CN206644159U - Hard rock mass rope saw cut structure - Google Patents
Hard rock mass rope saw cut structure Download PDFInfo
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- CN206644159U CN206644159U CN201720279039.0U CN201720279039U CN206644159U CN 206644159 U CN206644159 U CN 206644159U CN 201720279039 U CN201720279039 U CN 201720279039U CN 206644159 U CN206644159 U CN 206644159U
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Abstract
It the utility model is related to the technical field of Urban Underground piping lane, open hard rock mass rope saw cut structure, including forming the active section in piping lane basis, rope saw, one end of active section is externally provided with vacant active well, the other end of active section, which is externally provided with, faces dummy section, and the depth for facing dummy section is deeper than the depth on piping lane basis；The both sides of the bottom of active section have set horizontal rope saw hole respectively, and level rope saw hole communicates with facing dummy section；Rope saw is through the horizontal rope saw hole and faces dummy section, closed arrangement.Rope saw is sawed into hole through horizontal rope and faces dummy section, closed is formed, utilizes the two sides and bottom of saw cut active section of restricting so that the hard rock mass in active section departs from rock parent, using rope saw cut construction technology, construction speed is fast, and vibrations are small, on surrounding building without influence, it is safely controllable, moderate cost, good working face also is provided for the construction of later stage underground pipe gallery, there is great practical value and dissemination.
Description
Technical field
It the utility model is related to the technical field of Urban Underground piping lane, more particularly to hard rock mass rope saw cut structure.
Background technology
At present, to adapt to the needs of urban construction and development, each big city carries out underground pipe gallery exploitation on a large scale, and pipe is wide
Basic general 4~8m of buried depth, wide 4~6m, it is distributed in long and narrow bar shaped in plane.
In underground pipe gallery work progress, the excavation of hard rock stratum is frequently encountered.For the excavation method of hard rock stratum, generally
Excavated using explosive blasting or static blasting mode, because underground pipe gallery construction is in densely populated city, forbid making
Blow construction up with dynamite, although and use static blasting generation it is with small vibration, the quiet blast hole quantity of its Drilling is more, noise greatly, dust
Environment is polluted, while the quiet quick-fried medicament reaction time is long and can not be constructed in the rainy day, causes comprehensive cost height, excavation long in time limit.
Utility model content
The purpose of this utility model is to provide hard rock mass rope saw cut structure, it is intended to solving the city of prior art
In lower piping lane work progress, hard rock mass is excavated using explosive blasting or static blasting mode, there is that noise is big, difficulty of construction
Greatly, cost is high and the problem of the construction period is long.
The utility model is achieved in that hard rock mass rope saw cut structure, including forms the work in piping lane basis
Make section, rope saw and the driving element for driving the rope saw cut, one end of the active section is externally provided with vacant active well, institute
The other end for stating active section is externally provided with and faces dummy section, and the depth for facing dummy section is deeper than the depth on the piping lane basis；It is described
The both sides of the bottom of active section have set horizontal rope saw hole respectively, and the horizontal rope saw hole communicates with the dummy section that faces；It is described
Rope saw is through the horizontal rope saw hole and faces dummy section, and the rope saw is arranged in closed.
Further, between the depth depth 5cm-15cm on the depth ratio piping lane basis for facing dummy section.
Further, the depth depth 10cm on the depth ratio piping lane basis for facing dummy section.
Further, between a diameter of 70mm-100mm in the horizontal rope saw hole.
Further, a diameter of 90mm in the horizontal rope saw hole.
Hard rock mass rope saw cut structure provided by the utility model, rope saw is sawed into hole through horizontal rope and faces dead zone
Domain, closed is formed, utilizes the two sides and bottom of saw cut active section of restricting so that hard rock mass and rock in active section
Parent departs from, and using rope saw cut construction technology, construction speed is fast, and vibrations are small, safely controllable on surrounding building without influence,
Moderate cost, good working face also is provided for the construction of later stage underground pipe gallery, there is great practical value and promote meaning
Justice.
