CN205444188U - Stock and anchor system - Google Patents

Stock and anchor system Download PDF

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Publication number
CN205444188U
CN205444188U CN201620079178.4U CN201620079178U CN205444188U CN 205444188 U CN205444188 U CN 205444188U CN 201620079178 U CN201620079178 U CN 201620079178U CN 205444188 U CN205444188 U CN 205444188U
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CN
China
Prior art keywords
anchor
stock
rod
pole
snap finger
Prior art date
Application number
CN201620079178.4U
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Chinese (zh)
Inventor
朱孟君
蔡佳骏
范忠焕
Original Assignee
中铁第四勘察设计院集团有限公司
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Application filed by 中铁第四勘察设计院集团有限公司 filed Critical 中铁第四勘察设计院集团有限公司
Priority to CN201620079178.4U priority Critical patent/CN205444188U/en
Application granted granted Critical
Publication of CN205444188U publication Critical patent/CN205444188U/en

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Abstract

The utility model relates to a stock, including the stock body of rod, be equipped with anchor mechanism to the bottom that is less than the stock body of rod, anchor mechanism includes that annular base and a plurality of end anchor detain the claw, on the annular base suit was fixed in the stock body of rod, the claw is detained to a plurality of end anchors, and arranged and the bottom all hinges with annular base along stock body of rod circumference annular, the stock is still including being used for acceping each end anchor knot claw to take out in interior sleeve and with the sleeve respectively to hold the anchor to buckle the elastic mechanism that the claw was opened for the outside bullet of the stock body of rod from the back messenger. Still relate to an anchor system in addition, reach as above including ream bit the stock. Through the mating reaction of anchor mechanism, sleeve and elastic mechanism, make respectively hold the anchor detain the claw bullet open with the rock mass interlock, can effectively improve the tensile of stock and pull out the performance to effectively improve anchoring effect, under the equal geological conditions and the same reinforcement cross -section condition, adopt this stock can effectively reduce the stock and use quantity, reduce engineering cost.

