CN101871349A - Boring machine - Google Patents
Boring machine Download PDFInfo
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- CN101871349A CN101871349A CN 201010224590 CN201010224590A CN101871349A CN 101871349 A CN101871349 A CN 101871349A CN 201010224590 CN201010224590 CN 201010224590 CN 201010224590 A CN201010224590 A CN 201010224590A CN 101871349 A CN101871349 A CN 101871349A
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Abstract
The invention discloses a boring machine, which comprises a main body part (1), and also comprises a main protecting plate (2) which is arranged above the main body part (1) towards the boring direction of the boring machine. When the boring machine is positioned in a harder terrane and needs blasting to carry out auxiliary boring, the main protecting plate (2) can block the small broken rocks generated by the blasting so as to prevent the collapsed rocks from damaging the main body part (1), thereby improving the self-protecting ability of the boring machine, preventing the boring machine from being damaged in the blasting process, and reducing maintenance cost; and the boring machine does not need to be away from the working face when the blasting is carried out in a drift, thereby, the travel cost is saved, and the use cost of the boring machine is reduced.
Description
Technical field
The present invention relates to the extractive equipment technical field, particularly a kind of development machine.
Background technology
Along with the fast development of China's economic construction, coal industry constantly develops towards the direction of mechanization, automation, and the comprehensive mechanization extractive equipment is applied among the coal production of various geological conditionss more and more widely.
In the operation of mechanized extraction, development machine is one of main extractive equipment, realizes the digging in tunnel by the rotation cutting of cutterhead.In the digging process of coal mine roadway, development machine is mainly based on digging coal petrography, half coal petrography or rock gangway, the hardness of coal petrography and half coal petrography is lower, development machine can normally be dug usually, and the hardness of rock gangway is bigger, development machine generally is merely able to the lower tunnel of digging formation hardness, economy ground, and present stone head development machine is primarily aimed at the following rock of individual event compressive strength 100Mpa and designs; Because down-hole geological condition complexity, in tunneling process, often run into the rock of individual event compressive strength greater than 100Mpa, if continue to adopt the development machine driving, not only use cost increases suddenly but also can reduce application life of equipment, therefore, and when in tunneling process, running into the bigger rock of hardness, generally the mode by explosion realizes digging, just in the rock stratum, bury the explosive of predetermined strength underground, during ignition charge with rock blasting, to realize driving than hard formation.But, in making the process that blows up with dynamite, have a lot of high speeds and collapse the rock fragment that, these rock fragments may be pounded the operating desk at development machine, on the parts such as air duct and fuel tank, cause the badly damaged of development machine critical component, therefore, usually in the operating mode that adopts the explosion driving, need to make development machine away from work plane (generally need make development machine retreat about 30 meters to 50 meters), after explosion finishes, again development machine is retracted and worked on, the volume ratio of development machine is huger, and relevant device is more complicated, when development machine moves, other associated device also need to move thereupon, and huge work system shifts comparatively difficulty, thereby has increased job costs.
Therefore, how to improve the self preservation ability of development machine, avoid it in explosion, to damage, reduce maintenance cost, make can the suit operating mode of explosion of development machine simultaneously, under the operating mode of explosion, need not make development machine away from work plane, thereby save job costs, just become the problem that those skilled in the art need solve.
Summary of the invention
The purpose of this invention is to provide a kind of development machine, it has stronger self preservation ability, has avoided damaging in blasting process, thereby has reduced maintenance cost.
For solving the problems of the technologies described above, the invention provides a kind of development machine, comprise main part, also comprise main backplate, described main backplate is installed on the top of described main part, and towards the tunneling direction of described development machine.
Preferably, also comprise the auxilliary backplate that is installed on described main backplate flank,
Preferably, described main backplate is connected by bearing pin with described auxilliary backplate, and described bearing pin is along the axial setting of described main backplate, and described auxilliary backplate is selectively swung with respect to described main backplate around described bearing pin.
Preferably, selectively fixing between described main backplate and the described auxilliary backplate by alignment pin, described alignment pin be axially perpendicular to described bearing pin axially.