Brief description of the drawings
Fig. 1 is the signal that the utility model embodiment provides piping lane foundation excavation active well and multiple active sections arrangement
Figure；
Fig. 2 is the schematic front view for the active section that the utility model embodiment provides rope saw piping lane basis；
Fig. 3 is the perspective diagram for the active section that the utility model embodiment provides rope saw piping lane basis.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only explaining
The utility model, it is not used to limit the utility model.
Realization of the present utility model is described in detail below in conjunction with specific embodiment.
Referring to figs. 1 to shown in Fig. 3, being preferred embodiment provided by the utility model.
The Urban Underground piping lane hard rock mass rope saw cut excavation method that the present embodiment provides, for Urban Underground pipe of constructing
Corridor.
Urban Underground piping lane hard rock mass rope saw cut excavation method, including following construction procedure：
1) active well 101, is excavated in advance in piping lane basis, the both sides of the active well 101 extend to the two of piping lane basis
Outside side section, and the depth of active well 101 is deeper than the absolute altitude on piping lane basis；
2), along the length direction on piping lane basis, piping lane basis is divided into multiple active sections 102 being adjacently positioned, and it is adjacent
Active section 102 between formed with longitudinal direction face dummy section 103, the depth for facing dummy section 103 be deeper than piping lane basis depth；
3), in active well 101, by the design size of active section 102, using rope saw cut technique paragraph by paragraph by active section
102 two sides and bottom surface carry out rope saw cut respectively, the hard rock mass in active section 102 is departed from rock parent；
4), repeat to operate according to step 3), sequentially depart from the hard rock mass in multiple active sections 102 and rock parent.
The Urban Underground piping lane hard rock mass rope saw cut excavation method of above-mentioned offer, active well is excavated in piping lane basis
101, and piping lane basis is formed into multiple adjacent active sections 102, face dummy section 103 formed with longitudinal direction between active section 102,
Sequentially the hard rock mass in multiple active sections 102 and rock parent are departed from using rope saw cut construction technology, construction speed is fast,
Shake small, surrounding building is provided well without influence, safely controllable, moderate cost, the also construction for later stage underground pipe gallery
Working face, there is great practical value and dissemination.
In the present embodiment, after step 4), the hard rock mass that will be disengaged from out carries out Mechanical Crushing, and entrucking is transported outward, and
The bottom on piping lane basis, is not required to secondary cleaning, so that it may carry out the site operation of underground pipe gallery after cleaning.
For the ease of the smooth formation of active well 101, when excavating active well 101 at the scene, the excavation of active well 101 plays sequence
Point can be by the larger position of hard rock mass buried depth, first excavated along piping lane basis soil layer section, rock when excavating active well 101 to reduce
The excavated volume of layer.
When active well 101 is in fill stratum and excavates deeper, excavated using ratio of slope method, and interim spray plane can be implemented to work
Make well 101 and carry out supporting.
In above-mentioned construction procedure 3) in, set horizontal rope saw hole 105, and water respectively in the both sides of the bottom of active well 101
Flat rope saw hole 105 communicates with facing dummy section 103.
Rope saw 104 is sawed into hole 105 through horizontal rope and faces dummy section 103, and rope saw 104 is arranged in vertical face, sequentially
Cut the both sides of active section 102 so that the both sides of the hard rock mass in active section 102 depart from rock parent respectively；Rope is sawed
104 saw holes 105 through two horizontal ropes and face dummy section 103, and saw 104 of restricting is in horizontally disposed, rope saw cut active section 102
Bottom so that the bottom of the hard rock mass of active section 102 departs from rock parent.
Hard rock mass rope saw cut structure is present embodiments provided, including active section, the rope saw formed in piping lane basis
And driving element, hard rock mass are extended in active section, one end of active section is externally provided with vacant active well, active section it is another
One end, which is externally provided with, faces dummy section；The both sides of active well 101 are extended to outside two side sections on piping lane basis, and the depth of active well 101
Degree is deeper than the absolute altitude on piping lane basis；The depth for facing dummy section 103 is deeper than the depth on piping lane basis；In the both sides of active section bottom point
Horizontal rope saw hole 105 is not set, and horizontal rope saw hole 105 communicates with facing dummy section 103；Rope saw 104 saws hole 105 through horizontal rope
And face dummy section 103 and form closed, driving element is used to drive the cutting active section of rope saw 104.
