CN108951670A - A kind of combined support system - Google Patents
A kind of combined support system Download PDFInfo
- Publication number
- CN108951670A CN108951670A CN201811038408.2A CN201811038408A CN108951670A CN 108951670 A CN108951670 A CN 108951670A CN 201811038408 A CN201811038408 A CN 201811038408A CN 108951670 A CN108951670 A CN 108951670A
- Authority
- CN
- China
- Prior art keywords
- helmet
- prestressing force
- anchor pole
- pressure
- support system
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- 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.)
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/20—Securing of slopes or inclines
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/02—Foundation pits
- E02D17/04—Bordering surfacing or stiffening the sides of foundation pits
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/74—Means for anchoring structural elements or bulkheads
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D20/00—Setting anchoring-bolts
Abstract
A kind of combined support system provided by the invention is related to underground work protection field and outdoor side slope protection.The association system mainly includes high-strength hydraulic expansion anchor pole, prestressing force branch helmet and catch stone net, link is set on the high-strength hydraulic expansion anchor pole and the prestressing force branch helmet, described stone net is caught for hanging, the high-strength hydraulic expansion anchor pole and the prestressing force branch helmet can provide high pressure water by booster pump, it is point-supported to play the role of, the whole device that is set as of protective net provides the safeguard function in face simultaneously, this combined supporting, which not only has, catches stone net, the individual advantage of high-strength hydraulic expansion anchor pole, again by branch helmet, the point supporting of hydraulic pressure anchor pole is organically combined together with the face supporting for catching stone net, it is truly realized a little, face combines, the effective supporting means similar with conventional anchor-steel mesh are provided for underground work face and outdoor slope protection, domestic blank is filled up.
Description
Technical field
The present invention relates to underground work protection field more particularly to a kind of combined support systems.
Background technique
Supporting in stope or tunnelling is to guarantee the key link of downhole safety operation.In the prior art, mainly
Supporting means of the anchor pole~steel mesh combined supporting as a kind of face one, are underground temporary supporting and permanent supporting
A kind of effective means is mainly used for supporting and the fractured rock of the permanent works such as the main development work in underground, tunnel piercing, chamber
Stope temporary supporting in.Underground stoping operation face is that movement changes, and to guarantee production safety, generally uses single anchor
Bar supporting or anchor pole~steel mesh combined supporting.But since the installation of anchor pole, steel mesh is inconvenient, load-bearing effect power is small, special
Be not current pipe-seam type anchor rod anchor force it is generally little, causing cannot be to operating personnel's omnibearing protection when specifically used.
Long anchor cable slip casting, anchor pole branch are generally used in surface mine slope protection, highway or railway slope protection, building melt pit slope protection
Shield, the mode of shot anchor net combined supporting prevent slope and land slide or fallingin.The all generally existing large labor intensity of these support patterns, effect
Rate is low, and installation is inconvenient, and especially Effects of Supporting is undesirable, ground pressure dynamic monitoring difficulty is big or reaction is asked not in time etc.
Topic, although bulkhead tech and Dynamic Monitoring and reaching effect using universal in engineering and needing a big promotion
And breakthrough, to guarantee the stability and safety and reliability of side slope.
Summary of the invention
The purpose of the present invention is to provide a kind of combined support systems and ground pressure dynamic monitoring system, to solve existing skill
Foregoing problems present in art.
To achieve the goals above, The technical solution adopted by the invention is as follows:
A kind of combined support system mainly includes high-strength hydraulic expansion anchor pole, prestressing force branch helmet and catches stone net, described
Link is set on high-strength hydraulic expansion anchor pole and the prestressing force branch helmet, described catches stone net for hanging.
Preferably, the high-strength hydraulic expansion anchor pole includes the body of rod, water cavity, valve body and outer tube, and the outer tube is nested
In one end of the body of rod, the valve body is mounted on the front end of outer tube, and the hollow space of the body of rod is water cavity.
Preferably, the diameter of the body of rod is 35~100mm, and mild steel is 0.5 with a thickness of 2~4mm, the length of the body of rod
~20.0m.
Preferably, described to catch stone host will include high-strength chemical fiber ribbon and link, and the high intensity ribbon be divided into width and knit
Band and narrow ribbon, the width ribbon and the narrow ribbon intersect and are knitted to form reticular structure, and the link is set to described
Catch the edge of stone protective net.
Preferably, the specification of the specification for catching stone protective net be 1.2m*2.5m~1.5m*5.0m, it is described width ribbon and
The intersect sizing grid that is knitted to form of the narrow ribbon is 5cm*5cm~20cm*20cm.
Preferably, the prestressing force branch helmet is flexible support cap, including inner pallet, outer tray and check-valves；It is described
Outer tray is located at the top of the inner pallet, and the edge of the outer tray and the edge seal of the inner pallet are fixed, and makes described
Closed cavity is formed between outer tray and the inner pallet；It is connected in the side wall installation of the outer tray with the closed cavity
The check-valves.
Preferably, the combined support system further includes mating pressure system and pressure testing system, the mating pressure
System includes high-pressure hydraulic pump, and the high-pressure hydraulic pump provides high pressure water for the prestressing force branch helmet and the expansion anchor rod；It is described
In hydraulic testing system makes for monitoring high-strength hydraulic expansion anchor pole, in prestressing force branch helmet use process with the variation for the pressure that lands
The variation that the hydraulic pressure in portion occurs, the steadiness of the variation and top plate or side slope that can press with directly reflecting.
Preferably, the pressure testing system pressure sensor, data sink, Transmission system and display terminal, institute
Pressure sensor is stated for testing anchor pole and the intracorporal hydraulic pressure of cap, transfers data to the data receiver through the Transmission system
Device, and shown on the display terminal.
Another object provided by the invention is to provide combined support system and applies in mine laneway developing, mineral building back production, tunnel
In the similar engineerings such as work, subway work, open mine side slope reinforce, highway or railway slope protection, Building class melt pit slope reinforcement
Using.
Preferably, it in surface mine slope protection, highway or railway slope protection and Building class melt pit side slope consolidation projects, can only adopt
With the high-intensitive use in conjunction for expanding hydraulic anchor and catching stone net；In the supporting of underground engineering, using prestressing force branch helmet~
Hydraulic anchor~catching stone net, prestressing force branch helmet ,~answer in advance by prestressing force branch helmet~catching stone net, prestressing force hydraulic buckling anchor pole~
The combined supporting mode of power hydraulic buckling anchor pole~catch any one form in stone net.Simultaneously it is contemplated that with traditional metal mesh
It is used cooperatively with anchor pole and combined supporting described in this right, to reach relatively perfect safety support effect.
The beneficial effects of the present invention are:
The present invention be based on prestressing force branch helmet, catch stone net and high-strength hydraulic expansion anchor pole on the basis of, in branch helmet and
Link is set on anchor-rod tray, realize prestressing force branch helmet~high-strength hydraulic expansion anchor pole~catch stone net, branch helmet~branch helmet~
It catches stone net, high-strength hydraulic expansion anchor pole~high-strength hydraulic expansion anchor pole~and catches stone net combined supporting, realize underground work millet cake, face
The supporting of one seeks more convenient, more fully supporting measure for underground work face.This combined supporting, which not only has, catches stone
Net, the quality of high-strength hydraulic expansion anchor pole are light, be easy to use the individual advantage such as installation, while again by branch helmet, hydraulic pressure anchor pole
Point supporting is organically combined together with the face supporting for catching stone net, is truly realized point, face combination, is supported and make for mobile reinforcing
Industry provides effective supporting means, compared with the steel lining system of existing conventional anchor-steel mesh, has bigger use
Prospect and application range, have filled up domestic blank.
