CN101871752A - Hydraulic static blasting expansion tube - Google Patents
Hydraulic static blasting expansion tube Download PDFInfo
- Publication number
- CN101871752A CN101871752A CN201010210506A CN201010210506A CN101871752A CN 101871752 A CN101871752 A CN 101871752A CN 201010210506 A CN201010210506 A CN 201010210506A CN 201010210506 A CN201010210506 A CN 201010210506A CN 101871752 A CN101871752 A CN 101871752A
- Authority
- CN
- China
- Prior art keywords
- expansion
- static blasting
- expansion tube
- hydraulic
- hydraulic static
- 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.)
- Pending
Links
Images
Landscapes
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
Abstract
The invention relates to a hydraulic static blasting expansion tube, which consists of an expansion hose body and a connector, wherein the expansion hose body is provided with a cavity with one end being closed, the cavity is provided with an outlet, and the outlet of the cavity is designed to be of a structure in a pipe connector form or in a pipe orifice form; and the pipe connector or the pipe orifice can be designed to be of structure in an external connection form or in an internal connection form. The expansion hose body is fixedly connected with the connector, and the external or the internal connection structure is of a threaded structure or other structures of the prior art. The hydraulic static blasting expansion tube is suitable for the cutting of the rock or concrete fragile material, is mainly used for mining stone, and is of a core component product of a hydraulic static blasting device for mining stone.
Description
Technical field
The invention belongs to a kind of stone mining technology and equipment, particularly a kind of static blasting technology and equipment.
Background technology
Static crushing method (static blasting technology) is a kind of fragmentation (or cutting) rock and the concrete new method that grows up nearly period, also claims static(al) to compel to split and the Static crushing technology.Exactly, it is the static blasting chemical method.Its basic principle, foundation are: general rock or concrete all belong to fragile material, and the compression strength of fragile material is big, and tensile strength is little, and its tensile strength is much smaller than compression strength.The tensile strength of rock is 4-10Mpa, and the about 1.5-3.0Mpa of concrete tensile strength is equivalent to the 1/10-1/20 of its compression strength approximately.And the bulbs of pressure of static breaking agent can reach 30-50Mpa usually.So reasonably broken design (determining of explosive payload, aperture, hole depth and pitch of holes) is to make eyelet medium on every side be subjected to fully destroying.As long as constraint exists, cracking agent just has and continue to produce or residual to a certain degree the character of the bulbs of pressure, thereby can continue increase or produce new crack.
In the present stone mining, mainly adopt the static blasting chemical method.It is by uniform brill one round of certain spacing according to line of cut, then with a kind of molybdenum that contains, magnesium, calcium, the Powdered static breaking agent of the inorganic salts of elements such as titanium, with the mobile shape slurry of suitable quantity of water furnishing, directly pour in the boring, hydration reaction by expension-spalling agent generation in boring, make crystal modification, growth volume in time increases, produce the bulbs of pressure (radial compressive stress and hoop tension), lentamente, impose on hole wall quietly, after after a while, reach maximum, produce at its chemical reaction under the effect of the huge bulbs of pressure, rock is cracked by the line of cut of setting, thereby obtain the method for the stone material blank of suitable production and processing.(so-called stone material blank is the building stones that possess the certain size size that exploitation obtains from the mine, and it is the raw material that processing stone sheet material, section bar, engraving, sculpture are used)
There is, fill up expension-spalling agent after, rock generally takes 1-3 days and just can split, efficient is low; Poor effect when temperature is low, during near 0 ℃, expension-spalling agent stops chemical reaction, can't use; Expension-spalling agent is an expendable consumed product, and the expension-spalling agent consumption is big, waste resource, production cost height; The deficiencies such as residue contamination environment that produce.
Adopt keyword to Chinese patent and authoritative website retrieval and market survey, find 1 of the relevant patent of static blasting chemical method, it is that Wuhan Polytechnical Univ applies in the woods ancestor longevity, and the patent No. is 87207860 patented technology; Do not find and hydraulic static blasting method relevant report of the present invention and product.
Summary of the invention
The objective of the invention is to: the prior art deficiency of the application of producing at stone mining proposes a kind of hydraulic static blasting expansion tube.
Another object of the present invention is to: the purposes that proposes a kind of hydraulic static blasting expansion tube.
