CN220335894U - Recoverable stock - Google Patents

Abstract

The utility model discloses a recyclable anchor rod, and belongs to the technical field of anchor rods. The novel anchor rod device comprises an anchor rod main body, wherein a connecting hole and two windows are formed in the anchor rod main body, the inner wall of the connecting hole is fixedly connected with a fixing plate, the anchor rod main body, a clamping plate, a support column, a fixing block and the like are arranged in the connecting hole.

Description

Recoverable stock

Technical Field

The utility model relates to a recyclable anchor rod, and belongs to the technical field of anchor rods.

Background

The construction process of the traditional soil nailing wall comprises the following steps: drilling a plurality of holes on a side slope of a foundation pit, then filling an anchor rod assembly into the holes, wherein the anchor rod assembly comprises an anchor rod end head and an anchor rod, after the anchor rod assembly is mounted, pouring concrete into the holes so as to tightly wrap the anchor rod by a stratum, binding a woven steel wire mesh on a rod section of the anchor rod extending out of the slope surface of the side slope, and finally spraying concrete to the slope surface of the side slope from bottom to top until the whole slope surface forms a concrete wall, thereby completing the construction of a soil nailing wall on the slope surface of the foundation pit.

When the anchor rod in the prior art is used, the anchor rod is usually left in an anchor rod hole to directly perform concrete pouring, the inside anchor rod is difficult to recover, the problem of the increase of the anchor rod cost is caused, and as the anchor rod is usually made of steel bars, when the anchor rod is left on a wall or underground, the cast anchor rod needs to be taken out when the later-stage wall or underground reconstruction engineering is performed, the anchor rod taking-out process is troublesome, the workload of workers is increased, the engineering period is prolonged, and a plurality of troubles are brought.

There is therefore a need to propose a new solution to this problem.

Disclosure of Invention

The technical problems to be solved by the utility model are as follows: the utility model provides a recoverable stock, it has solved stock among the prior art when using, usually stay the stock in the stock hole directly carry out concrete placement, inside stock is difficult to retrieve, has caused the problem that stock cost increases to because the stock adopts the reinforcing bar to make generally, when being stayed in wall or underground, can lead to later stage when carrying out wall or underground reconstruction engineering, need take out the stock of being pour, take out the stock more troublesome, increased workman's work load, prolonged engineering time limit for a project problem.

The technical problems to be solved by the utility model are realized by adopting the following technical scheme:

the utility model provides a recoverable stock, includes the stock main part, connecting hole and two windows have been seted up to the inside of stock main part, the inner wall fixedly connected with fixed plate of connecting hole, the equal fixedly connected with spring of upper surface and bottom surface of fixed plate, the inner wall of connecting hole rotates two support columns of fixedly connected with, and the surface of every support column all rotates and is connected with the cardboard, the equal fixedly connected with fixed block in right-hand member of every cardboard, and every fixed block all with corresponding spring fixed connection, the surface of stock main part is equipped with the sleeve pipe, the sliding tray has been seted up to sheathed tube inside, the inner wall of sliding tray cup joints with the stock main part, and the inner wall of sliding tray and the equal sliding contact of every fixed block.

Through adopting above-mentioned technical scheme, when using this device, through spanner rotation nut, can drive screw rod and stock main part when the nut rotates and rise, can drive two cardboard and fixed block and rise when the stock main part rises, move to the top of sliding tray when the fixed block, when staggering completely with the sliding tray, the spring that sets up can pop out two fixed blocks to the outside of stock main part and get into the spread groove, when two fixed blocks are popped out, the cardboard of lower extreme moves to the inboard of connecting hole, when the cardboard moves to the inboard of connecting hole, the cardboard cancellation is to the joint of extension head, upwards mentions the nut this moment, can take out the stock main part.

The utility model is further provided with: the inside of sleeve pipe has seted up the spread groove, the left end fixedly connected with equidistance range of sleeve pipe extends the piece.

Through adopting above-mentioned technical scheme, the spread groove that sets up can be when the cardboard cancellation with extend the head be connected, makes things convenient for the stock main part to take out, when extending the head and upwards moving, extends the head and can drive the extension piece and extend to the outside, makes things convenient for the sleeve pipe to fix in the stock hole.

The utility model is further provided with: the right end of the anchor rod main body is fixedly connected with a screw rod, and the outer surface of the screw rod is in threaded connection with a nut.

Through adopting above-mentioned technical scheme, the screw rod that sets up can fix the nut, and the nut of setting can drive screw rod and stock main part upward movement when rotating.

The utility model is further provided with: the left end of the nut is provided with a backing plate, and the backing plate is contacted with the right end of the sleeve.

Through adopting above-mentioned technical scheme, through backing plate and sheathed tube contact, make the backing plate become the atress point of nut, make things convenient for the nut to drive the screw rod and remove.

The utility model is further provided with: the left end of stock main part is equipped with extends the head, slide hole and draw-in groove have been seted up to the inside of extending the head.

Through adopting above-mentioned technical scheme, the extension head that sets up can be when rising, makes the extension piece extend to the outside, reaches the effect of fixing the sleeve pipe in the stock hole.

