CN105839637A - Valve type enlarged footing stock supporting body - Google Patents
Valve type enlarged footing stock supporting body Download PDFInfo
- Publication number
- CN105839637A CN105839637A CN201610343970.0A CN201610343970A CN105839637A CN 105839637 A CN105839637 A CN 105839637A CN 201610343970 A CN201610343970 A CN 201610343970A CN 105839637 A CN105839637 A CN 105839637A
- Authority
- CN
- China
- Prior art keywords
- flap valve
- enlarged footing
- valve type
- type enlarged
- steel plate
- 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.)
- Granted
Links
- 230000008093 supporting effect Effects 0.000 title description 7
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 98
- 239000010959 steel Substances 0.000 claims abstract description 98
- 239000000203 mixture Substances 0.000 claims description 2
- 230000003014 reinforcing effect Effects 0.000 abstract description 4
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 239000011435 rock Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000000725 suspension Substances 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
Classifications
-
- 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 OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D21/00—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
- E21D21/0026—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by constructional features of the bolts
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2600/00—Miscellaneous
- E02D2600/30—Miscellaneous comprising anchoring details
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Piles And Underground Anchors (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The invention discloses a valve type enlarged footing anchor rod carrier, which comprises an anchor rod, a fixing clamp, a first lifting rope, a second lifting rope and at least two valve type enlarged footing bodies sleeved on the anchor rod, wherein the first lifting rope is arranged on the anchor rod; the valve type expansion head comprises a circular steel pipe reinforcing body and a plurality of valve arc-shaped steel plates, the circular steel pipe reinforcing body is sleeved on the anchor rod in a penetrating mode, the inner side ends of the valve arc-shaped steel plates are evenly hinged around the circular steel pipe reinforcing body, and the outer side ends of the valve arc-shaped steel plates are connected with a first lifting rope; each first lifting rope is connected with the outer side end of the valve arc-shaped steel plate in each valve type expansion head at the same circumferential position; at least two fixing clips are uniformly hung around the anchor rod through second lifting ropes, and a plurality of first lifting ropes on one side of each fixing clip are connected to the fixing clips in a gathering mode. Compared with the existing bearing body, the bearing body of the invention has stronger uplift bearing capacity.
Description
Technical field
The present invention relates to construction one force structure, be specifically related to a kind of flap valve type enlarged footing anchor bolt support.
Background technology
Suspension roof support is the one used in the earth's surface engineerings such as side slope, ground deep basal pit and the underground chamber such as tunnel, stope are constructed
Its support reinforcement mode.Make roofbolt with metalwork, wooden piece, polymer member or other materials, squeeze into around earth's surface rock mass or chamber
In the hole that rock mass is pre-drilled, utilize its head, the special tectonic of the body of rod and afterbody supporting plate, or depend on cohesive action by country rock
Combine with rock mass stability and produce suspension effectiveness, combination beam effect, reinforcing effect, to reach the purpose of supporting.Anchor pole
Supporting body has directly impact with the combination degree of rock mass to supporting effect.
The enlarged footing of conventional anchor supporting body is too small, causes withdrawal resistance not enough.
Summary of the invention
It is an object of the invention to overcome the deficiencies in the prior art, it is provided that a kind of flap valve type enlarged footing anchor bolt support, be used for improving
The withdrawal resistance of anchor bolt support.
The above-mentioned purpose of the present invention is achieved by techniques below scheme:
A kind of flap valve type enlarged footing anchor bolt support, including anchor pole, fixing card, the first rope, the second rope and at least two
The individual flap valve type enlarged footing being set on anchor pole；Described flap valve type enlarged footing includes round steel pipe intensive aspect and multiple flap valve camber steel
Plate, round steel pipe intensive aspect is set on anchor pole, and the medial extremity of several flap valve camber steel plates is hinged on round steel pipe equably and strengthens
Around body, the outboard end of flap valve camber steel plate and the first rope connect；Each first rope connects on same circumferential position
The outboard end of the flap valve camber steel plate in each flap valve type enlarged footing；The fixing card of at least two is uniformly hung by the second rope and is located at anchor pole
Around, the many first ropes convergences fixing card side relative to are connected on this fixing card.
Further, described flap valve camber steel plate is connected on steel pipe intensive aspect by connector, and connector is embedded steel pipe by two
The radial direction steel pipe of intensive aspect and a circumferential steel pipe composition connecting radially steel pipe, flap valve camber steel plate rotates through the perforation of medial extremity
It is connected on circumference steel pipe；Wherein, a radial direction steel pipe is longer than another root radially steel pipe, is formed and limits the rotation of flap valve camber steel plate
The confined planes being rotated further after the most vertical with anchor pole.