Hydraulic static blasting expansion tube of the present invention is characterized in that: be made up of expansion hose body and joint, its expansion hose body has by the airtight cavity that constitutes of an end, and cavity has an outlet, and its cavity outlet is set to the structure of pipe joint or interface tube form.Its pipe joint or interface tube can be designed to external or inscribed figure formula structure.Its expansion hose body connects with joint, fixes, and can adopt prior art to finish; Its external or internal structure is helicitic texture or other structure of prior art.
Hydraulic static blasting expansion tube of the present invention can adopt the material of prior art and processing method to make production.Its expansion hose body adopts durable withstand voltage elastomeric material (as rubber etc.) to make, and extends under hydraulic action for avoiding expansion tube, vertically is added with high strength fibre.When hydraulic pressure, its elongation is limited, the directed lateral expansion that produces, generally require expanding volume should reach 1-2 doubly or more than, to obtain optimal result of use.
The purposes of hydraulic static blasting expansion tube of the present invention, the cutting that it is applicable to rock or concrete fragile material, the production that is mainly used in the exploitation stone material is used, and is the kernel component product of the hydraulic static blasting equipment of exploitation stone material.
The present invention's beneficial effect compared with prior art is:
The present invention adopts physics static blasting method to replace chemical static blasting method and apparatus, its technical maturity, device security, reliable; Produce easy operating, be easy to control, efficient, energy-saving and environmental protection are pollution-free; With short production cycle, efficient is high, production cost is low; Have remarkable social benefit and economic benefit.
Description of drawings
The invention will be further described below in conjunction with accompanying drawing, but embodiments of the present invention are not limited thereto.
Fig. 1-coupling hydraulic static blasting expansion tube structural representation
Fig. 2-nipple hydraulic static blasting expansion tube structural representation
The method and apparatus general illustration of Fig. 3-hydraulic static blasting
The structural representation of Fig. 4-hydraulic tube E
Fig. 5-uniform boring schematic diagram
Fig. 6--use local enlarged diagram
Fig. 7--add the steel pipe sheath and use local enlarged diagram
Among the figure: expansion tube inner chamber (1), expansion hose body (2), expanding pipe joint (3), expansion tube screw thread (4), the expansion mouth of pipe (5), expansion tube (A) is cut (B) of stone, boring (C), general hydraulic tube (D), the dedicated hydraulic pipe (E) of the technology of the present invention, hydraulic means (F), hydralic pressure gauge (G), check-valves (H), connect (J), hydraulic tube two end interfaces, the interface of import or export (ja) or (jb), hydraulic tube support interface (jc), the hydraulic pump interface connects (J1), and hydraulic oil-returning connects (J2), steel pipe sheath (R).
The specific embodiment
As shown in Figure 1 and Figure 2: hydraulic static blasting expansion tube of the present invention (A), expansion tube inner chamber (1), expansion hose body (2), expanding pipe joint (3) constitutes, and its pipe joint or interface tube (4) can be designed to external or inscribed figure formula structure.Its expansion hose body (2) connects, fixes with joint (3), can adopt prior art to finish; Its external or internal structure is helicitic texture or other structure of prior art.Its expansion hose body (2) adopts durable withstand voltage elastomeric material (as rubber etc.) to make, and extends under hydraulic action for avoiding expansion tube, can design vertically to be added with the high strength fibre method and to solve.When hydraulic pressure, its elongation is limited, the directed lateral expansion that produces, generally require expanding volume should reach 1-2 doubly or more than, to obtain optimal result of use.
At the stone mining mining site, with the stone of need cuttings, uniform as shown in Figure 5 boring, pitch-row is different according to different building stones, the intensity high rigidity big as granite, uniform boring pitch-row is little, density is big, the then uniform boring pitch-row of marble can be greatly.
The embodiment of the invention is material with the marble, and uniform boring pitch-row is 100 millimeters.Selecting 2 meters marbles for use is material, and uniform boring pitch-row is 100 millimeters, holes 19.
As Fig. 6, shown in Figure 7: hydraulic static blasting expansion tube of the present invention (A) length, big palpulus adapt with boring (C) diameter, the degree of depth, so can be by the expansion tube series of products of the various diameters of production application Demand Design, length.In use; the expansion hose body portion length of its expansion tube (A) should be slightly less than drilling depth; if it is oversize to run into expansion tube; the expansion hose body portion of expansion tube (A) is exposed outside the boring; can entangle with the steel pipe sheath and protected growing the outer expansion tube of boring, to prevent the expansion tube spalling outward of holing.
