CN201606093U - Expansion collectible anchor rod - Google Patents
Expansion collectible anchor rod Download PDFInfo
- Publication number
- CN201606093U CN201606093U CN2009202727941U CN200920272794U CN201606093U CN 201606093 U CN201606093 U CN 201606093U CN 2009202727941 U CN2009202727941 U CN 2009202727941U CN 200920272794 U CN200920272794 U CN 200920272794U CN 201606093 U CN201606093 U CN 201606093U
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- China
- Prior art keywords
- anchor rod
- expansion
- ballute
- collectible
- rod body
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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.)
- Expired - Fee Related
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Abstract
An expansion collectible anchor rod comprises an anchor rod body. A nut with a wing, an expansion cone and an expansion umbrella are sequentially connected to one end of the anchor rod body; the expansion umbrella is fixedly connected with the anchor rod body; a guide plate is arranged on the expansion cone; a plurality of expansion umbrella blades are arranged on the expansion umbrella; and a power pressure spring is connected between the expansion umbrella and the expansion cone. The expansion collectible anchor rod needs no resin cartridge and cement cartridge when in side anchor rod installation, and can be used for a roadway support without driving roadway along goaf, with no pressure on sides and with water seepage. The expansion collectible anchor rod with high support strength is stable, can be completely recycled, uses no anchoring agents, relieves transporting and purchasing pressure, and is convenient and rapid in installation and remarkable in production efficiency.
Description
Technical field
The utility model relates to the anchor pole that uses in a kind of colliery portion of the roadway Engineering anchor rod group active support mode, relates in particular to a kind of expanding type recoverable anchor rod.
Background technology
At present, general portion of the group active support mode in colliery is bolt support, mainly is:
1, High strength bolt cooperation model is the resin anchoring agent of MSK2350, and the resin anchoring agent diameter is 23mm, and every block length is 500mm.
2, equal strength twisted steel anchor rod cooperation model is the resin anchoring agent of MSK2350, and the resin anchoring agent diameter is 23mm, and every block length is 500mm.
3, snakelike anchor pole cooperates cement anchoring agent, and the cement anchoring agent diameter is 23mm, and every block length is 500mm.
Supporting method is:
One, High strength bolt cooperation model is the resin anchoring agent of MSK2350.
1, beats square.2, skyhook.
(1) before the installation, the ponding in the eyelet, rock dust should be swept totally with the pressure wind.During purging, operating personnel should stand in aperture one side, and the eyelet direction must not have the people.
(2) check the square degree of depth, its degree of depth should guarantee that it is 30～50mm that anchor pole exposes filament length degree top.The super deep branch of square should be inserted stemming or anchoring agent; Do not reach the square of prescribed depth, should mend and be drilled into prescribed depth.
(3) check resin explosive roll, the powder stick that breaks, lost efficacy is inaccurate to be used.
(4) with anchor rod body 2 resin anchoring agents are sent into the eyeground gently according to erection sequence, insert in the square with anchor pole, make anchor pole withstand resin anchoring agent, the last thrust by jumbolter pushes resin anchoring agent in the hole up to anchor pole from about top board 20mm.Attention is forbidden rotation when pushing away resin anchoring agent last, forbids pallet is pressed on the top board inflexibly.
(5) external end head puts the socket wrench specially adapted for it that is welded with nut, when roofbolt is installed this sleeve injected the pneumatic roof-bolter pricker of MQT-130C2 mouth, start roof-bolter, make roof-bolter drive the body of rod rotation anchor pole is screwed in resin anchoring agent, the anchoring agent is stirred, reach projected depth until anchor pole, greater than (rotation is not applied with thrust when stirring) after 15～20 seconds, pushes away anchor pole on taking advantage of a situation then and make pallet press close to top board (pallet is from about top board 5mm) when stirring rotation.
(6) stop: stop to allow resin fully solidify about 60～120 seconds after finishing stirring.Before resin explosive roll does not solidify, forbid to move or rock anchor bar body.
(7) go up jack panel: jack panel on the rotation jumbolter.When jack panel, should give peak torque and not be applied with thrust to go up jack panel to greatest extent.
(8) remove jumbolter, unload socket wrench specially adapted for it.
Anchor pole is installed and is summarized as: one pushes away (pushing away the resin anchoring agent hand-hole to assigned position), and two change (rotation agitating resin anchoring agent), third-class (waiting resin anchoring agent fully to solidify), four tight (clamp nuts).
Two, the firm anchor pole cooperation of equal strength screw thread model is the resin anchoring agent of MSK2350.
When portion of group anchor pole is installed sleeve is injected MJ60 roof bolting machine pricker mouth, start roof bolting machine, make roof bolting machine drive the body of rod rotation anchor pole is screwed in resin anchoring agent.The anchoring agent is stirred, reach projected depth until anchor pole, stir rotational time greater than after 45 seconds, can remove roof bolting machine, unload socket wrench specially adapted for it, the cover top tray tightens nut.Before resin explosive roll does not solidify, forbid to move or rock anchor bar body.
Three, snakelike anchor pole cooperates cement anchoring agent.
