CN207526514U - A kind of drilling hollow grouting anchor pole certainly suitable for rock mass large scale structural system - Google Patents

A kind of drilling hollow grouting anchor pole certainly suitable for rock mass large scale structural system Download PDF

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Publication number
CN207526514U
CN207526514U CN201721701303.1U CN201721701303U CN207526514U CN 207526514 U CN207526514 U CN 207526514U CN 201721701303 U CN201721701303 U CN 201721701303U CN 207526514 U CN207526514 U CN 207526514U
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CN
China
Prior art keywords
hollow
drill bit
anchor pole
transmission shaft
large scale
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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
Application number
CN201721701303.1U
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Chinese (zh)
Inventor
张文
兰志广
陈东辉
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Jilin University
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Jilin University
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Filing date
Publication date
Application filed by Jilin University filed Critical Jilin University
Priority to CN201721701303.1U priority Critical patent/CN207526514U/en
Application granted granted Critical
Publication of CN207526514U publication Critical patent/CN207526514U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of drilling hollow grouting anchor poles certainly suitable for rock mass large scale structural system, including hollow lever, hollow drill bit, transmission shaft, curved blade, slagging channel, one-way turning mechanism, spiralling width screw thread, connector, nut, backing plate, stop grouting plug, the components such as pawl-and-gearing, the hollow lever outer surface sets screw thread at regular intervals, it is connected in hollow lever lower end by connector with hollow drill bit, pass through one-way turning mechanism and transmission axis connection in the center of hollow drill bit, the transmission shaft is located at the inside of hollow lever, nut is installed by the screw thread of hollow lever outer surface in the upper end of hollow lever.The utility model enables hollow grouting anchor pole from drilling, it realizes drilling, chip removal and places anchor pole integration, compared with traditional hollow grouting anchor pole, simplify working procedure, construction efficiency and anchoring effect are effectively increased, especially greatly reduces cost when being related to rock mass large scale structural system.