Description

Anchor pole and anchor system
Technical field
This utility model relates to a kind of anchor pole and anchor system, for mine, water conservancy, water power, highway, railway, municipal administration, urban construction, geology, the anchoring construction of all kinds of engineerings such as military project.
Background technology
Between the construction and run phrase of ground anchorage, anchor pole is extracted from injecting cement paste, anchor pole is extracted from anchor hole together with injecting cement paste is two kinds of most basic ground anchorage failure modes, they all can cause ground anchorage to lose efficacy, and brings hidden danger to engineering safety, thus limits the withdrawal resistance that anchor pole can be provided by.Thus, when the withdrawal resistance needing offer is bigger, the common anchor rod anchored needs that can not meet engineering, become restriction Anchorage Technology application and the bottleneck of development, how to improve the loading transfer mechanism of ground anchorage, the drawback overcoming conventional friction type to anchor, becomes the fundamental way improving anti-pulling of anchor bar.
The patent of Application No. 201110048213.8 discloses a kind of barbed implantable steel tube anchor rod, it is by arranging agnail on the anchor pole whole body, to increase the frictional force between ground and anchor pole, but this anchor pole is less due to agnail, producible anchoring ability is limited, as increased the size of agnail, then cause anchor pole can not insert in anchor hole.
The patent of Application No. 201110391519.3 discloses a kind of Detent type anchor rod, it is by being provided with plastic explosive and detonating capsule in anchor pole end, by explosive blasting to form reaming and ratchet, this mode anchor pole end in implementation process is understood due to explosion cause disturbance to rock mass depths, and explosion formation expansion anchor head end is wayward.
It is therefore desirable to a kind of anchor pole of design and anchor system, to overcome the problems referred to above.
Utility model content
This utility model embodiment relates to a kind of anchor pole and anchor system, at least can solve the segmental defect of prior art.
This utility model embodiment relates to a kind of anchor pole, including anchor rod body, to being provided with anchoring mechanism less than the bottom of described anchor rod body, described anchoring mechanism includes circular base and multiple end anchor snap finger, described circular base suit is fixed on described anchor rod body, and multiple described end anchor snap fingers are circular layout along described anchor rod body circumference and bottom is all hinged with described circular base;Described anchor pole also includes the elastic mechanism making each described end anchor snap finger outwards flick after each described end anchor snap finger is contained in interior sleeve and is detached by described sleeve relative to described anchor rod body.
As one of embodiment, described elastic mechanism includes multiple spring, and the quantity of described spring is identical with the quantity of described end anchor snap finger and connects one to one, and each described end anchor snap finger is positioned at above its bottom with the link position of spring.
As one of embodiment, described circular base includes chassis and sleeve pipe, described chassis is radially fixed along described anchor rod body, described sleeve pipe is along described anchor rod body axial restraint, each described end anchor snap finger bottom is all hinged with described chassis, and each described spring is all telescopic joint with described away from one end of corresponding end anchor snap finger.
As one of embodiment, described circular base is threadeded with described anchor rod body.
As one of embodiment, described sleeve bottom support is on described chassis.
As one of embodiment, each described spring is stiffness spring.
As one of embodiment, each described end anchor snap finger is all in blade-like, and top has spine, and blade is located remotely from the side of described anchor rod body.
As one of embodiment, it is arranged at intervals with multiple described anchoring mechanism along described anchor rod body length direction.
This utility model embodiment relates to a kind of anchor system, and including reaming bit and anchor pole, described anchor pole uses anchor pole as above.
This utility model embodiment at least achieves following beneficial effect: by anchoring mechanism, sleeve and the mating reaction of elastic mechanism, after anchor pole loads anchor hole, extract sleeve out, each end anchor snap finger is flicked by elastic mechanism, is engaged with rock mass enlarged cavity, by hollow bolt slip casting, injecting cement paste makes rock mass and this anchor pole form entirety, the anti-pull-out property of anchor pole can be effectively improved, thus be effectively improved anchoring effect, be adapted to long anchor pole and the anchoring construction of extra long anchor bar in deep rock mass;In the case of equal geological conditions and identical reinforcing cross section, use this anchor pole to be effectively reduced anchor pole usage quantity, reduce engineering cost.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in describing below is only embodiments more of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
The structural representation that each end anchor snap finger that Fig. 1 provides for this utility model embodiment is contained in sleeve;
Each end anchor snap finger that Fig. 2 provides for this utility model embodiment dissipates the structural representation flicked;
Each end anchor snap finger that Fig. 3 provides for this utility model embodiment dissipates plan structure schematic diagram when flicking;
