CN104405401A - Pneumatic rock crushing device - Google Patents
Pneumatic rock crushing device Download PDFInfo
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- CN104405401A CN104405401A CN201410536344.4A CN201410536344A CN104405401A CN 104405401 A CN104405401 A CN 104405401A CN 201410536344 A CN201410536344 A CN 201410536344A CN 104405401 A CN104405401 A CN 104405401A
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- air inlet
- piston
- high pressure
- main piston
- air
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Earth Drilling (AREA)
Abstract
The invention relates to a pneumatic rock crushing device. Two air inlet cylinder sleeves are symmetrically arranged at the bottom of the pneumatic rock crushing device. A main piston cylinder and the two air inlet cylinder sleeves are respectively connected through two high-pressure air storage baffles. The air inlet cylinder sleeves and the high-pressure air storage baffles are sealed to form high-pressure air storage chambers; the high-pressure air storage baffles are provided with air inlet passages, air inlet valves are arranged in the air inlet passages and the air inlet valves can close the air inlet passages under the effect of high-pressure air; a high-pressure air jet passage is formed at the middle connecting positions of an impact drill hammer and a main piston, and is communicated with an air outlet chamber in a guide control air inlet piston. Mechanical connecting pieces are arranged on the outer side of the pneumatic rock crushing device and are used for being connected with the top end of a boom of an excavator. The pneumatic rock crushing device adopts a gravity drill hammer impact and high-pressure air flow aggregation outburst combined body, realizes rock crushing by using the strong impact of the drill hammer and the jet expansion of the high-pressure air flow, and is applicable to rock mass engineering which cannot be blasted by using explosive.
Description
Technical field
The present invention relates to a kind of pneumatic fractured rock facility device, belong to rock tunnel driving field.
Background technology
Conservation of nature environment, to the innoxious construction of natural environment, prevents secondary disaster, is extensively advocated by people.Some specific region and special time are prohibited and are used explosive to carry out " drilling and blasting method " construction operation.
" micro-swing crushing rock mass technology " is the problem be difficult to resolve together of current road, bridge, tunnel construction.In order to crack this road difficult problem, no matter be related scientific research unit or practitioner, in the production practices activity that same the Nature is struggled, all utilizing prior art, carry out every theory and practice exploration, carry out technological break-through, sum up many feasible ways.Some technology is adopted widely by people, for the progress of society and development serve very large progradation.
Summary of the invention
The object of the invention is to propose one in the middle of practice of construction process, according to broken rock mechanical impact and the powerful jet expansion Theoretical Design of gas " rock crushing device " out.This is that impact of gravity pricker hammer is polymerized with high pressure draught and breaks out assembly, utilizes pricker hammer brute force attack and high pressure draught jet expansion to carry out the machine of rock mass damage.
For achieving the above object, the technical solution used in the present invention is a kind of pneumatic fractured rock facility device, and this device comprises air inlet cylinder sleeve 1, high pressure gas storage dividing plate 2, main piston cylinder 3, impact pricker hammer 4, main piston 5, admission valve 6, inlet channel 7, mechanical fastener 8, gases at high pressure air storage chamber 9, guiding control inlet piston 10, spraying high-pressure gas passage 11, gases at high pressure input channel 12, transpiration hole A13, transpiration hole B14.
Described air inlet cylinder sleeve 1 be two, two air inlet cylinder sleeves 1 are symmetricly set on the bottom of this pneumatic fractured rock facility device, and two air inlet cylinder sleeves 1 leave space.
Main piston cylinder 3 is connected respectively by two high pressure gas storage dividing plates 2 with two air inlet cylinder sleeves 1.
Described air inlet cylinder sleeve 1 and high pressure gas storage dividing plate 2 airtight formation high pressure gas storage air chamber 9; Described air inlet cylinder sleeve 1 is respectively arranged with gases at high pressure input channel 12, transpiration hole 13; High pressure gas storage dividing plate 2 is provided with inlet channel 7, and inlet channel 7 is built-in with admission valve 6, and admission valve 6 can cut out inlet channel 7 under gases at high pressure effect; Described gases at high pressure input channel 12 is separately positioned on the outside of air inlet cylinder sleeve 1, and transpiration hole A13 is arranged on the inner side of air inlet cylinder sleeve 1.
Main piston cylinder 3 inside is provided with main piston 5, and main piston 5 can slide along the inner side of main piston cylinder 3; Described main piston 5 one end is connected with guiding and controls inlet piston 10, and the other end is connected with and impacts pricker hammer 4; Described guiding controls inlet piston 10 and matches with two air inlet cylinder sleeves 1, and guiding controls inlet piston 10 and can slide along the outside of two air inlet cylinder sleeves 1; Guiding controls inlet piston 10 both sides and is respectively arranged with transpiration hole B14; Described transpiration hole A13, transpiration hole B14 can aim at when the control inlet piston 10 that leads slides along two air inlet cylinder sleeves 1, to realize the circulation of gases at high pressure; It is discharge chamber that described guiding controls inlet piston 10 inside.
