CN102913268B - Tunnelling machine moves support frame - Google Patents
Tunnelling machine moves support frame Download PDFInfo
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- CN102913268B CN102913268B CN201210465942.8A CN201210465942A CN102913268B CN 102913268 B CN102913268 B CN 102913268B CN 201210465942 A CN201210465942 A CN 201210465942A CN 102913268 B CN102913268 B CN 102913268B
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- back timber
- extensible canopy
- base
- guard board
- support frame
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Abstract
The invention discloses a kind of tunnelling machine and move support frame, two carrier units be arranged side by side before and after comprising, described each carrier unit comprises the base being positioned at development machine both sides and the back timber be positioned at above development machine, the elevating mechanism of supporting top beam is connected with between described base and back timber, the front end of described back timber is provided with the extensible canopy driven by extensible canopy straight line driving mechanism, described extensible canopy front end is provided with teeth, slide side guard board respectively that be provided with and driven by side guard board straight line driving mechanism for the both sides of described back timber, the push unit of driving arm unit movement is connected with between described two carrier units, after adopting this structure, this frame supporting development machine can be passed through, and can move along with development machine, the space that immediate support newly tunnels.
Description
Technical field
The present invention relates to Coal Mining Technology field, particularly relate to a kind of tunnelling machine and move support frame.
Background technology
At present, in the recovery process of coal, the driving in tunnel is the problem first solved, tunnel after driving and before not beating anchor pole this segment distance abnormally dangerous, the development machine of the use band support apparatus that condition is good, general is use unit to carry out temporary lining, easily hurts sb.'s feelings during such roof collapse, causes operating mode dangerous and driving speed is slow.
Summary of the invention
Technical problem to be solved by this invention is: provide a kind of tunnelling machine carrying out supporting for development machine in tunneling process to move support frame.
For solving the problems of the technologies described above, technical scheme of the present invention is: a kind of tunnelling machine moves support frame, two carrier units be arranged side by side before and after comprising, described each carrier unit comprises the base being positioned at development machine both sides and the back timber be positioned at above development machine, the elevating mechanism of supporting top beam is connected with between described base and back timber, the front end of described back timber is provided with the extensible canopy driven by extensible canopy straight line driving mechanism, described extensible canopy front end is provided with teeth, slide side guard board respectively that be provided with and driven by side guard board straight line driving mechanism for the both sides of described back timber, the push unit of driving arm unit movement is connected with between described two carrier units.
As a kind of preferred version, described elevating mechanism comprises the front column, rear column and the lifting gear that connect base and back timber, described lifting gear is between described front column and described rear column, described lifting gear comprises the elevating bracket be arranged on base, be fitted with slide bar in described elevating bracket, described slide bar is articulated with on back timber.
As a kind of preferred version, the extensible canopy on described back timber has been arranged side by side two, and described extensible canopy straight line driving mechanism comprises extensible canopy oil cylinder, and described extensible canopy oil cylinder one end is connected on described extensible canopy, and the other end is connected on described back timber.
As a kind of preferred version, described push unit comprises passing oil cylinder, and described passing oil cylinder one end is hinged on the base of front carrier unit, and the other end is articulated with on the base of rear carrier unit.
As a kind of preferred version, described side guard board straight line driving mechanism comprises side guard board oil cylinder, and described side guard board oil cylinder one end is connected on described side guard board, and the other end is connected on described back timber.
Improve as one, jack is adjusted at the end described base being hinged with adjustment base right position.
Owing to have employed technique scheme, lean on top board and crag by back timber, extensible canopy and side guard board, supporting is carried out to the space of driving, prevents roof collapse, because extensible canopy is transportable, can the space newly tunneled of supporting timely, and extensible canopy is provided with teeth, top board can be evened out, the convenient supporting to top board, side guard board is slidably mounted on back timber and dynamic device drives, and therefore the position of side guard board is transportable, thus can be suitable for the tunnel of different in width; To retract when moving frame carrier unit extensible canopy above and side guard board, reduce the back timber of carrier unit above, start push unit promotion carrier unit above and be forwarded to the position of specifying, by the bar timbering of carrier unit above on top board, then the same step of carrier unit is below moved, thus the progress that whole support frame can be made can to follow development machine moves.