Description

A kind of drilling hollow grouting anchor pole certainly suitable for rock mass large scale structural system
Technical field
It is specifically a kind of to creep into hollow filling certainly suitable for rock mass large scale structural system the utility model is related to a kind of anchor pole Starch anchor pole.
Background technology
Anchor pole as it is a kind of improve stability of rock-soil body member system structure because its it is structurally simple, economical efficient the advantages of And it is widely used in the engineerings such as tunnel, underground chamber, side slope.Wherein hollow grouting anchor pole because reliable in quality, anchoring effect it is excellent The advantages such as more, durability is good, resistance to corrosion is strong are taken seriously further.
With the fast development of hollow grouting anchor pole, construction quality and speed of application are increasingly becoming the emphasis that people are concerned about. Traditional form of construction work needs three process:It drills first, is then placed in anchor pole, is finally in the milk, working procedure is complex;This Outside, cost when being put into slow anchor bolt construction speed more particularly to rock mass large scale structural system afterwards that first drills is very high.
Utility model content
The purpose of this utility model is to provide a kind of drilling hollow grouting anchors certainly suitable for rock mass large scale structural system Bar, to solve the problems mentioned in the above background technology.
To achieve the above object, the utility model provides following technical solution:
It is a kind of suitable for rock mass large scale structural system from drilling hollow grouting anchor pole, including hollow lever, hollow drill bit, Transmission shaft, slagging channel, one-way turning mechanism, spiralling wide screw thread, connector, nut, backing plate, is only starched curved blade Plug, pawl, ratchet, annular groove and bulge loop, the hollow lever outer surface sets screw thread at regular intervals, under hollow lever End is connected by connector with hollow drill bit, is connected in the center of hollow drill bit by one-way turning mechanism and transmission shaft It connects, the transmission shaft is located at the inside of hollow lever, is installed in the upper end of hollow lever by the screw thread of hollow lever outer surface Nut is equipped with stop grouting plug in the lower section of nut, backing plate is equipped between stop grouting plug and nut;The hollow drill bit is by steel alloy Be made to ensure its rigidity and toughness, the hollow drill bit include two groups of inside curved blades, slagging channel and with transmission The pawl that the ratchet of axis lower end connects, the pawl-and-gearing collectively form one-way turning mechanism;The transmission shaft outside weldings There is spiralling wide screw thread, set that there are one the connectors with drilling machine synchronous interaction in the upper end of transmission shaft.
As further program of the utility model:The hollow lever inner space is both channel of chip removal and grouting is logical Road;It is from drilling process chip removal between spiralling wide screw thread outside the hollow lever, hollow drill bit and transmission shaft Channel is provided.
As the utility model further scheme:The hollow drill bit diameter is bigger 20mm than the diameter of hollow lever.
As the utility model further scheme:Two groups of curved blades of the hollow drill bit curve inwardly, to protect Card cuts ground bits and enters slagging channel.
As the utility model further scheme:The hollow lever lower end is equipped with annular groove, and the annular is recessed Slot and the bulge loop clearance fit of hollow drill bit upper end, the annular groove collectively form connector with bulge loop.
As the utility model further scheme:The pawl of the hollow drill bit upper end and the ratchet of transmission shaft lower end It is meshed, can guarantee when rotating clockwise and be smoothed out from drilling process, hollow drill bit mutually takes off with transmission shaft when rotating counterclockwise From and can guarantee that transmission shaft smoothly takes out from hollow lever.
Compared with prior art, the beneficial effects of the utility model are:
The utility model enables hollow grouting anchor pole from creeping into, and realizes drilling, chip removal and places anchor pole integration, with biography System hollow grouting anchor pole is compared, and is simplified working procedure, is effectively increased construction efficiency and anchoring effect, is especially being related to Cost is greatly reduced during rock mass large scale structural system.
Description of the drawings
Fig. 1 is the structure diagram from drilling hollow grouting anchor pole suitable for rock mass large scale structural system.
Fig. 2 is the vertical view from hollow drill bit drilling hollow grouting anchor pole suitable for rock mass large scale structural system.
Fig. 3 is hollow drill bit and transmission axis connection suitable for the hollow grouting anchor pole of drilling certainly of rock mass large scale structural system Structure diagram.
Fig. 4 is to connect suitable for rock mass large scale structural system from hollow lever drilling hollow grouting anchor pole with hollow drill bit The structure diagram connect.
Fig. 5 is the operation schematic diagram from drilling hollow grouting anchor pole suitable for rock mass large scale structural system.
Fig. 6 is the construction effect figure from drilling hollow grouting anchor pole suitable for rock mass large scale structural system.
In figure:Hollow lever 1, hollow drill bit 2, transmission shaft 3, curved blade 4, slagging channel 5, one-way turning mechanism 6, spiral shell Screw on wide screw thread 7, connector 8, nut 9, backing plate 10, stop grouting plug 11, pawl 61, ratchet 62, annular groove 81 and the bulge loop risen 82。
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work All other embodiments obtained shall fall within the protection scope of the present invention.
Please refer to Fig.1~6, in the utility model embodiment, it is a kind of suitable for rock mass large scale structural system from creeping into Empty grouted rock bolt, including hollow lever 1, hollow drill bit 2, transmission shaft 3, curved blade 4, slagging channel 5, one-way turning mechanism 6, Spiralling wide screw thread 7, connector 8, nut 9, backing plate 10, stop grouting plug 11, pawl 61, ratchet 62, annular groove 81 and convex Ring 82,1 outer surface of hollow lever set screw thread at regular intervals, pass through connector 8 and hollow brill in 1 lower end of hollow lever First 2 are connected, and are connect in the center of hollow drill bit 2 by one-way turning mechanism 6 with transmission shaft 3, and the transmission shaft 3 is located at Nut 9 is installed, in nut 9 in the inside of hollow lever 1 in the upper end of hollow lever 1 by the screw thread of 1 outer surface of hollow lever Lower section is equipped with stop grouting plug 11, and backing plate 10 is equipped between stop grouting plug 11 and nut 9;The hollow drill bit 2 is made of steel alloy To ensure its rigidity and toughness, the hollow drill bit 2 includes two groups of inside curved blades 4, slagging channel 5 and and transmission shaft The pawl 61 that the ratchet 62 of 3 lower ends connects, the pawl 61 and ratchet 62 collectively form one-way turning mechanism 6;The transmission shaft 3 Outside weldings have spiralling wide screw thread 7, and the connector there are one with drilling machine synchronous interaction is set in the upper end of transmission shaft 3.
1 inner space of hollow lever is both channel of chip removal and grouting channel;The hollow lever 1, hollow drill bit 2 And to provide channel from drilling process chip removal between the spiralling wide screw thread 7 outside transmission shaft 3.
2 diameter of hollow drill bit is bigger 20mm than the diameter of hollow lever 1.
Two groups of curved blades 4 of the hollow drill bit 2 curve inwardly, and enter slagging channel to ensure to cut ground bits.
1 lower end of hollow lever is equipped with annular groove 81, the annular groove 81 and the bulge loop 82 of 2 upper end of hollow drill bit Clearance fit, the annular groove 81 collectively form connector 8 with bulge loop 82.
The pawl 61 of 2 upper end of hollow drill bit is meshed with the ratchet 62 of 3 lower end of transmission shaft, can be protected when rotating clockwise Card is smoothed out from drilling process, and hollow drill bit 2 is separated with transmission shaft 3 and can guarantee transmission shaft 3 therefrom when rotating counterclockwise It is smoothly taken out in the empty body of rod 1.
The operation principle of the utility model is:
The utility model drilling depth is more than projected depth, after creeping into predetermined depth, rotating drive shaft counterclockwise, therefrom Transmission shaft is extracted in the empty body of rod, stop grouting plug is installed, is laid with backing plate, then slip casting to full nut of tightening is fixed.
The utility model makes hollow grouting anchor pole from creeping into, and realizes drilling, chip removal and places anchor pole integration, simplifies and apply Work process is greatly reduced into when effectively improving construction efficiency and anchoring effect more particularly to rock mass large scale structural system This.
Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art is come Say, can still modify to the technical solution recorded in foregoing embodiments or to which part technical characteristic into Row equivalent replacement, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all It is included within the scope of protection of this utility model.