Preferably, described auxilliary backplate comprises the left backplate of the left side flap that is installed on described main backplate and is installed on the right backplate of described main backplate right side flap.
Preferably, offer some air vents on the surface of at least one among described main backplate, described left backplate and the described right backplate three.
Preferably, an end of described main backplate is articulated in described main part by the jointed shaft of horizontally set, and the other end is supported in described main part by bracing or strutting arrangement.
Preferably, described bracing or strutting arrangement comprises connecting rod and can be along the adjusting rod in axial sliding of described connecting rod; One end of described connecting rod is installed on described main part, one end of its other end and described adjusting rod is slidingly connected, the other end of described adjusting rod is fixed in described main backplate, and the axial location of described connecting rod and described adjusting rod is selectively fixing by detent mechanism.
Preferably, described detent mechanism comprises some first locating holes axially offered along described connecting rod, with some second locating holes axially offered along described adjusting rod, dog screw selectively screws in described first locating hole and described second locating hole that overlaps.
Preferably, described main backplate is along the horizontally set of described main part.
Development machine provided by the present invention comprises main part and main backplate, and described main backplate is installed on the top of described main part, and towards the tunneling direction of described development machine.In development machine is in than hard formation and when needing the auxiliary digging of explosion, main backplate can stop the broken rocklet that explosion produces, prevented the damage of the rock that collapses to the development machine main part, thereby improved the self preservation ability of development machine, avoid it in blasting process, to damage, reduced maintenance cost; And need not make development machine away from work plane when in the tunnel, carrying out explosion, thereby save the mobile expense that comes and goes, reduce the use cost of development machine.
A kind of preferred embodiment in, the main backplate of development machine provided by the present invention is connected by bearing pin with auxilliary backplate, bearing pin is along the axial setting of main backplate, auxilliary backplate selectively around bearing pin with respect to described main backplate swing; Like this, when the protective range that needs in the real work was big, the auxilliary backplate of order turned to expansion around bearing pin, thereby increase pretective acreage, space when the pretective acreage of needs in the less or tunnel hour, the auxilliary backplate of order turns to folding around bearing pin, so that save the space; And, when auxilliary backplate and main backplate have suitable angle, can stop the rubble of a plurality of directions, further improved the self preservation ability of development machine.
In another preferred embodiment, offer some air vents on the surface of at least one among the main backplate of development machine provided by the present invention, left backplate and the right backplate three; In the blasting process of rock, can produce bigger impact air-flow, when the impact air-flow that is mingled with rubble impinges upon on main backplate or the auxilliary backplate, has bigger impact force, main backplate is assisted the impact force on the backplate or/and the remarkable reduction of air vent meeting of offering on the auxilliary backplate impinges upon main backplate, thereby has further improved the self preservation ability of development machine.
Description of drawings
Fig. 1 is the structural representation of first kind of specific embodiment of development machine provided by the present invention;
Fig. 2 is the structural representation of side-looking direction in second kind of specific embodiment of development machine provided by the present invention;
Fig. 3 is the structural representation of main apparent direction in the third specific embodiment of development machine provided by the present invention.
The specific embodiment
Core of the present invention provides a kind of development machine, and it has stronger self preservation ability, has avoided becoming to destroy in blasting process, thereby has reduced maintenance cost.
In order to make those skilled in the art person understand technical scheme of the present invention better, the present invention is described in further detail below in conjunction with the drawings and specific embodiments.
Please refer to Fig. 1, Fig. 1 is the structural representation of first kind of specific embodiment of development machine provided by the present invention.
In a kind of specific embodiment, development machine provided by the present invention comprises main part 1 and main backplate 2, wherein, main part 1 in the literary composition is meant the necessary part in the work of development machine, comprise that working portion, running part grade, described main backplate 2 is installed on the top of described main part 1, and towards the tunneling direction of described development machine, also the direction that promptly falls towards the driving medium stone.
It is pointed out that the direction that laterally is meant described in the literary composition perpendicular to the development machine tunneling direction, correspondingly, vertically be meant along the direction of development machine tunneling direction.
