CN216275897U - Multi-head conjoined river and canal excavator - Google Patents
Multi-head conjoined river and canal excavator Download PDFInfo
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- CN216275897U CN216275897U CN202120602815.2U CN202120602815U CN216275897U CN 216275897 U CN216275897 U CN 216275897U CN 202120602815 U CN202120602815 U CN 202120602815U CN 216275897 U CN216275897 U CN 216275897U
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Abstract
The utility model relates to a multi-head conjoined canal excavator, which comprises a plurality of laser spiral gravel tunneling devices (1), a propelling crawler wheel (4), a power device (5), a silt discharge port (6), a dam forming rolling wheel (7) and a floating soil collecting device (8), wherein the excavators are combined side by side; a sand and stone collecting pipe (12) is transversely arranged behind the excavating cutter head (3), and a sediment outlet (6) of the excavating cutter head (3) is respectively communicated with the sand and stone collecting pipe (12); sand and stone collecting pipe outlets (13) are arranged at two ends of the sand and stone collecting pipe (12), sand and stone discharge silt to the rear through the left sand and stone collecting pipe outlet (13) and the right sand and stone collecting pipe outlet (13) of the sand and stone collecting pipe (12), and the discharged sand and stone are piled up and rolled into a dam through matching of a floating soil collecting device (8) and a dam forming roller (7) which are respectively arranged at the left side and the right side. The multi-head conjoined canal excavator adopts drilling and cutting or rolling type excavation and laser stone breaking to be carried out simultaneously, so that the excavation resistance is reduced, and the efficiency is greatly improved.
Description
Technical Field
The utility model relates to a river and canal excavation construction technology, in particular to a multi-head conjoined excavator which can excavate a wider construction section simultaneously when excavating a canal, and an excavating tooth claw is matched with a laser stone breaking device for use, so that the excavating efficiency is improved, and the dam of the canal is quickly and efficiently integrally formed.
Background
Canal excavation is a work required by various industries, and canal excavation operation is often required in water conservancy, agriculture, municipal engineering and various building constructions. The existing trenching equipment is more, a traditional excavator is adopted for excavating in the process of excavating a canal, the trimming flatness of a canal side slope is difficult to control, the unevenness of the side slope can influence the subsequent concrete pouring, the stability of the canal foundation is reduced, and the engineering quality is influenced; meanwhile, if manual trimming is performed after excavation operation, the working efficiency is low and the cost investment is large. The existing ditching equipment has the defects that the structure of the ditching equipment is unreasonable, the designed ditching effect is difficult to achieve, and the phenomena of bulldozing and hilling occur during ditching; the efficiency is not high during working, the ditching speed is slow, and the construction requirements can not be met.
Patent No. 201921913667.5, the name "expressway canal make-up machine" discloses a canal shaping excavation device, includes: the crawler wheels are pushed to support and drive the whole excavator to form the self-propelled excavator, and the pressure required by the excavator in the excavating process is applied to the excavator by utilizing the crawler structure; the excavating cutter is erected on a driving shaft, a plurality of excavating tooth claws which are longitudinally arranged are symmetrically arranged on the outer side wall of the front end of the shell, silt jet orifices are arranged below two sides of the rear end of the shell, and sand and stones entering the conical shell of the excavating cutter are discharged backwards through the silt jet orifices; the spiral sandstone diverter is arranged in the shell of the excavating cutter head and is coaxial with the excavating cutter head; the sand and stone entering the conical shell of the excavating cutter head is accelerated to be discharged from the sediment jet orifice under the action of the spiral sand and stone flow diverter; the floating soil collecting device and the dam forming rolling wheel are sequentially arranged behind the sediment jet orifice, and the sediment and the floating soil discharged from the sediment jet orifice are accumulated into a dam by matching the sediment jet orifice and the dam and are rolled and formed.