Because the extensible canopy on described back timber has been arranged side by side two, can control respectively, more timely supporting be carried out to the space of new driving, improve the flexibility of use.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is the structural representation of the embodiment of the present invention;
Fig. 2 is the sectional schematic diagram of the embodiment of the present invention;
Fig. 3 is the mounting arrangements schematic diagram of extensible canopy on back timber;
In figure: 1, development machine; 2, base; 3, jack is adjusted at the end; 4, pass oil cylinder; 5, extensible canopy; 6, side guard board; 7, back timber; 8, front column; 9, side guard board oil cylinder; 10, lifting gear; 11, rear column; 12, extensible canopy oil cylinder; 101, slide bar; 102, elevating bracket.
Detailed description of the invention
As Fig. 1, Fig. 2 and Fig. 3 jointly shown in, a kind of tunnelling machine moves support frame, two carrier units be arranged side by side before and after comprising, described each carrier unit comprises the base 2 being positioned at development machine 1 both sides and the back timber 7 be positioned at above development machine 1, the elevating mechanism of supporting top beam 7 is connected with between described base 2 and back timber 7, described elevating mechanism comprises the front column 8 connecting base 2 and back timber 7, rear column 11 and lifting gear 10, described lifting gear 10 is between described front column 8 and described rear column 11, so both space can be taken full advantage of, back timber 7 stress balance can be made again, described front column 8 and rear column 11 are columns be elevated by hydraulic control that this area is commonly used, described lifting gear 10 comprises the elevating bracket 102 be arranged on base 2, slide bar 101 is fitted with in described elevating bracket 102, described slide bar 101 is articulated with on back timber 7, described elevating bracket 102 adopts the direct welding fabrication of high-strength plate, both ensure that structural strength turn reduced appearance and size, for increasing the pulling force of rear column 11, described rear column 11 adopts small piston rod-type column, when the stressed unbalance loading of support frame, the pulling force of rear column 11 can be utilized highly to be fallen by back timber 7, due to front column 8, the installing space of rear column 11 and elevating bracket 102 is less, base 2 can adopt narrow frame-type structure, reduce installing space, make between base 2 and development machine 1, to reserve the space of walking for pedestrian,
The front end of described back timber 7 is provided with the extensible canopy 5 driven by extensible canopy 5 straight line driving mechanism, described extensible canopy 5 front end is provided with teeth, extensible canopy 5 on described back timber 7 has been arranged side by side two, described extensible canopy 5 straight line driving mechanism comprises extensible canopy oil cylinder 12, described extensible canopy oil cylinder 12 one end is connected on extensible canopy 5, the other end is connected on back timber 7, and each extensible canopy 5 can control separately, can the space newly tunneled of immediate support;
Slide side guard board 6 respectively that be provided with and driven by side guard board 6 straight line driving mechanism in the both sides of described back timber 7, described side guard board 6 straight line driving mechanism comprises side guard board oil cylinder 9, described side guard board oil cylinder 9 one end connects with on side guard board 6, the other end is connected on back timber 7, the push unit of driving arm unit movement is connected with between described two carrier units, described push unit comprises passes oil cylinder 4, described passing oil cylinder 4 one end is hinged on the base 2 of front carrier unit, the other end is articulated with on the base 2 of rear carrier unit, jack 3 is adjusted at the end described base 2 being hinged with adjustment base 2 right position, think in the lateral direction movable base 2 time, the movable end of jack 3 can be adjusted to lean on development machine 1 or tunnel sidewall by rotating the end, the end is driven to adjust jack 3 movable base 2, by above-mentioned technical scheme, enhance the economy of carrier unit and the compliance to work plane, support is made to be more suitable for the safety of driving face, fast, efficient driving.
