CN205349373U - Shaft sinking and drifting step roof beam - Google Patents
Shaft sinking and drifting step roof beam Download PDFInfo
- Publication number
- CN205349373U CN205349373U CN201521076897.2U CN201521076897U CN205349373U CN 205349373 U CN205349373 U CN 205349373U CN 201521076897 U CN201521076897 U CN 201521076897U CN 205349373 U CN205349373 U CN 205349373U
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- CN
- China
- Prior art keywords
- gangboard
- main muscle
- trapezoidal
- dowel
- gangboard beam
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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- Lining And Supports For Tunnels (AREA)
Abstract
Shaft sinking and drifting step roof beam relates to shaft sinking and drifting supporting construction spare. Characteristics are that step liangyou owner's muscle and splice bar constitute, the main muscle reverse 150 -120 that buckles in succession becomes isosceles trapezoid, trapezoidal and trapezoidal unbroken parallel connection, the splice bar is vertical bar shape, set for the main muscle parallel arrangement of quantity, trapezoidal peak valley corresponds, and the center of going to the bottom on trapezoidal is on same straight line, and the splice bar is connected perpendicularly on the trapezoidal four corners of main muscle, the plate -type member of bottom surface parallel of each other about constituting. Make rather than matched with step roof beam according to country rock shape, size during the use, fix through the stock and strut the country rock on the country rock surface. The advantage is that the design is novel, and simple structure is reasonable, adopt in succession the reverse trapezoidal main muscle that is converted into, the bearing capacity is showing and is improving, and intensity is high, light in weight, and materials are economized, can be used to temporary support and permanent supporting, the better adaptation surrouding rock deformation of component ability has the characteristics that the flexibility was strutted again, easily processing, the installation is quick, convenient, safety, reduces workman intensity of labour.
Description
Technical field
This utility model belongs to supporting construction part, particularly relates to well lane engineering supporting construction part.
Background technology
Along with the development of mining industry, the underground mining degree of depth is increasingly deeper, and condition becomes increasingly complex, and crustal stress is increasing, requires more and more higher to support technology.Well lane engineering excavation after, due to the factor such as crevice water and air slaking very easily cause sillar to drop, wall caving, roof fall, cause security incident, jeopardize the safety of well lane engineering, it is necessary to tunnel push up, side carry out supporting in time.Although traditional bolting with wire mesh mode has flexible support feature.Existing defects is that intensity is low, adaptive deformation ability, after country rock gross distortion, reduces the specifications section of well lane engineering, is difficult to process, and deals with improperly and can cause more serious wall caving, roof fall, even collapses, causes well lane engineering to scrap.
Utility model content
For the defect overcoming prior art to exist, the purpose of this utility model there is provided a kind of well lane engineering gangboard beam, and intensity is high, lightweight, and processing is simple, and it is quick, convenient to install, safe and reliable.
Well lane engineering gangboard beam, is characterized in that this gangboard beam is connected and composed by main muscle and dowel；Described main muscle is reinforcing bar, and reversely bending 150-120 ° becomes isosceles trapezoid, 30-60 ° of base angle, trapezoidal and trapezoidal unbroken parallel connection continuously；Described dowel is vertical bar shaped；The main muscle setting quantity is arranged in parallel, trapezoidal crest segment paddy section is corresponding, the center of trapezoidal upper base is with point-blank, the trapezoidal center gone to the bottom is with point-blank, dowel is vertically connected on the trapezoidal corner of main muscle, upper bottom each in the same plane in, the plate type member that in composition, bottom surface is parallel to each other, plate type member makes, according to country rock shape, big platelet shape, the base plate gangboard beam, side wall/side gangboard beam and the vault gangboard beam that match with its shape, size, is fixed on country rock surface supporting country rock by anchor pole.
Further improvement of the utility model, the main muscle of described gangboard beam plate type member is 10～24mm, trapezoidal height 100～250mm, the spacing 100～150mm of main muscle, dowel diameter 10～24mm, the main muscle of same component and the diameter correspondent equal of dowel；Surface member width 200～1000mm, plate type member section thickness 100～250mm.
This utility model improves further, and the main muscle of described gangboard beam plate type member is connected with dowel vertical welding/colligation, is fixed together.
This utility model improves further, and described gangboard beam plate type member is processed into rectangular base plate gangboard beam, side wall/side gangboard beam by main muscle and dowel, temporarily/permanent support for the base plate in tunnel, straightway side wall/side.
This utility model improves further, and described gangboard beam plate type member is processed into shaped form vault gangboard beam by main muscle and dowel, temporarily/permanent support for variously-shaped tunnel vault curve section.
This utility model improves further, and described gangboard beam is processed into the walling crib gangboard beam of circular arc by main plate type member muscle and dowel, for circular pit shaft gib.
This utility model improves further, described gangboard beam plate type member is processed into by main muscle and dowel and is linked into an integrated entity by the shaped form vault gangboard beam of supporting side wall/side and the rectangle gangboard beam of base plate, supporting vault, composition annular Guan Bi gangboard camber frame, temporarily/permanent support for roadway full-fracture-surfacanchoring-rod entirety.
This utility model improves further, and described annular Guan Bi gangboard camber frame is along tunnel length direction 500～10000mm spaced set, for annular Guan Bi gangboard camber frame framed bent supporting.
This utility model improves further, between described annular Guan Bi gangboard camber frame and annular Guan Bi gangboard camber frame, excavates the distributing reinforcement of space section direction colligation same size then formwork supporting plate, pouring concrete along well lane engineering, constitutes armored concrete permanent support.
During use, the size of supporting as required sets the length and width of gangboard beam, sets section thickness and the bar gauge of beam according to broken, the destructiveness of the country rock of supporting.Rock crusher, destructiveness are more serious, and beam section is more high, and the bar gauge of selection is more big.
Compared with prior art, advantage is novel, simple in construction, reasonably stability；Adopting and be looped back in trapezoidal main muscle continuously, increase cross sectional moment of inertia, plane stress become beam type stress, bearing capacity significantly improves, and intensity is high, lightweight, and materials are economized, and can be applicable to gib and permanent support；Component has plasticity, better can deform by suitable for surrounding rock, have again the feature of flexible support；Being prone to processing, it is quick, convenient to install, and safety greatly reduces the labor intensity of workman.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, this utility model is further illustrated.
Fig. 1 is well lane engineering gangboard girder construction schematic diagram.
Fig. 2 is well lane engineering base plate gangboard beam muscle structural perspective.
Fig. 3 is well lane engineering wall/side gangboard girder construction axonometric chart.
Fig. 4 is well lane engineering gangboard camber shelf structure axonometric chart.
Fig. 5 is well lane engineering caged ladder plate-girder bow member bent structure axonometric chart.
In figure: the 1 main muscle 2 opening isosceles trapezoid 2-1 trapezoidal paddy section of trapezoidal crest segment 2-2
3 dowel 4 base plate gangboard Liang5Qiang/side gangboard beam 6 vault gangboard beam 7 well lane engineering excavation space
Detailed description of the invention
By Fig. 1, Fig. 2, Fig. 3, Fig. 4 it can be seen that well lane engineering gangboard beam is connected and composed by main muscle 1 and dowel 3；Main muscle is reinforcing bar, and reversely bending 150-120 ° becomes isosceles trapezoid 2,30-60 ° of base angle, trapezoidal and trapezoidal unbroken parallel connection continuously；Dowel is vertical bar shaped；The main muscle setting quantity is arranged in parallel, trapezoidal crest segment 2-1, trapezoidal sections paddy 2-2 are corresponding, the center of trapezoidal upper base is with point-blank, the trapezoidal center gone to the bottom is with point-blank, dowel is vertically connected on the trapezoidal corner of main muscle, upper bottom each in the same plane in, the bottom surface equidistant plate type member of bottom surface parallel to each other/upper in composition, plate type member makes, according to country rock shape, big platelet shape, the gangboard beam matched with its shape, size, is fixed on country rock surface supporting country rock by anchor pole.
By Fig. 1, Fig. 2, Fig. 3, Fig. 4 it can be seen that the main muscle of gangboard beam plate type member is 10～24mm, trapezoidal height 100～250mm, the spacing 100～150mm of main muscle, dowel diameter 10～-24mm, the main muscle of same component and the diameter correspondent equal of dowel；Surface member width 200～1000mm, plate type member section thickness 100～250mm.
By Fig. 1, Fig. 2, Fig. 3, Fig. 4 it can be seen that the main muscle of gangboard beam plate type member is connected with dowel vertical welding/colligation, it is fixed together.
By Fig. 1, Fig. 2, Fig. 3 it can be seen that gangboard beam plate type member is processed into rectangular base plate gangboard beam 4, side wall/side gangboard beam 5 by main muscle and dowel, upper bottom surface is parallel to each other, temporarily/permanent support for roadway floor, straightway wall/side.
By Fig. 1, Fig. 2, Fig. 3, Fig. 4 it can be seen that gangboard beam plate type member is processed into curved vault gangboard beam 6 by main muscle and dowel, temporarily/permanent support for variously-shaped tunnel vault curve section.
Gangboard beam plate type member is processed into the walling crib gangboard beam of circular arc by main muscle and dowel, and upper bottom surface is apart from equal, for circular pit shaft gib (not marking in figure).
Be can be seen that by Fig. 1, Fig. 2, Fig. 3, Fig. 4, roadway support gangboard beam slab is processed into the rectangle gangboard beam of supporting base plate and side wall/side by main muscle and dowel, supporting vault curve shape gangboard beam links into an integrated entity, composition annular Guan Bi gangboard camber frame member, temporarily/permanent support for roadway full-fracture-surfacanchoring-rod entirety.
By Fig. 1, Fig. 2, Fig. 3, Fig. 4 it can be seen that annular Guan Bi gangboard camber frame is along tunnel length direction 500～10000mm spaced set, for annular Guan Bi gangboard camber frame framed bent supporting.
Be can be seen that by Fig. 1, Fig. 2, Fig. 3, Fig. 4, between annular Guan Bi gangboard camber frame and annular Guan Bi gangboard camber frame, excavate the distributing reinforcement of space 7 section direction colligation same size then formwork supporting plate along well lane engineering, pouring concrete, constitutes armored concrete permanent support.
Claims (9)
1. well lane engineering gangboard beam, it is characterised in that this gangboard beam is connected and composed by main muscle (1) and dowel (3)；Described main muscle is reinforcing bar, and reversely bending 150-120 ° becomes isosceles trapezoid (2), 30-60 ° of base angle, trapezoidal and trapezoidal unbroken parallel connection continuously；Described dowel is vertical bar shaped；The main muscle setting quantity is arranged in parallel, trapezoidal crest segment paddy section is corresponding, the center of trapezoidal upper base is with point-blank, the trapezoidal center gone to the bottom is with point-blank, dowel is vertically connected on the trapezoidal corner of main muscle, upper bottom each in the same plane in, the plate type member that in composition, bottom surface is parallel to each other, plate type member makes, according to country rock shape, big platelet shape, base plate gangboard beam (4), side wall/side gangboard beam (5) and vault gangboard beam (6) that match with its shape, size, is fixed on country rock surface supporting country rock by anchor pole.
2. well lane engineering gangboard beam according to claim 1, it is characterized in that the main muscle of described plate type member is 10～24mm, trapezoidal height 100～250mm, the spacing 100～150mm of main muscle, dowel diameter 10～24mm, the main muscle of same component and the diameter correspondent equal of dowel；Surface member width 200～1000mm, plate type member section thickness 100～250mm.
3. well lane engineering gangboard beam according to claim 1, it is characterised in that the main muscle of described plate type member is connected with dowel vertical welding/colligation, is fixed together.
4. well lane engineering gangboard beam according to claim 1, it is characterized in that gangboard beam plate type member is processed into rectangular base plate gangboard beam (4), side wall/side gangboard beam (5) by main muscle and dowel, temporarily/permanent support for tunnel straightway wall/side.
5. well lane engineering gangboard beam according to claim 1, it is characterised in that gangboard beam plate type member is processed into curved vault gangboard beam (6) by main muscle and dowel, temporarily/permanent support for variously-shaped tunnel vault curve section.
6. well lane engineering gangboard beam according to claim 1, it is characterised in that plate type member is processed into the walling crib gangboard beam of circular arc by main muscle and dowel, for circular pit shaft gib.
7. well lane engineering gangboard beam according to claim 1, it is characterized in that plate type member is processed into by main muscle and dowel to be linked into an integrated entity by supporting side wall/side and the rectangle gangboard beam of base plate, supporting vault curve shape gangboard beam, composition annular Guan Bi gangboard camber frame member, temporarily/permanent support for roadway full-fracture-surfacanchoring-rod entirety.
8. well lane engineering gangboard beam according to claim 7, it is characterised in that described annular Guan Bi gangboard camber frame is along tunnel length direction 500～10000mm spaced set, for annular Guan Bi gangboard camber frame framed bent supporting.
9. well lane engineering gangboard beam according to claim 7, it is characterized in that between described annular Guan Bi gangboard camber frame and annular Guan Bi gangboard camber frame, the distributing reinforcement of space (7) section direction colligation same size is excavated along well lane engineering, formwork supporting plate again, pouring concrete, constitutes armored concrete permanent support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521076897.2U CN205349373U (en) | 2015-12-18 | 2015-12-18 | Shaft sinking and drifting step roof beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521076897.2U CN205349373U (en) | 2015-12-18 | 2015-12-18 | Shaft sinking and drifting step roof beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205349373U true CN205349373U (en) | 2016-06-29 |
Family
ID=56168714
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521076897.2U Withdrawn - After Issue CN205349373U (en) | 2015-12-18 | 2015-12-18 | Shaft sinking and drifting step roof beam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205349373U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105443145A (en) * | 2015-12-18 | 2016-03-30 | 马钢(集团)控股有限公司 | Ladder plate girder for sinking and driving engineering |
-
2015
- 2015-12-18 CN CN201521076897.2U patent/CN205349373U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105443145A (en) * | 2015-12-18 | 2016-03-30 | 马钢(集团)控股有限公司 | Ladder plate girder for sinking and driving engineering |
| CN105443145B (en) * | 2015-12-18 | 2018-02-16 | 马钢(集团)控股有限公司 | Well lane engineering gangboard beam |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160629 Effective date of abandoning: 20180216 |