CN106285690B - A kind of ultradeep well shaft bottom fine ore collection vertical shaft and its rapid construction method for protecting support - Google Patents
A kind of ultradeep well shaft bottom fine ore collection vertical shaft and its rapid construction method for protecting support Download PDFInfo
- Publication number
- CN106285690B CN106285690B CN201610648505.8A CN201610648505A CN106285690B CN 106285690 B CN106285690 B CN 106285690B CN 201610648505 A CN201610648505 A CN 201610648505A CN 106285690 B CN106285690 B CN 106285690B
- Authority
- CN
- China
- Prior art keywords
- liner plate
- country rock
- fine ore
- vertical shaft
- ore collection
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D8/00—Shafts not provided for in groups E21D1/00 - E21D7/00
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D1/00—Sinking shafts
- E21D1/03—Sinking shafts mechanically, e.g. by loading shovels or loading buckets, scraping devices, conveying screws
- E21D1/06—Sinking shafts mechanically, e.g. by loading shovels or loading buckets, scraping devices, conveying screws with shaft-boring cutters
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D5/00—Lining shafts; Linings therefor
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D5/00—Lining shafts; Linings therefor
- E21D5/04—Lining shafts; Linings therefor with brick, concrete, stone, or similar building materials
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D5/00—Lining shafts; Linings therefor
- E21D5/12—Accessories for making shaft linings, e.g. suspended cradles, shutterings
Abstract
The present invention relates to a kind of ultradeep well shaft bottom fine ore collection vertical shaft and its rapid construction method for protecting support, belong to fine ore collection Construction Technology field；The ultradeep well shaft bottom fine ore collection vertical shaft includes liner plate, weldering nail, country rock, four part of concrete supporting；The liner plate is fixed on inside country rock, interim safeguard measure of the liner plate as country rock early period, and also serves as later stage concrete-pouring template, and the weldering nail is connect with liner plate, to realize that liner plate and concrete form entirety；Gap is poured there are certain thickness between liner plate and country rock, the permanent support measure in gap after casting concrete as ultradeep well shaft bottom fine ore collection vertical shaft.Patent of the present invention can be realized carries out quick supporting to the borehole wall, improves operating environment, enhances prop intensity, it is ensured that adjoining rock stability is run.
Description
Technical field
The invention belongs to fine ore collection Construction Technology field, returned specifically, being related to a kind of ultradeep well shaft bottom fine ore
Receive vertical shaft and its rapid construction method for protecting support.
Background technology
Skip in shaft promotion has that ore and fine ore scatter, by for many years it was verified that although adopting in design
Corresponding technical measures are taken, are strengthened management in production, can only also reduce the amount of scattering of fine ore, it is impossible to fine ore be avoided to scatter phenomenon
Occur.Fine ore collection mode need to be combined with mine development mode, have auxiliary shaft recycling, inclined shaft recycling to recycle three with staple at present
Kind fine ore collection mode.Vertical shaft way of recycling has quantities small, the features such as short time limit, suitable for being equipped with tail rope and steel guide
Vertical shaft.The factors such as high stress, high confining pressure, the High-geotemperature brought however, as ultra-deep portion environment, and thus cause rock burst, floods
The unfavorable conditions such as evil such as often will appear borehole wall wall caving when construct powder ore recovery system, collapse at the accidents, and it is safe to influence the later stage
Stable operation, it would therefore be highly desirable to provide a kind of fine ore collection vertical shaft for being adapted to and safe construction can quickly being carried out under the particular surroundings.
Invention content
In view of the above-mentioned problems, the present invention proposes a kind of ultradeep well shaft bottom fine ore collection vertical shaft and its rapid construction supporting side
Method using liner plate as the gib measure of country rock early period, and also serves as later stage concrete-pouring template, and it is suitable for ultra-deep
Country rock fast and safe construction under the conditions of portion, rich water, severe geology avoids occurring the borehole wall wall caving during construction powder ore recovery system, collapsing
It the accidents such as collapses, influences the safe and stable operation of construction in later period.