During work, development machine 1 stretches out corresponding extensible canopy 5 when tunneling a step pitch in time, when running into top board not at ordinary times, the teeth utilizing extensible canopy oil cylinder 12 to promote extensible canopy 5 front portion evens top board out, when needs are to reach frame, first should adjust front carriage unit to receive front column 8 and rear column 11 and make support reduce certain altitude, manipulate extensible canopy 5 jack again and regain extensible canopy 5, control side guard board oil cylinder 9 and regain side guard board 6, manipulation is passed oil cylinder 4 and is stretched out, front carriage unit is driven to move forward, and then control front carriage unit and stretch out side guard board 6, control front column 8 and rear column 11 rise front carriage unit, and then control posterior bracket unit, posterior bracket unit is made to reduce certain altitude, regain side guard board 6, regain and pass oil cylinder 4, posterior bracket will and then move forward, then the side guard board 6 of posterior bracket unit is stretched out, control front column 8 again and rear column 11 rises posterior bracket unit, the reach step of such integral support just completes.
Claims (6)
1. tunnelling machine moves support frame, it is characterized in that: two carrier units be arranged side by side before and after comprising, each described carrier unit comprises the base being positioned at development machine both sides and the back timber be positioned at above development machine, the elevating mechanism of supporting top beam is connected with between described base and back timber, the front end of described back timber is provided with the extensible canopy driven by extensible canopy straight line driving mechanism, described extensible canopy front end is provided with teeth, slide side guard board respectively that be provided with and driven by side guard board straight line driving mechanism for the both sides of described back timber, the push unit of driving arm unit movement is connected with between described two carrier units.
2. tunnelling machine as claimed in claim 1 moves support frame, it is characterized in that: described elevating mechanism comprises the front column, rear column and the lifting gear that connect base and back timber, described lifting gear is between described front column and described rear column, described lifting gear comprises the elevating bracket be arranged on base, be fitted with slide bar in described elevating bracket, described slide bar is articulated with on back timber.
3. tunnelling machine as claimed in claim 1 or 2 moves support frame, it is characterized in that: the extensible canopy on described back timber has been arranged side by side two, described extensible canopy straight line driving mechanism comprises extensible canopy oil cylinder, described extensible canopy oil cylinder one end is connected on described extensible canopy, and the other end is connected on described back timber.
4. tunnelling machine as claimed in claim 1 or 2 moves support frame, and it is characterized in that: described push unit comprises passing oil cylinder, described passing oil cylinder one end is hinged on the base of front carrier unit, and the other end is articulated with on the base of rear carrier unit.
5. tunnelling machine as claimed in claim 1 or 2 moves support frame, it is characterized in that: described side guard board straight line driving mechanism comprises side guard board oil cylinder, and described side guard board oil cylinder one end connects with on described side guard board, and the other end is connected on described back timber.
