CN101509387A - Machine lane advance support bracket - Google Patents
Machine lane advance support bracket Download PDFInfo
- Publication number
- CN101509387A CN101509387A CNA2009100109003A CN200910010900A CN101509387A CN 101509387 A CN101509387 A CN 101509387A CN A2009100109003 A CNA2009100109003 A CN A2009100109003A CN 200910010900 A CN200910010900 A CN 200910010900A CN 101509387 A CN101509387 A CN 101509387A
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- back timber
- body frame
- hinged
- subframe
- base
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- 230000003028 elevating effect Effects 0.000 abstract description 7
- 238000005065 mining Methods 0.000 abstract description 7
- 238000012423 maintenance Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 239000003245 coal Substances 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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- Lining And Supports For Tunnels (AREA)
Abstract
The utility model provides a lane advance support, it has solved the mechanized self-moving support problem that is difficult to arrange to transport crossheading in-service elevating conveyor and presses close to a lane group that prior art exists, include and connect the body frame, the subframe that form by back timber, base and through preceding, back hydraulic column and the four-bar linkage who is located between preceding, the back hydraulic column respectively, its technical essential is: the connecting ear plate of the auxiliary frame top beam and the connecting ear plate of the main frame top beam are respectively hinged with the end part of the cross top beam and the middle part with the arc-shaped supporting plate, and the connecting ear plate of the main frame base is hinged with the connecting arm of the auxiliary frame base; the front end of the transverse top beam is hinged with a side top beam; the support groups hinged by the main frame and the auxiliary frame are respectively hinged with the connectors through respective frame moving hydraulic cylinders. The structure is compact in design and easy to operate, and meets the installation, use and maintenance conditions of the fully mechanized coal mining face; the method can ensure the required safe pedestrian passage in the machine lane and realize the all-mechanized self-moving advanced support of the tunnel top plate.
Description
Technical field
The present invention relates to the forepoling hydraulic support of the special stope that a kind of well palace mine uses, particularly a kind of when being used for operate as normal face mining operations, under work plane, export the advance support that carries out the tunnel in the haulage gate (machine lane) and with the advance of the face from the hydraulic support of dividing a word with a hyphen at the end of a line away.
Background technology
Existing most wells palace mine is when adopting the mechanization back production, the leading 20-50 rice of upper and lower termination of work plane and corresponding rolling back and rationalizing (air way), fortune suitable (machine lane), even in the longer scope, it is the country rock unstable region that is subjected to mining influence, often Tunnel Pressure and distortion increase, the supporting difficulty is big, and potential safety hazard is many.The corresponding rules regulation of country in 20 meters scopes of ahead work face, must add strong supporting.
For solving the above-mentioned strong supporting problem that adds, traditional method is to use hydraulic single prop, and Gabon beam, wooden frame etc. carry out artificial supporting, also have multinomial technical scheme and disclosed technology to carry out the mechanization supporting at present, but its practicality and limitation differ greatly.Especially in the present modernized high-yield and high-efficiency mine, mechanical coal mining and support apparatus are just towards heavy-duty, large conveying quantity and high reliability development.In this class mine, crossheading equipment build is big, and work plane two lane sections are big, and in the advance support zone, as not taking effective mechanization supporting, with the serious threat safety in production, existing supporting means are extremely limited to this class large section roadway effect.
At present disclosed this type of support apparatus mainly contains patent publication No. CN101182780A, notification number CN2828315Y, CN2833112Y, CN200952403Y, CN201190570Y and the inventor at the CN200985799 of first to file etc., though the characteristics that each tool of its supporting is certain all can't solve the problem of moving supporting and safe pedestrian's requisite space certainly that main equipments such as the interior elevating conveyor of haulage gate (machine lane), crushing engine are pressed close to a gang of layout in tunnel well.Even if reluctantly these main equipments are placed among these support apparatus, also can't move and safeguard required space problem by solution equipment.And above technology is unfavorable for roof timbering and management present widely used arched tunnel section shortage applicability.
Summary of the invention
The purpose of this invention is to provide a kind of tunnel ahead support stent, it has solved that prior art exists is difficult to that haulage gate (machine lane) interior elevating conveyor is arranged a gang of mechanization in tunnel oneself moves the supporting problem, its structure design compactness, easy operating meets the equipment mounting, commissioning and maintenance condition of fully-mechanized mining working; Needed safe walkway in the machine lane can be guaranteed, full mechanization automatic moving type advance support can be realized again back.