To solve the above-mentioned problems, the technical solution adopted in the present invention：
The ultradeep well shaft bottom fine ore collection vertical shaft includes liner plate 1, weldering nail 2, country rock 3, concrete supporting 4, described
Country rock 3 be internally provided with liner plate 1, weldering nail 2 is uniformly staggered on the outer wall of liner plate 1, stayed between liner plate 1 and country rock 3
Gap is poured, concrete supporting 4 has been poured in the gap between liner plate 1 and country rock 3.
Preferably, the weldering nail 2 is attached with liner plate 1 by the way of welding.
Preferably, the country rock 3 is reserved with thickness as h2The deficient digging layer of=0~50mm, the length L and coagulation of weldering nail 2
The relationship of the thickness D of native branch sheath 4 is D=L+h1+h2, wherein, h1=30~50mm is the concrete cover of code requirement.
The rapid construction method for protecting support of ultradeep well shaft bottom fine ore collection vertical shaft recorded above, includes the following steps：
Step 1：Drilling well
Using the quick vertical driving of raise boring machine 5, the molding of fine ore collection vertical shaft country rock is realized；
Step 2：Supporting
Tunnel interim safeguard measure of the molding 3 inside supporting liner plate 1 of country rock as country rock 3, liner plate vertically in step 1
1 from bottom to top segmentation installed, between adjacent liner plates 1 using weld by the way of be attached；During supporting, liner plate 1 and country rock 3
Between there are pour gap；
Step 3：It pours
That is reserved between liner plate 1 and country rock 3 pours casting concrete in gap, makes concrete slurry solidification and liner plate 1
On weldering nail 2 and country rock 3 inner wall formed integral structure, realize the fixation to liner plate 1, make liner plate 1 as the permanent of country rock 3
Supporting measure；
Step 4：Preservative treatment
Preservative treatment is carried out to liner plate 1 in 3 days after concreting, the anti-of liner plate 1 is realized by the way of mopping
Corruption processing, avoids liner plate 1 from contacting corrosion with wet air in ultradeep well.
Beneficial effects of the present invention：
The present invention uses interim safeguard measure of the liner plate as country rock early period, and also serve as later stage concrete-pouring template, can
Quick supporting is carried out to the borehole wall to realize, improves operating environment, enhances prop intensity, it is ensured that adjoining rock stability is run.
Description of the drawings
Fig. 1 is the structure diagram of the present invention；
Fig. 2 is raise boring machine rapid construction fine ore collection vertical shaft simplified schematic diagram of the present invention.
In figure, 1- liner plates, 2- welderings nail, 3- country rocks, 4- concrete supportings, 5- raise boring machines.
Specific embodiment
Below in conjunction with the embodiment of the present invention and attached drawing, the technical solution in the embodiment of the present invention is carried out clear, complete
Ground describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.Based on this
Embodiment in invention, the every other reality that those of ordinary skill in the art are obtained without making creative work
Example is applied, shall fall within the protection scope of the present invention.
Embodiment 1
The ultradeep well shaft bottom fine ore collection vertical shaft includes liner plate 1, weldering nail 2, country rock 3, concrete supporting 4, described
Country rock 3 be internally provided with liner plate 1, weldering nail 2 is uniformly staggered on the outer wall of liner plate 1, weldering nail 2 is with liner plate 1 using weldering
The mode connect is attached；There are gap is poured between liner plate 1 and country rock 3, poured in the gap between liner plate 1 and country rock 3
Concrete supporting 4；When country rock 3 occurs owing to dig h2When, the length L of the weldering nail 2 is with the thickness D's of concrete supporting 4
Relationship is D=L+h1, reserve and owe to dig thickness h2It is when being dug in order to ensure the appearance of country rock 3 is deficient, weldering nail 2 still has the coagulation of code requirement
Protective soil layer thickness h1, it is ensured that the supporting intensity of ultradeep well shaft bottom fine ore collection vertical shaft.
