CN210031880U

CN210031880U - Self-recovery anchor rod suitable for pile foundation

Info

Publication number: CN210031880U
Application number: CN201920470063.1U
Authority: CN
Inventors: 王涛; 杨郁文
Original assignee: CHAO FENG STEEL STRUCTURE GROUP Co Ltd
Current assignee: CHAO FENG STEEL STRUCTURE GROUP Co Ltd
Priority date: 2019-04-09
Filing date: 2019-04-09
Publication date: 2020-02-07
Anticipated expiration: 2029-04-09

Abstract

The utility model relates to an anchor rod technical field just discloses from retrieving stock suitable for pile foundation, including middle anchor rod body and the main anchor rod body and connector, the grout hole has been seted up to the surface of the main anchor rod body, the one end fixedly connected with shell drill bit that rises of the main anchor rod body, fixed chamber has been seted up to the other end of the main anchor rod body, the main anchor rod body is located the both sides in fixed chamber and has seted up movable chamber, the inside movable mounting in activity chamber has the joint pole, the top of joint pole runs through movable chamber and extends to the top of the main anchor rod body. This from retrieving stock suitable for pile foundation can increase the length of retrieving the stock from the length of pile foundation through the cooperation of middle stock body and first joint seat and fixed chamber, and then makes the self-retrieval stock that need not to make corresponding length again according to the length refabrication of pile foundation, has saved a large amount of materials like this, can carry out stable being connected between the stock body and the main stock body in the middle of the cooperation of making through spring and joint pole and cassette.

Description

Self-recovery anchor rod suitable for pile foundation

Technical Field

The utility model relates to an anchor rod technical field specifically is a self-recovery stock suitable for pile foundation.

Background

Recoverable stock is the shaped steel body of rod, and its technical essential is: divide into two parts (body section and anchor section) with former anchor rod, add a coupling nut between two parts, coupling nut and body section welding, with anchor section threaded connection, body section other end welding nut, be convenient for adopt special sleeve pipe cover to retrieve body section on this nut, recoverable stock is compared with original technique, the problem that body section is unrecoverable has been solved, not only can retrieve body section, and only need reprocess the anchor section, and the body section reconfiguration of retrieving, reuse, but material saving cost, and the cost is reduced.

Its length is fixed when using at present using recoverable stock, need produce the stock of different length values to the pile foundation of different length, if the stock of other length is needed next time, then present stock just can't continue to use, has wasted a large amount of resources, and present stock need be in milk from the side of stock when being in milk, and this kind of mode is extravagant thick liquids when being in milk easily, and the speed of being in milk is slower moreover.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a self-recovery stock suitable for pile foundation possesses the length that can be according to the length adjustment stock of pile foundation, and the accessible stock carries out grouting operation, improves grouting speed's advantage, has solved traditional recoverable stock length and has all been the problem of the pile foundation of the unable not co-altitude of adaptation of fixed.

The utility model provides a following technical scheme: the self-recovery anchor rod suitable for the pile foundation comprises a middle anchor rod body, a main anchor rod body and a connector, wherein a grouting hole is formed in the outer surface of the main anchor rod body, an expansion shell drill bit is fixedly connected to one end of the main anchor rod body, a fixed cavity is formed in the other end of the main anchor rod body, movable cavities are formed in two sides, located in the fixed cavity, of the main anchor rod body, a clamping rod is movably mounted inside the movable cavity, the top of the clamping rod penetrates through the movable cavity and extends to the top of the main anchor rod body, a spring is fixedly clamped on the outer surface, located inside the movable cavity, of the clamping rod, the bottom of the clamping rod penetrates through the movable cavity and extends to the inside of the fixed cavity, a clamping seat is fixedly connected to one end of the middle anchor rod body, one end of the first clamping seat is clamped with the inner portion of the fixed cavity, and a rubber ring is fixed on the outer, the outer surface of rubber circle contacts with the inner wall in fixed chamber, the one end fixedly connected with second joint seat of connector, connector fixed surface installs only to starch the stopper, the connector is located only to starch the outer fixed surface on stopper right side and installs the backing plate, the outer fixed surface that the connector is located the backing plate right side installs the nut, the fixed intercommunication of the other end of connector has the slip casting mouth.

Preferably, the following components: the outer surface of the middle anchor rod body is provided with a grouting hole which is the same as that of the main anchor rod body, and the grouting hole is positioned on the threads of the middle anchor rod body and the main anchor rod body.

