CN102913268A - Mobile support bracket of tunneling machine - Google Patents
Mobile support bracket of tunneling machine Download PDFInfo
- Publication number
- CN102913268A CN102913268A CN2012104659428A CN201210465942A CN102913268A CN 102913268 A CN102913268 A CN 102913268A CN 2012104659428 A CN2012104659428 A CN 2012104659428A CN 201210465942 A CN201210465942 A CN 201210465942A CN 102913268 A CN102913268 A CN 102913268A
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- Prior art keywords
- back timber
- extensible canopy
- base
- oil cylinder
- guard board
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Abstract
The invention discloses a mobile support bracket of a tunneling machine, which comprises two bracket units that are arranged side by side front and back; each bracket unit comprises two bases respectively arranged at the two sides of the tunneling machine, and a top beam arranged above the tunneling machine, wherein a lifting mechanism used for supporting the top beam is connected between the bases and the top beam; the front end of the top beam is provided with a telescopic beam driven by a telescopic beam straight line driving mechanism; the front end of the telescopic beam is provided with shovel teeth; two side protecting plates driven by a side protecting plate straight line driving mechanism are respectively arranged at the two sides of the top beam in a sliding way; and a pushing device used for driving the bracket units to move is connected between the two bracket units. After the structure is adopted, the tunneling machine can be supported by the mobile support bracket, and the mobile support bracket can move along with the tunneling machine, so that the newly tunneled space is supported in time.
Description
Technical field
The present invention relates to the Coal Mining Technology field, relate in particular 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 that at first solves, the tunnel reach behind the driving do not beat anchor pole before this segment distance abnormally dangerous, the good use of condition is with the development machine of support apparatus, general is to use the unit to carry out temporary lining, hurts sb.'s feelings easily during roof collapse like this, 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 that carries 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 that are arranged side by side before and after comprising, described each carrier unit comprises the base that is positioned at the development machine both sides and is positioned at the back timber of development machine top, be connected with the elevating mechanism of supporting top beam between described base and the back timber, the front end of described back timber is provided with the extensible canopy that is driven by the extensible canopy straight line driving mechanism, described extensible canopy front end is provided with teeth, sliding respectively and be provided with the side guard board that is driven by the side guard board straight line driving mechanism in the both sides of described back timber, is connected with the push unit of driving arm cell moving between described two carrier units.
As a kind of preferred version, described elevating mechanism comprises front column, rear column and the lifting gear that connects base and back timber, described lifting gear is between described front column and described rear column, described lifting gear comprises the elevating bracket that is arranged on the base, be fitted with slide bar in the described elevating bracket, described slide bar is articulated on the back timber.
As a kind of preferred version, the extensible canopy on the described back timber has been arranged side by side two, and described extensible canopy straight line driving mechanism comprises the extensible canopy oil cylinder, and described extensible canopy oil cylinder one end is connected on the described extensible canopy, and the other end is connected on the described back timber.
As a kind of preferred version, described push unit comprises the passing oil cylinder, and described passing oil cylinder one end is hinged on the base of the place ahead carrier unit, and the other end is articulated on the base of rear carrier unit.
As a kind of preferred version, described side guard board straight line driving mechanism comprises the side guard board oil cylinder, and described side guard board oil cylinder one end is connected on the described side guard board, and the other end is connected on the described back timber.
As a kind of improvement, be hinged with the end accent jack of adjusting position, the base left and right sides on the described base.
Owing to adopted technique scheme, lean on top board and crag by back timber, extensible canopy and side guard board, supporting is carried out in the space of driving, prevent roof collapse, because extensible canopy is transportable, the space of the new driving of timely supporting, and extensible canopy is provided with teeth, top board can be evened out, convenient supporting to top board, side guard board is slidingly mounted on the back timber and dynamic device drives, so the position of side guard board is transportable, thereby can be suitable for the tunnel of different in width; Carrier unit extensible canopy and the side guard board of retraction front when moving frame, reduce the back timber of the carrier unit of front, the carrier unit that starts push unit promotion front is forwarded to the position of appointment, with the bar timbering of the carrier unit of front to top board, then the carrier unit with the back moves with same step, thereby the progress that can make whole support frame can follow development machine moves.
Because the extensible canopy on the described back timber has been arranged side by side two, can control respectively, more timely supporting is carried out in the space of new driving, improved the flexibility of using.