In the hard rock mass rope saw cut structure of above-mentioned offer, rope saw 104 is sawed into hole 105 through horizontal rope and faces dead zone
Domain 103, closed is formed, rope saw 104 is arranged in vertical face, sequentially cuts the both sides of active section 102 so that in active section 102
Hard rock mass both sides respectively with rock parent depart from；Rope saw 104 through two horizontal rope saw holes 105 and is faced into dummy section
103, and saw 104 of restricting is in horizontally disposed, the bottom of rope saw cut active section 102 so that the bottom of the hard rock mass of active section 102
Depart from rock parent.Using rope saw cut construction technology sequentially by the hard rock mass in multiple active sections 102 and rock parent
Depart from, construction speed is fast, and vibrations are small, safely controllable, moderate cost, are also later stage underground pipe gallery on surrounding building without influence
Construction provide good working face, there is great practical value and dissemination.
Between the depth depth 10cm-30cm on the depth ratio piping lane basis of active well 101, preferably 20cm；Active well 101
Both sides are extended between the outer 0.5m-1.5m of two side sections on piping lane basis, preferably 1m.
Efficiency is excavated to improve, the flat section length of the active section 102 on piping lane basis is preferably between 5m-15m
10m。
Between adjacent active section 102, longitudinal direction is formed using down-hole hammer drilling tool Drilling and faces dummy section 103, and faces dead zone
Between the depth depth 5cm-15cm on the depth ratio piping lane basis in domain 103, preferably 10cm.
In the present embodiment, between a diameter of 70mm-100mm in level rope saw hole 105, preferably 90mm.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
All any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (5)
1. hard rock mass rope saw cut structure, it is characterised in that including forming the active section in piping lane basis, rope saw and driving
The driving element of the dynamic rope saw cut, one end of the active section are externally provided with vacant active well, the active section it is another
End, which is externally provided with, faces dummy section, and the depth for facing dummy section is deeper than the depth on the piping lane basis；The bottom of the active section
Both sides have set horizontal rope saw hole respectively, and the horizontal rope saw hole communicates with the dummy section that faces；The rope saw runs through the water
Flat rope saws hole and faces dummy section, and the rope saw is arranged in closed.
2. hard rock mass rope saw cut structure as claimed in claim 1, it is characterised in that the depth ratio pipe for facing dummy section
Between the depth depth 5cm-15cm on corridor basis.
3. hard rock mass rope saw cut structure as claimed in claim 2, it is characterised in that the depth ratio pipe for facing dummy section
The depth depth 10cm on corridor basis.
4. the hard rock mass rope saw cut structure as described in any one of claims 1 to 3, it is characterised in that the horizontal rope saw
Between a diameter of 70mm-100mm in hole.
5. hard rock mass rope saw cut structure as claimed in claim 4, it is characterised in that the horizontal rope saws a diameter of of hole
90mm。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720279039.0U CN206644159U (en) | 2017-03-20 | 2017-03-20 | Hard rock mass rope saw cut structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720279039.0U CN206644159U (en) | 2017-03-20 | 2017-03-20 | Hard rock mass rope saw cut structure |
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| Publication Number | Publication Date |
|---|---|
| CN206644159U true CN206644159U (en) | 2017-11-17 |
Family
ID=60278849
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720279039.0U Active CN206644159U (en) | 2017-03-20 | 2017-03-20 | Hard rock mass rope saw cut structure |
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| Country | Link |
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| CN (1) | CN206644159U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108119146A (en) * | 2017-11-27 | 2018-06-05 | 中铁十二局集团有限公司 | Excavate the construction method of high intensity rock |
| CN114872204A (en) * | 2022-06-14 | 2022-08-09 | 保利长大工程有限公司 | Diamond rope saw cutting method for temporary traffic road section |
-
2017
- 2017-03-20 CN CN201720279039.0U patent/CN206644159U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108119146A (en) * | 2017-11-27 | 2018-06-05 | 中铁十二局集团有限公司 | Excavate the construction method of high intensity rock |
| CN114872204A (en) * | 2022-06-14 | 2022-08-09 | 保利长大工程有限公司 | Diamond rope saw cutting method for temporary traffic road section |
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