Preferably, the other end of the middle anchor rod body is provided with a fixed cavity which is the same as that of the main anchor rod body, and the fixed cavity is clamped with the second clamping seat.

Preferably, the outer diameter value of the spring is 20mm, the inner diameter value is 16mm, and the steel grade value is 2 kg/cm.

Preferably, the first clamping seat extends to the inside of the main anchor rod body, and the second clamping seat extends to the inside of the middle anchor rod body.

Preferably, the outer surface of the first clamping seat is provided with a clamping groove matched with the clamping seat.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. this from retrieving stock suitable for pile foundation can increase the length of retrieving the stock from the length of pile foundation through the cooperation of middle stock body and first joint seat and fixed chamber, and then makes the self-retrieval stock that need not to make corresponding length again according to the length refabrication of pile foundation, has saved a large amount of materials like this, can carry out stable being connected between the stock body and the main stock body in the middle of the cooperation of making through spring and joint pole and cassette.

2. This from retrieving stock suitable for pile foundation can be so that keep airtight between the main anchor body and middle anchor body or middle anchor body and the middle anchor body through the rubber circle for grout in-process can not follow the junction and leak thick liquid, directly pours into the pile foundation with the inside of grout direct follow stock through grout hole and slip casting mouth, makes the speed greatly increased of grout.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is an enlarged view of the structure a of the present invention.

In the figure: 1. a middle anchor rod body; 2. a first clamping seat; 3. a fixed cavity; 4. a main anchor rod body; 5. grouting holes; 6. a shell expanding drill bit; 7. a grouting port; 8. a nut; 9. a base plate; 10. a connector; 11. a second clamping seat; 12. a clamping and connecting rod; 13. a movable cavity; 14. a rubber ring; 15. a spring; 16. a card slot; 17. a card holder; 18. and (5) stopping the slurry plug.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, a self-retrieving anchor rod for pile foundation includes an intermediate anchor rod body 1, a main anchor rod body 4 and a connector 10, wherein a grouting hole 5 is formed on the outer surface of the main anchor rod body 4, the same grouting hole 5 is formed on the outer surface of the intermediate anchor rod body 1 as that of the main anchor rod body 4, the grouting hole 5 is located on the screw threads of the intermediate anchor rod body 1 and the main anchor rod body 4, one end of the main anchor rod body 4 is fixedly connected with a casing-expanding drill 6, the other end of the main anchor rod body 4 is provided with a fixed cavity 3, the main anchor rod body 4 is located at two sides of the fixed cavity 3 and is provided with a movable cavity 13, a clamping rod 12 is movably installed inside the movable cavity 13, the top of the clamping rod 12 penetrates through the movable cavity 13 and extends to the top of the main anchor rod body 4, a spring 15 is fixedly clamped on the outer surface of the clamping rod 12 located inside the movable cavity 13, the outer diameter value of the spring 15, the bottom of the clamping rod 12 penetrates through the movable cavity 13 and extends to the inside of the fixed cavity 3, the clamping seat 17 is fixedly connected, the middle anchor rod body 1 and the main anchor rod body 4 can be stably connected through the matching of the spring 15, the clamping rod 12 and the clamping seat 17, one end of the middle anchor rod body 1 is fixedly connected with the first clamping seat 2, the outer surface of the first clamping seat 2 is provided with a clamping groove 16 matched with the clamping seat 17, the length of the self-recovery anchor rod can be increased according to the length of a pile foundation through the matching of the middle anchor rod body 1 and the fixed cavity 3 of the first clamping seat 2, further, the self-recovery anchor rod with the corresponding length does not need to be manufactured according to the length of the pile foundation, a large amount of materials are saved, one end of the first clamping seat 2 is clamped with the inner part of the fixed cavity 3, the first clamping seat 2 extends to the inside of the main anchor rod body 4, the outer surface of the first clamping seat 2 is fixedly provided, the outer surface of the rubber ring 14 is contacted with the inner wall of the fixed cavity 3, the main anchor rod body 4 and the middle anchor rod body 1 or the middle anchor rod body 1 and the middle anchor rod body 1 can be kept airtight through the rubber ring 14, so that slurry leakage from a joint part can not occur in the grouting process, one end of the connector 10 is fixedly connected with a second clamping seat 11, the other end of the middle anchor rod body 1 is provided with the fixed cavity 3 which is the same as that on the main anchor rod body 4, the fixed cavity 3 is clamped with the second clamping seat 11, the second clamping seat 11 extends into the middle anchor rod body 1, the outer surface of the connector 10 is fixedly provided with a slurry stop plug 18, the slurry stop plug 18 is favorable for sealing a hole, gas leakage and slurry leakage are prevented, the outer surface of the connector 10 on the right side of the slurry stop plug 18 is fixedly provided with a backing plate 9, the outer surface of the connector 10 on the right side, the other end of the connector 10 is fixedly communicated with a grouting opening 7, and cement paste is directly poured into the pile foundation from the inside of the anchor rod through the grouting hole 5 and the grouting opening 7, so that the grouting speed is greatly increased.