Description of drawings
The present invention is further described below in conjunction with drawings and Examples.
Fig. 1 is the structural representation of the embodiment of the invention;
Fig. 2 is the sectional schematic diagram of the embodiment of the invention;
Fig. 3 is the mounting arrangements schematic diagram of extensible canopy on back timber;
Among the figure: 1, development machine; 2, base; 3, jack is transferred at the end; 4, pass oil cylinder; 5, extensible canopy; 6, side guard board; 7, back timber; 8, front column; 9, the side guard board oil cylinder; 10, lifting gear; 11, rear column; 12, the extensible canopy oil cylinder; 101, slide bar; 102, elevating bracket.
The specific embodiment
Such as Fig. 1, shown in Fig. 2 and Fig. 3 are common, a kind of tunnelling machine moves support frame, two carrier units that are arranged side by side before and after comprising, described each carrier unit comprises the base 2 that is positioned at development machine 1 both sides and the back timber 7 that is positioned at development machine 1 top, be connected with the elevating mechanism of supporting top beam 7 between described base 2 and the back timber 7, described elevating mechanism comprises the front column 8 that connects 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 can take full advantage of the space, can make again back timber 7 stress balances, described front column 8 and rear column 11 are this area columns that pass through the hydraulic control lifting commonly used, described lifting gear 10 comprises the elevating bracket 102 that is arranged on the base 2, be fitted with slide bar 101 in the described elevating bracket 102, described slide bar 101 is articulated on the back timber 7, described elevating bracket 102 adopts the direct welding fabrication of high-strength plate, not only guaranteed structural strength but also 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, can utilize the pulling force of rear column 11 that back timber 7 is highly fallen, because 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 the space that can reserve between base 2 and the development machine 1 for pedestrian's walking;
The front end of described back timber 7 is provided with the extensible canopy 5 that is driven by extensible canopy 5 straight line driving mechanisms, described extensible canopy 5 front ends are provided with teeth, extensible canopy 5 on the described back timber 7 has been arranged side by side two, described extensible canopy 5 straight line driving mechanisms comprise extensible canopy oil cylinder 12, described extensible canopy oil cylinder 12 1 ends are connected on the extensible canopy 5, the other end is connected on the back timber 7, and each extensible canopy 5 can be controlled separately, can immediate support the space of new driving;
Slide respectively and be provided with the side guard board 6 that is driven by side guard board 6 straight line driving mechanisms in the both sides of described back timber 7, described side guard board 6 straight line driving mechanisms comprise side guard board oil cylinder 9, on described side guard board oil cylinder 9 one ends connection and the side guard board 6, the other end is connected on the back timber 7, be connected with the push unit of driving arm cell moving between described two carrier units, described push unit comprises passes oil cylinder 4, described passing oil cylinder 4 one ends are hinged on the base 2 of the place ahead carrier unit, the other end is articulated on the base 2 of rear carrier unit, be hinged with the end accent jack 3 of adjusting position, base 2 left and right sides on the described base 2, when wanting on left and right directions movable base 2, can transfer the movable end of jack 3 to lean on development machine 1 or tunnel sidewall by rotating the end, drive end accent jack 3 movable bases 2, by above-mentioned technical scheme, strengthened the economy of carrier unit and to the compliance of work plane, made support be more suitable for the safety of driving face, fast, tunnel efficiently.
During work, in time stretch out corresponding extensible canopy 5 during a step pitch of development machine 1 driving, when running into top board not at ordinary times, the teeth that utilizes extensible canopy oil cylinder 12 to promote extensible canopy 5 front portions is evened top board out, when needs to reach during frame, should adjust first front carriage unit receipts front column 8 and rear column 11 makes support reduce certain altitude, control again extensible canopy 5 jack and regain extensible canopy 5, control side guard board oil cylinder 9 is regained side guard board 6, controlling passing oil cylinder 4 stretches out, drive the front carriage unit and move forward, and then control the front carriage unit and stretch out side guard board 6, control front column 8 and rear column 11 rise the front carriage unit, and then control posterior bracket unit, make the posterior bracket unit reduce certain altitude, regain side guard board 6, regain and pass oil cylinder 4, posterior bracket will and then move forward, then stretch out the side guard board 6 of posterior bracket unit, control front column 8 and rear column 11 rise posterior bracket unit again, the reach step of integral support is just finished like this.