Described spraying high-pressure gas passage 11 be arranged on impact pricker hammer 4, main piston 5 connects middle position, and the discharge chamber controlling inlet piston 10 inside with guiding together with.
Described mechanical fastener 8 is arranged on the outside of this pneumatic fractured rock facility device, in order to be connected with big arm of digger top.
Compared with prior art, the present invention has following beneficial effect:
1, the impact that the present invention adopts gravity pricker to hammer into shape is polymerized with high pressure draught and breaks out assembly, utilizes pricker to hammer brute force attack and high pressure draught jet expansion into shape and achieves destruction to rock, be applicable to use explosive to carry out the rock mass engineering project of explosion.
2, the element of present system is the finished product that prior art or market can buy, without special construction requirement.
Accompanying drawing explanation
Fig. 1 is system construction drawing of the present invention.
In figure: 1, air inlet cylinder sleeve, 2, high pressure gas storage dividing plate, 3, main piston cylinder, 4, pricker hammer is impacted, 5, main piston, 6, admission valve, 7, inlet channel, 8, mechanical fastener, 9, gases at high pressure air storage chamber, 10, guiding controls inlet piston, 11, spraying high-pressure gas passage, 12, gases at high pressure input channel, 13, transpiration hole A, 14, transpiration hole B.
Detailed description of the invention
As shown in Figure 1, a kind of pneumatic fractured rock facility device, this device comprises air inlet cylinder sleeve 1, high pressure gas storage dividing plate 2, main piston cylinder 3, impact pricker hammer 4, main piston 5, admission valve 6, inlet channel 7, mechanical fastener 8, gases at high pressure air storage chamber 9, guiding control inlet piston 10, spraying high-pressure gas passage 11, gases at high pressure input channel 12, transpiration hole A13, transpiration hole B14.
Described air inlet cylinder sleeve 1 be two, two air inlet cylinder sleeves 1 are symmetricly set on the bottom of this pneumatic fractured rock facility device, and two air inlet cylinder sleeves 1 leave space.
Main piston cylinder 3 is connected respectively by two high pressure gas storage dividing plates 2 with two air inlet cylinder sleeves 1.
Described air inlet cylinder sleeve 1 and high pressure gas storage dividing plate 2 airtight formation high pressure gas storage air chamber 9; Described air inlet cylinder sleeve 1 is respectively arranged with gases at high pressure input channel 12, transpiration hole 13; High pressure gas storage dividing plate 2 is provided with inlet channel 7, and inlet channel 7 is built-in with admission valve 6, and admission valve 6 can cut out inlet channel 7 under gases at high pressure effect; Described gases at high pressure input channel 12 is separately positioned on the outside of air inlet cylinder sleeve 1, and transpiration hole A13 is arranged on the inner side of air inlet cylinder sleeve 1.
Main piston cylinder 3 inside is provided with main piston 5, and main piston 5 can slide along the inner side of main piston cylinder 3; Described main piston 5 one end is connected with guiding and controls inlet piston 10, and the other end is connected with and impacts pricker hammer 4; Described guiding controls inlet piston 10 and matches with two air inlet cylinder sleeves 1, and guiding controls inlet piston 10 and can slide along the outside of two air inlet cylinder sleeves 1; Guiding controls inlet piston 10 both sides and is respectively arranged with transpiration hole B14; Described transpiration hole A13, transpiration hole B14 can aim at when the control inlet piston 10 that leads slides along two air inlet cylinder sleeves 1, to realize the circulation of gases at high pressure; It is discharge chamber that described guiding controls inlet piston 10 inside.
Described spraying high-pressure gas passage 11 be arranged on impact pricker hammer 4, main piston 5 connects middle position, and the discharge chamber controlling inlet piston 10 inside with guiding together with.
Described mechanical fastener 8 is arranged on the outside of this pneumatic fractured rock facility device, in order to be connected with big arm of digger top.
