CN210829279U - Modularized split type shield pipe jacking machine - Google Patents
Modularized split type shield pipe jacking machine Download PDFInfo
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- CN210829279U CN210829279U CN201921503857.XU CN201921503857U CN210829279U CN 210829279 U CN210829279 U CN 210829279U CN 201921503857 U CN201921503857 U CN 201921503857U CN 210829279 U CN210829279 U CN 210829279U
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Abstract
The utility model relates to a tunnel construction's technical field, purpose provide a split type shield push bench of modularization, the novel nipple rectifier comprises a cylindrical shel, it is provided with a plurality of cutters to rotate on one side of barrel, it is a plurality of to be provided with a plurality of drives in the barrel the driving piece of circular motion, adjacent two are done to the cutter the circumference of the cutting orbit of cutter is tangent, adjacent two the cutter is located different planes, the cutting orbit of cutter is tangent with one side of barrel. The utility model has the advantages of reduce push bench in the cutting blind area of cutting process worker.
Description
Technical Field
The utility model relates to a tunnel construction's technical field, concretely relates to split type shield push bench of modularization.
Background
The shield pipe-jacking construction is a non-excavation construction method, and is a construction technology of underground pipe bags and pipelines with no excavation or less excavation. The shield construction method is that the friction force between the pipeline and the surrounding soil is overcome by means of the jacking force generated by the shield equipment in a working pit, the pipeline is jacked into the soil according to the designed gradient, and the earthwork is transported away.
Chinese patent with publication No. CN208594943U discloses a cutterhead of a rectangular pipe-jacking tunneling machine, which comprises a rectangular cylinder, wherein a peripheral guardrail arranged in a rectangular shape is arranged on the outer edge of an excavation face of the rectangular cylinder, peripheral cutters are welded on the front side edge of the peripheral guardrail at equal intervals, reinforcing blocks which are integrally formed with the inner wall of the peripheral guardrail are welded on one circle of the excavation face of the rectangular cylinder at equal intervals, a main mounting hole and an auxiliary mounting hole are respectively arranged in the middle of the excavation face of the rectangular cylinder and at positions close to four corners, the excavation area and force can be improved through the combined design of a main cutter head assembly and an auxiliary cutter head assembly, the main cutter head assembly and the auxiliary cutter head assembly have the same structure and respectively comprise a hub and an outer guard ring, a fish tail cutter head is arranged at the axial position of the hub, and the fish tail cutter head arranged in an axial protrusion manner can carry out primary crushing excavation in the process of the tunneling, the pressure generated in the jacking process can be shared by arranging a plurality of the spokes.
The prior art has the following technical defects: as can be seen from the attached drawing of the combined cutter head, a cutting blind area which cannot be reached by the cutter head is formed between the circular cutting tracks of the main cutter head and the auxiliary cutter head. The area of cutting blind area increases along with excavation area's increase, and the existence of cutting blind area has not only reduced the utilization ratio of underground resource, when excavation area increases to certain degree moreover, can hinder push bench shield's further promotion to lead to push bench can't continue work.
Disclosure of Invention
The utility model aims to provide a split type shield push bench of modularization has the advantage that reduces the cutting blind area of push bench in the cutting process.
In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides a split type shield push bench of modularization, includes the barrel, it is provided with a plurality of cutters to rotate on one side of barrel, be provided with a plurality of drives in the barrel the cutter is circular motion's driving piece, adjacent two the circumference of the cutting orbit of cutter is tangent, adjacent two the cutter is located different planes, the cutting orbit of cutter is tangent with one side of barrel.
Through adopting above-mentioned technical scheme, rotate on one side of barrel and be provided with a plurality of cutters, the circumference of the cutting orbit of two adjacent cutters is tangent, and two adjacent cutters are located different planes, and the cutting orbit of cutter is tangent with one side of barrel for at a plurality of driving pieces in-process that drives a plurality of cutter pivoted respectively, the cutting blind area reduces greatly.
Preferably, the cutter comprises an installation barrel, a cutter disc frame and a plurality of blades, the installation barrel is rotatably arranged on the barrel, the cutter disc frame is fixedly arranged on the installation barrel, the blades are arranged on the cutter disc frame, and the blades are arranged around the axis of the installation barrel.