The utility model is further provided with: the inner wall of sliding hole and every cardboard all sliding contact, the inner wall of draw-in groove and the equal joint of every cardboard.

Through adopting above-mentioned technical scheme, can make things convenient for the cardboard to get into the draw-in groove through the slide hole that sets up, the draw-in groove that sets up can conveniently extend head and cardboard and carry out the joint.

The utility model is further provided with: the sleeve is made of plastic pipes, and the extension head is made of glass fiber reinforced plastic.

By adopting the technical scheme, the plastic pipeline used by the sleeve has good anti-corrosion effect, the plastic pipeline is buried underground, pollution can be reduced, the extension head is smaller, the influence on the later-stage underground peripheral engineering after grouting is smaller, and the pollution to soil can be reduced by the glass fiber reinforced plastic.

The beneficial effects of the utility model are as follows:

1. according to the device, the bolt body, the clamping plates, the supporting columns, the fixed blocks and other parts are arranged, when the device is used, the screw is driven to move through the rotating nuts, the clamping plates are driven to move when the screw moves, the fixed blocks and the springs are driven to move when the clamping plates move, when the fixed blocks move and the sliding grooves are staggered, the springs on the fixed plates pop up the fixed blocks to enable the fixed blocks to enter the connecting grooves, when the fixed blocks enter the connecting grooves, the fixed blocks drive the clamping plates to rotate towards the inside of the bolt body, when the clamping plates rotate into the inside of the bolt body, the clamping plates are not clamped with the extending heads, and at the moment, the moving nuts can drive the screw and the bolt body to move out of the sleeve, so that the device can facilitate the extraction of the bolt body according to requirements;

2. the device is provided with the extension head, the extension piece, the nut, the screw rod and other parts, when the device is used, the screw rod is driven to move by rotating the nut, the anchor rod main body and the clamping plate are driven to move when the screw rod moves, the extension head is driven to move when the clamping plate moves, the extension piece extends to the outer side of the sleeve by the inclined surface of the extension head when the extension head moves, the extension piece is clamped in the anchor rod hole when the extension piece is driven to extend by the extension head, and the sleeve is fixed when the extension piece is clamped, so that the device can clamp the sleeve in the anchor rod hole according to requirements.

Drawings

FIG. 1 is a schematic view of the overall three-dimensional structure of the present utility model.

Fig. 2 is a schematic view of the internal structure of the sleeve according to the present utility model.

Fig. 3 is an enlarged schematic view of the structure a in fig. 2 according to the present utility model.

Fig. 4 is a schematic view of the internal structure of the anchor body according to the present utility model.

In the figure: 1. an anchor body; 2. a connection hole; 3. a fixing plate; 4. a spring; 5. a fixed block; 6. a window; 7. a support column; 8. a clamping plate; 9. a sleeve; 10. a sliding groove; 11. a connecting groove; 12. an extension piece; 13. a backing plate; 14. a screw; 15. a nut; 16. an extension head; 17. a sliding hole; 18. a clamping groove.

Detailed Description

The utility model will be further described with reference to the following detailed drawings, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-4, a recoverable anchor rod comprises an anchor rod main body 1, wherein an extension head 16 is arranged at the left end of the anchor rod main body 1, a sliding hole 17 and a clamping groove 18 are formed in the extension head 16, and when the arranged extension head 16 ascends, an extension sheet 12 extends outwards to achieve the effect of fixing a sleeve 9 in an anchor rod hole.

The inner wall of slide hole 17 and every cardboard 8 all sliding contact, the inner wall of draw-in groove 18 and every cardboard 8 all joint can make things convenient for cardboard 8 to get into in the draw-in groove 18 through the slide hole 17 that sets up, and the draw-in groove 18 that sets up can conveniently extend head 16 and cardboard 8 and carry out the joint.

The right end fixedly connected with screw rod 14 of stock main part 1, the surface threaded connection of screw rod 14 has nut 15, and the screw rod 14 of setting can fix nut 15, and the nut 15 of setting can drive screw rod 14 and stock main part 1 upward movement when rotating.

The left end of the nut 15 is provided with the backing plate 13, and the backing plate 13 contacts with the right end of the sleeve 9, and the backing plate 13 becomes a stress point of the nut 15 through the contact between the backing plate 13 and the sleeve 9, so that the nut 15 is convenient to drive the screw 14 to move.

The inside of stock main part 1 has been seted up connecting hole 2 and two windows 6, the inner wall fixedly connected with fixed plate 3 of connecting hole 2, the equal fixedly connected with spring 4 of upper surface and bottom surface of fixed plate 3, the inner wall of connecting hole 2 rotates two support columns 7 of fixedly connected with, the surface of every support column 7 is all rotated and is connected with cardboard 8, the equal fixedly connected with fixed block 5 in right-hand member of every cardboard 8, and every fixed block 5 all with corresponding spring 4 fixed connection, the surface of stock main part 1 is equipped with sleeve pipe 9, spread groove 11 has been seted up to the inside of sleeve pipe 9, the left end fixedly connected with equidistance of sleeve pipe 9 extends piece 12, the spread groove 11 that sets up can be when cardboard 8 cancellation and the connection of extending head 16, make things convenient for stock main part 1 to take out, when extending head 16 upwards moves, extending head 16 can drive and extend piece 12 outside, make things convenient for sleeve pipe 9 to fix in the stock hole.