After square has been beaten, two cement-rolls are put into special-purpose bucket, the bucket degree of depth is no less than 400mm, soak with clear water and to be no less than 45 ± 5 seconds, with powder stick with after throwing bar and sending into the eyeground gently, anchor pole reeve intraocular, collide tamping, after half an hour, tighten Supporting plate for anchor.
In the explanation of above prior art as can be seen, anchor pole cooperates the support pattern of resin explosive roll, resin explosive roll stirs need be greater than 45 second time, need in addition to allow resin fully solidify about 60～120 seconds, adding up just needs 3 minutes time, in this time of 3 minutes, the outer holding screw of anchor pole can not be fastening, otherwise can influence the supporting effect of portion of group.The problem that in the process of supporting, can occur:
1, because worker's quality is poor, training is not in place or for the progress of robbing causes mixing time and time of solidifying does not reach official hour in the rules, influenced supporting effect.
2, in the work of meeting head on of anxiety, in order to allow resin explosive roll fully solidify, and can not help the fastening of portion's anchor pole, this said empty group operation in the rules in fact just causes the staff's that meets head on safety to be on the hazard.
3, have under the situation of infiltration in portion of group, can influence the setting rate of resin explosive roll greatly, cause setting time to prolong, influence supporting effect.
4, high strength anchor bar and equal strength twisted steel anchor rod all are disposable inputs, can't reclaim.
Snakelike anchor pole cooperates the supporting situation of cement anchoring agent, and also there is following problem in it:
1, cement-roll soaks with clear water and is no less than 45 ± 5 seconds, is not experienced worker, make probably that cement-roll soaks overdo or soak time not enough, influence supporting effect.
2, in the process at the bottom of cement-roll is sent into square, might make the cement-roll appearance fragmentation that was soaked in water, make the cement filler that arrives the eyeground not reach standard, influence supporting effect.
3, snakelike anchor pole is disposable input, can't reclaim.
High Strength Roof Bolt Support intensity height, firm, but do not sending the lane along sky, the stress-free roadway support of portion of group is used and is existed supporting intensity excessive, can't reclaim, influence in operating process the defective of supporting effect, deficiency in economic performance (57 yuan/cover).
The twisted steel anchor rod supporting intensity is higher, and is more firm, but do not sending the lane along sky, and the stress-free roadway support of portion of group is used and existed supporting intensity excessive, irretrievable defective, deficiency in economic performance (40.6 yuan/cover).
Summary of the invention
In order to solve the defective of above anchor pole, the purpose of this utility model provides not to be needed resin explosive roll and cement-roll, can reclaim fully in a kind of installation of helping portion's anchor pole expanding type recoverable anchor rod.
For achieving the above object, the technical solution adopted in the utility model is:
A kind of expanding type recoverable anchor rod comprises: anchor rod body is characterized in that: an end of anchor rod body is connected with band wing nut, swelling cone and ballute in turn, and ballute is fixedlyed connected with anchor rod body; Have the wing on the band wing nut, have guide strip on the swelling cone, have a plurality of ballute umbrella sheets on the ballute, be connected with powerful stage clip between ballute and the swelling cone.
According to described expanding type recoverable anchor rod, it is characterized in that: be respectively equipped with powerful stage clip installing hole on described ballute and the swelling cone, the two ends of powerful stage clip are installed in respectively on the powerful stage clip installing hole, and powerful stage clip is two and with last, and is positioned at ballute.
The utility model does not need resin explosive roll and cement-roll in the installation of portion of group anchor pole, can not send the lane along sky, and portion of group does not have pressure, has the roadway support of infiltration to use.The utility model supporting intensity height, firm, though disposable having high input (80 yuan/root), but can reclaim fully, solve the supporting defective of above two kinds of anchor poles, the number of times of recovery can reach 5 times, and accessory is general, and the work area just can oneself be reclaimed multiplexing, keeps in repair easy.Anchor pole of the present utility model does not use any anchoring agent, has alleviated the pressure of transportation and buying.And easy for installation, quick, production efficiency is remarkable.
The benefit comparative analysis:
Do not send the lane along sky by an annual advance, portion of group does not have pressure coal road ten thousand metres and calculates:
1, High strength bolt: 10000/0.9*6*57=380 (ten thousand yuan)
2, twisted steel anchor rod: 10000/0.9*6*40.6=270.7 (ten thousand yuan)
3, anchor pole of the present utility model: 10000/0.9*6* (80/5)=106.7 (ten thousand yuan)
The utility model can be saved 273.3 ten thousand yuan and 1,640,000 yuan on year-on-year basis in 1 year.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is a front view of the present utility model.
Fig. 3 is the left view of band wing nut in the utility model.
Fig. 4 is the left view of swelling cone in the utility model.
Fig. 5 is the left view of ballute in the utility model.
Fig. 6 is the utility model use principle figure.
In the accompanying drawing: 1, band wing nut; 2, swelling cone; 3, ballute umbrella sheet; 4, powerful stage clip; 5, ballute; 6, anchor rod body; 7, Supporting plate for anchor; 8, nut; 9, the wing; 10, guide strip; 11, powerful stage clip installing hole.
The specific embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments:
The utility model expanding type recoverable anchor rod comprises as shown in Figure 1: anchor rod body 6, an end of anchor rod body 6 are connected with band wing nut 1, swelling cone 2 and ballute 5 in turn, and ballute 5 is fixedlyed connected with anchor rod body 6.
As Fig. 2, shown in Figure 3, have the wing 9 on the band wing nut 1, the wing 9 is a plurality of.
As Fig. 2, shown in Figure 4, have guide strip 10 on the swelling cone 2, guide strip 10 can be two.
As Fig. 2, shown in Figure 5, have a plurality of ballute umbrella sheets 3 on the ballute 5.
As shown in Figure 1 and Figure 2, be respectively equipped with powerful stage clip installing hole 11 on ballute 5 and the swelling cone 2, the two ends of powerful stage clip 4 are installed in respectively on the powerful stage clip installing hole 11, can install two and between ballute 5 and the swelling cone 2, and powerful stage clip 4 can be positioned at ballute 5 with last powerful stage clip 4.
Embodiment:
1, anchor rod body adopts Φ 14 * 1800mm anchor pole, two tapping, filament length degree 200mm.
2, ballute and anchor rod body welding, length 100mm, Φ 40mm includes brute spring (stage clip), becomes multi-disc.
3, swelling cone length 50mm, Φ 35mm.
4, have the wing on the band wing nut band wing nut 1, the wing is a plurality of, but monoblock cast also can be welded system.Also can adopt 4 fine steel rib angle thorns of welding, the angle thorn becomes 20 degree angles with vertical direction, angle thorn integral diameter 〉=450mm.
The utility model use principle (referring to Fig. 6):
The utility model adopts the ballute fastening principle that expands, and the thrust that relies on the dextrorotation of band wing nut to advance is pushed the swelling cone to top, opens ballute, props up the coal group or the crag of square, thereby realizes the fastening of whole anchor pole.
When this anchor pole of dismounting, will be with the reverse rotation of wing nut, band wing nut moves downward, and powerful stage clip is released the swelling cone from ballute, will be with wing nut behind the removal, just anchor rod body can be extracted out from square fully from anchor pole fully.
Erection sequence:
1, accomplishes fluently square.
2, this anchor pole is sent into the bottom of square.
3, sleeve is injected MJ60 roof bolting machine pricker mouth during skyhook, start roof bolting machine, make roof bolting machine drive body of rod rotation.
4, the band wing nut dextrorotation swelling cone of boosting is to finish opening of ballute.
5, rotational time can remove roof bolting machine greater than after 5 seconds, unloads socket wrench specially adapted for it.
6, the cover top tray tightens nut, carries out fastening.
The utility model has added powerful stage clip, makes in the process that reclaims, and ballute is finished more smoothly retreated, and closes.
Embodiment recited above is described preferred implementation of the present utility model; be not that design of the present utility model and protection domain are limited; under the prerequisite that does not break away from the utility model design concept; common engineers and technicians make the technical solution of the utility model in this area various modification and improvement all should fall into protection domain of the present utility model.
Claims (2)
1. expanding type recoverable anchor rod, comprising: anchor rod body (6) is characterized in that: an end of anchor rod body (6) is connected with band wing nut (1), swelling cone (2) and ballute (5) in turn, and ballute (5) is fixedlyed connected with anchor rod body (6); Have the wing (9) on the band wing nut (1), have guide strip (10) on the swelling cone (2), have a plurality of ballute umbrella sheets (3) on the ballute (5), be connected with powerful stage clip (4) between ballute (5) and the swelling cone (2).
2. expanding type recoverable anchor rod according to claim 1, it is characterized in that: be respectively equipped with powerful stage clip installing hole (11) on described ballute (5) and the swelling cone (2), the two ends of powerful stage clip (4) are installed in respectively on the powerful stage clip installing hole (11), powerful stage clip (4) is two and with last, and is positioned at ballute (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202727941U CN201606093U (en) | 2009-12-24 | 2009-12-24 | Expansion collectible anchor rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202727941U CN201606093U (en) | 2009-12-24 | 2009-12-24 | Expansion collectible anchor rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201606093U true CN201606093U (en) | 2010-10-13 |
Family
ID=42950799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202727941U Expired - Fee Related CN201606093U (en) | 2009-12-24 | 2009-12-24 | Expansion collectible anchor rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201606093U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104153802A (en) * | 2014-07-18 | 2014-11-19 | 成都绿迪科技有限公司 | Anchor rod structure |
| CN115467693A (en) * | 2022-11-14 | 2022-12-13 | 中国矿业大学(北京) | Tunnel support stock/anchor rope resin cartridge anchor's agitator |
-
2009
- 2009-12-24 CN CN2009202727941U patent/CN201606093U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104153802A (en) * | 2014-07-18 | 2014-11-19 | 成都绿迪科技有限公司 | Anchor rod structure |
| CN115467693A (en) * | 2022-11-14 | 2022-12-13 | 中国矿业大学(北京) | Tunnel support stock/anchor rope resin cartridge anchor's agitator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101013 Termination date: 20101224 |