Through adopting above-mentioned technical scheme, the installation section of thick bamboo is used for conveniently being connected cutter and barrel, and the blade disc frame is used for strengthening the intensity of a plurality of blades, increases the cutting ability of cutter.
Preferably, the cutter further comprises a top cutter, and the top cutter is in a cone shape.
Through adopting above-mentioned technical scheme, when the cutter carries out cutting work, the top sword smashes work earlier, provides good environment for subsequent cutting work.
Preferably, a plurality of blades are welded on the blade disc frame, and one end of each blade, which is close to the mounting cylinder, is welded on the mounting cylinder.
Through adopting above-mentioned technical scheme for the integration of blade tray frame, installation section of thick bamboo and a plurality of blade sets up, reaches the effect that increases the intensity of cutter.
Preferably, the top cutter is detachably provided on the mounting cylinder by a plurality of first connecting bolts provided around an axis of the mounting cylinder.
Through adopting above-mentioned technical scheme, a plurality of first connecting bolt that set up around the installation section of thick bamboo axis make top sword and installation section of thick bamboo detachably be connected in the time for the stability of top sword installation on the installation section of thick bamboo is strengthened.
Preferably, the edge of the blade is provided with a plurality of first raised scrapers.
By adopting the technical scheme, the effect of increasing the cutting capacity of the blade is achieved.
Preferably, a plurality of second protruding scrapers are arranged on the top knife.
Through adopting above-mentioned technical scheme, reach the effect of the crushing ability of increase top sword.
Preferably, the driving part for driving the cutter to rotate comprises a motor and a speed reducer, the motor is connected with the speed reducer, an output shaft of the speed reducer is rotatably arranged on the side wall of the cylinder in a penetrating manner, and one end, located outside the cylinder, of the output shaft of the speed reducer is coaxially provided with the cutter.
Through adopting above-mentioned technical scheme, the output shaft of motor rotates and drives the output shaft rotation of speed reducer down, and the output shaft of speed reducer drives a cutter and rotates to reach the effect that the drive cutter is circular motion.
Preferably, the barrel comprises a front barrel and a rear barrel, the plurality of cutters are mounted on the plurality of front barrels, and the front barrel and the rear barrel are hinged through a plurality of deviation rectifying devices.
By adopting the technical scheme, the steering of the front barrel is adjusted through the plurality of deviation correcting devices, so that the effect of adjusting the cutting direction of the push bench is achieved.
In conclusion, the beneficial effects of the invention are as follows:
1. the utility model has the advantages of reducing the cutting blind area of the pipe pushing jack in the cutting process;
2. the utility model discloses an edge of blade is provided with a plurality of first protruding scrapers, is provided with the protruding scraper of a plurality of second on the top sword, has the advantage of the cutting and the crushing ability of increase cutter.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the display cutter of the present invention;
FIG. 3 is a partial schematic view of portion A of FIG. 2;
figure 4 is the utility model discloses a partial cross-sectional view for showing deviation correcting device.
In the figure, 1, a cylinder; 11. a front barrel; 111. a second connecting bolt; 12. a rear cylinder; 2. a cutter; 21. mounting the cylinder; 22. a cutter disc frame; 23. a blade; 231. a first raised scraper; 24. ejecting a cutter; 241. a second raised scraper; 242. a first connecting bolt; 3. a drive member; 31. a motor; 32. a speed reducer; 4. a deviation rectifying device.
Detailed Description
The technical solution in the embodiments of the present invention is clearly and completely described below with reference to fig. 1 to 4 of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
Referring to fig. 1, the modularized split type shield pipe jacking machine comprises a barrel body 1, wherein six cutters 2 are rotatably arranged on one side of the barrel body 1. It should be noted that, in the present embodiment, the six cutters 2 are arranged in two rows and three columns, the circumferences of the cutting tracks of two adjacent cutters 2 are tangent, and the two adjacent cutters 2 are located on different planes. It should be noted that, in this embodiment, the cutting trajectories of the cutting knives 2 located in the first row, the first column, the third column, the second row, the first column, and the second column are all tangent to two different side walls of the barrel 1, and the cutting trajectories of the cutting knives 2 located in the first row, the second column, and the second row are tangent to one side wall of the barrel 1.