The rapid construction method for protecting support of ultradeep well shaft bottom fine ore collection vertical shaft recorded above, includes the following steps：
Step 1：Drilling well
Using the quick vertical driving of raise boring machine 5, the molding of fine ore collection vertical shaft country rock is realized；
Step 2：Supporting
Tunnel interim safeguard measure of the molding 3 inside supporting liner plate 1 of country rock as country rock 3, liner plate vertically in step 1
1 from bottom to top segmentation installed, between adjacent liner plates 1 using weld by the way of be attached；During supporting, liner plate 1 and country rock 3
Between there are pour gap；
Step 3：It pours
That is reserved between liner plate 1 and country rock 3 pours casting concrete in gap, makes concrete slurry solidification and liner plate 1
On weldering nail 2 and country rock 3 inner wall formed integral structure, realize the fixation to liner plate 1, make liner plate 1 as the permanent of country rock 3
Supporting measure；
Step 4：Preservative treatment
Preservative treatment is carried out to liner plate 1 in 3 days after concreting, the anti-of liner plate 1 is realized by the way of mopping
Corruption processing, avoids liner plate 1 from contacting corrosion with wet air in ultradeep well.
Embodiment 2
The ultradeep well shaft bottom fine ore collection vertical shaft includes liner plate 1, weldering nail 2, country rock 3, concrete supporting 4, described
Country rock 3 be internally provided with liner plate 1, weldering nail 2 is uniformly staggered on the outer wall of liner plate 1, weldering nail 2 is with liner plate 1 using weldering
The mode connect is attached；There are gap is poured between liner plate 1 and country rock 3, poured in the gap between liner plate 1 and country rock 3
Concrete supporting 4.When country rock 3 does not occur owing to dig, the length L of the weldering nail 2 is with the thickness D's of concrete supporting 4
Relationship is D=L+h1+h2, the thickness of concrete supporting 4 is expanded, it is strong to enhance the supporting of ultradeep well shaft bottom fine ore collection vertical shaft
Degree, it is ensured that country rock 3 can steady operation, ensure fine ore collection work stable operation.
The rapid construction method for protecting support of ultradeep well shaft bottom fine ore collection vertical shaft recorded above, includes the following steps：
Step 1：Drilling well
Using the quick vertical driving of raise boring machine 5, the molding of fine ore collection vertical shaft country rock is realized；
Step 2：Supporting
Tunnel interim safeguard measure of the molding 3 inside supporting liner plate 1 of country rock as country rock 3, liner plate vertically in step 1
1 from bottom to top segmentation installed, between adjacent liner plates 1 using weld by the way of be attached；During supporting, liner plate 1 and country rock 3
Between there are pour gap；
Step 3：It pours
That is reserved between liner plate 1 and country rock 3 pours casting concrete in gap, makes concrete slurry solidification and liner plate 1
On weldering nail 2 and country rock 3 inner wall formed integral structure, realize the fixation to liner plate 1, make liner plate 1 as the permanent of country rock 3
Supporting measure；
Step 4：Preservative treatment
Preservative treatment is carried out to liner plate 1 in 3 days after concreting, the anti-of liner plate 1 is realized by the way of mopping
Corruption processing, avoids liner plate 1 from contacting corrosion with wet air in ultradeep well.
The operation principle of the present invention：Country rock 3 is formed using raise boring machine speedy drivage, after country rock 3 tunnels, edge immediately
3 inner wall of country rock fixes liner plate 1, quickly to form interim safeguard measure, and using stud welding weldering nail on liner plate 1, liner plate 1 with
Concreting gap is reserved between country rock 3；After liner plate 1 is completely fixed, concreting is carried out immediately, to form coagulation
The native borehole wall carries out permanent support, and liner plate 1, weldering nail 2 and concrete supporting 4 is made to form an entirety, shape after concreting
Into the permanent support layer of country rock 3；Preservative treatment is carried out to liner plate 1 in 3 days after concreting, avoids liner plate 1 and ultra-deep
Wet air contacts corrosion in well.