Claims (6)
1. tunnelling machine moves support frame, it is characterized in that: two carrier units that are arranged side by side before and after comprising, described each carrier unit comprises the base that is positioned at the development machine both sides and is positioned at the back timber of development machine top, be connected with the elevating mechanism of supporting top beam between described base and the back timber, the front end of described back timber is provided with the extensible canopy that is driven by the extensible canopy straight line driving mechanism, described extensible canopy front end is provided with teeth, sliding respectively and be provided with the side guard board that is driven by the side guard board straight line driving mechanism in the both sides of described back timber, is connected with the push unit of driving arm cell moving 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 front column, rear column and the lifting gear that connects base and back timber, described lifting gear is between described front column and described rear column, described lifting gear comprises the elevating bracket that is arranged on the base, be fitted with slide bar in the described elevating bracket, described slide bar is articulated on the back timber.
3. tunnelling machine as claimed in claim 1 or 2 moves support frame, it is characterized in that: the extensible canopy on the described back timber has been arranged side by side two, described extensible canopy straight line driving mechanism comprises the extensible canopy oil cylinder, described extensible canopy oil cylinder one end is connected on the described extensible canopy, and the other end is connected on the described back timber.
4. tunnelling machine as claimed in claim 1 or 2 moves support frame, it is characterized in that: described push unit comprises the passing oil cylinder, and described passing oil cylinder one end is hinged on the base of the place ahead carrier unit, and the other end is articulated 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 the side guard board oil cylinder, and on described side guard board oil cylinder one end connection and the described side guard board, the other end is connected on the described back timber.
6. tunnelling machine as claimed in claim 1 or 2 moves support frame, it is characterized in that: be hinged with the end accent jack of adjusting position, the described base left and right sides on the described base.
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 true CN102913268A (en) | 2013-02-06 |
| CN102913268B 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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| Country | Link |
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| CN (1) | CN102913268B (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103924996A (en) * | 2014-03-19 | 2014-07-16 | 山西潞安环保能源开发股份有限公司漳村煤矿 | Hydraulic self-traveling tip protecting support with roof bolter |
| CN105545335A (en) * | 2016-03-07 | 2016-05-04 | 山东科技大学 | Support-shield-type cross-slip temporary support bracket and support method thereof |
| 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 |
| CN108756982A (en) * | 2018-04-28 | 2018-11-06 | 中国矿业大学 | A kind of sliding temporary support device of two degrees of freedom and its working method |
| CN110985084A (en) * | 2019-11-13 | 2020-04-10 | 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 |
| CN112302698A (en) * | 2020-10-28 | 2021-02-02 | 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 |
| CN114087003A (en) * | 2021-11-17 | 2022-02-25 | 中国矿业大学 | Temporary support combined moving device and method for self-adaptive tunneling roadway empty-roof distance |
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| 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 |
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| 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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2012
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| 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 |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103924996A (en) * | 2014-03-19 | 2014-07-16 | 山西潞安环保能源开发股份有限公司漳村煤矿 | Hydraulic self-traveling tip protecting support with roof bolter |
| 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 |
| CN105545335A (en) * | 2016-03-07 | 2016-05-04 | 山东科技大学 | Support-shield-type cross-slip temporary support bracket and support method thereof |
| 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 |
| CN108756982A (en) * | 2018-04-28 | 2018-11-06 | 中国矿业大学 | A kind of sliding temporary support device of two degrees of freedom and its working 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 |
| CN110985084A (en) * | 2019-11-13 | 2020-04-10 | 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 |
| CN112302698A (en) * | 2020-10-28 | 2021-02-02 | 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 |
| CN113323703B (en) * | 2021-06-29 | 2024-05-03 | 枣庄通晟实业有限公司 | Roadway support bracket and use method thereof |
| CN114087003A (en) * | 2021-11-17 | 2022-02-25 | 中国矿业大学 | Temporary support combined moving device and method for self-adaptive tunneling roadway empty-roof distance |
| CN114087003B (en) * | 2021-11-17 | 2024-04-26 | 中国矿业大学 | Temporary support combined moving device and method for self-adaptive tunneling roadway overhead distance |
Also Published As
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| CN102913268B (en) | 2015-10-14 |
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