CN110486061A - The controllable support top system of cavern's Dangerous Rock Body and its application method - Google Patents
The controllable support top system of cavern's Dangerous Rock Body and its application method Download PDFInfo
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- CN110486061A CN110486061A CN201910770074.6A CN201910770074A CN110486061A CN 110486061 A CN110486061 A CN 110486061A CN 201910770074 A CN201910770074 A CN 201910770074A CN 110486061 A CN110486061 A CN 110486061A
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- 239000011435 rock Substances 0.000 title claims abstract description 69
- 238000000034 method Methods 0.000 title claims abstract description 26
- 230000008093 supporting effect Effects 0.000 claims abstract description 40
- 238000009434 installation Methods 0.000 claims description 25
- 230000000087 stabilizing effect Effects 0.000 claims description 22
- 230000006641 stabilisation Effects 0.000 claims description 2
- 238000011105 stabilization Methods 0.000 claims description 2
- 239000004744 fabric Substances 0.000 claims 1
- 230000008569 process Effects 0.000 abstract description 9
- 238000010276 construction Methods 0.000 abstract description 7
- 238000009408 flooring Methods 0.000 abstract 1
- 229910000831 Steel Inorganic materials 0.000 description 19
- 239000010959 steel Substances 0.000 description 19
- 238000003466 welding Methods 0.000 description 7
- 230000006378 damage Effects 0.000 description 4
- 238000003754 machining Methods 0.000 description 4
- 239000004575 stone Substances 0.000 description 3
- 230000032258 transport Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 235000005121 Sorbus torminalis Nutrition 0.000 description 1
- 244000152100 Sorbus torminalis Species 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000010410 dusting Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D13/00—Large underground chambers; Methods or apparatus for making them
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
- E21D15/14—Telescopic props
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- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
Abstract
The invention belongs to cavern support technical field, a kind of controllable support top system of cavern's Dangerous Rock Body and its application method are specifically disclosed.Dangerous Rock Body controllable support top system in cavern's includes main support system and auxiliary shoring system, main support system lower end is placed on hole flooring, controllable supporting is carried out to cavern's Dangerous Rock Body by adjusting the top for the controllable main support system of jacking member drives that middle part is arranged in, auxiliary shoring system lower end is connected to main support system, its top is controlled by auxiliary jacking lead screw, and supporting is carried out to cavern's Dangerous Rock Body, supporting is carried out point by point to the Dangerous Rock Body of cavern Nei Ding to realize, form network point-like support, entire support system being capable of modularization assembling disassembly, it is easy to assembly, supporting is effective, construction disturbs cavern small, controllable contact supporting is carried out to the Dangerous Rock Body that each is contacted using controllable jacking component cooperation auxiliary jacking lead screw, entire Bracing Process is whole controllable, supporting effect is significant, cost is relatively low.
Description
Technical field
The invention belongs to cavern support technical fields, and in particular to a kind of controllable support top system of cavern's Dangerous Rock Body and its use
Method.
Background technique
Cavern support operation is widely used in domestic and international geotechnical engineering field；Common roof timbering mode is roofbolt
All multimodes such as the supporting of rope linked network, top plate advanced grouting support, prefabricated block piece supporting, fashioned iron or beam column built from concrete supporting.Tradition
Supporting operation mode be widely used in terms of tunnel, tunnel, underground engineering, but majority needs to drill to Rock And Soil, table
The operations such as face whitewashing, and most point contact type joint protection that can not adapt to big height difference top plate in small-sized chamber.China is stone matter
Historical relic big country, the retention of stone cultural artifact represents China's historical progress chinesization art and scientific technological advance is horizontal, such as dragon
Door rock cave, Yungang Grottoes, Dazu Rock Carvings etc., have a hundreds of or even more than one thousand years so far, stone cultural artifact because being lost by sunshine, water logging,
Earthquake etc. nature stress and environmental pollution, miniclimate change etc. factors influence can occur dusting, change colour, mildew, rise first,
Crisp alkali, splitting, erosion be empty, solidifying slurry, avalanche, the destruction such as topple.To follow the protection philosophies such as " minimum of interference " in historical relic's protection work,
Prevent from generating irrecoverability damage to historical relic ontology during protection, be worth higher, roof cracking, to artificial perturbation pole
It not can be used directly usually for sensitive Cave Temple cavern field tradition supporting means, this also constrains China Cave Temple danger hole
The rescue fine protection reinforcement of room, the open type niche for a statue of Buddha Zhan edge, the precipice building etc. that rubs.How with minimum disturbance side
Method, quickly and effectively to being worth higher, roof cracking, carrying out protection reinforcement to the cavern of artificial perturbation's extremely sensitivity, together
When again can modularization assembling disassembly, reach disturbance is minimum, supporting effectively, whole controllable supporting effect, it is scientific and effective to open up
Lower part working space is opened up, is an engineering roadblock in China Cave Temple geotechnical engineering field.
Accordingly, it is desirable to provide it is a kind of for a kind of controllable support top system of the insufficient cavern's Dangerous Rock Body of the above-mentioned prior art and its
Application method.
Summary of the invention
The purpose of the present invention is to provide a kind of controllable support top systems of cavern's Dangerous Rock Body and its application method at least to solve
The problems such as support top operation at present is larger to cavern's disturbance, and construction is complicated, and support top is uncontrollable.
To achieve the goals above, the invention provides the following technical scheme:
A kind of controllable support top system of cavern's Dangerous Rock Body, the support top system include:
Main support system, the main support system include multiple main support subsystems, multiple main support subsystems
Top dispensing support is in the lower section of cavern's Dangerous Rock Body；
Auxiliary shoring system, the auxiliary shoring system include multiple Auxiliary support subsystems, the Auxiliary support subsystem
One end of system is connect with the main support subsystem, and the other end of the Auxiliary support subsystem is supported under cavern's Dangerous Rock Body
Side.
The controllable support top system of cavern's Dangerous Rock Body as described above, it is preferable that the main support subsystem includes:
Bottom stabilizing member, the bottom stabilizing member are arranged on the ground of cavern；
Lower suppor component, the lower suppor component are rod-shaped, the lower end of the lower suppor component and the bottom
Stabilizing member connection；
Controllable jacking component, the controllable jacking component are rod-shaped, the lower end and the lower part of the controllable jacking component
The top of supporting member is threadedly coupled；The lower end or top of the controllable jacking component are left hand thread；
Upper support member, the upper support member are rod-shaped, the lower end of the upper support member and described controllable
The top for jacking component is threadedly coupled；
Top braces component, the top braces component are supported below Mass Near The Top of Underground Cavity Dangerous Rock Body, to the Dangerous Rock Body into
Row supporting, the top braces component are connect with the top of the upper support member；
Preferably, the top braces component is that flexural pivot is connect with the top of the upper support member, the top branch
Support component can be rotated around the top of the upper support member.
The controllable support top system of cavern's Dangerous Rock Body as described above, it is preferable that the lower suppor component includes:
A component, the A component be it is rod-shaped, the lower end of the A component is connect with the bottom stabilizing member；
B component, the B component be it is rod-shaped, the lower end of the B component is connect with the A component.
The controllable support top system of cavern's Dangerous Rock Body as described above, it is preferable that the lower suppor component further includes casing, described
Casing is provided with screw thread, and the lower end of the top of the A component and the B component is connect with described sleeve pipe respectively.
The controllable support top system of cavern's Dangerous Rock Body as described above, it is preferable that the upper support member includes upper attachment
And lower attachment, the top of the lower end of the upper attachment and the lower attachment are connected to become top by ring flange
Supporting member.
The controllable support top system of cavern's Dangerous Rock Body as described above, it is preferable that the Auxiliary support subsystem includes:
The lower suppor component of lower part diagonal brace connecting rod, the lower part diagonal brace connecting rod lower end and the main support subsystem connects
It connects；
Auxiliary jacking lead screw, auxiliary jacking lead screw both ends are provided with screw thread, the lower end of the auxiliary jacking lead screw and
The top of the lower part diagonal brace connecting rod is threadedly coupled；The lower end or top of the auxiliary jacking lead screw are left hand thread；
The top of top diagonal brace connecting rod, the lower end of the top diagonal brace connecting rod and the auxiliary jacking lead screw is connected by screw thread
It connects；
Auxiliary support member, the auxiliary support member contact Mass Near The Top of Underground Cavity Dangerous Rock Body and prop up the Dangerous Rock Body
Shield, the auxiliary support member are connect with the top of the top diagonal brace connecting rod；
Auxiliary support subsystem between adjacent main support subsystem is connected by the top of top diagonal brace connecting rod, jointly
Support the same auxiliary support member；
Preferably, it is connected between the auxiliary support member and the top diagonal brace connecting rod for flexural pivot.
The controllable support top system of cavern's Dangerous Rock Body as described above, it is preferable that the auxiliary shoring system further includes that monocline support is horizontal
To connecting rod, when single Auxiliary support subsystem individually supports cavern's Dangerous Rock Body, set on the single Auxiliary support subsystem
It is equipped with the monocline support transverse connecting rod, monocline support transverse connecting rod one end is connect with the upper support member, described
The other end of monocline support transverse connecting rod is connect with the push pipe of the top diagonal brace connecting rod.
The controllable support top system of cavern's Dangerous Rock Body as described above, it is preferable that the main support system further includes that main support is lateral
The both ends of connecting rod, the main support transverse connecting rod are connect with the two neighboring main support subsystem respectively；
Preferably, the both ends of the main support transverse connecting rod respectively with it is described in the two neighboring main support subsystem
The lower end of lower part diagonal brace connecting rod connects.
The controllable support top system of cavern's Dangerous Rock Body as described above, it is preferable that the Auxiliary support subsystem further includes diagonal brace top
The both ends of portion's transverse connecting rod, diagonal brace top transverse connecting rod are connect with two neighboring auxiliary support member respectively.
The application method of the controllable support top system of cavern's Dangerous Rock Body as described above, it is preferable that the user of the support top system
Method includes:
The bottom stabilizing member is placed on ground designated mounting point first by the installation of main support system, by A component and
B component forms lower suppor component by sleeve connection together, then will pass through main branch between adjacent lower suppor component
Support transverse connecting rod connection；The B component is connect with the lower attachment by the controllable jacking component again, next
Top braces component is connect with the upper attachment, by ring flange by the upper attachment and the lower attachment
It links together, completes the preliminary installation of main support system；
Lower part diagonal brace connecting rod is connect, secondly by auxiliary by the installation of auxiliary shoring system with main support subsystem first
Jacking lead screw links together top diagonal brace connecting rod and the lower part diagonal brace connecting rod, then installs monocline and supports transverse connecting rod,
Complete the preliminary installation of auxiliary shoring system；
After main support system and auxiliary shoring system are tentatively installed, according to cavern's top board structure form, danger portion
Bit distribution situation adjusts controllable jacking component and auxiliary jacking lead screw, point-by-point to implement controllable contact, realizes network point-like support；
After entire support top system is stablized, two neighboring auxiliary support member is linked together by transverse connecting rod at the top of diagonal brace,
Complete the installation of entire support top system.
Compared with the immediate prior art, technical solution provided by the invention is had the following beneficial effects:
Dangerous Rock Body controllable support top system in cavern's provided by the invention cooperates Auxiliary support system by using main support system
System, carries out supporting to the Dangerous Rock Body of cavern Nei Ding, to realize network point-like support point by point.The controllable jacking component of setting and auxiliary
Lead screw is jacked, main support subsystem and the adjustable length of Auxiliary support subsystem of the invention are made, convenient for according to Mass Near The Top of Underground Cavity
The corresponding length for adjusting main support subsystem and Auxiliary support subsystem of height, and then the Dangerous Rock Body of each contact is carried out
Controllable contact supporting, keeps supporting more stable.Entire support system can modularization assembling disassembly, easy to assembly, supporting is effective,
Construction disturbs cavern small.Main support transverse connecting rod and diagonal brace transverse connecting rod are set, auxiliary support member is cooperated, it will be multiple
Main support subsystem, Auxiliary support subsystem are connected as one, and are that entire support top system is more stable.Entire Bracing Process is whole
Controllably, supporting effect is significant, to Mass Near The Top of Underground Cavity without destruction, has great importance to Mass Near The Top of Underground Cavity Dangerous Rock Body supporting.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide further understanding of the present invention, and of the invention shows
Examples and descriptions thereof are used to explain the present invention for meaning property, does not constitute improper limitations of the present invention.
Wherein:
Fig. 1 is the controllable support top system top view of cavern's Dangerous Rock Body of the embodiment of the present invention；
Fig. 2 is the A-A cross-sectional view in Fig. 1.
In figure: 1, bottom stabilizing member；2, lower suppor component；201, A component；202, B component；203, casing；3, may be used
Control jacking component；4, upper support member；401, upper attachment；402, lower attachment；5, top braces component；6, lower part
Diagonal brace connecting rod；7, auxiliary jacking lead screw；8, top diagonal brace connecting rod；9, auxiliary support member；10, monocline supports transverse connecting rod；11,
Main support transverse connecting rod；12, transverse connecting rod at the top of diagonal brace.
Specific embodiment
The present invention will be described in detail below with reference to the accompanying drawings and embodiments.It should be noted that in the feelings not conflicted
Under condition, the features in the embodiments and the embodiments of the present application be can be combined with each other.
In the description of the present invention, term " longitudinal direction ", " transverse direction ", "upper", "lower", "front", "rear", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "top", "bottom" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the present invention rather than require the present invention that must be constructed and operated in a specific orientation, therefore should not be understood as pair
Limitation of the invention.Term used in the present invention " connected ", " connection " shall be understood in a broad sense, for example, it may be fixedly connected,
It may be a detachable connection；It can be directly connected, can also be indirectly connected by intermediate member, for the common of this field
For technical staff, the concrete meaning of above-mentioned term can be understood as the case may be.
According to a particular embodiment of the invention, as depicted in figs. 1 and 2, the present invention provides a kind of cavern's Dangerous Rock Body and controllably props up
Top system, the support top system include:
Main support system, main support system include multiple main support subsystems, the top dispersion of multiple main support subsystems
It is supported on the lower section of cavern's Dangerous Rock Body；
Auxiliary shoring system, auxiliary shoring system include multiple Auxiliary support subsystems, one end of Auxiliary support subsystem
It is connect with main support subsystem, the other end of Auxiliary support subsystem is supported on the lower section of cavern's Dangerous Rock Body.
Preferably, main support subsystem includes bottom stabilizing member 1, lower suppor component 2, controllably jacks component
3, upper support member 4 and top braces component 5.
The ground of cavern is arranged in bottom stabilizing member 1；In an embodiment of the present invention, bottom stabilizing member 1 is using high
Flatness steel plate, steel plate thickness >=20mm of bottom stabilizing member 1, steel plate can use circular steel plate, and the side length of steel plate should
Outer diameter of steel pipes greater than 3 times.
Lower suppor component 2 be it is rod-shaped, the lower end of lower suppor component 2 is connect with bottom stabilizing member 1.Preferably, under
The lower end of portion's supporting member 2 welds together with bottom stabilizing member 1.Preferably, lower suppor component 2 includes A structure
Part 201 and B component 202, A component 201 are rod-shaped, the lower end of A component 201 and the welding of bottom stabilizing member 1；B component 202 is bar
The lower end of shape, B component 202 is connect with A component 201.Lower suppor component 2 is divided to and is fitted together for two individual components,
The transport installation for being conducive to each component when installation, because space is limited in hole indoor construction, for the ease of the suitable of each component
Long component (such as lower suppor component 2) partition is become two individual components, predominantly met by benefit transport installation
Piecewise construction requirement in narrow working space, when working space is relatively short, then can optionally set A component 201 length or
Cancel A component 201.In an embodiment of the present invention, A component 201 and B component 202 are all made of high-strength thick wall steel tube, and steel pipe is straight
Diameter and wall thickness should can be determined according to required roof supporting height and load, and no less than 127mm diameter and 10mm wall thickness, steel pipe
Length can be checked according to flexion stability, need to meet the checking computations of section compression strength and strength checking is bent in resistance to compression.
For the ease of the connection of A component 201 and B component 202, lower suppor component 2 further includes casing 203, and casing 203 is set
It is equipped with internal screw thread, the top of A component 201 and the lower end of B component 202 are respectively arranged with the external screw thread matched with casing 203.Spiral shell
Line length is greater than 1.5 times of 202 diameter of A component 201 and B component.203 side wall of casing is provided with preformed hole, is convenient for casing
203 installation will by the preformed hole being arranged on casing 203 after A component 201 and B component 202 are connected by casing 203
A component 201, B component 202 and casing 203 are welded and fixed together, preferably spot welding, prevent A component 201 in subsequent use process
It rotates to cause supporting unstable with 202 facing sleeve 203 of B component.
Controllably jacking component 3 is rod-shaped, and the top of the controllable lower end for jacking component 3 and B component 202 is connected through a screw thread,
The lower end or top of controllable jacking component 3 are left hand thread；Controllable jacking component 3 is the jacking core of main support subsystem
Part, in an embodiment of the present invention, the controllable component 3 that jacks is Precision Lead-Screw, upper and lower high strength nut composition；Precision Lead-Screw
It is process for high-intensitive round steel thread, surface smoothness reaches 8 rank of ▽, can satisfy 2 class precision requirements, Precision Lead-Screw
Length should meet jacking space requirement and no less than 600mm, among Precision Lead-Screw setting 100mm length without silk section, and
Right-angled intersection hole is processed in no silk section, aperture is not less than 15mm.One high strength nut of the smooth welding in the top of B component 202, should
The cooperation of the lower thread of high strength nut and Precision Lead-Screw, welding procedure should meet concerned countries code requirement, the high intensity
Nut is that heavy wall high strength steel pipe is process, and wall thickness is not less than 25mm, and height of nut is no less than 80mm, machining accuracy Ying Yugao
Precision lead-screw's machining accuracy is at the same level.
Upper support member 4 be it is rod-shaped, the top of the lower end of upper support member 4 and controllable jacking component 3 passes through screw thread
Connection.Upper support member 4 includes upper attachment 401 and lower attachment 402, the lower end and lower part of upper attachment 401
The top of connector 402 is connected to become upper support member 4 by ring flange.The smooth welding one in the lower end of lower attachment 402
The top of a high strength nut, the high strength nut and Precision Lead-Screw is threadedly engaged, and welding procedure should meet concerned countries rule
Model requirement, the high strength nut are that heavy wall high strength steel pipe is process, and wall thickness is not less than 25mm, and height of nut is no less than
80mm, machining accuracy should be at the same level with Precision Lead-Screw machining accuracy.In an embodiment of the present invention, upper attachment 401 is under
Portion's connector 402 is all made of high-strength thick wall steel tube, the lower end of upper attachment 401 and the top difference of lower attachment 402
Affixed (such as welding) has ring flange, and flange disk diameter is greater than the high-strength thick wall steel tube outer diameter 40mm or more being attached thereto, method
The thickness of blue disk is not less than 15mm, flange plate edge thread mill drilling, and threaded hole should be set as central symmetry form, and hole count 8,
Aperture is not less than 8.5mm.
Top braces component 5 contacts Mass Near The Top of Underground Cavity Dangerous Rock Body and carries out supporting, top braces component 5 and top to Dangerous Rock Body
The top of supporting member 4 connects.Preferably, top braces component 5 is that flexural pivot is connect with the top of upper support member 4, top
Supporting member 5 can be rotated around the top of upper support member 4, and the lower surface of cavern's Dangerous Rock Body is not necessarily horizontal, and having can
There can be certain angle with horizontal plane, setting flexural pivot connects under the plane that can make top braces component 5 and cavern's Dangerous Rock Body
Surface is preferably bonded, and increases contact area, to keep supporting more stable.In an embodiment of the present invention, top braces structure
The upper surface of part 5 is provided with anti-skid chequer such as rubber antiskid line, can prevent top braces component 5 relative to crag in supporting
The sliding of body, to further increase the stability of supporting.Top braces component 5 is greater than the steel plate of 15mm, steel using thickness
Plate can be circular, and the diameter of circular steel plate is greater than 3 times of the outer diameter of upper attachment 401.
Preferably, Auxiliary support subsystem includes lower part diagonal brace connecting rod 6, auxiliary jacking lead screw 7, top diagonal brace company
Bar 8 and auxiliary support member 9.In an embodiment of the present invention, lower part diagonal brace connecting rod 6 is all made of high-strength with top diagonal brace connecting rod 8
Degree thick walled steel tube is process.
Diagonal brace connecting rod 6 lower end in lower part is connect with the lower suppor component 2 of main support subsystem, the top of lower part diagonal brace connecting rod 6
It holds and is connect with the lower thread of auxiliary jacking lead screw 7.
Auxiliary jacking 7 both ends of lead screw are provided with screw thread, and the lower end or top of auxiliary jacking lead screw 7 are left hand thread；It is auxiliary
Jacking lead screw 7 is helped to be process for high-intensitive round steel thread, surface smoothness reaches 8 rank of ▽, can satisfy 2 class precisions and wants
It asks, auxiliary jacking 7 length of lead screw meets jacking space requirement and no less than 400mm, is arranged among auxiliary jacking lead screw 7
100mm is processed in no silk section and is perforated without silk section, and aperture is not less than 10mm.The top welded nut of diagonal brace connecting rod 6 in lower part,
The nut is threadedly engaged with auxiliary jacking 7 lower end of lead screw, and nut diameter should be greater than the outer diameter 20mm of lower part diagonal brace connecting rod 6, spiral shell
Female height is not less than 50mm.
The lower end of top diagonal brace connecting rod 8 and the top of auxiliary jacking lead screw 7 are connected through a screw thread.Specially in top diagonal brace
The lower end welded nut of connecting rod 8, the nut are threadedly engaged with auxiliary jacking 7 top of lead screw, and it is oblique that nut diameter should be greater than lower part
The height of the outer diameter 20mm of supporting rod 6, nut are not less than 50mm.
Auxiliary support member 9 contacts Mass Near The Top of Underground Cavity Dangerous Rock Body and carries out supporting, auxiliary support member 9 and top to Dangerous Rock Body
The top of diagonal brace connecting rod 8 connects.
Auxiliary support subsystem in order to reinforce the stability in use of entire support top system, between adjacent main support subsystem
System is connected by the top of top diagonal brace connecting rod 8, supports the same auxiliary support member 9 jointly.Preferably, auxiliary support member
It is connected between 9 and top diagonal brace connecting rod 8 for flexural pivot.
Preferably, Auxiliary support subsystem further includes monocline support transverse connecting rod 10, when single Auxiliary support
When system individually supports cavern's Dangerous Rock Body, monocline support transverse connecting rod 10, monocline support are provided on single Auxiliary support subsystem
10 one end of transverse connecting rod is connect with upper support member 4, and monocline supports the other end and top diagonal brace connecting rod 8 of transverse connecting rod 10
Push pipe connection
Connective stability between main support subsystem in order to further increase, main support system further include that main support is lateral
The both ends of connecting rod 11, main support transverse connecting rod 11 are connect with two neighboring main support subsystem respectively.Preferably, main support
The both ends of transverse connecting rod 11 are connect with the lower end of the lower part diagonal brace connecting rod 6 in two neighboring main support subsystem respectively.
Preferably, auxiliary shoring system further includes transverse connecting rod 12 at the top of diagonal brace, lateral connection at the top of diagonal brace
The both ends of bar 12 are connect with two neighboring auxiliary support member 9 respectively.
For the ease of understanding to the controllable support top system of entire cavern's Dangerous Rock Body and proper use of, the present invention also provides the holes
The application method of the controllable support top system of room Dangerous Rock Body, the application method of the support top system include the installation and auxiliary of main support system
The installation of support system.
Bottom stabilizing member 1 is placed on ground designated mounting point, the ground of installation point first by the installation of main support system
Carry out leveling；It is levelling to refer to that the ground progress to installation point is smooth, so that it is met the placement of bottom stabilizing member 1, works as hole
It when chamber interior ground allows to polish levelling, can polish levelling, when cavern's internal ground does not allow to polish, preferably add bed course
The ground leveling of installation point is whole, so that it is met the placement of bottom stabilizing member 1.A component 201 is placed in the levelling position of regulation
Bottom stabilizing member 1 on welded.The A component 201 and bottom stabilizing member 1 that appropriate length can also be chosen in advance are welded on
Together, it then transports scene to be installed, reduce in the indoor construction volume in hole, reduce the influence to cavern as far as possible.A component
201 form lower suppor component 2 together with B component 202 is by sleeve connection, and the same period sets up auxiliary scaffold and carries out to it
It is fixed temporarily；Then it will be connected between adjacent lower suppor component 2 by main support transverse connecting rod 11, same period raising is set up
Scaffold；B component 202 is connect with lower attachment 402 by controllably jacking component 3 again, next by top braces component 5
It is connect with upper attachment 401, same period raising is set up scaffold and is auxiliarily fixed；By ring flange by upper attachment
401 link together with lower attachment 402, complete the preliminary installation of main support system.
The installation of auxiliary shoring system is carried out after main support system is installed, first by lower part diagonal brace connecting rod 6 and master
Support subsystem connection links together top diagonal brace connecting rod 8 and lower part diagonal brace connecting rod 6 secondly by auxiliary jacking lead screw 7,
Then installation monocline supports transverse connecting rod 10, completes the preliminary installation of auxiliary shoring system.
After the completion of main support system and auxiliary shoring system are tentatively built, according to cavern's top plate protect requirements of one's work with
It is no, bed course can be used levelling the point that needs support and then according to cavern's top board structure form, dangerous position distribution situation, adjusted
Controllable jacking component 3 and auxiliary jacking lead screw 7, it is point-by-point to implement controllable contact, network point-like support is realized, to entire support top system
After stabilization, two neighboring auxiliary support member 9 is linked together by transverse connecting rod 12 at the top of diagonal brace, removes scaffold etc.
Auxiliary equipment completes the installation of entire support system.
In conclusion Dangerous Rock Body controllable support top system in cavern's provided by the invention, cooperates auxiliary by using main support system
Support system is helped, supporting is carried out point by point to the Dangerous Rock Body of cavern Nei Ding, to realize network point-like support.The controllable jacking structure of setting
Part and auxiliary jacking lead screw, make main support subsystem and the adjustable length of Auxiliary support subsystem of the invention, are convenient for basis
The corresponding length for adjusting main support subsystem and Auxiliary support subsystem of the height of Mass Near The Top of Underground Cavity, and then to the danger of each contact
Rock mass carries out controllable contact supporting, keeps supporting more stable.Entire support system can modularization assembling disassembly, it is easy to assembly,
Supporting is effective, and construction disturbs cavern small.Main support transverse connecting rod and diagonal brace transverse connecting rod are set, Auxiliary support structure is cooperated
Multiple main support subsystems, Auxiliary support subsystem are connected as one by part, are that entire support top system is more stable.Entire branch
Shield process is whole controllable, and supporting effect is significant, to Mass Near The Top of Underground Cavity without destruction, has important meaning to Mass Near The Top of Underground Cavity Dangerous Rock Body supporting
Justice.
The above description is only a preferred embodiment of the present invention, is not intended to restrict the invention, for those skilled in the art
For member, the invention may be variously modified and varied.All within the spirits and principles of the present invention, it is made it is any modification,
Equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of controllable support top system of cavern's Dangerous Rock Body, which is characterized in that the support top system includes:
Main support system, the main support system include multiple main support subsystems, the top of multiple main support subsystems
Dispensing support is in the lower section of cavern's Dangerous Rock Body；
Auxiliary shoring system, the auxiliary shoring system include multiple Auxiliary support subsystems, the Auxiliary support subsystem
One end is connect with the main support subsystem, and the other end of the Auxiliary support subsystem is supported on the lower section of cavern's Dangerous Rock Body.
2. Dangerous Rock Body controllable support top system in cavern's as described in claim 1, which is characterized in that the main support subsystem packet
It includes:
Bottom stabilizing member, the bottom stabilizing member are arranged on the ground of cavern；
Lower suppor component, the lower suppor component are rod-shaped, the lower end of the lower suppor component and bottom stabilization
Component connection；
Controllable jacking component, the controllable jacking component are rod-shaped, the lower end of the controllable jacking component and the lower support
The top of component is threadedly coupled；The lower end or top of the controllable jacking component are left hand thread；
Upper support member, the upper support member are rod-shaped, the lower end of the upper support member and the controllable jacking
The top of component is threadedly coupled；
Top braces component, the top braces component are supported below Mass Near The Top of Underground Cavity Dangerous Rock Body, are propped up the Dangerous Rock Body
Shield, the top braces component are connect with the top of the upper support member；
Preferably, the top braces component is that flexural pivot is connect with the top of the upper support member, the top braces structure
Part can be rotated around the top of the upper support member.
3. Dangerous Rock Body controllable support top system in cavern's as claimed in claim 2, which is characterized in that the lower suppor component packet
It includes:
A component, the A component be it is rod-shaped, the lower end of the A component is connect with the bottom stabilizing member；
B component, the B component be it is rod-shaped, the lower end of the B component is connect with the A component.
4. Dangerous Rock Body controllable support top system in cavern's as claimed in claim 3, which is characterized in that the lower suppor component is also wrapped
Include casing, described sleeve pipe is provided with screw thread, and the lower end of the top of the A component and the B component is connect with described sleeve pipe respectively.
5. Dangerous Rock Body controllable support top system in cavern's as claimed in claim 2, which is characterized in that the upper support member includes
The top of upper attachment and lower attachment, the lower end of the upper attachment and the lower attachment is connected by ring flange
It is connected into as upper support member.
6. Dangerous Rock Body controllable support top system in cavern's as claimed in claim 2, which is characterized in that the Auxiliary support subsystem packet
It includes:
Lower part diagonal brace connecting rod, the lower part diagonal brace connecting rod lower end are connect with the lower suppor component of the main support subsystem；
Auxiliary jacking lead screw, auxiliary jacking lead screw both ends are provided with screw thread, the auxiliary jack the lower end of lead screw with it is described
The top of lower part diagonal brace connecting rod is threadedly coupled；The lower end or top of the auxiliary jacking lead screw are left hand thread；
Top diagonal brace connecting rod, the lower end of the top diagonal brace connecting rod and the top of the auxiliary jacking lead screw are connected through a screw thread；
Auxiliary support member, the auxiliary support member contact Mass Near The Top of Underground Cavity Dangerous Rock Body and carry out supporting, institute to the Dangerous Rock Body
Auxiliary support member is stated to connect with the top of the top diagonal brace connecting rod；
Auxiliary support subsystem between adjacent main support subsystem is connected by the top of top diagonal brace connecting rod, common to support
The same auxiliary support member；
Preferably, it is connected between the auxiliary support member and the top diagonal brace connecting rod for flexural pivot.
7. Dangerous Rock Body controllable support top system in cavern's as claimed in claim 6, which is characterized in that the auxiliary shoring system also wraps
Include monocline support transverse connecting rod, when single Auxiliary support subsystem individually supports cavern's Dangerous Rock Body, the single Auxiliary support
The monocline support transverse connecting rod, described monocline support transverse connecting rod one end and the upper support member are provided on subsystem
The other end of connection, the monocline support transverse connecting rod is connect with the push pipe of the top diagonal brace connecting rod.
8. Dangerous Rock Body controllable support top system in cavern's as claimed in claim 6, which is characterized in that the main support system further includes
The both ends of main support transverse connecting rod, the main support transverse connecting rod connect with the two neighboring main support subsystem respectively
It connects；
Preferably, it is described it is main support transverse connecting rod both ends respectively with the lower part in the two neighboring main support subsystem
The lower end of diagonal brace connecting rod connects.
9. Dangerous Rock Body controllable support top system in cavern's as claimed in claim 6, which is characterized in that the Auxiliary support subsystem is also
Including transverse connecting rod at the top of diagonal brace, at the top of the diagonal brace both ends of transverse connecting rod respectively with two neighboring auxiliary support member
Connection.
10. a kind of application method of such as controllable support top system of the described in any item cavern's Dangerous Rock Bodies of claim 1-9, feature exist
In the application method of the support top system includes:
Bottom stabilizing member is placed on ground designated mounting point first, A component and B component is led to by the installation of main support system
It crosses sleeve connection and forms lower suppor component together, then will laterally be connected between adjacent lower suppor component by main support
Extension bar connection；B component is connect with lower attachment by controllably jacking component again, next by top braces component and top
Connector connection, upper attachment and lower attachment are linked together, complete the preliminary of main support system by ring flange
Installation；
Lower part diagonal brace connecting rod is connect by the installation of auxiliary shoring system with main support subsystem first, is jacked secondly by auxiliary
Lead screw links together top diagonal brace connecting rod and lower part diagonal brace connecting rod, then installs monocline and supports transverse connecting rod, completes auxiliary
The preliminary installation of support system；
After main support system and auxiliary shoring system are tentatively installed, according to cavern's top board structure form, dangerous position point
Cloth situation adjusts controllable jacking component and auxiliary jacking lead screw, point-by-point to implement controllable contact, realizes network point-like support；To whole
After a support top system is stablized, two neighboring auxiliary support member is linked together by transverse connecting rod at the top of diagonal brace, is completed
The installation of entire support top system.
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| CN201910770074.6A CN110486061B (en) | 2019-08-20 | 2019-08-20 | Controllable supporting system for dangerous rock mass in cavern and using method thereof |
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| CN201910770074.6A CN110486061B (en) | 2019-08-20 | 2019-08-20 | Controllable supporting system for dangerous rock mass in cavern and using method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112963155A (en) * | 2021-03-05 | 2021-06-15 | 北京城建设计发展集团股份有限公司 | Lute excavating method for large-section tunnel arch part of soil-rock composite stratum |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3703269A (en) * | 1969-09-17 | 1972-11-21 | Miquel Casas Meriz | Adjustable support beam |
| US5085398A (en) * | 1988-10-19 | 1992-02-04 | Holcomb Grove R | Adjustable form brace |
| US5271596A (en) * | 1988-10-19 | 1993-12-21 | Holcomb Grove R | Method and apparatus for bracing elevated concrete forms |
| CN2592789Y (en) * | 2002-12-27 | 2003-12-17 | 栖霞市安泰建安工程有限责任公司 | Integral-lasting multifunctional form rapid-dismounting prop |
| CN2616605Y (en) * | 2003-05-07 | 2004-05-19 | 庄成荣 | Multifunctional strut |
| JP3646575B2 (en) * | 1999-07-21 | 2005-05-11 | 鹿島建設株式会社 | Temporary support method and temporary support device |
| KR20060066257A (en) * | 2004-12-13 | 2006-06-16 | 한국산업안전공단 | Apparatus for connecting the support columns for building mould horizontally, and the engaged structure of the support columns |
| CN101644057A (en) * | 2009-08-11 | 2010-02-10 | 武汉市政工程设计研究院有限责任公司 | Adjustable umbrella-shaped inside support device for foundation ditch supporting construction |
| CN103306498A (en) * | 2013-07-09 | 2013-09-18 | 中建八局第一建设有限公司青岛分公司 | Folding telescopic template supporting device for building construction |
| CN206581636U (en) * | 2016-12-23 | 2017-10-24 | 雅克设计有限公司 | A kind of support frame for being applied to pour build floor |
| CN208039904U (en) * | 2018-04-03 | 2018-11-02 | 北京工业大学 | A kind of spring stress shore frame for repairing ancient wall |
| CN109025367A (en) * | 2018-07-19 | 2018-12-18 | 中国十七冶集团有限公司 | Assembled architecture Prefabricated stacking floor installs gusseted system and construction method |
| CN208618798U (en) * | 2018-07-12 | 2019-03-19 | 重庆房地产职业学院 | A kind of construction top board template support component |
| CN209011621U (en) * | 2018-07-20 | 2019-06-21 | 广东联城住工装备信息科技有限公司 | Adjustable supporting mechanism and support system |
-
2019
- 2019-08-20 CN CN201910770074.6A patent/CN110486061B/en active Active
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3703269A (en) * | 1969-09-17 | 1972-11-21 | Miquel Casas Meriz | Adjustable support beam |
| US5085398A (en) * | 1988-10-19 | 1992-02-04 | Holcomb Grove R | Adjustable form brace |
| US5271596A (en) * | 1988-10-19 | 1993-12-21 | Holcomb Grove R | Method and apparatus for bracing elevated concrete forms |
| JP3646575B2 (en) * | 1999-07-21 | 2005-05-11 | 鹿島建設株式会社 | Temporary support method and temporary support device |
| CN2592789Y (en) * | 2002-12-27 | 2003-12-17 | 栖霞市安泰建安工程有限责任公司 | Integral-lasting multifunctional form rapid-dismounting prop |
| CN2616605Y (en) * | 2003-05-07 | 2004-05-19 | 庄成荣 | Multifunctional strut |
| KR20060066257A (en) * | 2004-12-13 | 2006-06-16 | 한국산업안전공단 | Apparatus for connecting the support columns for building mould horizontally, and the engaged structure of the support columns |
| CN101644057A (en) * | 2009-08-11 | 2010-02-10 | 武汉市政工程设计研究院有限责任公司 | Adjustable umbrella-shaped inside support device for foundation ditch supporting construction |
| CN103306498A (en) * | 2013-07-09 | 2013-09-18 | 中建八局第一建设有限公司青岛分公司 | Folding telescopic template supporting device for building construction |
| CN206581636U (en) * | 2016-12-23 | 2017-10-24 | 雅克设计有限公司 | A kind of support frame for being applied to pour build floor |
| CN208039904U (en) * | 2018-04-03 | 2018-11-02 | 北京工业大学 | A kind of spring stress shore frame for repairing ancient wall |
| CN208618798U (en) * | 2018-07-12 | 2019-03-19 | 重庆房地产职业学院 | A kind of construction top board template support component |
| CN109025367A (en) * | 2018-07-19 | 2018-12-18 | 中国十七冶集团有限公司 | Assembled architecture Prefabricated stacking floor installs gusseted system and construction method |
| CN209011621U (en) * | 2018-07-20 | 2019-06-21 | 广东联城住工装备信息科技有限公司 | Adjustable supporting mechanism and support system |
Non-Patent Citations (2)
| Title |
|---|
| 普里福伊（R.L.PEURIFOY）: "《混凝土结构的模板工程》", 31 January 1983, 中国建筑工业出版社 * |
| 裴强强等: "山西北齐徐显秀墓葬墓室结构保护技术研究", 《敦煌研究》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112963155A (en) * | 2021-03-05 | 2021-06-15 | 北京城建设计发展集团股份有限公司 | Lute excavating method for large-section tunnel arch part of soil-rock composite stratum |
| CN112963155B (en) * | 2021-03-05 | 2023-05-23 | 北京城建设计发展集团股份有限公司 | Lute excavation construction method for arch part of large-section tunnel of soil-rock composite stratum |
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