Detailed description of the invention
Fig. 1 is combined support system installation effect figure provided by the invention；
Fig. 2 is combined support system installation diagram provided by the invention；
Fig. 3 is the structure chart for catching stone protective net in the present invention；
Fig. 4 is the structure chart of the high-strength hydraulic expansion anchor pole in the present invention；
Fig. 5 is the structure chart of the prestressing force branch helmet in the present invention；
Fig. 6 is supporting hydraulic system principle figure of the invention；
1 is to catch stone net, and 2 be high-strength hydraulic expansion anchor pole, and 3 be prestressing force branch helmet, and 11 be wide ribbon, and 12 be narrow ribbon,
13 be link, and 21 be valve head, and 22 be outer tube, and 23 be the body of rod, and 24 be water cavity, and 25 be pallet, and 31 be inner pallet, and 32 be outer bracket
Disk, 33 be check-valves, and 34 be closed cavity, and 35 be rock top plate, and 36 be poundstone, and 37 be column.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with attached drawing, to the present invention into
Row is further described.It should be appreciated that the specific embodiments described herein are only used to explain the present invention, it is not used to
Limit the present invention.
Installation effect figure as shown in Figure 1, the present embodiment provides a kind of combined support systems, mainly include that high-strength hydraulic pressure is swollen
Swollen anchor pole, prestressing force branch helmet and stone net is caught, is arranged on the high-strength hydraulic expansion anchor pole and the prestressing force branch helmet and hangs
Ring described catches stone net for hanging；The high-strength hydraulic expansion anchor pole and the prestressing force branch helmet can be used as supporting role,
Structure chart is as shown in Figure 2.
It is described catch stone web frame as shown in figure 3, mainly include high-strength chemical fiber ribbon and link, it is contemplated that price level with
And the performance of material, such as pull resistance and waterproofness, the high intensity ribbon is made of high-strength polyethylene, is divided into wide ribbon and narrow
Ribbon, the width ribbon and the narrow ribbon intersect and are knitted to form reticular structure, and the link, which is set to the stone of catching, to be prevented
The edge of protective net.
It is described catch stone protective net can be used for protecting falling rocks or other fall object, the lumpiness (weight of rock can be fallen according to top plate
Amount) size, it is designed to different specifications, general specification is 1.2m*2.5m~1.5m*5.0m, the width ribbon and described narrow
The intersect sizing grid that is knitted to form of ribbon is 5cm*5cm~20cm*20cm, sizing grid also can according to need into
Row adjusts, and for the specification used in the present embodiment for 1.2m*2.5m, the size of grid is 5cm*5cm.
The high-strength hydraulic expansion anchor structure is as shown in figure 4, include the body of rod, the hollow internal water cavity formed of the body of rod, valve
Body and outer tube, the outer tube are nested in one end of the body of rod, and the valve body is mounted on the front end of outer tube, the body of rod
Hollow space be water cavity.
The diameter of the body of rod is 35~100mm, mild steel with a thickness of 2~4mm, the length of the body of rod is 0.5~
20.0m can be adjusted according to actual needs in use, and the shank diameter used in the present embodiment is soft for 40mm
Steel with a thickness of 2mm, the length of the body of rod is 3.0m.
The prestressing force branch helmet is flexible support cap, and structure is as shown in figure 5, include inner pallet, outer tray and non-return
Valve；The outer tray is located at the top of the inner pallet, and the edge of the outer tray and the edge seal of the inner pallet are fixed,
Make to form closed cavity between the outer tray and the inner pallet；Side wall installation and the closed cavity in the outer tray
The check-valves of connection.
The combined support system further includes mating pressure system and pressure testing system, and the mating pressure system includes
Booster pump, the booster pump provide high pressure water for the prestressing force branch helmet and the expansion anchor rod；The hydraulic testing system
For monitoring high-strength hydraulic expansion anchor pole, the variation in water pressure in prestressing force branch helmet use process, as shown in Figure 6.