Working principle, when the intermediate anchor rod body 1 is connected with the main anchor rod body 4, by pulling the clamping rod 12 and overcoming the force of the spring 15, so that the clamping seat 17 is separated from the original position, the first clamping seat 2 of the middle anchor rod body 1 is clamped in the fixed cavity 3, the clamping rod 12 is loosened, the spring 15 drives the clamping rod 12 to act, and the clamping grooves 16 on the rest first clamping seat 2 of the clamping seat 17 are clamped, then the first clamping seat 2 of another intermediate anchor rod body 1 is clamped in the fixing cavity 3 of the intermediate anchor rod body 1, when reaching the proper length, the second clamping seat 11 of the connector 10 is clamped with the fixing cavity 3 of the last middle anchor rod body 1, then carry out threaded connection with the shower nozzle of whitewashing device and slip casting mouth 7, need beat into partly air when last mud pours into the stock and make the inside grout of stock all get into the pile foundation.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Self-recovery anchor rod suitable for pile foundation, including middle stock body (1) and main stock body (4) and connector (10), its characterized in that: the outer surface of the main anchor rod body (4) is provided with a grouting hole (5), one end of the main anchor rod body (4) is fixedly connected with a shell expanding drill bit (6), the other end of the main anchor rod body (4) is provided with a fixed cavity (3), the main anchor rod body (4) is positioned at two sides of the fixed cavity (3) and is provided with a movable cavity (13), a clamping rod (12) is movably arranged inside the movable cavity (13), the top of the clamping rod (12) penetrates through the movable cavity (13) and extends to the top of the main anchor rod body (4), the outer surface of the clamping rod (12) positioned inside the movable cavity (13) is fixedly clamped with a spring (15), the bottom of the clamping rod (12) penetrates through the movable cavity (13) and extends to the inside of the fixed cavity (3) and is fixedly connected with a clamping seat (17), one end of the middle anchor rod body (1) is fixedly connected with a first clamping seat (2), the one end of first joint seat (2) and fixed chamber (3) inner part joint, the fixed surface of first joint seat (2) bonds and has rubber circle (14), the surface of rubber circle (14) contacts with the inner wall of fixed chamber (3), the one end fixedly connected with second joint seat (11) of connector (10), connector (10) fixed surface installs only to starch stopper (18), connector (10) are located the fixed surface on only starch stopper (18) right side and install backing plate (9), connector (10) are located the fixed surface on backing plate (9) right side and install nut (8), the fixed intercommunication of the other end of connector (10) has slip casting mouth (7).

2. A self retrieving anchor rod adapted for use in a pile foundation as claimed in claim 1, wherein: the outer surface of the middle anchor rod body (1) is provided with a grouting hole (5) which is the same as that of the main anchor rod body (4), and the grouting hole (5) is positioned on the threads of the middle anchor rod body (1) and the main anchor rod body (4).

3. A self retrieving anchor rod adapted for use in a pile foundation as claimed in claim 1, wherein: the other end of the middle anchor rod body (1) is provided with a fixed cavity (3) which is the same as that of the main anchor rod body (4), and the fixed cavity (3) is clamped with the second clamping seat (11).

4. A self retrieving anchor rod adapted for use in a pile foundation as claimed in claim 1, wherein: the outer diameter value of the spring (15) is 20mm, the inner diameter value is 16mm, and the steel degree value is 2 kg/cm.

5. A self retrieving anchor rod adapted for use in a pile foundation as claimed in claim 1, wherein: the first clamping seat (2) extends to the inside of the main anchor rod body (4), and the second clamping seat (11) extends to the inside of the middle anchor rod body (1).

6. A self retrieving anchor rod adapted for use in a pile foundation as claimed in claim 1, wherein: the outer surface of the first clamping seat (2) is provided with a clamping groove (16) matched with the clamping seat (17).