Claims (6)

1. a kind of drilling hollow grouting anchor pole certainly suitable for rock mass large scale structural system, including hollow lever (1), hollow drill bit (2), transmission shaft (3), curved blade (4), slagging channel (5), one-way turning mechanism (6), spiralling wide screw thread (7), company Fitting (8), nut (9), backing plate (10), stop grouting plug (11), pawl (61) and ratchet (62), which is characterized in that the hollow stem Body (1) outer surface sets screw thread at regular intervals, is connected in hollow lever (1) lower end by connector (8) with hollow drill bit (2) It connects, is connect in the center of hollow drill bit (2) by one-way turning mechanism (6) with transmission shaft (3), transmission shaft (3) position In the inside of hollow lever (1), nut is installed by the screw thread of hollow lever (1) outer surface in the upper end of hollow lever (1) (9), stop grouting plug (11) is equipped in the lower section of nut (9), backing plate (10) is installed between stop grouting plug (11) and nut (9);Institute It states hollow drill bit (2) to be made of steel alloy, the hollow drill bit (2) includes two groups of inside curved blades (4), slagging channels (5) and with the ratchet (62) of transmission shaft (3) lower end the pawl (61) to connect, the pawl (61) and ratchet (62) collectively form One-way turning mechanism (6);Transmission shaft (3) outside weldings have spiralling wide screw thread (7), in the upper end of transmission shaft (3) If there are one the connectors with drilling machine synchronous interaction.
2. according to claim 1 exist suitable for rock mass large scale structural system from hollow grouting anchor pole, feature is crept into In hollow lever (1) inner space is both channel of chip removal and grouting channel;The hollow lever (1), hollow drill bit (2) to provide channel from drilling process chip removal between the spiralling wide screw thread (7) and outside transmission shaft (3).
3. according to claim 1 exist suitable for rock mass large scale structural system from hollow grouting anchor pole, feature is crept into In hollow drill bit (2) diameter is bigger 20mm than the diameter of hollow lever (1).
4. according to claim 1 exist suitable for rock mass large scale structural system from hollow grouting anchor pole, feature is crept into In two groups of curved blades (4) of the hollow drill bit (2) curve inwardly.
5. according to claim 1 exist suitable for rock mass large scale structural system from hollow grouting anchor pole, feature is crept into In hollow lever (1) lower end is equipped with annular groove (81), and the annular groove (81) is convex with hollow drill bit (2) upper end Ring (82) clearance fit, the annular groove (81) collectively form connector (8) with bulge loop (82).
6. according to claim 1 exist suitable for rock mass large scale structural system from hollow grouting anchor pole, feature is crept into In the pawl (61) of hollow drill bit (2) upper end is meshed with the ratchet (62) of transmission shaft (3) lower end, pawl (61) and spine The one-way turning mechanism (6) that wheel (62) collectively forms is driven clockwise.
CN201721701303.1U 2017-12-08 2017-12-08 A kind of drilling hollow grouting anchor pole certainly suitable for rock mass large scale structural system Expired - Fee Related CN207526514U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721701303.1U CN207526514U (en) 2017-12-08 2017-12-08 A kind of drilling hollow grouting anchor pole certainly suitable for rock mass large scale structural system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721701303.1U CN207526514U (en) 2017-12-08 2017-12-08 A kind of drilling hollow grouting anchor pole certainly suitable for rock mass large scale structural system

Publications (1)

Publication Number Publication Date
CN207526514U true CN207526514U (en) 2018-06-22

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CN201721701303.1U Expired - Fee Related CN207526514U (en) 2017-12-08 2017-12-08 A kind of drilling hollow grouting anchor pole certainly suitable for rock mass large scale structural system

Country Status (1)

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CN (1) CN207526514U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112177021A (en) * 2020-11-17 2021-01-05 商丘工学院 Anchor pile for slope support and using method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112177021A (en) * 2020-11-17 2021-01-05 商丘工学院 Anchor pile for slope support and using method thereof

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GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180622

Termination date: 20201208