Further, the outboard end of flap valve camber steel plate is welded with nut, and the first rope is connected on nut.
Further, it is connected on two flap valve type enlarged footings to be wound with connection spring on the first rope between flap valve camber steel plate.
Further, six flap valve camber steel plates it are hinged with around each steel pipe intensive aspect.
Further, flap valve type enlarged footing is two, the length L1 ＞ flap valve type enlarged footing radius R1-50mm of flap valve camber steel plate；
Wherein, flap valve type enlarged footing radius R1 refers to that when flap valve camber steel plate turns to vertical with anchor pole, anchor pole axle center is to flap valve camber steel plate
The distance of distalmost end.
Further, the radius R2 of steel pipe intensive aspect is 80mm, the distance of the flap valve type enlarged footing distance anchor pole lower end of lower section
L2 is 200mm.
Further, the distance L3 ＞ flap valve type enlarged footing radius R1+100mm of two flap valve type enlarged footings；Wherein, flap valve type
Enlarged footing radius R1 refer to flap valve camber steel plate turn to anchor pole time vertical anchor pole axle center to the distance of flap valve camber steel plate distalmost end.
Advantages of the present invention:
The enlarged footing anchor bolt support that the present invention provides is flap valve type, significantly increases the radius of enlarged footing, hold than existing after expansion
Carrier has bigger radius, and anti-pulling capacity significantly improves, and when this enlarged footing anchor bolt support is installed, flap valve camber steel plate is
Closure state, installs resistance little, compared with prior art has prominent substantive distinguishing features and significantly progress.
Accompanying drawing explanation
Fig. 1 is that the lifting of enlarged footing anchor bolt support launches schematic diagram；
Fig. 2 is that enlarged footing anchor bolt support does not lifts expansion schematic diagram；
Fig. 3 is that flap valve type enlarged footing launches schematic diagram；
Fig. 4 is flap valve camber steel plate schematic diagram.
In figure: 1, anchor pole；2, flap valve type enlarged footing；3, circumference steel pipe；4, steel pipe intensive aspect；5, flap valve camber steel plate；
6, connector；7, perforation；8, nut；9, the first rope；10, fixing card；11, the second rope；12, radially
Steel pipe.
Detailed description of the invention
Further illustrate the essentiality content of the present invention below in conjunction with embodiment, but do not limit scope with this.To the greatest extent
The present invention is explained in detail by pipe with reference to preferred embodiment, it will be understood by those within the art that, can be to the present invention
Technical scheme modify or equivalent, without deviating from the spirit and scope of technical solution of the present invention.
A kind of flap valve type enlarged footing anchor bolt support as depicted in figs. 1 and 2, lifts including anchor pole 1, fixing card 10, first
Rope the 9, second rope 11 and two flap valve type enlarged footings 2 being set on anchor pole.Described flap valve type enlarged footing 2 includes circle
Steel pipe intensive aspect 4 and six flap valve camber steel plates 5, round steel pipe intensive aspect 4 is set on anchor pole 1, six flap valve camber steel
The medial extremity of plate 5 is hinged on around round steel pipe intensive aspect 4 equably, and the outboard end of flap valve camber steel plate 5 is welded with nut 8
And be connected with the first rope 9 by nut 8 (as shown in Figure 4).Each first rope 9 connects on same circumferential position
Each flap valve type enlarged footing in the outboard end nut 8 of flap valve camber steel plate 5.Two fixing cards 10 are uniformly hung by the second rope
Being located at around anchor pole, three first ropes 9 convergences fixing card side relative to are connected on this fixing card.
Wherein, the length L1 ＞ flap valve type enlarged footing radius R1-50mm of flap valve camber steel plate.The radius R2 of steel pipe intensive aspect is
80mm, distance L2 of the flap valve type enlarged footing distance anchor pole lower end of lower section is 200mm.The distance of two flap valve type enlarged footings
L3 ＞ flap valve type enlarged footing radius R1+100mm.It is vertical with anchor pole that flap valve type enlarged footing radius R1 refers to that flap valve camber steel plate turns to
Time straight, anchor pole axle center is to the distance of flap valve camber steel plate distalmost end.