The express way and canal forming machine is a bucket replacing an excavator, the volume and the weight of the express way and canal forming machine are limited by the excavator, and the express way and canal forming machine is only suitable for the operation of narrow small ditches; when in construction, only the digging teeth are used for digging, and the speed is low, so the working efficiency is low, the application range is limited, and more construction requirements cannot be met.
Disclosure of Invention
The utility model aims to provide the multi-head conjoined canal excavator which can accelerate the speed, can construct on a wide section, enables a canal and a dam to be integrally formed, further meets more construction requirements and improves the working efficiency and the engineering quality.
In order to realize the purpose of the utility model, the following technical scheme is proposed:
a multi-head conjoined canal excavator comprises a plurality of laser spiral gravel tunneling devices 1, a propelling crawler wheel 4, a power device 5, a silt discharge port 6, a dam forming rolling wheel 7, a floating soil collecting device 8 and a chassis, wherein the excavators are combined side by side, the front end of each laser spiral gravel tunneling device 1 is a laser excavating cutter head 3, and the front end of each laser excavating cutter head 3 is provided with a plurality of laser emission windows 14; the chassis adopts a crawler-type structure, two groups of excavators are combined side by side, a plurality of propelling crawler wheels 4 support the whole excavator to run, and when the excavator is used for excavating, the whole excavating work is convenient to control by applying pressure by utilizing the crawler-type structure; a sand-gravel collecting pipe 12 is transversely arranged behind a digging cutter head 3 of the laser spiral sand-gravel tunneling device 1, a silt discharge port 6 is arranged behind and below the outer side of a conical shell of the digging cutter head 3, and the silt discharge ports 6 are respectively communicated with the sand-gravel collecting pipe 12; sand and stone collecting pipe outlets 13 are arranged at two ends of the sand and stone collecting pipe 12, sand and stone entering the conical shell of the plurality of excavating cutter heads 3 are discharged backwards to the sand and stone collecting pipe 12 through a sediment discharge port 6, the left sand and stone collecting pipe outlet 13 and the right sand and stone collecting pipe outlet 13 of the sand and stone collecting pipe 12 discharge sediment backwards, and the discharged sand and stone are piled up into a dam by matching the floating soil collecting device 8 and the dam forming roller 7 which are respectively arranged at the left side and the right side, and are rolled and formed.
The utility model also provides another multi-head conjoined canal excavator, which comprises two groups of laser spiral gravel tunneling devices 1, a propelling crawler wheel 4, a power device 5, a silt discharge port 6, a dam forming roller 7 and a floating soil collecting device 8, wherein the two groups of excavators are combined side by side; the front end of the laser spiral gravel tunneling device 1 is a laser excavating cutter head 3, and the front end of the laser excavating cutter head 3 is provided with a plurality of laser emission windows 14; the chassis adopts a crawler-type structure, the crawler wheels 4 are pushed to support the whole excavator to run, the excavator is used as a self-propelled excavator, the site deployment is flexible and convenient, and the whole excavating work is convenient to control by applying pressure by utilizing the crawler-type structure during excavating; silt discharge ports 6 are respectively arranged at the rear lower part of the outer sides of the conical shells of the two excavating cutter heads 3, gravels entering the conical shells of the excavating cutter heads 3 are discharged backwards through the silt discharge ports 6, a floating soil collecting device 8 and a dam forming roller 7 are respectively arranged at the rear parts of the left silt discharge ports and the right silt discharge ports 6, and the left silt discharge ports and the right silt discharge ports are matched to stack the discharged gravels into dams and are rolled and molded.