The technical solution adopted in the present invention is: this tunnel ahead support stent comprises respectively by back timber, base and the body frame, the subframe that are formed by connecting by forward and backward hydraulic vertical prop and the quadric chain between forward and backward hydraulic vertical prop, its technical essential is: the side of described body frame base is provided with the connection otic placode, the top of described body frame back timber is provided with the connection otic placode of curved roof, described subframe base is provided with linking arm, and the top of subframe back timber is provided with the connection otic placode; The axis hole of the connection otic placode of described subframe back timber and the axis hole that is connected otic placode of described body frame back timber, utilize bearing pin hinged with the axis hole of horizontal back timber end and the middle part axis hole of band arc gripper shoe respectively, the cambered surface of the arc gripper shoe of the described horizontal back timber of flexible drive of described hydraulic vertical prop is slided relatively around the cambered surface center of the curved roof of body frame back timber, and the axis hole of the axis hole of the connection otic placode of described body frame base and the linking arm of described subframe base utilizes bearing pin hinged; The front end of described horizontal back timber is by the hinged side back timber of front-axle beam hydraulic cylinder; Between the groups of holders that is hinged to by described body frame and subframe respectively by separately move the frame hydraulic cylinder and connector hinged.
The intrados of the extrados of the arc gripper shoe of described horizontal back timber and the curved roof of body frame back timber matches, and described extrados reciprocatingly slides around the center of described intrados.
Described respectively by separately move the frame hydraulic cylinder and the hinged groups of holders of connector adopts two groups at least, the body frame base of the first pack support group and the front end of subframe base are provided with lifts the base hydraulic cylinder.
Advantage and good effect that the present invention has are: because this tunnel ahead support stent adopts body frame and subframe to be hinged to groups of holders, between each groups of holders respectively by separately move the frame hydraulic cylinder and connector hinged, its structure design compactness, easy operating, the equipment that meets fully-mechanized mining working is installed, the operation and maintenance condition, the haulage gate tunnel condition that is suitable for down-hole actual mining faciostenosis, especially in most of haulage gates (machine lane), elevating conveyor is by the situation of a gang of layout in tunnel, use this support both can realize mechanization advance support to back, can realize supporting to elevating conveyor top top board by hinged side back timber again, being difficult to of having solved thoroughly that prior art exists arranges a gang of mechanization in tunnel to interior the elevating conveyor of haulage gate (machine lane), and oneself moves the supporting problem.According to different geological conditionss and drift section shape,, can satisfy the needs of different tunnels size and cross sectional shape by independent major and minor height and the hinged side back timber adjusted.This can guarantee needed safe walkway in the machine lane, can realize the full mechanization automatic moving type advance support to back again.This support adopts from moving form, and two stands group supports each other before and after it, and is simple in structure, easy operating and maintenance.
Description of drawings
Below in conjunction with accompanying drawing the present invention is further described.
Fig. 1 is a kind of concrete structure schematic diagram of the present invention.
Fig. 2 is the vertical view that Fig. 1 removes back timber and quadric chain.
Fig. 3 is the lateral view of Fig. 1.
Fig. 4 is a kind of structural representation of the body frame back timber among Fig. 1.
Fig. 5 is a kind of structural representation of the horizontal back timber among Fig. 1.
Fig. 6 is the structure for amplifying schematic diagram of the subframe base among Fig. 3.
Fig. 7 is the structure for amplifying schematic diagram of the body frame base among Fig. 3.
Sequence number explanation among the figure: 1 body frame back timber, 2 body frame bases, 3 quadric chains, 4 hydraulic vertical props, 5 extensible canopies, 6 extensible canopy hydraulic cylinders, 7 move frame hydraulic cylinder, 8 connectors, 9 horizontal back timbers, 10 hinged front-axle beams, 11 and lift base hydraulic cylinder, 12 subframe bases, 13 bearing pins, 14 subframe back timbers, 15 side back timbers, 16 and connect otic placode, 18 curved roofs, 19 arc gripper shoes, 20 body frame bases along beams, 17 body frame back timbers and connect otic placode for a short time.