Fig. 3 is a kind of connected mode of flap valve camber steel plate 5 and steel pipe intensive aspect 4.Flap valve camber steel plate 5 is by connector 6
Being connected on steel pipe intensive aspect 4, connector 6 is connected radially steel by two radial direction steel pipes 12 embedding steel pipe intensive aspect 4 and one
The circumferential steel pipe 3 of pipe 12 forms, and flap valve camber steel plate 5 is rotatably connected on circumference through the perforation 7 (as shown in Figure 4) of medial extremity
On steel pipe 3.Wherein a radial direction steel pipe is longer than another root radially steel pipe, forms restriction flap valve camber steel plate 5 and turns to and anchor pole
1 vertical after the confined planes that is rotated further.
It is connected on two flap valve type enlarged footings on the first rope between flap valve camber steel plate be wound with connection spring, improves two
The connection effect of flap valve camber steel plate on individual flap valve type enlarged footing.
Operation principle:
Before flap valve type enlarged footing launches, by six flap valve camber steel plate Guan Bis, the first rope and the second rope adhesive tape are fixed
On anchor pole.When needing to launch, pull the first rope and the second rope, drive flap valve camber steel plate to open, formed and launch
After enlarged footing supporting body.
The enlarged footing anchor bolt support that the present invention provides is flap valve type, significantly increases the radius of enlarged footing, hold than existing after expansion
Carrier has bigger radius, and anti-pulling capacity significantly improves, and when this enlarged footing anchor bolt support is installed, flap valve camber steel plate is
Closure state, installs resistance little, compared with prior art has prominent substantive distinguishing features and significantly progress.
The effect of above-described embodiment indicates that the essentiality content of the present invention, but does not limit protection scope of the present invention with this.
It will be understood by those within the art that, technical scheme can be modified or equivalent, and not take off
Essence and protection domain from technical solution of the present invention.
Claims (8)
1. a flap valve type enlarged footing anchor bolt support, it is characterised in that: include anchor pole, fixing card, the first rope, second
The flap valve type enlarged footing that rope and at least two are set on anchor pole；Described flap valve type enlarged footing include round steel pipe intensive aspect and
Multiple flap valve camber steel plates, round steel pipe intensive aspect is set on anchor pole, and the medial extremity of several flap valve camber steel plates is the most hinged
Around round steel pipe intensive aspect, the outboard end of flap valve camber steel plate and the first rope connect；Each first rope connects same
The outboard end of the flap valve camber steel plate in each flap valve type enlarged footing on one circumferential position；The fixing card of at least two is by the second rope
Uniformly hanging and be located at around anchor pole, the many first ropes convergences fixing card side relative to are connected on this fixing card.
Flap valve type enlarged footing anchor bolt support the most according to claim 1, it is characterised in that: described flap valve camber steel plate leads to
Crossing connector to be connected on steel pipe intensive aspect, connector is connected radially steel by two radial direction steel pipes embedding steel pipe intensive aspect and one
The circumferential steel pipe composition of pipe, flap valve camber steel plate is rotatably connected on circumference steel pipe through the perforation of medial extremity；Wherein, a radial direction
Steel pipe is longer than another root radially steel pipe, formed limit flap valve camber steel plate turn to vertical with anchor pole after the confined planes that is rotated further.
Flap valve type enlarged footing anchor bolt support the most according to claim 2, it is characterised in that: the outside of flap valve camber steel plate
End is welded with nut, and the first rope is connected on nut.
Flap valve type enlarged footing anchor bolt support the most according to claim 1 and 2, it is characterised in that: it is connected to two flap valves
It is wound with connection spring on the first rope between flap valve camber steel plate on type enlarged footing.
Flap valve type enlarged footing anchor bolt support the most according to claim 1 and 2, it is characterised in that: each steel pipe intensive aspect
Around it is hinged with six flap valve camber steel plates.
Flap valve type enlarged footing anchor bolt support the most according to claim 1 and 2, it is characterised in that: flap valve type enlarged footing is
Two, the length L1 ＞ flap valve type enlarged footing radius R1-50mm of flap valve camber steel plate；Wherein, flap valve type enlarged footing radius R1
Refer to flap valve camber steel plate turn to anchor pole time vertical anchor pole axle center to the distance of flap valve camber steel plate distalmost end.
Flap valve type enlarged footing anchor bolt support the most according to claim 6, it is characterised in that: the radius R2 of steel pipe intensive aspect
For 80mm, distance L2 of the flap valve type enlarged footing distance anchor pole lower end of lower section is 200mm.