The course of action of this device is as follows, this device mechanical fastener 8 is fixed on big arm of digger top, the pressure-air transported from high pressure compressor enters gases at high pressure air storage chamber 9 by gases at high pressure input channel 12, when big arm of digger drives boulder buster to clash into rock mass, impact pricker hammer 4 promotes main piston 5 and slides backward under the reaction of rock mass, main piston 5 arrives admission valve 6 top in cylinder, and promote air valve 6 and open, pressure-air divides two-way.One road air enters main piston cylinder promotion main piston 5 and impacts forward instantaneously, and pricker hammer 4 is impacted in percussion and pore size clashes into strongly; A road air enters guiding and controls inlet piston 10 inside by main piston and impact pricker hammer internal high-pressure gas injection channel 11 inject high pressure gas expansion rock simultaneously.Not only such rock mass is subject to the brute force attack of pricker hammer but also is subject to the powerful jet expansion of gases at high pressure, finally make catalase, reach brokenly the object of rock.
After pressure-air expands, promote main piston 5 in cylinder slides forwards, main piston unclamps admission valve 6 top.Admission valve 6 cuts out under the action of the spring automatically.Meanwhile be with action-oriented to control inlet piston 10 due to main piston 5 to slide, make to enter the airport blocking that guiding controls inlet piston 10 inside, enter the pressure-air impacting pricker hammer 4 and be blocked, a broken rock circulation is complete.In week and back and forth carry out fragmentation finishing to rock like this, effect researched and developed by the machinery reaching anticipation.
Claims (3)
1. a pneumatic fractured rock facility device, is characterized in that: this device comprises air inlet cylinder sleeve (1), high pressure gas storage dividing plate (2), main piston cylinder (3), impacts pricker hammer (4), main piston (5), admission valve (6), inlet channel (7), mechanical fastener (8), gases at high pressure air storage chamber (9), guiding control inlet piston (10), spraying high-pressure gas passage (11), gases at high pressure input channel (12), transpiration hole A (13), transpiration hole B (14);
Described air inlet cylinder sleeve (1) be two, two air inlet cylinder sleeves (1) are symmetricly set on the bottom of this pneumatic fractured rock facility device, and two air inlet cylinder sleeves (1) leave space;
Main piston cylinder (3) is connected respectively by two high pressure gas storage dividing plates (2) with two air inlet cylinder sleeves (1);
Described air inlet cylinder sleeve (1) and high pressure gas storage dividing plate (2) airtight formation high pressure gas storage air chamber (9); Described air inlet cylinder sleeve (1) is respectively arranged with gases at high pressure input channel (12), transpiration hole 13; High pressure gas storage dividing plate (2) is provided with inlet channel (7), inlet channel (7) is built-in with admission valve (6), and admission valve (6) can cut out inlet channel (7) under gases at high pressure effect; Described gases at high pressure input channel (12) is separately positioned on the outside of air inlet cylinder sleeve (1), and transpiration hole A (13) is arranged on the inner side of air inlet cylinder sleeve (1);
Main piston cylinder (3) inside is provided with main piston (5), and main piston (5) can slide along the inner side of main piston cylinder (3); Described main piston (5) one end is connected with guiding and controls inlet piston (10), and the other end is connected with and impacts pricker hammer (4); Described guiding controls inlet piston (10) and matches with two air inlet cylinder sleeves (1), and guiding controls inlet piston (10) and can slide along the outside of two air inlet cylinder sleeves (1); Guiding controls inlet piston (10) both sides and is respectively arranged with transpiration hole B (14); Described transpiration hole A (13), transpiration hole B (14) can aim at when control inlet piston (10) of leading is slided along two air inlet cylinder sleeves (1), to realize the circulation of gases at high pressure; It is discharge chamber that described guiding controls inlet piston (10) inside;
Described spraying high-pressure gas passage (11) be arranged on impact pricker hammer (4), main piston (5) connect middle position, and with guiding controls inlet piston (10) inside discharge chamber together with;
Described mechanical fastener (8) is arranged on the outside of this pneumatic fractured rock facility device, in order to be connected with big arm of digger top.
2. one according to claim 1 pneumatic fractured rock facility device, it is characterized in that: the course of action of this device is as follows, this device mechanical fastener (8) is fixed on big arm of digger top, the pressure-air transported from high pressure compressor enters gases at high pressure air storage chamber (9) by gases at high pressure input channel (12), when big arm of digger drives boulder buster to clash into rock mass, impact pricker hammer (4) promotes main piston (5) and slides backward under the reaction of rock mass, main piston (5) arrives admission valve (6) top in cylinder, promote air valve (6) to open, pressure-air divides two-way, one road air enters main piston cylinder promotion main piston (5) and impacts forward instantaneously, and pricker hammer (4) is impacted in percussion and pore size clashes into strongly, simultaneously a road air enters guiding to control inlet piston (10) inner by main piston with impact pricker hammer internal high-pressure gas injection channel (11) inject high pressure gas expansion rock.
