CN206000543U - A kind of supporting construction protecting lane for gob side entry retaining - Google Patents
A kind of supporting construction protecting lane for gob side entry retaining Download PDFInfo
- Publication number
- CN206000543U CN206000543U CN201620956037.6U CN201620956037U CN206000543U CN 206000543 U CN206000543 U CN 206000543U CN 201620956037 U CN201620956037 U CN 201620956037U CN 206000543 U CN206000543 U CN 206000543U
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- Prior art keywords
- tunnel
- back timber
- supporting construction
- anchor
- goaf
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- 238000010276 construction Methods 0.000 title claims abstract description 36
- 210000003141 Lower Extremity Anatomy 0.000 claims abstract description 21
- 229910000831 Steel Inorganic materials 0.000 claims description 9
- 239000010959 steel Substances 0.000 claims description 9
- 238000005728 strengthening Methods 0.000 claims description 8
- 230000000737 periodic Effects 0.000 claims description 4
- 230000002787 reinforcement Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 description 7
- 239000011435 rock Substances 0.000 description 5
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000005465 channeling Effects 0.000 description 2
- 229910003460 diamond Inorganic materials 0.000 description 2
- 239000010432 diamond Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000011449 brick Substances 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
Abstract
This utility model provides a kind of supporting construction protecting lane for gob side entry retaining, including frame and many anchor poles, described many anchor poles are spaced the top located at tunnel along the width in tunnel, described frame includes back timber and canopy lower limb, described back timber extends along the width in tunnel, and one end of described back timber is located at goaf side line, described back timber is connected with described anchor pole away from the one end in goaf, the top board in the described tunnel of described back timber support；Described canopy lower limb one end is installed in the base plate in tunnel, and the other end is connected near the end in goaf with described back timber.Above-mentioned supporting construction can simplify the support process that gob side entry retaining protects lane, reduces the labor intensity of workman and the cost of roadway support.
Description
【Technical field】
This utility model is related to Roadway Support Technology field and in particular to a kind of supporting protecting lane for gob side entry retaining is tied
Structure.
【Background technology】
Edge air gallery technology has the history of decades at home, but current edge air gallery technology is usually to stay in need
The mined out side in tunnel prefabricated section build a wall, formwork erection placing concrete wall or using full shed frame type to stay lane carry out shield top and stop adopt
Caving in mined area spoil channels in stayed tunnel.Although these techniques are effectively, complex process, labor strength is big, stays lane to prop up
Shield high cost, progress is slow simultaneously, can not meet the schedule requirement of fully-mechanized mining working propulsion.
【Utility model content】
In view of the foregoing it is necessary to provide a kind of supporting construction protecting lane for gob side entry retaining, to solve gob side entry retaining
Shield lane structural manufacturing process is complicated, and labor strength is big, stays the problem of lane high cost.
For reaching above-mentioned purpose, this utility model be employed technical scheme comprise that：
A kind of supporting construction protecting lane for gob side entry retaining, including frame and many anchor poles, described many anchor poles are along tunnel
Width be spaced located at the top in tunnel, described frame includes back timber and canopy lower limb, and described back timber is along the width in tunnel
Extend, and one end of described back timber be located at goaf side line, described back timber is connected with described anchor pole away from the one end in goaf,
Described back timber supports the top board in described tunnel；Described canopy lower limb one end is installed in the base plate in tunnel, and the other end is close with described back timber
The end in goaf connects.
Further, described supporting construction also includes pushing up net and gear cash net, and described top net laying is located at the top in tunnel；Described
Gear cash network folder located between canopy lower limb and the crag in goaf, and with described top net overlap joint.
Further, the height of described gear cash net is more than the height in described tunnel.
Further, described gear cash net is rhombus net.
Further, described canopy lower limb is connected by two single u-shaped steel and forms, and two single u-shaped steel pass through to fasten clamp connection.
Further, described back timber is U-shaped steel, and the length of described back timber is the half of span length.
Further, described many anchor poles include strengthening anchor pole and many support anchor rods, and described many support anchor rods are equidistant
From distribution；Described reinforcement anchor pole is between two adjacent support anchor rods, and the central region positioned at tunnel, and described back timber is remote
One end from goaf is connected with described reinforcement anchor pole.
Further, the position that described back timber is more than in the range of top board work surface periodic weighting step pitch has also set up monomer liquid
Pressure pillar, with strengthening supporting.