As shown in the figure: insert expansion tube (A) in the boring (C) successively, expansion tube (A) is connected with the interface (jc) of dedicated hydraulic pipe (E) successively, end with general hydraulic tube (D) is connected with the oil pump of hydraulic means (F) then, and the other end is connected with the interface (ja) of dedicated hydraulic pipe (E); The other end interface (jb) of dedicated hydraulic pipe (E) is connected with the general hydraulic tube (D) that refluxes, and an end and the check-valves of the general hydraulic tube (D) of backflow connect, and check-valves other end hydraulic tube is connected to the fuel tank of hydraulic means (F).
After checking that affirmation is errorless, open check-valves, start oil pump, treat that can close check-valves after the air emptying in pipeline road and the expansion tube pressurizes, on one side pressurization, observe on one side, when finding rock crack, open check-valves rapidly, in case expansion tube excessive expansion and being scratched, to prolong expansion tube service life by stone.
Hydraulic means pressurizes, its hydraulic buckling sebific duct forms the bulbs of pressure in each hole, rock is formed under the bulbs of pressure effect at the hydraulic buckling sebific duct, when the bulbs of pressure of hydraulic buckling sebific duct formation surpass the tensile strength of rock, rock cracks by the line of cut of setting and breaks, and generally needs 1-3 hour approximately.
Claims (5)
1. hydraulic static blasting expansion tube, it is characterized in that: be made up of expansion hose body and joint, its expansion hose body has by the airtight cavity that constitutes of an end, and cavity has an outlet, and its cavity outlet is set to the structure of pipe joint or interface tube form.
2. hydraulic static blasting expansion tube according to claim 1 is characterized in that: the expansion hose body of described expansion tube adopts durable withstand voltage elastomeric material to make.
3. hydraulic static blasting expansion tube according to claim 1 is characterized in that: the expansion hose body of its expansion tube vertically is added with high strength fibre.
4. hydraulic static blasting expansion tube according to claim 1 is characterized in that: the directed volume that produces lateral expansion of the expansion hose body of its expansion tube is not less than 1-2 doubly.
5. the purposes of hydraulic static blasting expansion tube of the present invention is mainly used in the production use that hydraulic static blasting is exploited stone material, exploits the kernel component product of the pressure static blasting equipment of stone material for liquid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010210506A CN101871752A (en) | 2010-06-28 | 2010-06-28 | Hydraulic static blasting expansion tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010210506A CN101871752A (en) | 2010-06-28 | 2010-06-28 | Hydraulic static blasting expansion tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101871752A true CN101871752A (en) | 2010-10-27 |
Family
ID=42996757
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010210506A Pending CN101871752A (en) | 2010-06-28 | 2010-06-28 | Hydraulic static blasting expansion tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101871752A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106440984A (en) * | 2016-12-20 | 2017-02-22 | 大连大学 | Blasthole explosive pressing pipes for city shallow buried rock stratum tunnel static blasting construction and construction method |
| CN109372507A (en) * | 2018-12-07 | 2019-02-22 | 张永利 | A kind of hydraulic swelling device and its orientation split swollen fracturing method |
| CN111878095A (en) * | 2020-08-11 | 2020-11-03 | 中铁十八局集团有限公司 | Construction method for existing underground structure of newly-built channel connection without reserved interface |
| CN112729035A (en) * | 2020-12-25 | 2021-04-30 | 上海二十冶建设有限公司 | Integral static blasting device for relatively complete rock stratum and construction method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87207860U (en) * | 1987-05-08 | 1988-03-02 | 武汉工业大学 | Static detonate tube for skew, transverse and underwater filling hole |
| CN2062381U (en) * | 1990-03-26 | 1990-09-19 | 王长伦 | Hydraulic splitting machine |
| CN2084980U (en) * | 1990-12-29 | 1991-09-18 | 顾孟寒 | Hydraulic static expander |
| CN1060334A (en) * | 1991-10-05 | 1992-04-15 | 中国矿业大学 | Hydraulic swelling method and device thereof |