Six cutters 2 rotatably arranged on one side of the barrel 1, the circumferences of cutting tracks of two adjacent cutters 2 are tangent, the two adjacent cutters 2 are positioned on different planes, and the cutting tracks of the cutters 2 are tangent to one side of the barrel 1, so that the cutting blind areas are greatly reduced in the rotating process of the six cutters 2.
Referring to fig. 2 and 3, the cutting knife 2 includes an installation cylinder 21, a knife disc frame 22 and four blades 23, the knife disc frame 22 is welded on the installation cylinder 21, the four blades 23 are welded on the knife disc frame 22, and the four blades 23 are arranged around the axis of the installation cylinder 21. The four blades 23 are welded on the cutter disc frame 22, and one ends of the blades 23 close to the mounting barrel 21 are welded on the mounting barrel 21. The cutting knife 2 further comprises a top knife 24, the top knife 24 is conical, the top knife 24 is connected with the mounting cylinder 21 through twelve first connecting bolts 242, and the twelve first connecting bolts 242 are arranged around the axis of the mounting cylinder 21. It should be noted that, in the present embodiment, the mounting cylinder 21, the cutter head frame 22 and the four blades 23 are all made of Q345 steel. The edge of each blade 23 is provided with a plurality of first protruding blades 231, increasing the cutting ability of the blade 23. The plurality of second protrusion blades 241 are provided on the protrusion surface of the top blade 24 to increase the crushing capability of the top blade 24. It is noted that, in the present embodiment, the first and second projecting blades 231 and 241 are both made of Q345 steel.
Referring to fig. 4, six driving members 3 are arranged in the cylinder 1 and respectively drive the cutter 2 to do circular motion, the driving member 3 driving the cutter 2 to rotate comprises a motor 31 and a speed reducer 32, the motor 31 is connected with the speed reducer 32, an output shaft of the speed reducer 32 is rotatably arranged on the side wall of the cylinder 1 in a penetrating manner, and one end of the output shaft of the speed reducer 32, which is positioned outside the cylinder 1, is coaxially provided with the cutter 2. The output shaft of the motor 31 rotates to drive the output shaft of the speed reducer 32 to rotate, and the output shaft of the speed reducer 32 drives one cutter 2 to rotate to drive the cutter 2 to do circular motion.
Referring to fig. 2 and 4, the barrel 1 includes a front barrel 11 and a rear barrel 12, six cutters 2 are mounted on the front barrel 11, and in this embodiment, the motor 31 and the speed reducer 32 are both fixedly disposed in the front barrel 11. The front barrel 11 and the rear barrel 12 are hinged through six deviation rectifying devices 4, and it should be noted that, in this embodiment, the deviation rectifying devices 4 are deviation rectifying cylinders, one end of each deviation rectifying cylinder is hinged to the front barrel 11, the other end of each deviation rectifying cylinder is hinged to the rear barrel 12, and the concrete structure of the deviation rectifying device 4 of the push bench is the prior art, and those skilled in the art can completely realize the deviation rectifying device according to the prior art, so the details are not described here. The cutting direction of the push bench is adjusted by adjusting the steering direction of the front barrel 11 through six deviation correcting devices 4.
The implementation principle of the embodiment is as follows: when the push bench works, the output shaft of the motor 31 rotates to drive the output shaft of the speed reducer 32 to rotate, and the output shaft of the speed reducer 32 drives one cutter 2 to rotate to drive the cutter 2 to do circular motion. When the blades 23 of the six cutters 2 perform cutting work, the top cutters 24 of the six cutters 2 perform crushing work first, so that a good environment is provided for the subsequent cutting work of the blades 23. After the top cutter 24 finishes crushing work, the blades 23 of the six cutters 2 perform cutting work, and the steering of the front barrel 11 is adjusted through the six deviation correcting devices 4, so that the cutting direction of the push bench is adjusted.
Example 2
Referring to fig. 1, the modularized split type shield pipe jacking machine comprises a barrel body 1, wherein six cutters 2 are rotatably arranged on one side of the barrel body 1. It should be noted that, in the present embodiment, the six cutters 2 are arranged in two rows and three columns, the circumferences of the cutting tracks of two adjacent cutters 2 are tangent, and the two adjacent cutters 2 are located on different planes. It should be noted that, in this embodiment, the cutting trajectories of the cutting knives 2 located in the first row, the first column, the third column, the second row, the first column, and the second column are all tangent to two different side walls of the barrel 1, and the cutting trajectories of the cutting knives 2 located in the first row, the second column, and the second row are tangent to one side wall of the barrel 1.
Six cutters 2 rotatably arranged on one side of the barrel 1, the circumferences of cutting tracks of two adjacent cutters 2 are tangent, the two adjacent cutters 2 are positioned on different planes, and the cutting tracks of the cutters 2 are tangent to one side of the barrel 1, so that the cutting blind areas are greatly reduced in the rotating process of the six cutters 2.
Referring to fig. 2 and 3, the cutting knife 2 includes an installation cylinder 21, a knife disc frame 22 and four blades 23, the knife disc frame 22 is welded on the installation cylinder 21, the four blades 23 are welded on the knife disc frame 22, and the four blades 23 are arranged around the axis of the installation cylinder 21. The four blades 23 are welded on the cutter disc frame 22, and one ends of the blades 23 close to the mounting barrel 21 are welded on the mounting barrel 21. The cutting knife 2 further comprises a top knife 24, the top knife 24 is conical, the top knife 24 is connected with the mounting cylinder 21 through twelve first connecting bolts 242, and the twelve first connecting bolts 242 are arranged around the axis of the mounting cylinder 21. It should be noted that, in the present embodiment, the mounting cylinder 21, the cutter head frame 22 and the four blades 23 are all made of Q345 steel. The edge of each blade 23 is provided with a plurality of first protruding blades 231, increasing the cutting ability of the blade 23. The plurality of second protrusion blades 241 are provided on the protrusion surface of the top blade 24 to increase the crushing capability of the top blade 24. It is noted that, in the present embodiment, the first and second projecting blades 231 and 241 are both made of Q345 steel.
Referring to fig. 4, six driving members 3 are arranged in the cylinder 1 and respectively drive the cutter 2 to do circular motion, the driving member 3 driving the cutter 2 to rotate comprises a motor 31 and a speed reducer 32, the motor 31 is connected with the speed reducer 32, an output shaft of the speed reducer 32 is rotatably arranged on the side wall of the cylinder 1 in a penetrating manner, and one end of the output shaft of the speed reducer 32, which is positioned outside the cylinder 1, is coaxially provided with the cutter 2. The output shaft of the motor 31 rotates to drive the output shaft of the speed reducer 32 to rotate, and the output shaft of the speed reducer 32 drives one cutter 2 to rotate to drive the cutter 2 to do circular motion.
Referring to fig. 2 and 4, the barrel 1 includes a front barrel 11 and a rear barrel 12, six cutters 2 are mounted on the front barrel 11, and in this embodiment, the motor 31 and the speed reducer 32 are both fixedly disposed in the front barrel 11. The front barrel 11 and the rear barrel 12 are hinged through six deviation rectifying devices 4, and it should be noted that, in this embodiment, the deviation rectifying devices 4 are deviation rectifying cylinders, one end of each deviation rectifying cylinder is hinged to the front barrel 11, the other end of each deviation rectifying cylinder is hinged to the rear barrel 12, and the concrete structure of the deviation rectifying device 4 of the push bench is the prior art, and those skilled in the art can completely realize the deviation rectifying device according to the prior art, so the details are not described here. The cutting direction of the push bench is adjusted by adjusting the steering direction of the front barrel 11 through six deviation correcting devices 4.
It is worth to be noted that, in this embodiment, the front barrel 11 and the rear barrel 12 can be adjusted in size by installing a plurality of first widening sections, meanwhile, the face of the front barrel 11 on which the cutter 2 is installed is formed by combining six installation discs, one sides of the six installation discs are fixedly connected with the front barrel 11, and one side of each installation disc far away from the front barrel 11 is connected with the adjacent installation disc through a plurality of second connecting bolts 111. When the size of the front barrel 11 increases, adjacent two mounting disks are connected by mounting a plurality of second widened sections. It is worth noting that after the size of the front barrel 11 is increased to the maximum, the circumferences of the cutting tracks of the two adjacent cutters 2 are still tangent.
The real-time principle of the embodiment is as follows: when the push bench works, the output shaft of the motor 31 rotates to drive the output shaft of the speed reducer 32 to rotate, and the output shaft of the speed reducer 32 drives one cutter 2 to rotate to drive the cutter 2 to do circular motion. When the blades 23 of the six cutters 2 perform cutting work, the top cutters 24 of the six cutters 2 perform crushing work first, so that a good environment is provided for the subsequent cutting work of the blades 23. After the top cutter 24 finishes crushing work, the blades 23 of the six cutters 2 perform cutting work, and the steering of the front barrel 11 is adjusted through the six deviation correcting devices 4, so that the cutting direction of the push bench is adjusted.
In the description of the present invention, it should be understood that the terms "counterclockwise", "clockwise", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description of the present invention, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Claims (9)
1. The utility model provides a split type shield push bench of modularization, includes barrel (1), its characterized in that: the cutting device is characterized in that a plurality of cutters (2) are rotatably arranged on one side of the barrel body (1), a plurality of driving pieces (3) for driving the cutters (2) to do circular motion are arranged in the barrel body (1), the circumferences of cutting tracks of the adjacent cutters (2) are tangent, the adjacent cutters (2) are located on different planes, and the cutting tracks of the cutters (2) are tangent to one side of the barrel body (1).
2. The modular split shield push bench of claim 1, characterized in that: cutter (2) are including installation section of thick bamboo (21), blade disc frame (22) and a plurality of blade (23), installation section of thick bamboo (21) rotate to set up on barrel (1), blade disc frame (22) are fixed to be set up on installation section of thick bamboo (21), it is a plurality of blade (23) set up on blade disc frame (22), it is a plurality of blade (23) center on the axis setting of installation section of thick bamboo (21).
3. The modular split shield push bench of claim 2, characterized in that: the cutter (2) further comprises a top cutter (24), and the top cutter (24) is in a cone shape.
4. The modular split shield push bench of claim 2, characterized in that: the blades (23) are welded on the blade disc frame (22), and one ends of the blades (23) close to the mounting barrel (21) are welded on the mounting barrel (21).
5. The modular split shield push bench of claim 3, characterized in that: the top blade (24) is detachably provided on the mounting cylinder (21) by a plurality of first connecting bolts (242), the plurality of first connecting bolts (242) being provided around the axis of the mounting cylinder (21).
6. The modular split shield push bench of claim 2 or 4, wherein: the edge of the blade (23) is provided with a plurality of first raised scrapers (231).
7. The modular split shield push bench of claim 3 or 5, characterized in that: the top knife (24) is provided with a plurality of second protruding scrapers (241).
8. The modular split shield push bench of claim 1, characterized in that: the driving piece (3) for driving the cutter (2) to rotate comprises a motor (31) and a speed reducer (32), the motor (31) is connected with the speed reducer (32), an output shaft of the speed reducer (32) is rotatably arranged on the side wall of the barrel body (1) in a penetrating mode, and one end, located outside the barrel body (1), of the output shaft of the speed reducer (32) is coaxially provided with the cutter (2).
9. The modular split shield push bench of claim 1, characterized in that: the barrel body (1) comprises a front barrel (11) and a rear barrel (12), the plurality of cutters (2) are arranged on the plurality of front barrels (11), and the front barrel (11) and the rear barrel (12) are hinged through a plurality of deviation rectifying devices (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921503857.XU CN210829279U (en) | 2019-09-10 | 2019-09-10 | Modularized split type shield pipe jacking machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921503857.XU CN210829279U (en) | 2019-09-10 | 2019-09-10 | Modularized split type shield pipe jacking machine |
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| Publication Number | Publication Date |
|---|---|
| CN210829279U true CN210829279U (en) | 2020-06-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921503857.XU Active CN210829279U (en) | 2019-09-10 | 2019-09-10 | Modularized split type shield pipe jacking machine |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111894608A (en) * | 2020-08-06 | 2020-11-06 | 中国矿业大学 | Rectangular shield machine with Leluo triangular auxiliary cutter head |
| CN114320332A (en) * | 2021-12-10 | 2022-04-12 | 深圳市东深工程有限公司 | Push bench with variable push bench diameter and using method thereof |
-
2019
- 2019-09-10 CN CN201921503857.XU patent/CN210829279U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111894608A (en) * | 2020-08-06 | 2020-11-06 | 中国矿业大学 | Rectangular shield machine with Leluo triangular auxiliary cutter head |
| CN114320332A (en) * | 2021-12-10 | 2022-04-12 | 深圳市东深工程有限公司 | Push bench with variable push bench diameter and using method thereof |
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