The inside of sleeve pipe 9 has been seted up sliding tray 10, the inner wall of sliding tray 10 cup joints mutually with stock main part 1, and the inner wall of sliding tray 10 and the equal sliding contact of every fixed block 5, when using this device, through spanner rotation nut 15, can drive screw rod 14 and stock main part 1 when nut 15 rotates, can drive two cardboard 8 and fixed block 5 and rise when stock main part 1 rises, move to the top of sliding tray 10 when the fixed block 5, when staggering with sliding tray 10 completely, the spring 4 that sets up can pop out two fixed blocks 5 outside to stock main part 1 and get into spread groove 11, when two fixed blocks 5 are popped out, the cardboard 8 of lower extreme moves to the inboard of connecting hole 2, when cardboard 8 moves to the inboard of connecting hole 2, cardboard 8 cancel the joint to extension head 16, at this moment, with nut 15 upwards lift, can take out stock main part 1.

The plastic pipe used by the sleeve 9 is made of a plastic pipe, the plastic pipe used by the extension head 16 is made of glass fiber reinforced plastic, the plastic pipe used by the sleeve 9 has good anti-corrosion effect, pollution can be reduced due to the fact that the plastic pipe is buried underground, the influence on the later-stage underground peripheral engineering after grouting is small due to the fact that the extension head 16 is small, and pollution to soil can be reduced due to the glass fiber reinforced plastic.

The implementation principle of the utility model is as follows: when the device is used, firstly, the device is placed in a drilled anchor rod hole, then the screw rod 14 is driven to move through the rotating nut 15, the anchor rod main body 1 is driven to move when the screw rod 14 moves, the fixing plate 3 and the two support columns 7 are driven to move when the anchor rod main body 1 moves, the clamping plate 8 and the fixing blocks 5 are driven to move through the fixing plate 3 and the two support columns 7, the extending head 16 is driven to move through the clamping plate 8, when the extending head 16 moves, the inclined surface of the extending head 16 props up the extending piece 12 to extend towards the inner wall of the anchor rod hole, the extending piece 12 is clamped with the anchor rod hole after extending, at the moment, the extending piece 12 can fix the fixing sleeve 9, when the fixing blocks 5 move to be staggered with the sliding groove 10, the fixing blocks 5 are pushed out of the fixing blocks 5, the fixing blocks 5 are enabled to enter the connecting groove 11, when the fixing blocks 5 enter the connecting groove 11, the clamping plate 8 can drive the clamping plate 8 to rotate towards the inside of the anchor rod main body 1, when the clamping plate 8 rotates to the inside of the anchor rod main body 1, the clamping plate 8 is cancelled to be clamped with the extending head 16, and the anchor rod main body 1 can be recovered.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, but is capable of various changes and modifications without departing from the spirit and scope of the utility model. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (7)

1. The utility model provides a recoverable stock, includes stock main part (1), its characterized in that: connecting hole (2) and two windows (6) have been seted up to the inside of stock main part (1), the inner wall fixedly connected with fixed plate (3) of connecting hole (2), the equal fixedly connected with spring (4) of upper surface and bottom surface of fixed plate (3), the inner wall of connecting hole (2) rotates fixedly connected with two support columns (7), the surface of every support column (7) all rotates and is connected with cardboard (8), the equal fixedly connected with fixed block (5) of right-hand member of every cardboard (8), and the equal fixed block (5) of every fixed block (4) all with corresponding spring (4) fixed connection, the surface of stock main part (1) is equipped with sleeve pipe (9), sliding tray (10) have been seted up to the inside of sleeve pipe (9), the inner wall of sliding tray (10) cup joints with stock main part (1), and the inner wall and the equal sliding contact of every fixed block (5) of sliding tray (10).

2. A retractable bolt according to claim 1, wherein: the inside of sleeve pipe (9) has offered spread groove (11), the left end fixedly connected with of sleeve pipe (9) extends piece (12) that the equidistance was arranged.

3. A retractable bolt according to claim 1, wherein: the right end of the anchor rod main body (1) is fixedly connected with a screw rod (14), and the outer surface of the screw rod (14) is in threaded connection with a nut (15).

4. A retractable bolt according to claim 3, wherein: the left end of the nut (15) is provided with a backing plate (13), and the backing plate (13) is contacted with the right end of the sleeve (9).

5. A retractable bolt according to claim 1, wherein: the left end of the anchor rod main body (1) is provided with an extension head (16), and a sliding hole (17) and a clamping groove (18) are formed in the extension head (16).

6. A retractable bolt according to claim 5, wherein: the inner wall of the sliding hole (17) is in sliding contact with each clamping plate (8), and the inner wall of the clamping groove (18) is clamped with each clamping plate (8).

7. A retractable bolt according to claim 5, wherein: the sleeve (9) is made of plastic pipes, and the extension head (16) is made of glass fiber reinforced plastic.