Finally illustrate, the above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted, although by upper
It states preferred embodiment the present invention is described in detail, however, those skilled in the art should understand that, can be in form
Various changes are made to it in upper and details, without departing from claims of the present invention limited range.
Claims (3)
1. a kind of ultradeep well shaft bottom fine ore collection vertical shaft, it is characterised in that：The ultradeep well shaft bottom fine ore collection vertical shaft includes
Liner plate（1）, weldering nail（2）, country rock（3）, concrete supporting（4）, the country rock（3）Be internally provided with liner plate（1）, weldering nail
（2）Uniformly it is staggered in liner plate（1）Outer wall on, liner plate（1）With country rock（3）Between there are pour gap, liner plate（1）With enclosing
Rock（3）Between gap in poured concrete supporting（4）, the country rock（3）Thickness is reserved with as h2=0~50mm's
It owes to dig layer, weldering nail（2）Length L and concrete supporting（4）Thickness D relationship be D=L+h1+h2, wherein, h1=30~
50mm is the concrete cover of code requirement.
2. a kind of ultradeep well shaft bottom fine ore collection vertical shaft according to claim 1, it is characterised in that：The weldering nail（2）
With liner plate（1）It is attached by the way of welding.
3. the rapid construction method for protecting support of ultradeep well shaft bottom fine ore collection vertical shaft that one claim of any of the above is recorded, special
Sign is, includes the following steps：
Step 1：Drilling well
Using raise boring machine（5）Quick vertical driving, realizes the molding of fine ore collection vertical shaft country rock；
Step 2：Supporting
Tunnel molding country rock vertically in step 1（3）Internal supporting liner plate（1）As country rock（3）Interim safeguard measure, lining
Plate（1）From bottom to top segmentation is installed, adjacent liner plates（1）Between using welding by the way of be attached；During supporting, liner plate
（1）With country rock（3）Between there are pour gap；
Step 3：It pours
In liner plate（1）With country rock（3）Between reserve pour casting concrete in gap, make concrete slurry solidify and liner plate
（1）On weldering nail（2）And country rock（3）Inner wall formed integral structure, realize to liner plate（1）Fixation, make liner plate（1）As
Country rock（3）Permanent support measure；
Step 4：Preservative treatment
To liner plate in 3 days after concreting（1）Preservative treatment is carried out, liner plate is realized by the way of mopping（1）It is anti-
Corruption processing, avoids liner plate（1）Corrosion is contacted with wet air in ultradeep well.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610648505.8A CN106285690B (en) | 2016-08-10 | 2016-08-10 | A kind of ultradeep well shaft bottom fine ore collection vertical shaft and its rapid construction method for protecting support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610648505.8A CN106285690B (en) | 2016-08-10 | 2016-08-10 | A kind of ultradeep well shaft bottom fine ore collection vertical shaft and its rapid construction method for protecting support |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106285690A CN106285690A (en) | 2017-01-04 |
| CN106285690B true CN106285690B (en) | 2018-07-03 |
Family
ID=57667427
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610648505.8A Active CN106285690B (en) | 2016-08-10 | 2016-08-10 | A kind of ultradeep well shaft bottom fine ore collection vertical shaft and its rapid construction method for protecting support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106285690B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108756889B (en) * | 2018-06-08 | 2019-08-30 | 北京中煤矿山工程有限公司 | Anti- well drilling machine reaming construction broken formation gib method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101349064A (en) * | 2008-08-26 | 2009-01-21 | 中国水利水电第五工程局 | Construction method of hydroelectric power station surge chamber vertical shaft under soft rock geological condition |
| CN103696774A (en) * | 2013-12-06 | 2014-04-02 | 马钢(集团)控股有限公司 | Development method of blind shaft frame for surface and underground parallel construction |