Along main part 1 longitudinally on the direction, main backplate 2 should have suitable thickness, the thickness of main backplate 2 should be too not little, so that have enough intensity and impact resistance, this thickness should be not blocked up yet, to avoid is that main part 1 causes excessive pressure, and the thickness of main backplate 2 should determine that its concrete thickness value is not done qualification at this according to the requirement of strength to it in the actual use.
Can have suitable angle between above-mentioned main backplate 2 and the main part 1, apparently, main backplate 2 in the vertical directions should have enough height, therefore, angle between the two generally can not be 0 ° and 180 °, also promptly main backplate 2 can not overlap or be arranged in parallel with main part 1, can have the main body turn of bilge at an angle with main backplate 2 in the upper end of main backplate 2, so that the top of main part 1 is also had protective action.
In development machine is in than hard formation and when needing the auxiliary digging of explosion, main backplate 2 can stop the broken rocklet that explosion produces, the damage that the rock that has prevented to collapse causes development machine main part 1, thereby improved the self preservation ability of development machine, avoid it in blasting process, to damage, reduced maintenance cost; And do not need development machine is shifted out the tunnel when in the tunnel, carrying out explosion, thereby saved the trucking expenses that comes and goes, reduced the use cost of development machine.
Can also be further improved development machine provided by the present invention.
Please refer to Fig. 2, Fig. 2 is the structural representation of side-looking direction in second kind of specific embodiment of development machine provided by the present invention.
In the another kind of specific embodiment, development machine provided by the present invention also comprises bracing or strutting arrangement, one end of main backplate 2 is articulated on the main part 1, the other end supports by bracing or strutting arrangement, when the axial length of bracing or strutting arrangement changes, main backplate 2 can rise or descend away from an end of main part 1, main backplate 2 is that axis of rotation rotates with the jointed shaft of itself and main part 1, like this, the position relation of main backplate 2 and main part 1 is regulated in the adjustment of axial length that can be by bracing or strutting arrangement, so that under different working conditions, main backplate 2 can be all the time on comparatively suitable protective position, thereby further improved the self preservation ability of development machine.One end of main backplate 2 can be articulated in the appropriate location of main part 1 by jointed shaft, for example can be articulated on the hinged seat of motor case body, perhaps other fixing parts.
The axial length of above-mentioned bracing or strutting arrangement is adjustable, particularly, bracing or strutting arrangement can comprise connecting rod 71 and adjusting rod 72, can slide along the other side's axis between connecting rod 71 and the adjusting rod 72, wherein, an end of connecting rod 71 is installed on main part 1, and an end of its other end and adjusting rod 72 is slidingly connected, the other end of adjusting rod 72 is fixed in main backplate 2, and connecting rod 71 is selectively fixing by detent mechanism with the axial location of described adjusting rod 72; When needs are adjusted the length of bracing or strutting arrangement, detent mechanism between connecting rod 71 and the adjusting rod 72 is opened, pulling vertically or promotion adjusting rod 72, so that reduce or increase the length that coincides between connecting rod 71 and the adjusting rod 72, thereby increase or reduce the axial length of bracing or strutting arrangement, to realize the adjustment of bracing or strutting arrangement axial length, after finishing, adjustment once more the relative position of connecting rod 71 and adjusting rod 72 is fixed by detent mechanism, this kind support device structure is comparatively simple, and length adjustment is simple.
Above-mentioned detent mechanism can comprise some first locating holes 711 axially offered along connecting rod 71, with some second locating holes 721 axially offered along adjusting rod 72, dog screw selectively screws in first locating hole 711 and second locating hole 721 that overlaps; When the axial location between connecting rod 71 and the adjusting rod 72 need change, screw out first group of first locating hole 711 that overlaps and the dog screw in second locating hole 712, length adjustment is complete finish after, dog screw is screwed in second group of first locating hole 711 and second locating hole 712 that overlaps, so that realize locking again, the detent mechanism structure of this kind structure is comparatively simple, and it is comparatively convenient to process.