Flap valve type enlarged footing anchor bolt support the most according to claim 7, it is characterised in that: two flap valve type enlarged footings
Distance L3 ＞ flap valve type enlarged footing radius R1+100mm；Wherein, flap valve type enlarged footing radius R1 refers to that flap valve camber steel plate rotates
To with anchor pole time vertical anchor pole axle center to the distance of flap valve camber steel plate distalmost end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610343970.0A CN105839637B (en) | 2016-05-23 | 2016-05-23 | Valve type enlarged footing stock supporting body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610343970.0A CN105839637B (en) | 2016-05-23 | 2016-05-23 | Valve type enlarged footing stock supporting body |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105839637A true CN105839637A (en) | 2016-08-10 |
| CN105839637B CN105839637B (en) | 2017-11-21 |
Family
ID=56594131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610343970.0A Active CN105839637B (en) | 2016-05-23 | 2016-05-23 | Valve type enlarged footing stock supporting body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105839637B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107142934A (en) * | 2017-07-17 | 2017-09-08 | 化学工业岩土工程有限公司 | A kind of expanding enlarged footing anchor bolt support |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58178722A (en) * | 1982-04-13 | 1983-10-19 | Wako Sangyo Kk | Confirmation of expansion degree of anchor resistance plate |
| CN201190283Y (en) * | 2008-03-20 | 2009-02-04 | 辽宁省电力有限公司盘锦供电公司 | Expansion ground anchor |
| CN102191772A (en) * | 2010-03-01 | 2011-09-21 | 张继红 | Prefabricated reaming pile and construction method thereof |
| CN102235004A (en) * | 2010-04-27 | 2011-11-09 | 张继红 | Recyclable end-bearing friction-type anchor rod and constructing method thereof |
| CN202466583U (en) * | 2012-02-15 | 2012-10-03 | 覃永忠 | End bearing ground anchor capable of being completely recovered |
| CN203188207U (en) * | 2013-03-06 | 2013-09-11 | 江苏建筑职业技术学院 | Anchor rod with end portions capable of being expanded |
| CN204098032U (en) * | 2014-09-01 | 2015-01-14 | 德州市公路工程总公司 | One draws hole implanted band branch anti-floating rock bolt |
| CN105040693A (en) * | 2015-05-28 | 2015-11-11 | 浙江中林勘察研究股份有限公司 | End expanding type anti-floating anchor rod |
| CN205636737U (en) * | 2016-05-23 | 2016-10-12 | 化学工业岩土工程有限公司 | Flap valve type enlarged footing stock supporting body |
-
2016
- 2016-05-23 CN CN201610343970.0A patent/CN105839637B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58178722A (en) * | 1982-04-13 | 1983-10-19 | Wako Sangyo Kk | Confirmation of expansion degree of anchor resistance plate |
| CN201190283Y (en) * | 2008-03-20 | 2009-02-04 | 辽宁省电力有限公司盘锦供电公司 | Expansion ground anchor |
| CN102191772A (en) * | 2010-03-01 | 2011-09-21 | 张继红 | Prefabricated reaming pile and construction method thereof |
| CN102235004A (en) * | 2010-04-27 | 2011-11-09 | 张继红 | Recyclable end-bearing friction-type anchor rod and constructing method thereof |
| CN202466583U (en) * | 2012-02-15 | 2012-10-03 | 覃永忠 | End bearing ground anchor capable of being completely recovered |
| CN203188207U (en) * | 2013-03-06 | 2013-09-11 | 江苏建筑职业技术学院 | Anchor rod with end portions capable of being expanded |
| CN204098032U (en) * | 2014-09-01 | 2015-01-14 | 德州市公路工程总公司 | One draws hole implanted band branch anti-floating rock bolt |
| CN105040693A (en) * | 2015-05-28 | 2015-11-11 | 浙江中林勘察研究股份有限公司 | End expanding type anti-floating anchor rod |
| CN205636737U (en) * | 2016-05-23 | 2016-10-12 | 化学工业岩土工程有限公司 | Flap valve type enlarged footing stock supporting body |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107142934A (en) * | 2017-07-17 | 2017-09-08 | 化学工业岩土工程有限公司 | A kind of expanding enlarged footing anchor bolt support |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105839637B (en) | 2017-11-21 |
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| CP03 | Change of name, title or address |
Address after: 210031 building 4, Yangzi science and technology innovation headquarters base, No.5, Pudong North Road, Jiangbei new district, Nanjing City, Jiangsu Province Patentee after: China Chemical Civil Engineering Co.,Ltd. Address before: Liuhe Dachang District of Nanjing City, Jiangsu province 210044 Yang Road No. 357 Patentee before: CHEMICAL INDUSTRY GEOTECHNICAL ENGINEERING Co.,Ltd. |
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| CP03 | Change of name, title or address |