| CN203783634U (en) * | 2014-03-14 | 2014-08-20 | 河北钢铁集团矿业有限公司 | Mineral powder recycling structure for underground mine |
| CN203948125U (en) * | 2014-07-24 | 2014-11-19 | 山东黄金矿业(莱州)有限公司焦家金矿 | Lower ventilating shaft fine ore retracting device |
| CN204041105U (en) * | 2014-08-13 | 2014-12-24 | 中国瑞林工程技术有限公司 | A kind of skip bucket main vertical shaft fine ore collection device |
-
2016
- 2016-08-10 CN CN201610648505.8A patent/CN106285690B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101349064A (en) * | 2008-08-26 | 2009-01-21 | 中国水利水电第五工程局 | Construction method of hydroelectric power station surge chamber vertical shaft under soft rock geological condition |
| CN103696774A (en) * | 2013-12-06 | 2014-04-02 | 马钢(集团)控股有限公司 | Development method of blind shaft frame for surface and underground parallel construction |
| CN203783634U (en) * | 2014-03-14 | 2014-08-20 | 河北钢铁集团矿业有限公司 | Mineral powder recycling structure for underground mine |
| CN203948125U (en) * | 2014-07-24 | 2014-11-19 | 山东黄金矿业(莱州)有限公司焦家金矿 | Lower ventilating shaft fine ore retracting device |
| CN204041105U (en) * | 2014-08-13 | 2014-12-24 | 中国瑞林工程技术有限公司 | A kind of skip bucket main vertical shaft fine ore collection device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106285690A (en) | 2017-01-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103089275B (en) | Control method of surrounding rocks in water-rich very-broken surrounding rock tunnel collapse sections | |
| CN105317459B (en) | A kind of subregion placement method for being used to control tight roof large area caving disaster | |
| CN103643979B (en) | Hydraulic support used for roadway temporary support and erecting and use method of hydraulic support | |
| CA3022748C (en) | Method for recovering room-mining coal pillars by solid filling in synergy with artificial pillars | |
| CN110939466B (en) | Pier stud non-blasting roof cutting gob-side entry driving method | |
| CN107725052B (en) | One kind, which is adopted, stays integration exploitation gob side entry top plate constant-resistance anchor body beam method for protecting support | |
| CN112855223A (en) | Integrated grouting method for coal roadway penetrating through goaf wall rear-advance curtain space | |
| CN112610251B (en) | Control method of coal mining roadway top plate | |
| CN107355226A (en) | TBM construction tunnel fault belts hole section processing structure | |
| CN109209392A (en) | Loopful excavation method suitable for IV-V grade of country rock of large cross-section tunnel | |
| CN106930766A (en) | Great burying TBM construction tunnel rock burst processing structures | |
| CN102777185A (en) | Inclined well shaft construction technology | |
| CN105756702A (en) | Roadway-side mesh cage filling supporting gob-side entry retaining method | |
| CN109595029A (en) | Goaf partial stowage supporting structure and its construction method under the conditions of tight roof | |
| CN106246195A (en) | A kind of Open-type full-face rock ripper digs uses cutterhead lifting apparatus | |
| CN113803071B (en) | Thin ore body mining method based on remote intelligent heading machine | |
| CN105240012A (en) | F-type section coal-mining method allowing commingled mining of coal pillars | |
| CN106285690B (en) | A kind of ultradeep well shaft bottom fine ore collection vertical shaft and its rapid construction method for protecting support | |
| CN110578525A (en) | micro-disturbance construction method for crossing operation subway tunnel by overlapping shield tunnel | |
| CN204140092U (en) | The inclined shaft deep hole grouting structure of a kind of effective reinforce adjoining rock and shutoff underground water burst | |
| CN106522972B (en) | A kind of TBM cutterheads and shield card machine processing method | |
| CN116804369A (en) | TBM (Tunnel boring machine) combined construction method for crossing bad stratum | |
| CN207111096U (en) | TBM construction tunnel fault belts hole section processing structure | |
| CN104074526B (en) | A kind of shape of a hoof open type shield structure body structure and shield construction technique thereof | |
| CN207960680U (en) | A kind of lock wall for underground coal mine waterproof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |