CN211201983U - Novel broken rock device of arbitrary section - Google Patents
Novel broken rock device of arbitrary section Download PDFInfo
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- CN211201983U CN211201983U CN201922283566.0U CN201922283566U CN211201983U CN 211201983 U CN211201983 U CN 211201983U CN 201922283566 U CN201922283566 U CN 201922283566U CN 211201983 U CN211201983 U CN 211201983U
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Abstract
The utility model provides a novel broken rock device of arbitrary section, including the shield body, the shield body in be equipped with the fluting device of seting up tunnel profile form recess, cut the vertical cutting device that the bold rock got off and cut apart the cutting device for the fritter rock with the bold rock. The utility model has the advantages that: a novel combined rock breaking mode is provided, wherein a groove is formed on the periphery of a section by utilizing rock breaking modes such as laser and high-pressure water, and then the rock is cut off along the formed groove by utilizing tools such as a diamond rope saw, and is transported out of a tunnel after being cut. By adopting the rock breaking and tunneling mode, the tunneling efficiency can be improved, large rocks can be reserved as much as possible, and the large rocks can be subsequently applied to garden engineering, earthwork and roadbed engineering.
Description
Technical Field
The utility model relates to a tunnel construction equipment especially indicates a novel broken rock device of arbitrary section.
Background
At present, a tunnel tunneling shield machine and a hard rock TBM tunneling machine mainly rely on a disc-shaped hob to extrude rock to achieve the purpose of breaking the rock, and mainly overcome the compressive strength of the rock, the rock breaking efficiency of the rock is still acceptable for rock strata (within 100 MPA) with common strength, but along with the increase of the rock strength, the efficiency of extruding and breaking the rock by the hob is gradually reduced, the abnormal abrasion and the replacement frequency of the hob are increased, along with the reduction of the shield tunneling efficiency and the increase of the tunneling cost.
In recent years, new rock breaking modes are continuously provided, lasers, high-pressure water, particle impact, pulse discharge and the like are all proposed to assist rock breaking, but the actual rock breaking effect needs to be verified.
SUMMERY OF THE UTILITY MODEL
The utility model provides a novel broken rock device of arbitrary section has solved along with the increase of rock strength, the problem of the efficiency reduction of the broken rock of hobbing cutter, cost increase.
The technical scheme of the utility model is realized like this: the utility model provides a novel broken rock device of arbitrary section, includes the shield body, the shield body in be equipped with the fluting device of seting up tunnel profile form recess, cut the vertical cutting device that the bold rock got off and cut apart the segmenting device for the fritter rock with the bold rock.
The slotting device comprises a base, a movable rotary table is arranged on the base, a large arm is movably hinged on the rotary table, a small arm is movably hinged on the large arm, an end effector is movably hinged on the small arm, and a slotting tool is arranged on the end effector.
The grooving tool is a laser generator, a high-pressure water spray head, a particle impact spray head or a pulse discharger.
The vertical cutting device comprises a cutting platform, a cutting drive is arranged on the cutting platform, and the cutting drive drives the rope saw to vertically cut rocks from the groove.
The bottom of the cutting platform is provided with a traveling gear which is a wheel or a crawler belt.
The cutting device comprises a cutting platform, a movable fork lifting device is arranged at the front end of the cutting platform, and a movable cutting tool is arranged at the rear end of the cutting platform.
And a conveying device is arranged at the rear end of the cutting device.
The transportation device is a transportation trolley.
The rear end of the shield body is provided with a duct piece, the rear end of the duct piece is provided with a top ring, and the rear end of the top ring is provided with a main pushing device.
The duct piece is matched with the retaining device.
The main pushing device is a main pushing oil cylinder.
The shield body comprises an anterior shield and a tail shield, and the anterior shield is connected with the tail shield.
The utility model has the advantages that: a novel combined rock breaking mode is provided, wherein a groove is formed on the periphery of a section by utilizing rock breaking modes such as laser and high-pressure water, and then the rock is cut off along the formed groove by utilizing tools such as a diamond rope saw, and is transported out of a tunnel after being cut. By adopting the rock breaking and tunneling mode, the tunneling efficiency can be improved, large rocks can be reserved as much as possible, and the large rocks can be subsequently applied to garden engineering, earthwork and roadbed engineering.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a sectional view (rectangular section) taken along line a-a of fig. 1.
Fig. 3 is a sectional view of the groove of the present invention.
Fig. 4 is a sectional view taken along line B-B of fig. 1.
In the figure: 100-base, 101-big arm, 102-small arm, 103-end effector, 104-groove, 105-rotary table; 200-cutting platform, 201-cutting drive, 202-walking device, 203-rope saw; 301-front shield, 302-tail shield, 303-transport trolley, 304-hydraulic pump station, 305-stopping device, 306-top ring, 307-main push cylinder, 308-bulk rock, 309-dividing tool, 310-fork lifting device.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments 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 any creative effort belong to the protection scope of the present invention.
As shown in figure 1, the novel arbitrary section rock breaking device comprises a shield body, a slotting device, a vertical cutting device, a conveying device and a main pushing device. Wherein the shield body includes anterior shield 301 and rear shield 302, and anterior shield 301 is connected with rear shield 302 for provide the protection for fluting device, vertical cutting device, segmenting device etc.. The grooving device, the vertical cutting device and the dividing device are all located in the shield body, the grooving device is used for forming the contour-shaped groove 104 in the tunnel, then the vertical cutting device cuts the large rock 308, and the dividing device divides the large rock 308 into small rocks.
The rear end of the cutting device is provided with a conveying device which is a conveying trolley 303, and the cut small rocks are conveyed out of the tunnel through the conveying trolley. The rear end of the shield body is provided with a duct piece, the rear end of the duct piece is provided with a top ring 306, the rear end of the top ring 306 is provided with a main pushing device, and the main pushing device is a main pushing oil cylinder 307. The duct piece and the shield body are pushed to advance together through the main pushing device. The rear end of the shield body is also provided with a hydraulic pump station 304 which provides power sources for all hydraulic components. Meanwhile, the duct piece is matched with the stopping device 305, so that the duct piece is prevented from retreating when the main push cylinder retracts.
As shown in fig. 2 and 3, the slotting device specifically includes a base 100, the base 100 is movably connected to a rotary table 105 through a rotary pipe joint, and the rotary table can horizontally rotate relative to the base. The rotary table 105 is movably hinged with the large arm 101 through a rotary pipe joint, and the large arm 101 can rotate and swing relative to the rotary table. The large arm 101 is articulated with the small arm 102 through a rotating pipe joint, and the small arm can rotate and swing relative to the large arm. The small arm 102 is articulated with an end effector 103 through a rotating pipe joint, and the end effector can rotate and swing relative to the small arm. The rotary table, the large arm, the small arm and the end effector are matched in work, the movement with multiple degrees of freedom can be realized, a foundation is provided for clamping grooves with any section profiles, and the excavation with any sections such as a circular section, a rectangular section, a horseshoe-shaped section and the like can be carried out. The end effector 103 is provided with a grooving tool, and the grooving tool comprises a laser generator, a high-pressure water spray head, a particle impact spray head and a pulse discharger and is used for breaking rocks and driving a groove.
As shown in fig. 4, the vertical cutting device specifically includes a cutting platform 200, a cutting drive 201 is provided on the cutting platform 200, the cutting drive 201 drives a rope saw 203, and the rope saw 203 vertically cuts rock from the groove 104 to obtain a large rock 308. The bottom of the cutting platform 200 is provided with a walking device 202, and the walking device 202 is a wheel or a crawler belt for controlling the cutting platform to move forward or backward.
The segmenting device specifically comprises a segmenting platform, the front end of the segmenting platform is provided with a movable fork lifting device 310, and the front end of the segmenting platform can play a role in supporting and protecting when the vertical cutting device cuts large rocks. The rear end of the segmentation platform is provided with a movable segmentation tool 309 for realizing the segmentation of the large rock 308 into small rocks.