6. tunnelling machine as claimed in claim 1 or 2 moves support frame, it is characterized in that: described base is hinged with the end tune jack adjusting described base right position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210465942.8A CN102913268B (en) | 2012-11-16 | 2012-11-16 | Tunnelling machine moves support frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210465942.8A CN102913268B (en) | 2012-11-16 | 2012-11-16 | Tunnelling machine moves support frame |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102913268A CN102913268A (en) | 2013-02-06 |
| CN102913268B true CN102913268B (en) | 2015-10-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210465942.8A Active CN102913268B (en) | 2012-11-16 | 2012-11-16 | Tunnelling machine moves support frame |
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| CN (1) | CN102913268B (en) |
Families Citing this family (8)
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| CN103924996B (en) * | 2014-03-19 | 2016-01-20 | 山西潞安环保能源开发股份有限公司漳村煤矿 | A kind of hydraulic pressure automatic moving type termination protective cradle with jumbolter |
| CN105545335B (en) * | 2016-03-07 | 2017-12-26 | 山东科技大学 | Support shield type staggeredly slides temporary shoring bracket and its method for protecting support |
| CN106593502A (en) * | 2016-12-26 | 2017-04-26 | 枣庄联鑫实业有限责任公司 | Framework landing self-moving type front telescopic advanced supporting device |
| CN107503782A (en) * | 2017-10-12 | 2017-12-22 | 辽宁鑫丰矿业（集团）有限公司 | Suspension device and its application method |
| CN108756982B (en) * | 2018-04-28 | 2019-08-20 | 中国矿业大学 | A kind of sliding temporary support device of two degrees of freedom and its working method |
| CN110985084B (en) * | 2019-11-13 | 2021-12-24 | 中国煤炭科工集团太原研究院有限公司 | Coal roadway full-section self-moving advanced temporary support device and support method |
| CN112302698B (en) * | 2020-10-28 | 2022-08-12 | 贵州理工学院 | Folding hydraulic tunnel supporting device convenient to carry |
| CN113323703A (en) * | 2021-06-29 | 2021-08-31 | 枣庄通晟液压机械有限公司 | Roadway support bracket and using method thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3043927A1 (en) * | 1979-11-29 | 1981-06-11 | Centrum Konstrukcyjno-Technologiczne Maszyn Górniczych Komag, Gliwice | Sliding mine face support cavity filling dam - has lifting hydraulic control system linked to beam and support structure cap |
| SU968447A2 (en) * | 1981-03-27 | 1982-10-23 | Кузбасский Политехнический Институт | Working face roof control apparatus |
| CN2833112Y (en) * | 2005-08-26 | 2006-11-01 | 煤炭科学研究总院太原分院 | Combined forepoling rack for comprehensive mining return |
| CN201043474Y (en) * | 2007-06-08 | 2008-04-02 | 关世昌 | Advanced support hydraulic support in series at upper and lower ends of coal mining tunnel |
| CN101240710A (en) * | 2007-02-06 | 2008-08-13 | 李泽宇 | Support moving device |
| CN202325593U (en) * | 2011-12-05 | 2012-07-11 | 国投煤炭郑州能源开发有限公司 | Suspension type supporting frame for mechanized mining face |
| CN202914117U (en) * | 2012-11-16 | 2013-05-01 | 山东矿机集团股份有限公司 | Movable supporting and protecting support of roadway heading machine |
-
2012
- 2012-11-16 CN CN201210465942.8A patent/CN102913268B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3043927A1 (en) * | 1979-11-29 | 1981-06-11 | Centrum Konstrukcyjno-Technologiczne Maszyn Górniczych Komag, Gliwice | Sliding mine face support cavity filling dam - has lifting hydraulic control system linked to beam and support structure cap |
| SU968447A2 (en) * | 1981-03-27 | 1982-10-23 | Кузбасский Политехнический Институт | Working face roof control apparatus |
| CN2833112Y (en) * | 2005-08-26 | 2006-11-01 | 煤炭科学研究总院太原分院 | Combined forepoling rack for comprehensive mining return |
| CN101240710A (en) * | 2007-02-06 | 2008-08-13 | 李泽宇 | Support moving device |
| CN201043474Y (en) * | 2007-06-08 | 2008-04-02 | 关世昌 | Advanced support hydraulic support in series at upper and lower ends of coal mining tunnel |
| CN202325593U (en) * | 2011-12-05 | 2012-07-11 | 国投煤炭郑州能源开发有限公司 | Suspension type supporting frame for mechanized mining face |
| CN202914117U (en) * | 2012-11-16 | 2013-05-01 | 山东矿机集团股份有限公司 | Movable supporting and protecting support of roadway heading machine |
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| Publication number | Publication date |
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| CN102913268A (en) | 2013-02-06 |
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