Further, described supporting construction also includes at least two anchor cables, and each anchor cable located at the top in tunnel and is located at
Between two adjacent anchor poles.
Due to adopting technique scheme, this utility model has the advantages that：
1st, the supporting construction protecting lane for gob side entry retaining that this utility model provides, it carries out supporting using single lower limb, compares
In traditional full frame support technology, significantly simplify the support process of gob side entry retaining, alleviate labor strength；Due to
The material that this supporting construction is used reduces, and therefore, reduces gob-side entry retaining support cost, the support cost of this supporting construction is about
For build by laying bricks or stones or placing concrete protect lane supporting 15%, be the 70% of full beam canopy frame support structure cost；Due to back timber and anchor pole
Connect, therefore both interactions make the stability of this supporting construction more higher than full beam canopy frame support structure；Account for this simultaneously
The frame of the 80% of supporting construction is partly all recyclable.
2nd, the supporting construction protecting lane for gob side entry retaining that this utility model provides, changes traditional coal mine gob-side entry retaining
Shield lane supporting construction, is organically combined scaffolding structure and anchor structure integral, increases prop to the supporting retaining top board
Area, and effective control top board and the laterally opposed displacement of prop, solve gob side entry retaining top under the conditions of loose roof
The stability problem of plate.
3rd, the supporting construction protecting lane for gob side entry retaining that this utility model provides, the length substantially tunnel of its back timber
The half of width, further saves material, reduces gob-side entry retaining support cost.
【Brief description】
Fig. 1 is the use state schematic diagram of the supporting construction of this utility model one better embodiment.
In accompanying drawing, 100- supporting construction, 2- anchor pole, 22- support anchor rod, 24- strengthen anchor pole, 4- frame, 42- back timber, 44-
Canopy lower limb, 5- fastening clamp, 6- gear cash net, 7- hydraulic prop, 8- anchor cable, 200- tunnel, 210- top board, 230- base plate,
300- goaf.
【Specific embodiment】
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely description is it is clear that described embodiment is only a part of embodiment of this utility model rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under the premise of making creative work
The every other embodiment being obtained, broadly falls into the scope of this utility model protection.
It should be noted that when assembly is referred to as " being fixed on " another assembly, it can be directly on another assembly
Or can also there is assembly placed in the middle.When an assembly is considered as " connection " another assembly, it can be directly connected to
To another assembly or may be simultaneously present assembly placed in the middle.When an assembly is considered as " being arranged at " another assembly, it
Can be to be set directly on another assembly or may be simultaneously present assembly placed in the middle.Term as used herein is " vertical
", " level ", "left", "right" and similar statement for illustrative purposes only.
Unless otherwise defined, all of technology used herein and scientific terminology are led with belonging to technology of the present utility model
The implication that the technical staff in domain is generally understood that is identical.In term used in the description of the present utility model it is simply herein
The purpose of description specific embodiment is it is not intended that in limiting this utility model.Term as used herein " and/or " include
The arbitrary and all of combination of one or more related Listed Items.
Refer to Fig. 1, this utility model embodiment provides a kind of supporting construction 100 protecting lane for gob side entry retaining, bag
Include many anchor poles 2 and frame 4.
Described many anchor poles 2 are spaced the top located at tunnel 200 along the width in tunnel 200.In the present embodiment,
Described many anchor poles 2 include strengthening anchor pole 24 and Duo Gen support anchor rod 22.Many support anchor rods 22 equidistantly distribute；Strengthen anchor pole
24 between two adjacent support anchor rods 22, and are located at tunnel 200 central region in the direction of the width, to strengthen anchor pole
2 supporting effect.
In the present embodiment, described supporting construction 100 also two anchor cables 8, each anchor cable 8 is located at the top in tunnel 200
And be located between two adjacent support anchor rods 22.The setting of anchor cable 8 can improve the globality of rock mass, efficiently controls rock mass
Displacement, promote to stabilize it.