3. one according to claim 1 pneumatic fractured rock facility device, is characterized in that: after pressure-air expands, promote main piston (5) in cylinder slides forwards, main piston unclamps admission valve (6) top; Admission valve (6) cuts out under the action of the spring automatically; Meanwhile slide because main piston (5) band action-oriented controls inlet piston (10), make to enter guiding and control the inner airport blocking of inlet piston (10), enter the pressure-air impacting pricker hammer (4) to be blocked, a broken rock circulation is complete.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410536344.4A CN104405401B (en) | 2014-10-11 | 2014-10-11 | A kind of pneumatic fractured rock facility device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410536344.4A CN104405401B (en) | 2014-10-11 | 2014-10-11 | A kind of pneumatic fractured rock facility device |
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| CN104405401A true CN104405401A (en) | 2015-03-11 |
| CN104405401B CN104405401B (en) | 2016-08-24 |
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| CN201410536344.4A Active CN104405401B (en) | 2014-10-11 | 2014-10-11 | A kind of pneumatic fractured rock facility device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105486628A (en) * | 2015-12-21 | 2016-04-13 | 中国科学院力学研究所 | High pressure gas fragmentation iron ore test device |
| CN105921239A (en) * | 2016-04-21 | 2016-09-07 | 河南理工大学 | Device and method for crushing ores by pressure-relief gas explosion |
| CN106759941A (en) * | 2017-02-21 | 2017-05-31 | 安徽省高迪环保股份有限公司 | Using the prefabricated component construction method of pneumatics moving pin |
| CN110241881A (en) * | 2019-07-16 | 2019-09-17 | 中交天津航道局有限公司 | A kind of the digging rock reamer and its application method broken using pneumatics percussive assist |
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| RU2105881C1 (en) * | 1993-07-23 | 1998-02-27 | Институт горного дела СО РАН | Impact-action device |
| CN201874570U (en) * | 2010-12-06 | 2011-06-22 | 上海工程技术大学 | Hydraulic breaking hammer |
| JP2011251388A (en) * | 2010-06-03 | 2011-12-15 | Apuren Kk | Air hammer tool |
| CN102410275A (en) * | 2011-09-08 | 2012-04-11 | 常熟理工学院 | Valve-control-free self-flow-distribution gas and liquid combined acting impactor |
| CN104033100A (en) * | 2014-05-22 | 2014-09-10 | 同济大学 | Major-diameter pneumatic downhole hammer impactor |
| CN204225892U (en) * | 2014-10-11 | 2015-03-25 | 北京市政路桥股份有限公司 | A kind of pneumatic fractured rock facility device |
-
2014
- 2014-10-11 CN CN201410536344.4A patent/CN104405401B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| RU2105881C1 (en) * | 1993-07-23 | 1998-02-27 | Институт горного дела СО РАН | Impact-action device |
| JP2011251388A (en) * | 2010-06-03 | 2011-12-15 | Apuren Kk | Air hammer tool |
| CN201874570U (en) * | 2010-12-06 | 2011-06-22 | 上海工程技术大学 | Hydraulic breaking hammer |
| CN102410275A (en) * | 2011-09-08 | 2012-04-11 | 常熟理工学院 | Valve-control-free self-flow-distribution gas and liquid combined acting impactor |
| CN104033100A (en) * | 2014-05-22 | 2014-09-10 | 同济大学 | Major-diameter pneumatic downhole hammer impactor |
| CN204225892U (en) * | 2014-10-11 | 2015-03-25 | 北京市政路桥股份有限公司 | A kind of pneumatic fractured rock facility device |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105486628A (en) * | 2015-12-21 | 2016-04-13 | 中国科学院力学研究所 | High pressure gas fragmentation iron ore test device |
| CN105486628B (en) * | 2015-12-21 | 2018-05-22 | 中国科学院力学研究所 | A kind of gases at high pressure fragmentation iron ore experimental rig |
| CN105921239A (en) * | 2016-04-21 | 2016-09-07 | 河南理工大学 | Device and method for crushing ores by pressure-relief gas explosion |
| CN106759941A (en) * | 2017-02-21 | 2017-05-31 | 安徽省高迪环保股份有限公司 | Using the prefabricated component construction method of pneumatics moving pin |
| CN110241881A (en) * | 2019-07-16 | 2019-09-17 | 中交天津航道局有限公司 | A kind of the digging rock reamer and its application method broken using pneumatics percussive assist |
| CN110241881B (en) * | 2019-07-16 | 2023-07-28 | 中交天津航道局有限公司 | Rock digging reamer utilizing air pressure impact to assist in crushing and use method thereof |
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| Publication number | Publication date |
|---|---|
| CN104405401B (en) | 2016-08-24 |
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