The specific embodiment
Describe concrete structure of the present invention in detail according to Fig. 1～7.This tunnel ahead support stent is formerly to carry out on some the ripe falsework architecture basics in the patent improved the inventor.It comprises respectively by body frame back timber 1, subframe back timber 14, body frame base 2, subframe base 12 and the body frame, the subframe that are formed by connecting by forward and backward hydraulic vertical prop 4 and the quadric chain 3 between forward and backward hydraulic vertical prop 4, horizontal back timber 9, extensible canopy 5, extensible canopy hydraulic cylinder 6 move parts such as frame hydraulic cylinder 7 and connector 8.The side of body frame base 2 is provided with the connection otic placode 20 of axis hole, and the top of body frame back timber 1 is provided with the connection otic placode 17 of curved roof 18, and the top that connects otic placode 17 is provided with axis hole.Subframe base 12 is provided with the linking arm that the top has axis hole, and the top of subframe back timber 14 is provided with the connection otic placode of axis hole.The axis hole of the connection otic placode of subframe back timber 14 and the axis hole that is connected otic placode 17 of body frame back timber 1 utilize bearing pin hinged with the axis hole of horizontal back timber 9 ends and the middle part axis hole of band arc gripper shoe 19 respectively.The flexible cambered surface that can drive the arc gripper shoe 19 of horizontal back timber 9 of hydraulic vertical prop 4 is slided relatively around the cambered surface center of the curved roof 18 of body frame back timber 1.The axis hole of the axis hole of the connection otic placode 20 of body frame base 2 and the linking arm of subframe base 12 utilizes bearing pin hinged.The front end of horizontal back timber 9 is by the hinged side back timber 15 of front-axle beam hydraulic cylinder.Between the groups of holders that is hinged to by body frame and subframe respectively by separately move frame hydraulic cylinder 7 and connector 8 is hinged.The body frame back timber 1 and the subframe back timber 14 that are the fore-stock group are hinged by separately extensible canopy 5 and extensible canopy hydraulic cylinder 6 thereof with the body frame back timber 1 and the subframe back timber 14 of after-poppet group respectively.Because the intrados of the extrados of the arc gripper shoe 19 of horizontal back timber 9 and the curved roof 18 of body frame back timber 1 matches, thus extrados can reciprocatingly slide around the center of intrados so that moving between each parts during hydraulic vertical prop 4 lift adjustments.Above-mentioned respectively by separately move frame hydraulic cylinder 7 and connector 8 hinged groups of holders adopt two groups at least, the body frame base 2 of the first pack support group and the front end of subframe base 12 are provided with lifts base hydraulic cylinder 11.
During operation, this tunnel ahead support stent is arranged two groups of front and back at least in work plane haulage gate (machine lane), the interior elevating conveyor of haulage gate (machine lane) is positioned at the below of this tunnel ahead support stent side back timber 15, the acquiescence original state is that hydraulic vertical prop 4 rises, have little horizontal back timber 9 along beam 16 and contact back with the side back timber 15 that has little suitable beam 16, support is in the supporting state; Extensible canopy hydraulic cylinder 6 and move frame hydraulic cylinder 7 and all be in retracted state.
When the interior equipment of haulage gate (machine lane) moves forward, personnel are in the one pack support group of back, at first handle the hydraulic vertical prop 4 of the most last pack support group, make it to be reduced to horizontal back timber 9, little suitable beam 16 and side back timber 15 and just broken away from top board, this process can suitably be adjusted the front-axle beam hydraulic cylinder that connects side back timber 15 and horizontal back timber 9, handle then and move frame hydraulic cylinder 7 and extensible canopy hydraulic cylinder 6, last pack support group is released a step pitch along equipment moving direction in the machine lane; After the release, rise the hydraulic vertical prop 4 of last pack support group, adjust the front-axle beam hydraulic cylinder that connects side back timber 15 and horizontal back timber 9, make horizontal back timber 9, little suitable beam 16 contact back with side back timber 15, last support is in the supporting state again; Operating personnel enter in the good last pack support group of supporting, carry out similar operations, back one pack support group is reduced, regain then and move frame hydraulic cylinder 7 and extensible canopy hydraulic cylinder 6, a pack support group is also drawn forward and is moved a step pitch after inciting somebody to action, if be connected with many these tunnel ahead support stents of group in the machine lane, by that analogy, move ahead one by one, realize moving certainly and supporting of machine lane inner support.
Claims (3)
1, a kind of tunnel ahead support stent, comprise respectively and reach body frame, the subframe that is formed by connecting by forward and backward column and the quadric chain between forward and backward column by back timber, base, it is characterized in that: the side of described body frame base is provided with the connection otic placode, the top of described body frame back timber is provided with the connection otic placode of curved roof, described subframe base is provided with linking arm, and the top of subframe back timber is provided with the connection otic placode; The axis hole of the connection otic placode of described subframe back timber and the axis hole that is connected otic placode of described body frame back timber, utilize bearing pin hinged with the axis hole of horizontal back timber end and the middle part axis hole of band arc gripper shoe respectively, the cambered surface of the arc gripper shoe of the described horizontal back timber of flexible drive of described hydraulic vertical prop is slided relatively around the cambered surface center of the curved roof of body frame back timber, and the axis hole of the axis hole of the connection otic placode of described body frame base and the linking arm of described subframe base utilizes bearing pin hinged; The front end of described horizontal back timber is by the hinged side back timber of front-axle beam hydraulic cylinder; Between the groups of holders that is hinged to by described body frame and subframe respectively by separately move the frame hydraulic cylinder and connector hinged.
2, tunnel ahead support stent according to claim 1 is characterized in that: the intrados of the extrados of the arc gripper shoe of described horizontal back timber and the curved roof of body frame back timber matches, and described extrados reciprocatingly slides around the center of described intrados.