When the device is used for breaking rocks, the device comprises the following steps:
(1) cutting the tunnel face by using a grooving tool on a grooving device, and forming an annular groove with a section profile at the periphery of the tunnel face, wherein the groove is Y20-30cm in width and X10-30cm in depth;
(2) the slotting device retracts, and the vertical cutting device advances to the position of the tunnel face;
(3) a diamond wire saw is placed into the annular groove for cutting, and a fork lifting device of the cutting device is arranged in the annular groove at the bottom of the tunnel face;
(4) after cutting, lifting the large rocks to move to the rear part of the tunnel by a lifting device;
(5) completing the segmentation of the large rocks by a segmentation tool in the shield body, and conveying the large rocks out of the hole by a conveying device;
(6) under the pushing of the main pushing device, the shield body and other devices move forwards to complete tunneling;
(7) and (5) assembling the duct pieces and supporting in the hole.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a novel broken rock device of arbitrary section, includes the shield body, its characterized in that: a slotting device for forming a tunnel contour-shaped groove (104), a vertical cutting device for cutting a large rock (308) and a dividing device for dividing the large rock (308) into small rocks are arranged in the shield body.
2. The novel arbitrary section rock breaking device of claim 1, characterized in that: the slotting device comprises a base (100), a movable rotary table (105) is arranged on the base (100), a large arm (101) is movably hinged on the rotary table (105), a small arm (102) is movably hinged on the large arm (101), an end effector (103) is movably hinged on the small arm (102), and a slotting tool is arranged on the end effector (103).
3. The novel arbitrary section rock breaking device of claim 2, characterized in that: the grooving tool is a laser generator, a high-pressure water spray head, a particle impact spray head or a pulse discharger.
4. The novel arbitrary section rock breaking device of claim 1, characterized in that: the vertical cutting device comprises a cutting platform (200), a cutting drive (201) is arranged on the cutting platform (200), and the cutting drive (201) drives a rope saw (203) to vertically cut rocks from a groove (104).
5. The novel arbitrary section rock breaking device of claim 4, characterized in that: the bottom of the cutting platform (200) is provided with a walking device (202), and the walking device (202) is a wheel or a crawler belt.
6. A novel arbitrary section rock breaking device of any claim 1~5, characterized in that: the cutting device comprises a cutting platform, a movable fork lifting device (310) is arranged at the front end of the cutting platform, and a movable cutting tool (309) is arranged at the rear end of the cutting platform.
7. A novel arbitrary section rock breaking device of any claim 1~5, characterized in that: and a conveying device is arranged at the rear end of the cutting device.
8. A novel arbitrary section rock breaking device of any claim 1~5, characterized in that: the rear end of the shield body is provided with a duct piece, the rear end of the duct piece is provided with a top ring (306), and the rear end of the top ring (306) is provided with a main pushing device.
9. The novel arbitrary section rock breaking device of claim 8, characterized in that: the pipe piece is matched with a retaining device (305).
10. A novel arbitrary section rock breaking device of any claim 1~5, characterized in that: the shield body comprises an anterior shield (301) and a tail shield (302), wherein the anterior shield (301) is connected with the tail shield (302).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922283566.0U CN211201983U (en) | 2019-12-18 | 2019-12-18 | Novel broken rock device of arbitrary section |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922283566.0U CN211201983U (en) | 2019-12-18 | 2019-12-18 | Novel broken rock device of arbitrary section |
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| CN211201983U true CN211201983U (en) | 2020-08-07 |
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| CN201922283566.0U Active CN211201983U (en) | 2019-12-18 | 2019-12-18 | Novel broken rock device of arbitrary section |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113279772A (en) * | 2021-06-09 | 2021-08-20 | 中铁工程装备集团有限公司 | Rock tunnel tunneling method and tunneling machine |
| CN113338965A (en) * | 2020-08-14 | 2021-09-03 | 中铁工程装备集团有限公司 | Combined rock breaking construction method and tunneling equipment thereof |
-
2019
- 2019-12-18 CN CN201922283566.0U patent/CN211201983U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113338965A (en) * | 2020-08-14 | 2021-09-03 | 中铁工程装备集团有限公司 | Combined rock breaking construction method and tunneling equipment thereof |
| CN113338965B (en) * | 2020-08-14 | 2022-03-25 | 中铁工程装备集团有限公司 | Combined rock breaking construction method and tunneling equipment thereof |
| CN113279772A (en) * | 2021-06-09 | 2021-08-20 | 中铁工程装备集团有限公司 | Rock tunnel tunneling method and tunneling machine |
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