Bracing or strutting arrangement provided by the present invention also is not limited to the form of above-mentioned connecting rod 71 and adjusting rod 72, also can be other rigid support forms, and for example, bracing or strutting arrangement can only be that two ends are installed in the support bar on main part 1 and the main backplate 2 respectively; Also can be telescopic oil cylinder, stretching or withdraw of the cylinder bar that this moment can be by telescopic oil cylinder realizes the adjustment of the axial length of bracing or strutting arrangement, and detent mechanism is the oil cylinder of oil cylinder and locks.
The axial length of bracing or strutting arrangement provided by the present invention also is not limited to adjustable, shaft-like supporter that also can fixed axial extent.
Can also on the basis of above-mentioned any specific embodiment, be further improved development machine provided by the present invention.
Please refer to Fig. 3, Fig. 3 is the structural representation of main apparent direction in the third specific embodiment of development machine provided by the present invention.
In the another kind of specific embodiment, development machine provided by the present invention also comprises auxilliary backplate 3, and auxilliary backplate 3 is installed on the flank of main backplate 2, so that further enlarge the protective range of development machine.
Selectively fixing between main backplate 2 and the auxilliary backplate 3 by alignment pin 5, alignment pin 5 be axially perpendicular to described bearing pin 4 axially, selectively fix the position of main backplate 2 and auxilliary backplate 3 by alignment pin, structure is comparatively simple, and locating effect is better.
Above-mentioned bearing pin 4 can be divided into three sections from top to bottom, and at this moment, above-mentioned alignment pin 5 comprises three, and three alignment pins lay respectively on each section of bearing pin 4; Bearing pin 4 is not limited to and is divided into three sections, also can be two sections or multistage more, and this moment, alignment pin 5 also was not limited to three, and the number of alignment pin 5 should be identical with the hop count of bearing pin 4.
Offer some air vents 6 on the surface of at least one among the main backplate 2 of development machine provided by the present invention, left backplate 31 and right backplate 32 threes; In the blasting process of rock, can produce bigger impact air-flow, when the impact air-flow that is mingled with rubble impinges upon on main backplate 2 or the auxilliary backplate 3, has bigger impact force, main backplate 2 is assisted the impact force on the backplate 3 or/and the remarkable reduction of air vent meeting of offering on the auxilliary backplate 3 impinges upon main backplate 2, thereby has further improved the self preservation ability of development machine.
More than a kind of development machine provided by the present invention is described in detail.Used specific case herein principle of the present invention and embodiment are set forth, the explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof.Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention, can also carry out some improvement and modification to the present invention, these improvement and modification also fall in the protection domain of claim of the present invention.
Claims (10)
1. a development machine comprises main part (1), it is characterized in that, also comprises main backplate (2), and described main backplate (2) is installed on the top of described main part (1), and towards the tunneling direction of described development machine.
2. development machine according to claim 1 is characterized in that, also comprises the auxilliary backplate (3) that is installed on described main backplate (2) flank,
3. development machine according to claim 2, it is characterized in that, described main backplate (2) is connected by bearing pin (4) with described auxilliary backplate (3), described bearing pin (4) is along the axial setting of described main backplate (2), and described auxilliary backplate (3) is selectively swung with respect to described main backplate (2) around described bearing pin (4).
4. development machine according to claim 3 is characterized in that, and is selectively fixing by alignment pin (5) between described main backplate (2) and the described auxilliary backplate (3), described alignment pin (5) be axially perpendicular to described bearing pin (4) axially.
5. development machine according to claim 4 is characterized in that, described auxilliary backplate (3) comprises the left backplate (31) of the left side flap that is installed on described main backplate (2) and is installed on the right backplate (32) of described main backplate (2) right side flap.
6. development machine according to claim 5 is characterized in that, offers some air vents (6) on the surface of at least one among described main backplate (2), described left backplate (31) and described right backplate (32) three.
7. according to each described development machine of claim 1 to 6, it is characterized in that an end of described main backplate (2) is articulated in described main part (1) by the jointed shaft of horizontally set, the other end is supported in described main part (1) by bracing or strutting arrangement.
8. development machine according to claim 7 is characterized in that, described bracing or strutting arrangement comprises connecting rod (71) and can be along the adjusting rod in axial sliding (72) of described connecting rod (71); One end of described connecting rod (71) is installed on described main part (1), one end of its other end and described adjusting rod (72) is slidingly connected, the other end of described adjusting rod (72) is fixed in described main backplate (2), and described connecting rod (71) is selectively fixing by detent mechanism with the axial location of described adjusting rod (72).