3, tunnel ahead support stent according to claim 1, it is characterized in that: described respectively by separately move the frame hydraulic cylinder and the hinged groups of holders of connector adopts two groups at least, the body frame base of the first pack support group and the front end of subframe base are provided with lifts the base hydraulic cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2009100109003A CN101509387A (en) | 2009-03-27 | 2009-03-27 | Machine lane advance support bracket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2009100109003A CN101509387A (en) | 2009-03-27 | 2009-03-27 | Machine lane advance support bracket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101509387A true CN101509387A (en) | 2009-08-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2009100109003A Pending CN101509387A (en) | 2009-03-27 | 2009-03-27 | Machine lane advance support bracket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101509387A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102251789A (en) * | 2011-08-04 | 2011-11-23 | 中平能化集团机械制造有限公司 | Integrated self-shift hydraulic support for placing top coal in steeply inclined roadway |
| CN104265343A (en) * | 2014-09-28 | 2015-01-07 | 辽宁工程技术大学 | Impact ground pressure roadway step-type energy absorption anti-impact support |
| CN104265343B (en) * | 2014-09-28 | 2017-01-04 | 辽宁工程技术大学 | Bump tunnel step type energy-absorbing erosion control support |
| CN106321134A (en) * | 2016-08-30 | 2017-01-11 | 安徽理工大学 | Simple and reliable device for moving support under pressure and usage method |
| CN106401631A (en) * | 2016-08-30 | 2017-02-15 | 安徽理工大学 | Fore support below extremely-soft surrounding rock and supporting method |
| CN109026089A (en) * | 2018-07-13 | 2018-12-18 | 安徽南方煤矿机械有限公司 | A kind of non-planar hydraulic support of supporting surface |
| CN112096439A (en) * | 2020-09-18 | 2020-12-18 | 淮南矿业(集团)有限责任公司 | Synchronous mounting method for forepoling support and reversed loader |
| CN112576293A (en) * | 2020-12-16 | 2021-03-30 | 郑州煤矿机械集团股份有限公司 | Transportation roadway supporting and transporting integrated system |
| CN113803099A (en) * | 2020-06-17 | 2021-12-17 | 李信斌 | Support structure, supporting equipment and coal mining complete equipment |
-
2009
- 2009-03-27 CN CNA2009100109003A patent/CN101509387A/en active Pending
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102251789A (en) * | 2011-08-04 | 2011-11-23 | 中平能化集团机械制造有限公司 | Integrated self-shift hydraulic support for placing top coal in steeply inclined roadway |
| CN104265343A (en) * | 2014-09-28 | 2015-01-07 | 辽宁工程技术大学 | Impact ground pressure roadway step-type energy absorption anti-impact support |
| CN104265343B (en) * | 2014-09-28 | 2017-01-04 | 辽宁工程技术大学 | Bump tunnel step type energy-absorbing erosion control support |
| CN106321134B (en) * | 2016-08-30 | 2018-06-05 | 安徽理工大学 | A kind of simple and reliable sliding advance of support device and application method |
| CN106401631A (en) * | 2016-08-30 | 2017-02-15 | 安徽理工大学 | Fore support below extremely-soft surrounding rock and supporting method |
| CN106401631B (en) * | 2016-08-30 | 2018-05-29 | 安徽理工大学 | Advance timbering and method for protecting support under a kind of dead-soft country rock |
| CN106321134A (en) * | 2016-08-30 | 2017-01-11 | 安徽理工大学 | Simple and reliable device for moving support under pressure and usage method |
| CN109026089A (en) * | 2018-07-13 | 2018-12-18 | 安徽南方煤矿机械有限公司 | A kind of non-planar hydraulic support of supporting surface |
| CN113803099A (en) * | 2020-06-17 | 2021-12-17 | 李信斌 | Support structure, supporting equipment and coal mining complete equipment |
| CN113803099B (en) * | 2020-06-17 | 2024-04-16 | 李信斌 | Support structure, supporting equipment and coal mining complete device |
| CN112096439A (en) * | 2020-09-18 | 2020-12-18 | 淮南矿业(集团)有限责任公司 | Synchronous mounting method for forepoling support and reversed loader |
| CN112096439B (en) * | 2020-09-18 | 2022-10-25 | 淮南矿业(集团)有限责任公司 | Synchronous mounting method for forepoling support and reversed loader |
| CN112576293A (en) * | 2020-12-16 | 2021-03-30 | 郑州煤矿机械集团股份有限公司 | Transportation roadway supporting and transporting integrated system |
| CN112576293B (en) * | 2020-12-16 | 2022-07-08 | 郑州煤矿机械集团股份有限公司 | Transportation roadway supporting and transporting integrated system |
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| PB01 | Publication | ||
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
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Open date: 20090819 |