| CN201277040Y (en) * | 2008-10-31 | 2009-07-22 | 朱殿才 | Expansion cracking apparatus |
-
2010
- 2010-06-28 CN CN201010210506A patent/CN101871752A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87207860U (en) * | 1987-05-08 | 1988-03-02 | 武汉工业大学 | Static detonate tube for skew, transverse and underwater filling hole |
| CN2062381U (en) * | 1990-03-26 | 1990-09-19 | 王长伦 | Hydraulic splitting machine |
| CN2084980U (en) * | 1990-12-29 | 1991-09-18 | 顾孟寒 | Hydraulic static expander |
| CN1060334A (en) * | 1991-10-05 | 1992-04-15 | 中国矿业大学 | Hydraulic swelling method and device thereof |
| CN201277040Y (en) * | 2008-10-31 | 2009-07-22 | 朱殿才 | Expansion cracking apparatus |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106440984A (en) * | 2016-12-20 | 2017-02-22 | 大连大学 | Blasthole explosive pressing pipes for city shallow buried rock stratum tunnel static blasting construction and construction method |
| CN106440984B (en) * | 2016-12-20 | 2018-03-16 | 大连大学 | City shallow embedding rock stratum tunnel static blasting construction blasthole medicament pressure pipe and construction method |
| CN109372507A (en) * | 2018-12-07 | 2019-02-22 | 张永利 | A kind of hydraulic swelling device and its orientation split swollen fracturing method |
| CN109372507B (en) * | 2018-12-07 | 2023-10-20 | 张永利 | Hydraulic fracturing device and directional splitting and expanding fracturing method thereof |
| CN111878095A (en) * | 2020-08-11 | 2020-11-03 | 中铁十八局集团有限公司 | Construction method for existing underground structure of newly-built channel connection without reserved interface |
| CN112729035A (en) * | 2020-12-25 | 2021-04-30 | 上海二十冶建设有限公司 | Integral static blasting device for relatively complete rock stratum and construction method thereof |
| CN112729035B (en) * | 2020-12-25 | 2023-02-28 | 上海二十冶建设有限公司 | Integral static blasting device for relatively complete rock stratum and construction method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101871756A (en) | Hydraulic static blasting method and device thereof | |
| CN201787870U (en) | Hydraulic static blasting device | |
| CN101871752A (en) | Hydraulic static blasting expansion tube | |
| CN104594901B (en) | A kind of working face is invaded the method in district by igneous rock | |
| CN104121830A (en) | Expansion pipe type quasi-static hydraulic pressure rock cracking method | |
| BR112017023204B1 (en) | FRACTURING METHOD | |
| CN113588457A (en) | Roadway impact resistance calculation method considering support-pressure relief-surrounding rock coupling effect | |
| CN110242267A (en) | For simulating the hydraulic fracturing shearing test system and method for geothermal system hot dry rock | |
| CN205400702U (en) | Hard strata shallow layer geothermal well fracturing unit | |
| CN201787869U (en) | Hydraulic tube used for hydraulic static blasting | |
| CN102352747B (en) | Pressure-control injection yield-increasing method for coal-bed gas well | |
| CN103643976A (en) | Recyclable nylon split combination anchor rod and anchor rod installing and recycling method | |
| CN104612649A (en) | Method and device for fracturing and permeability and yield increasing of coal-bed gas well of low-pressure and low permeability reservoir by means of chemical permeability increasing | |
| CN107313788B (en) | The method and device of grouting for water blocking under strong hydraulic connection | |
| CN106186930A (en) | Haydite manganese carbonate mine tailing concrete and preparation method thereof | |
| CN113309519A (en) | Shale anhydrous fracturing method for liquid nitrogen presplitting and nitrogen fracturing | |
| CN106761443B (en) | The assembled casing of casing deformation when preventing shale gas well fracturing | |
| CN101871753A (en) | Hydraulic static blasting hydraulic tube | |
| CN202659194U (en) | Novel well wall restoring device with combined sleeve and corrugated pipe | |
| Wu et al. | The effect of pulse frequency on the acoustic emission characteristics in coal bed hydraulic fracturing | |
| CN201635765U (en) | Sand throwing device for gob under highway | |
| Zeng et al. | Reasonable location parameters of pick and nozzle in combined cutting system | |
| CN204457462U (en) | Well casing device | |
| CN107907018A (en) | A kind of any hole sealing of hole explosive charge method of static(al) broken rock | |
| Fu et al. | Simulating directional hydraulic fracturing through coal seam drilling hole |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20101027 |