9. development machine according to claim 8, it is characterized in that, described detent mechanism comprises some first locating holes (711) axially offered along described connecting rod (71), with some second locating holes (721) axially offered along described adjusting rod (72), dog screw selectively screws in described first locating hole (711) and described second locating hole (721) that overlaps.
10. according to each described development machine of claim 1 to 6, it is characterized in that described main backplate (2) is along the horizontally set of described main part (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102245908A CN101871349B (en) | 2010-07-06 | 2010-07-06 | Boring machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102245908A CN101871349B (en) | 2010-07-06 | 2010-07-06 | Boring machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101871349A true CN101871349A (en) | 2010-10-27 |
| CN101871349B CN101871349B (en) | 2012-07-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102245908A Active CN101871349B (en) | 2010-07-06 | 2010-07-06 | Boring machine |
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| CN (1) | CN101871349B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102373931A (en) * | 2011-09-06 | 2012-03-14 | 江龙飞 | Cyclone heading machine |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0574187A1 (en) * | 1992-06-11 | 1993-12-15 | Kabushiki Kaisha Iseki Kaihatsu Koki | Shield tunneling machine |
| CN1619280A (en) * | 2004-12-09 | 2005-05-25 | 上海隧道工程股份有限公司 | Large shield tunnelling analogue test platform |
| CN1619281A (en) * | 2004-12-09 | 2005-05-25 | 上海隧道工程股份有限公司 | Analogue soil box for analogue shiold tunnelling machine testing |
| CN201043465Y (en) * | 2007-02-16 | 2008-04-02 | 上海创力矿山设备有限公司 | Articulated guard board of development machine |
| CN101608550A (en) * | 2009-07-16 | 2009-12-23 | 上海地铁盾构设备工程有限公司 | A kind of observation window device that is applied on the shield machine |
| CN201696052U (en) * | 2010-07-06 | 2011-01-05 | 三一重型装备有限公司 | Roadheader |
-
2010
- 2010-07-06 CN CN2010102245908A patent/CN101871349B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0574187A1 (en) * | 1992-06-11 | 1993-12-15 | Kabushiki Kaisha Iseki Kaihatsu Koki | Shield tunneling machine |
| US5393172A (en) * | 1992-06-11 | 1995-02-28 | Kabushiki Kaisha Iseki Kaihatsu Koki | Shield tunneling machine |
| CN1619280A (en) * | 2004-12-09 | 2005-05-25 | 上海隧道工程股份有限公司 | Large shield tunnelling analogue test platform |
| CN1619281A (en) * | 2004-12-09 | 2005-05-25 | 上海隧道工程股份有限公司 | Analogue soil box for analogue shiold tunnelling machine testing |
| CN201043465Y (en) * | 2007-02-16 | 2008-04-02 | 上海创力矿山设备有限公司 | Articulated guard board of development machine |
| CN101608550A (en) * | 2009-07-16 | 2009-12-23 | 上海地铁盾构设备工程有限公司 | A kind of observation window device that is applied on the shield machine |
| CN201696052U (en) * | 2010-07-06 | 2011-01-05 | 三一重型装备有限公司 | Roadheader |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102373931A (en) * | 2011-09-06 | 2012-03-14 | 江龙飞 | Cyclone heading machine |
| CN102373931B (en) * | 2011-09-06 | 2017-03-29 | 江龙飞 | Cyclone heading machine |
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| Publication number | Publication date |
|---|---|
| CN101871349B (en) | 2012-07-04 |
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Effective date of registration: 20170109 Address after: 413000 Yiyang high tech Zone in the eastern part of the New District of integrated services building, room 512, Hunan Patentee after: Yiyang science and Technology Achievement Transformation Service Center Patentee after: Sany Heavy Equipment Co.,Ltd. Address before: Yansai Lake Street 110027 economic and Technological Development Zone Liaoning city Shenyang province No. 31 Patentee before: Sany Heavy Equipment Co.,Ltd. |