The use state diagram of the anchor pole that Fig. 4 provides for this utility model embodiment.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole embodiments.Based on the embodiment in this utility model, all other embodiments that those of ordinary skill in the art are obtained on the premise of not making creative work, broadly fall into the scope of this utility model protection.
Embodiment one
Such as Fig. 1-Fig. 3, this utility model embodiment provides a kind of anchor pole, including anchor rod body 1, to being provided with anchoring mechanism less than the bottom of described anchor rod body 1, described anchoring mechanism includes circular base 4 and multiple end anchor snap finger 3, described circular base 4 suit is fixed on described anchor rod body 1, and multiple described end anchor snap fingers 3 are circular layout along described anchor rod body 1 circumference and bottom is all hinged with described circular base 4;Described anchor pole also includes the elastic mechanism making each described end anchor snap finger 3 outwards flick after each described end anchor snap finger 3 is contained in interior sleeve 2 and is detached by described sleeve 2 relative to described anchor rod body 1.Wherein, anchor rod body 1 preferably uses, with the attachment of circular base 4, the modes that removably connects such as threadeding, thus anchor rod body 1 can manufacture respectively with circular base 4, reduces device fabrication cost.Described elastic mechanism is preferably and uses spring 5 each end anchor snap finger 3 to be flicked, this elastic mechanism i.e. includes multiple spring 5, the quantity of described spring 5 is identical with the quantity of described end anchor snap finger 3 and connects one to one, and each described end anchor snap finger 3 is positioned at above its bottom with the link position of spring 5;Wherein, spring 5 determines according to the angle flicked needed for end anchor snap finger 3, the length of spring 5, the elastic force etc. of spring 5 with the link position of end anchor snap finger 3, and in the present embodiment, spring 5 one end connects with in the middle part of corresponding end anchor snap finger 3.Spring 5 other end can be connected with anchor rod body 1, also can be connected with circular base 4, removably connect with circular base 4 in view of anchor rod body 1, it is preferably and spring 5 is connected with circular base 4, concrete structure is: such as Fig. 1 and Fig. 2, described circular base 4 includes chassis and sleeve pipe, described chassis is radially fixed along described anchor rod body 1, described sleeve pipe is along described anchor rod body 1 axial restraint, each described end anchor snap finger 3 bottom is all hinged with described chassis, and each described spring 5 is all telescopic joint with described away from one end of corresponding end anchor snap finger 3;Above-mentioned spring 5 uses stiffness spring 5, has both improved the elastic force of spring 5, it is possible to improve the connective stability of end anchor snap finger 3 and sleeve pipe.As preferably, bottom described sleeve 2, support is on described chassis, when this anchor pole inserts anchor hole, it is to avoid cause the effect of its host side anchor snap finger 3 to lose efficacy along ground frictional impact in sleeve 2 and anchor hole.It addition, respectively end anchor snap finger 3 preferably sets along anchor rod body 1 circumference uniform ring, to improve the harmony of this anchor pole all directions anchor structure;Sleeve 2 uses steel sleeve, its diameter should ensure that this anchor pole can be inserted in anchor hole, and when each end anchor snap finger 3 is contained in its inner chamber by it, spacing between each end anchor snap finger 3 and anchor rod body 1 is in minimum spacing, i.e. spring 5 is in maximum collapse state, to reduce the diameter that is drilled with of anchor hole, reduce engineering cost.
Continue the structure of above-mentioned anchor pole, and such as Fig. 1 and Fig. 2, each described end anchor snap finger 3 is all in blade-like, and top has spine, and blade is located remotely from the side of described anchor rod body 1.When end anchor snap finger 3 flicks, its top spine thrusts rock mass or the soil body, and knife-edge edge also can improve and surrounding rock body or the degree of occlusion of the soil body, the deformation of absorbable part rock mass, thus improves the anti-pull-out property of anchor pole.
A kind of preferred structure as the present embodiment, it is arranged at intervals with multiple described anchoring mechanism along described anchor rod body 1 length direction, this mode makes this anchor pole have multiple anchoring function along its length, injecting cement paste 7 penetration range can be effectively increased, transfer and improve self-strength and the self-stability energy of Rock And Soil.Wherein, each end anchor snap finger 3 of each anchoring mechanism is all housed by sleeve 2.
Embodiment two
This utility model embodiment relates to a kind of anchor system, and including reaming bit and anchor pole, described anchor pole uses the anchor pole described in embodiment one, and concrete structure repeats no more.
It is drilled with anchor hole by reaming bit and forms enlarged cavity at rock mass or soil body depths, after above-mentioned anchor pole is loaded anchor hole, extract sleeve 2 out, each end anchor snap finger 3 dissipates and flicks, it is engaged with the rock mass at rock mass enlarged cavity or the soil body, by the hollow cavity slip casting of anchor rod body 1, injecting cement paste 7 makes rock mass and above-mentioned anchor pole form entirety, is effectively improved anchoring ability.
The foregoing is only preferred embodiment of the present utility model; not in order to limit this utility model; all within spirit of the present utility model and principle, any modification, equivalent substitution and improvement etc. made, within should be included in protection domain of the present utility model.