The pressure testing system pressure sensor, data sink, Transmission system and display terminal, the pressure pass
Sensor is used to test the hydraulic pressure of anchor pole, transfers data to the data sink through the Transmission system, and described aobvious
Show and is shown in terminal.
Above-mentioned combined support system is taken, mine laneway developing, mineral building back production, constructing tunnel, subway can be used for
Construction, open mine side slope are reinforced, in highway or the engineerings such as railway slope protection and Building class melt pit slope reinforcement.When in use, it grasps
It is convenient to make, it is only necessary to link border be crossed by Bu Shi Netcom and be suspended on hydraulic pressure anchor pole or branch helmet, can be formed point-face integrated
Combined support system.
By using above-mentioned technical proposal disclosed by the invention, following beneficial effect has been obtained:
The present invention be based on prestressing force branch helmet, catch stone net and high-strength hydraulic expansion anchor pole on the basis of, in branch helmet and
Link is set on anchor-rod tray, realize prestressing force branch helmet~high-strength hydraulic expansion anchor pole~catch stone net, branch helmet~branch helmet~
It catches stone net, high-strength hydraulic expansion anchor pole~high-strength hydraulic expansion anchor pole~and catches stone net combined supporting, realize underground work millet cake, face
The supporting of one seeks more convenient, more fully supporting measure for underground work face.This combined supporting, which not only has, catches stone
The individual advantage of net, high-strength hydraulic expansion anchor pole, but the face supporting of branch helmet, hydraulic pressure anchor pole put supporting with catch stone net is organic
Ground is combined together, and is truly realized point, face combines, and providing for underground work face similar with conventional anchor-steel mesh has
The supporting means of effect, have filled up domestic blank.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
Depending on protection scope of the present invention.
Claims (10)
1. a kind of combined support system, which is characterized in that mainly include high-strength hydraulic expansion anchor pole, prestressing force branch helmet and catching
Link is arranged on the high-strength hydraulic expansion anchor pole and the prestressing force branch helmet in stone net, described catches stone net for hanging.
2. combined support system according to claim 1, which is characterized in that the high-strength hydraulic expansion anchor pole includes bar
Body, water cavity, valve body and outer tube, the outer tube is nested in one end of the body of rod, before the valve body is mounted on outer tube
End, the hollow space of the body of rod are water cavity.
3. combined support system according to claim 2, which is characterized in that the diameter of the body of rod is 35~100mm, soft
Steel is 0.5~20.0m with a thickness of 2~4mm, the length of the body of rod.
4. combined support system according to claim 1, which is characterized in that described to catch stone host will include high-strength chemical fiber
Ribbon and link, the high intensity ribbon are divided into wide ribbon and narrow ribbon, and the width ribbon and the narrow ribbon intersect volume
It knits to form reticular structure, the link is set to the edge for catching stone protective net.
5. combined support system according to claim 4, which is characterized in that the specification for catching stone protective net is 1.2m*
2.5m~1.5m*5.0m, the width ribbon and the narrow ribbon intersect the sizing grid that is knitted to form be 5cm*5cm~
20cm*20cm。
6. combined support system according to claim 1, which is characterized in that the prestressing force branch helmet is flexible support
Cap, including inner pallet, outer tray and check-valves；The outer tray is located at the top of the inner pallet, the side of the outer tray
The edge seal of edge and the inner pallet is fixed, and makes to form closed cavity between the outer tray and the inner pallet；Described
The side wall of outer tray installs the check-valves being connected to the closed cavity.
7. combined support system according to claim 1, which is characterized in that the combined support system further includes with casing pressure
Force system and pressure testing system, the mating pressure system includes high-pressure hydraulic pump, and the high-pressure hydraulic pump is the prestressing force branch
Helmet and the expansion anchor rod provide high pressure water；The hydraulic testing system is for monitoring high-strength hydraulic expansion anchor pole, prestressing force
Variation in water pressure in branch helmet use process.
8. combined support system according to claim 1, which is characterized in that the pressure testing system pressure sensor,
Data sink, Transmission system and display terminal, the pressure sensor is for testing in anchor pole and prestressing force branch helmet
The variation that hydraulic pressure occurs with the variation of lithostatic stress, has thus intuitively reflected the variation of ground pressure, through the transmission
System transfers data to the data sink, and is shown on the display terminal, plays safety and gives warning in advance
Effect and effect.
9. any combined support system of claim 1-8 is in mine laneway developing, mineral building back production, constructing tunnel, subway
Application in construction, open mine side slope reinforcing, highway or railway slope protection and Building class melt pit side slope consolidation projects.
10. application according to claim 9, which is characterized in that in surface mine slope protection, highway or railway slope protection and building
It, can only be using high-intensitive expansion hydraulic anchor and the use in conjunction for catching stone net in class melt pit side slope consolidation projects；In underground engineering
Supporting in, stone net is caught using prestressing force branch helmet~hydraulic anchor~, prestressing force branch helmet~prestressing force branch helmet~catches stone
Net, prestressing force hydraulic buckling anchor pole~prestressing force hydraulic buckling anchor pole~catch the combined supporting side of any one form in stone net
Formula.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811038408.2A CN108951670B (en) | 2018-09-06 | 2018-09-06 | A kind of combined support system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811038408.2A CN108951670B (en) | 2018-09-06 | 2018-09-06 | A kind of combined support system |
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| Publication Number | Publication Date |
|---|---|
| CN108951670A true CN108951670A (en) | 2018-12-07 |
| CN108951670B CN108951670B (en) | 2019-07-26 |
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| CN201811038408.2A Active CN108951670B (en) | 2018-09-06 | 2018-09-06 | A kind of combined support system |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103696788A (en) * | 2013-12-17 | 2014-04-02 | 中国神华能源股份有限公司 | Abandoned roadway timbering device and construction method of fully mechanized coal mining face passed through abandoned roadway |
| CN204803757U (en) * | 2015-06-23 | 2015-11-25 | 柳州欧维姆机械股份有限公司 | Cable anchor district takes sealed anchor rope of waterproof early warning system |
| CN205778957U (en) * | 2016-06-23 | 2016-12-07 | 山东科技大学 | A kind of delayed section of support system of workings subject to dy namic pressure |
| CN107761584A (en) * | 2017-10-11 | 2018-03-06 | 中交路桥建设有限公司 | A kind of freeway tunnel mouth Dangerous Rock Body Treatment Methods |
| CN108180938A (en) * | 2017-12-19 | 2018-06-19 | 广西土木勘察检测治理有限公司 | A kind of deep basal pit real-time system for monitoring and pre-warning |
-
2018
- 2018-09-06 CN CN201811038408.2A patent/CN108951670B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103696788A (en) * | 2013-12-17 | 2014-04-02 | 中国神华能源股份有限公司 | Abandoned roadway timbering device and construction method of fully mechanized coal mining face passed through abandoned roadway |
| CN204803757U (en) * | 2015-06-23 | 2015-11-25 | 柳州欧维姆机械股份有限公司 | Cable anchor district takes sealed anchor rope of waterproof early warning system |
| CN205778957U (en) * | 2016-06-23 | 2016-12-07 | 山东科技大学 | A kind of delayed section of support system of workings subject to dy namic pressure |
| CN107761584A (en) * | 2017-10-11 | 2018-03-06 | 中交路桥建设有限公司 | A kind of freeway tunnel mouth Dangerous Rock Body Treatment Methods |
| CN108180938A (en) * | 2017-12-19 | 2018-06-19 | 广西土木勘察检测治理有限公司 | A kind of deep basal pit real-time system for monitoring and pre-warning |
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| Publication number | Publication date |
|---|---|
| CN108951670B (en) | 2019-07-26 |
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