The laser spiral gravel tunneling device 1 of the two embodiments comprises a laser excavating cutter head 3 with an opening at the top end and a laser device, wherein the laser excavating cutter head 3 is a hollow shell with a conical front end, and the conical top is provided with an opening; a plurality of longitudinal powerful excavating tooth claws 2 are symmetrically arranged on the side wall of the conical shell, the excavating tooth claws 2 are of arc-shaped strip structures, the upper edge of each excavating tooth claw is provided with a tooth or a hob, sand is excavated, the lower edge of each excavating tooth claw is welded and fixed on the conical wall of the excavating cutter head 3, an opening is cut in the side wall of the conical shell at the lower edge of each excavating tooth claw, a sand inlet is formed by the opening and the arc-shaped excavating tooth claws 2, and sand cut by the excavating tooth claws 2 enters the conical shell of the excavating cutter head 3; a spiral sandstone flow diverter is arranged in the shell of the laser excavating cutter head 3, an excavating cone 11 of the spiral sandstone flow diverter extends out of the opening at the conical top, and the spiral sandstone flow diverter is coaxial with the excavating cutter head 3; mounted on the drive shaft 10; laser device comprises laser emission window 14, laser generator 16 and laser emission pipe fixed disk 17, and laser emission window 14 erects on drive shaft 10, and fixes wall behind the 3 conical shell of cutter head, laser emission pipe fixed disk 17 is fixed on the casing of cutter head 3, and its lateral wall sets up a silt spout 15 and 6 butt joints of silt discharge port, the high strength laser that laser generator 16 produced jets out to laser spiral grit advancing device tunnelling direction through laser emission window 14 for help the spiral advancing device to smash the rock.
Laser device comprises laser generator 16, laser emission pipe 18, laser emission pipe fixed disk 17, laser conduction optic fibre 19 and laser emission window 14, the high strength laser that laser generator 16 produced is through fixing laser emission pipe 18 transmission on the laser emission pipe fixed disk 17 passes through laser conduction optic fibre 19 jets out to the tunnelling direction from laser emission window 14, assists the spiral tunnelling device smashes the rock.
The spiral sandstone diverter is of a rotary conical structure, is arranged in a conical shell with an opening at the top end of the excavating cutter head 3, the center of the conical shell is provided with a driving shaft 10, a spiral blade 9 is fixed on the driving shaft 10, the front end of the driving shaft 10 forms an excavating cone 11, and the excavating cone 11 extends out of the top end opening of the conical shell; during excavation, the excavating cone 11 is located at the foremost end of the excavator.
The floating soil collecting device 8 is a baffle, and stands behind the export of silt discharge port 6, its baffle below is a square notch, for dykes and dams shaping mouth, dykes and dams shaping mouth piles up into dykes and dams shape with silt and the floating soil of silt discharge port 6 discharge, dykes and dams shaping roller 7 sets up dykes and dams shaping mouth rear is rolled into dykes and dams.
The excavating tooth claw 2 is a chromium carbide composite wear-resisting plate, and peripheral racks or hobs and an excavating cone (11) are hard alloy blocks with high wear resistance and long service life.
The rapid canal forming excavator provided by the utility model adopts drilling and cutting or rolling type excavation and laser stone breaking to be carried out simultaneously, so that the excavation resistance is reduced, and the efficiency is greatly improved; the construction speed is accelerated, and meanwhile, the ditch and the dam are integrally formed, so that the engineering efficiency and quality are improved, and the construction cost is reduced.
The utility model has wide engineering adaptability, can be used for excavating canals and ditches suitable for various construction and use requirements, improves the equipment adaptation efficiency and saves the equipment cost.
Drawings
FIG. 1 is a schematic overall view of a double-head conjoined canal excavator;
FIG. 2 is a schematic view of the whole of the multi-head conjoined canal excavator;
FIG. 3 is a schematic view of the laser spiral gravel excavating device of the excavator;
FIG. 4 is a schematic view of a spiral sand diverter;
FIG. 5 is a cross-sectional view of the spiral gravel tunneling head;
FIG. 6 shows the laser section of the laser spiral sand and gravel tunneling apparatus;
FIG. 7 is a cross-sectional view of the laser spiral sand-rock ripping apparatus.
Wherein:
the device comprises a laser spiral sand excavation device 1, an excavation claw 2, an excavation cutter head 3, a propelling crawler wheel 4, a power device 5, a sand discharge port 6, a dam forming rolling wheel 7, a floating soil gathering device 8, a spiral blade 9, a driving shaft 10, an excavation cone 11, a sand gathering pipe 12, a sand gathering pipe outlet 13, a laser emission window 14, a sand nozzle 15, a laser generator 16, a laser emission pipe fixing disc 17, a laser emission pipe 18 and a laser transmission optical fiber 19.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail below with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic diagram of a double-head conjoined canal excavator, as shown in the figure, the excavator is integrally composed of two groups of laser spiral gravel tunneling devices 1, propelling crawler wheels 4, a power device 5, a silt discharge port 6, a dam forming rolling wheel 7 and a floating soil collecting device 8, wherein the front end of each laser spiral gravel tunneling device 1 is a laser excavating cutter head 3, a chassis adopts a crawler-type structure, the two groups of excavators are combined side by side, the 4 propelling crawler wheels 4 support the whole excavator to run and serve as a self-propelled excavator, the site deployment is flexible and convenient, and when the excavator is used for excavating, the crawler-type structure is utilized to apply pressure so as to control the whole excavating work; silt discharge ports 6 are respectively arranged at the rear lower part of the outer sides of the conical shells of the two excavating cutter heads 3, gravels entering the conical shells of the excavating cutter heads 3 are discharged backwards through the silt discharge ports 6, a floating soil collecting device 8 and a dam forming roller 7 are respectively arranged at the rear parts of the left silt discharge ports and the right silt discharge ports 6, and the left silt discharge ports and the right silt discharge ports are matched to stack the discharged gravels into dams and are rolled and molded. When the rapid excavating device is used, firstly, the excavating cone 11 drills and positions, then the excavating tooth claw 2 fixed on the excavating cutter head 3 excavates gradually, and meanwhile, the laser emission window 14 emits high-intensity quaternary laser to the excavating direction to form rapid excavation of a canal. As the conical shell of the excavating cutter head 3 rotates, the gravel inlet on the side wall pushes the gravel cut by the excavating tooth claw 2 into the spiral gravel flow diverter 1 which coaxially rotates with the excavating cutter head 3 in the conical shell, and the crushed gravel is further discharged through the silt nozzle 15 and the butted silt discharge port 6.
FIG. 2 is a schematic view of the whole of the multi-head conjoined canal excavator; the figure shows 4 laser spiral sand and gravel tunnelling devices 1 in side by side combination. A sand-gravel collecting pipe 12 is transversely arranged at the rear part of the excavating cutter head 3 of the laser spiral sand-gravel tunneling device 1, and a silt discharge port 6 is arranged at the rear lower part of the outer side of the conical shell of the excavating cutter head 3 and is respectively communicated with the sand-gravel collecting pipe 12; sand and stone collecting pipe outlets 13 are arranged at two ends of a sand and stone collecting pipe 12, sand and stone entering the conical shell of the plurality of excavating cutter heads 3 are discharged backwards to the sand and stone collecting pipe 12 through a sediment discharge port 6, the left sand and stone collecting pipe outlet 13 and the right sand and stone collecting pipe outlet 13 of the sand and stone collecting pipe 12 discharge sediment backwards, and the discharged sand and stone are piled up into a dam by matching of a floating soil collecting device 8 and a dam forming roller 7 which are respectively arranged at the left side and the right side, and are rolled and formed.
FIG. 3 is a schematic view of the laser spiral gravel excavating device of the excavator; the laser spiral gravel tunneling device 1 comprises a laser excavating cutter head 3 with an opening at the top end and a laser device, wherein the laser excavating cutter head 3 is a hollow shell with a conical front end, and the conical top is provided with an opening; a plurality of longitudinal powerful excavating tooth claws 2 are symmetrically arranged on the side wall of the conical shell, the excavating tooth claws 2 are of arc-shaped strip structures, the upper edges of the excavating tooth claws are provided with teeth or hobs, sand stones are excavated, the lower edges of the excavating tooth claws are welded and fixed on the conical wall of an excavating cutter head 3, an opening is cut in the side wall of the conical shell at the lower edges of the excavating tooth claws, a sand stone inlet is formed together with the arc-shaped excavating tooth claws 2, and the sand stones cut by the excavating tooth claws 2 enter the conical shell of the excavating cutter head 3; the screw driving device (figure 4) is arranged in the shell of the laser excavating cutter head 3, and an excavating cone 11 extends out of the opening at the top of the cone; the spiral tunneling device is coaxial with the excavating cutter head 3; is mounted on the drive shaft 10. The laser device is composed of a laser emission window 14, a laser generator 16 and a laser emission tube fixing disc 17, wherein the laser emission window 14 is erected on the driving shaft 10 and fixed on the rear wall of the conical shell of the excavating cutter head 3, the laser emission tube fixing disc 17 is fixed on the shell of the excavating cutter head 3, a silt nozzle 15 is arranged on the side wall of the laser emission tube fixing disc and is in butt joint with the silt discharge port 6, and high-intensity laser generated by the laser generator 16 is emitted to the tunneling direction of the laser spiral sandstone tunneling device through the laser emission window 14 and is used for assisting the spiral tunneling device in smashing rocks.
Fig. 4 and 5 show the structure of the laser spiral sand and stone heading device and the spiral sand and stone flow diverter. The main body of the excavating cutter head 3 of the laser spiral gravel tunneling device 1 is composed of two parts, the front part is a conical shell with an open top end, the rear part is a cylindrical shell, a plurality of strip-shaped excavating tooth claws 2 are arranged on the side wall of the conical shell and are longitudinally and symmetrically arranged, and each excavating tooth claw 2 and the opening on the side wall of the conical shell form a gravel inlet leading into the shell.
The spiral sandstone diverter is a rotary conical structure, is arranged in a conical shell with an opening at the top end of the excavating cutter head 3, the center of the conical shell is a driving shaft 10, a spiral blade 9 is fixed on the driving shaft 10, the front end of the driving shaft 10 forms an excavating cone 11, and as shown in figure 3, the excavating cone 11 extends out of the top end opening of the conical shell; during excavation, the excavating cone 11 is located at the foremost end of the excavator.
Fig. 6 and 7 show a concrete structure of a laser device of the laser spiral gravel tunneling device, the laser device is composed of a laser generator 16, a laser emission tube 18, a laser emission tube fixing disc 17, a laser conduction optical fiber 19 and a laser emission window 14, high-intensity laser generated by the laser generator 16 is transmitted through the laser emission tube 18 fixed on the laser emission tube fixing disc 17 and then is emitted from the laser emission window 14 to the tunneling direction through the laser conduction optical fiber 19, and the spiral gravel tunneling device is assisted in smashing rocks.
When the spiral sandstone drainage device is used, the driving shaft 10 of the spiral sandstone drainage device is driven by the power device 5 to rotate, the excavating cutter head 3 and the spiral sandstone drainage device 1 are driven to synchronously rotate, the excavating cone 11 at the foremost end drills and is positioned, and then the excavating tooth claw 2 fixed on the excavating cutter head 3 is matched with the laser device to gradually excavate. The crushed gravel is discharged backwards through the silt discharge port 6, the floating soil collecting device 8 is a baffle plate, the baffle plate is erected behind the outlet of the silt discharge port 6, a square dam forming port is formed in one side of the lower portion of the baffle plate close to the inner side, the size of the dam forming port is determined according to the design requirements of a dam, in the process that the excavator pushes forwards, the dam forming port accumulates silt and floating soil discharged from the silt discharge port 6 into a dam shape, the dam forming roller 7 is arranged behind the dam forming port, the shape and the size of the dam forming roller are matched with the dam forming port, and the dam is rolled and formed.
According to the excavating tooth claw 4 chromium carbide composite wear-resistant plate, the peripheral racks and the excavating cone 11 are hard alloy blocks with high wear resistance, and the service life is long.
The rapid canal forming excavator provided by the utility model adopts drilling and cutting or rolling type excavation and laser stone breaking to be carried out simultaneously, so that the excavation resistance is reduced, and the efficiency is greatly improved.
The above-mentioned embodiments are intended to illustrate the objects, aspects and advantages of the present invention, and it should be understood that the above-mentioned embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (7)
1. The multi-head conjoined canal excavator is characterized by comprising a plurality of laser spiral gravel excavating devices (1), a propelling crawler wheel (4), a power device (5), a silt discharge port (6), a dam forming rolling wheel (7), a floating soil collecting device (8) and a chassis, wherein the excavators are combined side by side, the front end of each laser spiral gravel excavating device (1) is provided with a laser excavating cutter head (3), and the front end of each laser excavating cutter head (3) is provided with a plurality of laser emission windows (14); the chassis adopts a crawler-type structure, two groups of excavators are combined side by side, a plurality of propelling crawler wheels (4) support the whole excavator to run, and when the excavator is used for excavating, pressure is applied by utilizing the crawler-type structure, so that the whole excavating work is convenient to control; a sand-gravel collecting pipe (12) is transversely arranged behind a digging cutter head (3) of the laser spiral sand-gravel tunneling device (1), a silt discharge port (6) is arranged behind and below the outer side of a conical shell of the digging cutter head (3), and the silt discharge port (6) is respectively communicated with the sand-gravel collecting pipe (12); gravel collecting pipe outlets (13) are arranged at two ends of each gravel collecting pipe (12), gravel entering the conical shell of the plurality of excavating cutter heads (3) is discharged backwards to the gravel collecting pipes (12) through silt discharge ports (6), silt is discharged from the rear of the gravel collecting pipes (12) through the gravel collecting pipe outlets (13) at the left and the right, and discharged gravel is accumulated into a dam through cooperation of a floating soil collecting device (8) and a dam forming roller (7) which are respectively arranged at the left and the right sides and is rolled and formed.
2. The multi-head conjoined canal excavator is characterized in that the excavator comprises two groups of laser spiral gravel tunneling devices (1), a propelling crawler wheel (4), a power device (5), a silt discharge port (6), a dam forming roller wheel (7) and a floating soil collecting device (8), wherein the two groups of excavators are combined side by side; the front end of the laser spiral gravel tunneling device (1) is provided with a laser excavating cutter head (3), and the front end of the laser excavating cutter head (3) is provided with a plurality of laser emission windows (14); the chassis adopts a crawler-type structure, and the propelling crawler wheels (4) support the whole excavator to run; silt discharge ports (6) are respectively arranged at the rear lower parts of the outer sides of the conical shells of the two excavating cutter heads (3), gravels entering the conical shells of the excavating cutter heads (3) are discharged backwards through the silt discharge ports (6), and a floating soil collecting device (8) and a dam forming roller (7) are respectively arranged at the rear parts of the left silt discharge port and the right silt discharge port (6).
3. The multi-head conjoined canal excavator according to claim 1 or 2, wherein: the laser spiral gravel tunneling device (1) comprises a laser excavating cutter head (3) with an opening at the top end and a laser device, wherein the laser excavating cutter head (3) is a hollow shell with a conical front end, and the conical top is provided with an opening; a plurality of longitudinal powerful excavating tooth claws (2) are symmetrically arranged on the side wall of the conical shell, the excavating tooth claws (2) are of an arc-shaped strip structure, the upper edge of each excavating tooth claw is provided with a tooth or a hob, sand is excavated, the lower edge of each excavating tooth claw is welded and fixed on the conical wall of the excavating cutter head (3), an opening is cut in the side wall of the conical shell at the lower edge of each excavating tooth claw, a sand inlet is formed by the opening and the arc-shaped excavating tooth claws (2), and sand cut by the excavating tooth claws (2) enters the conical shell of the excavating cutter head (3); a spiral sandstone flow diverter is arranged in the shell of the laser excavating cutter head (3), an excavating cone (11) of the spiral sandstone flow diverter extends out of the opening at the conical top, and the spiral sandstone flow diverter is coaxial with the excavating cutter head (3); is arranged on the driving shaft (10); laser device comprises laser emission window (14), laser generator (16) and laser emission pipe fixed disk (17), and laser emission window (14) erect on drive shaft (10), and fix wall behind excavation cutter dish (3) conical shell, laser emission pipe fixed disk (17) are fixed on the casing of excavation cutter dish (3), and its lateral wall sets up a silt spout (15) and butt joint with silt discharge port (6), the high strength laser that laser generator (16) produced jets out to laser spiral grit advancing device tunnelling direction through laser emission window (14) for help spiral advancing device to smash the rock.
4. The multi-head conjoined canal excavator according to claim 3, wherein:
laser device comprises laser generator (16), laser emission pipe (18), laser emission pipe fixed disk (17), laser conduction optic fibre (19) and laser emission window (14), the high strength laser that laser generator (16) produced is through fixing laser emission pipe (18) transmission on laser emission pipe fixed disk (17) passes through laser conduction optic fibre (19) are followed laser emission window (14) and are jetted out to the tunnelling direction, assist spiral tunnelling device smashes the rock.
5. The multi-head conjoined canal excavator according to claim 4, wherein: the spiral sandstone flow diverter is of a rotary conical structure, is arranged in a conical shell with an opening at the top end of the excavating cutter head (3), the center of the conical shell is provided with a driving shaft (10), the driving shaft (10) is fixedly provided with a spiral blade (9), the front end of the driving shaft (10) is provided with an excavating cone (11), and the excavating cone (11) extends out of the opening at the top end of the conical shell; when excavating, the excavating cone (11) is positioned at the foremost end of the excavator.
6. The multi-head conjoined canal excavator according to claim 5, wherein: the floating soil collecting device (8) is a baffle and stands behind the outlet of the sediment outlet (6), a square notch is arranged below the baffle and is a dam forming opening, the sediment and floating soil discharged from the sediment outlet (6) are accumulated into a dam shape by the dam forming opening, and the dam forming roller (7) is arranged behind the dam forming opening and is used for rolling and forming a dam.
7. The multi-head conjoined canal excavator according to claim 6, wherein:
the digging tooth claw (2) is a chromium carbide composite wear-resisting plate, and the peripheral racks or hobs and the digging cone (11) are hard alloy blocks.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120602815.2U CN216275897U (en) | 2021-03-25 | 2021-03-25 | Multi-head conjoined river and canal excavator |
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| CN202120602815.2U CN216275897U (en) | 2021-03-25 | 2021-03-25 | Multi-head conjoined river and canal excavator |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114855902A (en) * | 2022-05-19 | 2022-08-05 | 徐岩 | Crawler walking type soil and stone separator |
| CN115012462A (en) * | 2022-06-30 | 2022-09-06 | 北京场道市政工程集团有限公司 | Foundation pit excavation device and construction method thereof |
-
2021
- 2021-03-25 CN CN202120602815.2U patent/CN216275897U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114855902A (en) * | 2022-05-19 | 2022-08-05 | 徐岩 | Crawler walking type soil and stone separator |
| CN114855902B (en) * | 2022-05-19 | 2023-12-15 | 徐岩 | Crawler walking type soil-stone separator |
| CN115012462A (en) * | 2022-06-30 | 2022-09-06 | 北京场道市政工程集团有限公司 | Foundation pit excavation device and construction method thereof |
| CN115012462B (en) * | 2022-06-30 | 2024-06-18 | 北京场道市政工程集团有限公司 | Foundation pit excavation device and construction method thereof |
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