Described frame 4 includes back timber 42 and canopy lower limb 44.In the present embodiment, described back timber 42 is U-shaped steel, and its length is slightly
More than the half of tunnel 200 width, more full canopy frame support structure decreases the length of back timber 42, has saved cost.Described back timber
42 along tunnel 200 width extend, and one end of described back timber 42 be located at goaf side line, described back timber 42 another
End is connected with strengthening anchor pole 24；Described back timber 42 supports the top board 210 in tunnel 200.Back timber 42 is connected with anchor pole 2, and frame is tied
Structure and anchor structure are organically combined integral, and therefore, back timber 42 and anchor pole 2 no longer individually work, but with an entirety
Interact, increased the supporting area to top board 210 for the supporting construction 100, and can effectively prevent top board 210 and supporting construction
100 horizontal generation relative displacements, depending merely on anchor pole under the conditions of solving loose roof can not the asking of controlroof 210 stability completely
Topic, keeps the stability of top board 210 rock stratum.
Described canopy lower limb 44 one end is installed in the base plate 230 in tunnel 200, and the other end and described back timber 42 are near goaf 300
End connect.Sillar can be crushed to goaf 300 side inbreak top board 210 using the support action of canopy lower limb 44 to stop,
Prevent sillar from channeling in tunnel 200.In the present embodiment, described canopy lower limb 44 is connected by two single u-shaped steel and forms, two single u-shaped steel
Connected by fastening clamp 5, to adjust the height of canopy lower limb 44.During use, described canopy lower limb 44 uses special prop raising tool, and (figure is not
Show) rise tightly make the setting load of canopy lower limb 44 reach design load.
In the present embodiment, described supporting construction 100 also includes pushing up net (not shown) and gear cash net 6.Described top net laying
Located at the top in tunnel 200, described gear cash net 6 is located between canopy lower limb 44 and the crag in goaf, and overlaps with described top net,
Stopped with the little sillar that goaf side is loosened, prevent loosening little sillar from channeling in tunnel 200.Preferably, described gear cash
The height of net 6 is more than the height in described tunnel 200, so that described gear cash net 6 mops floor away from the side of described top net, to avoid
Loosen little sillar to scurry in tunnel 200 from the gap of gear cash net 6 and tunnel 200 base plate 230.Preferably, described gear cash net 6 is
Diamond mesh, diamond mesh can not only the rock in small, broken bits to goaf side stop, and can provide certain
Supporting power, improves the force-bearing situation of tunnel 200 surface rock stratum.
In the present embodiment, described back timber 42 be more than top board 210 work surface periodic weighting step pitch in the range of position also
Erection has hydraulic prop 7, with strengthening supporting.It is appreciated that exceeding dismountable list after top board 210 periodic weighting coverage
Body hydraulic prop 7.
Described supporting construction 100, when using, first, carries out anchor pole, anchor cable, top net supporting at the top in tunnel 200；Its
Secondary, lay gear cash net 6 in tunnel 200 near goaf side, and make to keep off the side of cash net 6 and top net overlap joint；Subsequently, by institute
The one end stating back timber 42 is connected with strengthening anchor pole 24, and the other end is at the side line of goaf so that described back timber 42 supports institute
State the top board 210 in tunnel 200；Finally, described canopy lower limb 44 one end is installed in the base plate 230 in tunnel 200, the other end and described top
Beam 42 connects near the end in goaf 300.
It is appreciated that the length direction along tunnel 200 can be with the multiple supporting construction of interval setting 100.
It is appreciated that the quantity of anchor cable 8 is not limited to present embodiment, in other embodiments, the quantity of anchor cable 8 also may be used
Think two or more.
It is appreciated that the length of described back timber 42 is not limited to present embodiment, as long as described back timber 42 length is less than described
The width in tunnel 200.
Described above is the detailed description for the preferable possible embodiments of this utility model, but embodiment is not limited to
Patent claim of the present utility model, the equal change being completed under the technical spirit suggested by all this utility model or modification
Change, all should belong to the covered the scope of the claims of this utility model.
Claims (9)
1. a kind of for gob side entry retaining protect lane supporting construction it is characterised in that：Including frame and many anchor poles, described many anchors
Bar is spaced located at the top in tunnel along the width in tunnel, and described frame includes back timber and canopy lower limb, and described back timber is along tunnel
Width extend, and one end of described back timber be located at goaf side line, described back timber away from goaf one end with described
Anchor pole connects, and described back timber supports the top board in described tunnel；Described canopy lower limb one end is installed in the base plate in tunnel, the other end with described
Back timber connects near the end in goaf.
2. supporting construction as claimed in claim 1 it is characterised in that：Described supporting construction also includes pushing up net and gear cash net, institute
State the top located at tunnel for the top net laying；Described gear cash network folder is located between canopy lower limb and the crag in goaf, and takes with described top net
Connect.