Claims (9)

1. an anchor pole, including anchor rod body, it is characterized in that: to being provided with anchoring mechanism less than the bottom of described anchor rod body, described anchoring mechanism includes circular base and multiple end anchor snap finger, described circular base suit is fixed on described anchor rod body, and multiple described end anchor snap fingers are circular layout along described anchor rod body circumference and bottom is all hinged with described circular base;Described anchor pole also includes the elastic mechanism making each described end anchor snap finger outwards flick after each described end anchor snap finger is contained in interior sleeve and is detached by described sleeve relative to described anchor rod body.
Anchor pole the most according to claim 1, it is characterized in that: described elastic mechanism includes multiple spring, the quantity of described spring is identical with the quantity of described end anchor snap finger and connects one to one, and each described end anchor snap finger is positioned at above its bottom with the link position of spring.
Anchor pole the most according to claim 2, it is characterized in that: described circular base includes chassis and sleeve pipe, described chassis is radially fixed along described anchor rod body, described sleeve pipe is along described anchor rod body axial restraint, each described end anchor snap finger bottom is all hinged with described chassis, and each described spring is all telescopic joint with described away from one end of corresponding end anchor snap finger.
4. according to the anchor pole described in claim 1 or 3, it is characterised in that: described circular base is threadeded with described anchor rod body.
Anchor pole the most according to claim 3, it is characterised in that: described sleeve bottom support is on described chassis.
Anchor pole the most according to claim 2, it is characterised in that: each described spring is stiffness spring.
Anchor pole the most according to claim 1, it is characterised in that: each described end anchor snap finger is all in blade-like, and top has spine, and blade is located remotely from the side of described anchor rod body.
Anchor pole the most according to claim 1, it is characterised in that: it is arranged at intervals with multiple described anchoring mechanism along described anchor rod body length direction.
9. an anchor system, it is characterised in that: including reaming bit and anchor pole, described anchor pole uses the anchor pole according to any one of claim 1 to 8.
CN201620079178.4U 2016-01-27 2016-01-27 Stock and anchor system CN205444188U (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106567384A (en) * 2016-11-14 2017-04-19 合肥工业大学 Fishbone-shaped anchor rod
CN107119680A (en) * 2017-02-23 2017-09-01 江苏景源万河环境科技有限公司 A kind of anchor pole or pile foundation variable diameters steel reinforcement cage and application
CN108166495A (en) * 2018-01-02 2018-06-15 深圳市勘察测绘院有限公司 A kind of mounting structure and construction method for dregs slope retaining multistage bellend anchor pole
CN108448527A (en) * 2018-05-11 2018-08-24 苏州希倍优辊轮有限公司 A kind of extra large cable centralized positioning protective device
CN110617095A (en) * 2019-10-30 2019-12-27 湖北省电力勘测设计院有限公司 Anchor rod

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106567384A (en) * 2016-11-14 2017-04-19 合肥工业大学 Fishbone-shaped anchor rod
CN106567384B (en) * 2016-11-14 2018-08-24 合肥工业大学 A kind of herring-bone form anchor pole
CN107119680A (en) * 2017-02-23 2017-09-01 江苏景源万河环境科技有限公司 A kind of anchor pole or pile foundation variable diameters steel reinforcement cage and application
CN107119680B (en) * 2017-02-23 2019-11-22 江苏景源万河环境科技有限公司 A kind of anchor pole or pile foundation variable diameters steel reinforcement cage and application
CN108166495A (en) * 2018-01-02 2018-06-15 深圳市勘察测绘院有限公司 A kind of mounting structure and construction method for dregs slope retaining multistage bellend anchor pole
CN108448527A (en) * 2018-05-11 2018-08-24 苏州希倍优辊轮有限公司 A kind of extra large cable centralized positioning protective device
CN110617095A (en) * 2019-10-30 2019-12-27 湖北省电力勘测设计院有限公司 Anchor rod

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GR01 Patent grant
C14 Grant of patent or utility model
TR01 Transfer of patent right

Effective date of registration: 20180404

Address after: 430063 Wuchang, Hubei, Yang Park, Peace Avenue, No. 745

Patentee after: In the fourth group of geotechnical engineering limited liability company

Address before: 430063 Wuchang, Hubei, Yang Park, Peace Avenue, No. 745

Patentee before: The forth Survey and Design Institute (Group) Co., Ltd. Of CRCC

Effective date of registration: 20180404

Address after: 430063 Wuchang, Hubei, Yang Park, Peace Avenue, No. 745

Patentee after: In the fourth group of geotechnical engineering limited liability company

Address before: 430063 Wuchang, Hubei, Yang Park, Peace Avenue, No. 745

Patentee before: The forth Survey and Design Institute (Group) Co., Ltd. Of CRCC

TR01 Transfer of patent right
CP01 Change in the name or title of a patent holder

Address after: 430063 No. 745 Heping Avenue, Wuchang, Hubei, Wuhan

Patentee after: China Railway Siyuan Group Engineering Construction Co., Ltd

Address before: 430063 No. 745 Heping Avenue, Wuchang, Hubei, Wuhan

Patentee before: GEOTECHNICAL ENGINEERING CO., LTD. OF CHINA RAILWAY SIYUAN SURVEY AND DESIGN GROUP Co.,Ltd.

CP01 Change in the name or title of a patent holder