, and the influence of the breakage of the bolt is avoided. Experiments prove that the maintenance frequency can be reduced by 90%, and the installation and disassembly time can be shortened by 60%.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It should be understood by those skilled in the art that the foregoing embodiments are merely illustrative of the technical spirit and features of the present invention, and the present invention is not limited thereto but may be implemented by those skilled in the art.
Claims (5)
1. An improved amphibious excavator comprises an excavator body (1), a frame (5), a cross beam (3) and a buoyancy tank (2), wherein the excavator body (1) is installed in the center of the frame (5), and a support of the frame (5) is connected with the cross beam (3) through a U-shaped hoop; more than two buoyancy tanks (2) are symmetrically arranged on two sides of the frame (5); two beams (3) penetrate through the floating box (2),
the method is characterized in that: the fixing device is characterized by further comprising a first fixing frame (6), a second fixing frame (7) and a latch block (8), wherein the first fixing frame (6) and the second fixing frame (7) comprise cavities formed by plates in a surrounding mode, the cavities are provided with plug slots, and the first fixing frame (6) and the second fixing frame (7) are movably connected through the latch block (8); the pin block (8) is provided with two symmetrical embedded blocks, a groove is arranged between the embedded blocks, the two embedded blocks respectively pass through the inserting grooves of the first fixed frame (6) and the second fixed frame (7) and are embedded into the cavities of the first fixed frame (6) and the second fixed frame (7),
four first fixed frames (6) are arranged on the upper part of the inner side surface of the buoyancy tank (2) in a pairwise symmetry manner, the first fixed frames (6) are arranged on the upper part of the mounting hole (4),
the number of the second fixing frames (7) is four, every two second fixing frames are symmetrically arranged on the upper portion of the outer side face of the frame (5), and the second fixing frames (7) are arranged on the upper portion of the cross beam (3).
2. An improved amphibious excavator as claimed in claim 1 wherein: the top of the pin block (8) is provided with a hanging ring (801), so that the pin block can be conveniently taken and placed from the first fixing frame (6) and the second fixing frame (7).
3. An improved amphibious excavator as claimed in claim 1 wherein: a groove is formed in the inner side face of the floating box (2), and the first fixing frame (6) is installed in the groove.
4. An improved amphibious excavator as claimed in claim 1 wherein: the first fixing frame (6), the second fixing frame (7) and the pin block (8) are made of alloy steel, and the surfaces of the first fixing frame and the second fixing frame are subjected to anticorrosive treatment.
5. An improved amphibious excavator as claimed in claim 1 wherein: four buoyancy tanks (2) are arranged on two sides of the frame (5) in pairwise symmetry.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210131028.3A CN114277865A (en) | 2022-02-13 | 2022-02-13 | Improved amphibious excavator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210131028.3A CN114277865A (en) | 2022-02-13 | 2022-02-13 | Improved amphibious excavator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114277865A true CN114277865A (en) | 2022-04-05 |
Family
ID=80881911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210131028.3A Pending CN114277865A (en) | 2022-02-13 | 2022-02-13 | Improved amphibious excavator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114277865A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115226481A (en) * | 2022-07-01 | 2022-10-25 | 安徽轩泰环境科技有限公司 | Amphibious multifunctional mowing and collecting all-in-one machine |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202519729U (en) * | 2012-05-04 | 2012-11-07 | 熔盛机械有限公司 | Detachable base plate assembly mounting structure of wetland excavator |
| CN203268180U (en) * | 2013-06-03 | 2013-11-06 | 北京南车时代机车车辆机械有限公司 | Buoyancy tank crawler-type chassis and walking machine |
| DE102014006108B3 (en) * | 2014-04-29 | 2015-10-22 | JOBO Spezial-Maschinen GmbH | Crawler-drive chassis for an amphibious work machine |
| CN206233294U (en) * | 2016-12-08 | 2017-06-09 | 天津正军机械制造有限公司 | One kind is based on connection amphibian digging machine deep bid |
| CN112878270A (en) * | 2021-02-21 | 2021-06-01 | 中国人民解放军92228部队 | Marine assembled buoyancy tank adopting rigid connection device |
| CN216739795U (en) * | 2022-02-13 | 2022-06-14 | 建湖宝迪工程机械有限公司 | Improved amphibious excavator |
-
2022
- 2022-02-13 CN CN202210131028.3A patent/CN114277865A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202519729U (en) * | 2012-05-04 | 2012-11-07 | 熔盛机械有限公司 | Detachable base plate assembly mounting structure of wetland excavator |
| CN203268180U (en) * | 2013-06-03 | 2013-11-06 | 北京南车时代机车车辆机械有限公司 | Buoyancy tank crawler-type chassis and walking machine |
| DE102014006108B3 (en) * | 2014-04-29 | 2015-10-22 | JOBO Spezial-Maschinen GmbH | Crawler-drive chassis for an amphibious work machine |
| CN206233294U (en) * | 2016-12-08 | 2017-06-09 | 天津正军机械制造有限公司 | One kind is based on connection amphibian digging machine deep bid |
| CN112878270A (en) * | 2021-02-21 | 2021-06-01 | 中国人民解放军92228部队 | Marine assembled buoyancy tank adopting rigid connection device |
| CN216739795U (en) * | 2022-02-13 | 2022-06-14 | 建湖宝迪工程机械有限公司 | Improved amphibious excavator |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115226481A (en) * | 2022-07-01 | 2022-10-25 | 安徽轩泰环境科技有限公司 | Amphibious multifunctional mowing and collecting all-in-one machine |
| CN115226481B (en) * | 2022-07-01 | 2024-02-27 | 安徽轩泰环境科技有限公司 | Amphibious multifunctional mowing and collecting integrated machine |
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