3. supporting construction as claimed in claim 2 it is characterised in that：The height of described gear cash net is more than the height in described tunnel
Degree.
4. supporting construction as claimed in claim 2 it is characterised in that：Described gear cash net is rhombus net.
5. supporting construction as claimed in claim 1 it is characterised in that：Described canopy lower limb is connected by two single u-shaped steel and forms, two U
Shaped steel passes through to fasten clamp connection.
6. supporting construction as claimed in claim 1 it is characterised in that：Described back timber is U-shaped steel, and the length of described back timber is lane
The half of road width.
7. supporting construction as claimed in claim 6 it is characterised in that：Described many anchor poles include strengthening anchor pole and many supportings
Anchor pole, described many support anchor rods equidistantly distribute；Described reinforcement anchor pole is between two adjacent support anchor rods, and is located at
The central region in tunnel, described back timber is connected with described reinforcement anchor pole away from the one end in goaf.
8. supporting construction as claimed in claim 1 it is characterised in that：Described back timber is more than top board work surface periodic weighting step pitch
In the range of position also set up hydraulic prop, with strengthening supporting.
9. supporting construction as claimed in claim 1 it is characterised in that：Described supporting construction also includes at least two anchor cables, often
One anchor cable located at tunnel top and be located at two adjacent anchor poles between.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620956037.6U CN206000543U (en) | 2016-08-26 | 2016-08-26 | A kind of supporting construction protecting lane for gob side entry retaining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620956037.6U CN206000543U (en) | 2016-08-26 | 2016-08-26 | A kind of supporting construction protecting lane for gob side entry retaining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206000543U true CN206000543U (en) | 2017-03-08 |
Family
ID=58198364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620956037.6U Active CN206000543U (en) | 2016-08-26 | 2016-08-26 | A kind of supporting construction protecting lane for gob side entry retaining |
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| Country | Link |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106121676A (en) * | 2016-08-26 | 2016-11-16 | 百色百矿集团有限公司 | A kind of supporting construction and method for protecting support thereof protecting lane for gob side entry retaining |
| CN107165664A (en) * | 2017-07-11 | 2017-09-15 | 河南理工大学 | A kind of slope thick seam tunnels superelevation stope drift active workings Qie Dingliu lanes method along top |
| CN108386219A (en) * | 2018-04-18 | 2018-08-10 | 招商局重庆交通科研设计院有限公司 | A kind of support system and operating method of tunnel support structure |
| CN111236969A (en) * | 2020-03-30 | 2020-06-05 | 中国矿业大学(北京) | Roadway side wall supporting device and method |
| CN112610218A (en) * | 2020-12-02 | 2021-04-06 | 中国矿业大学(北京) | Thick coal seam fully-mechanized top-tunneling top-cutting pressure relief automatic roadway forming method |
-
2016
- 2016-08-26 CN CN201620956037.6U patent/CN206000543U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106121676A (en) * | 2016-08-26 | 2016-11-16 | 百色百矿集团有限公司 | A kind of supporting construction and method for protecting support thereof protecting lane for gob side entry retaining |
| CN107165664A (en) * | 2017-07-11 | 2017-09-15 | 河南理工大学 | A kind of slope thick seam tunnels superelevation stope drift active workings Qie Dingliu lanes method along top |
| CN107165664B (en) * | 2017-07-11 | 2019-04-30 | 河南理工大学 | A kind of slope thick seam edge top driving lane superelevation stope drift active workings Qie Dingliu method |
| CN108386219A (en) * | 2018-04-18 | 2018-08-10 | 招商局重庆交通科研设计院有限公司 | A kind of support system and operating method of tunnel support structure |
| CN108386219B (en) * | 2018-04-18 | 2023-08-11 | 招商局重庆交通科研设计院有限公司 | Supporting system of tunnel supporting structure and operation method |
| CN111236969A (en) * | 2020-03-30 | 2020-06-05 | 中国矿业大学(北京) | Roadway side wall supporting device and method |
| CN112610218A (en) * | 2020-12-02 | 2021-04-06 | 中国矿业大学(北京) | Thick coal seam fully-mechanized top-tunneling top-cutting pressure relief automatic roadway forming method |
| CN112610218B (en) * | 2020-12-02 | 2022-05-13 | 中国矿业大学(北京) | Thick coal seam fully-mechanized top-tunneling top-cutting pressure relief automatic roadway forming method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |