CN219219761U

CN219219761U - Reusable quick-release U-shaped anchor bolt

Info

Publication number: CN219219761U
Application number: CN202223008934.9U
Authority: CN
Inventors: 周英博; 崔伟强; 张少鹏; 付静
Original assignee: China Construction Seventh Engineering Division Corp Ltd
Current assignee: China Construction Seventh Engineering Division Corp Ltd
Priority date: 2022-11-11
Filing date: 2022-11-11
Publication date: 2023-06-20
Anticipated expiration: 2032-11-11

Abstract

The utility model provides a reusable quick-release U-shaped anchoring bolt, which solves the problems that after construction is finished, an exposed part of the U-shaped anchoring bolt is required to be cut by a cutting machine or gas cutting, the cutting process is time-consuming, a large potential safety hazard exists, and the cut part cannot be reused. The utility model comprises a U-shaped rod, a connecting piece and an overhanging rod component, wherein the U-shaped rod is used for being embedded in concrete. One end of the connecting piece is detachably and fixedly connected with the end part of the U-shaped rod, one end of the connecting piece far away from the U-shaped rod extends to the outside of the concrete, or one end of the connecting piece far away from the U-shaped rod is flush with the outer surface of the concrete. One end of the cantilever rod member is detachably and fixedly connected with one end of the connecting piece, which is far away from the U-shaped rod, and the other end of the cantilever rod member extends towards the direction, which is far away from the connecting piece. The U-shaped anchoring bolt is simple in structure, and can be directly detached from the exposed part of the U-shaped anchoring bolt, so that the recycling of the exposed part of the U-shaped anchoring bolt is realized.

Description

Reusable quick-release U-shaped anchor bolt

Technical Field

The utility model belongs to the technical field of constructional engineering, and particularly relates to a reusable quick-release U-shaped anchor bolt.

Background

Along with the rapid development of economy, the construction industry enters a high-speed development period, the engineering construction scale is continuously enlarged, the number of the cantilever type steel scaffold built in the early construction period is increased, the use amount of the cantilever type unloading platform is also increased, and the building of the cantilever type steel scaffold and the fixed end of the cantilever type unloading platform both adopt U-shaped anchor bolts processed by integrated round steel as the reinforcing ends.

However, in the process of implementing the technical solution of the embodiment of the present application, the applicant finds that at least the following technical problems exist in the above technology: after the construction is finished, the exposed part of the U-shaped anchoring bolt is required to be cut by a cutting machine or gas cutting, the cutting process is time-consuming, meanwhile, the potential safety hazard is large, the cut part cannot be reused, and large material waste is caused.

Disclosure of Invention

In order to solve the problems that in the background technology, after construction is finished, the exposed part of the U-shaped anchoring bolt is required to be cut by a cutting machine or gas cutting, the cutting process is time-consuming, meanwhile, the potential safety hazard is large, and the cut part cannot be reused, the utility model provides the reusable quick-dismantling U-shaped anchoring bolt.

The utility model relates to a reusable quick-dismantling U-shaped anchoring bolt, which adopts the following technical scheme: the concrete pile comprises a U-shaped rod, a connecting piece and an overhanging rod member, wherein the U-shaped rod is pre-buried in concrete;

one end of the connecting piece is detachably and fixedly connected with the end part of the U-shaped rod, and one end of the connecting piece far away from the U-shaped rod extends to the outside of the concrete, or one end of the connecting piece far away from the U-shaped rod is flush with the outer surface of the concrete;

one end of the cantilever rod member is detachably and fixedly connected with one end of the connecting piece, which is far away from the U-shaped rod, and the other end of the cantilever rod member extends towards the direction, which is far away from the connecting piece.

Further, the two end parts of the U-shaped rod are fixedly provided with first external threaded rods, and the first external threaded rods are positioned in the concrete;

the connecting piece is an internal thread sleeve, one end of the internal thread sleeve is sleeved on the first external threaded rod, and the internal thread sleeve is in threaded fit with the first external threaded rod;

the cantilever rod component comprises two cantilever rods, and one end of each cantilever rod is detachably and fixedly connected with the internal thread sleeve.

Further, the cantilever rod comprises a connecting rod and a second external threaded rod, one end of the second external threaded rod, which is adjacent to the connecting rod, is fixedly connected, the other end of the second external threaded rod is inserted into the internal threaded sleeve, and the second external threaded rod is in threaded fit with the internal threaded sleeve.

Further, the cantilever rod further comprises a third external threaded rod, one end of the third external threaded rod is fixedly connected with one end of the connecting rod, which is far away from the second external threaded rod, a nut is arranged on the third external threaded rod in a penetrating mode, and the nut is in threaded fit with the third external threaded rod.

Further, the cantilever rod component further comprises a baffle plate, the baffle plate is provided with a through connecting hole, the baffle plate is arranged on the cantilever rod in a sliding sleeve mode through the connecting hole, the baffle plate is perpendicular to the cantilever rod, and the baffle plate is located between the nut and the internal thread sleeve.

Further, two connecting holes are formed in the baffle at intervals, and the baffle is simultaneously arranged on the two suspension rods in a sliding mode through the two connecting holes.

The utility model has the advantages that: the cantilever rod member in the U-shaped anchoring bolt is detachably and fixedly connected with the U-shaped rod through the connecting piece, and after the U-shaped anchoring bolt is used, the connecting piece and the cantilever rod member can be detached for recycling, so that the recycling of steel is greatly realized, the steel is saved, and good social benefits are achieved.

The remained U-shaped rod is positioned in the concrete, so that the exposed part of the U-shaped anchoring bolt is prevented from being cut, and the potential safety hazard in the cutting process is avoided.

The device has the advantages of simple structural design and convenient manufacture, and constructors can install according to the requirements of drawings and construction schemes. Meanwhile, when the U-shaped anchor bolt is used, the operation is convenient, the exposed part of the U-shaped anchor bolt is prevented from being cut, and the working time is saved.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic perspective view of a U-shaped anchor bolt of embodiment 1;

FIG. 2 is a schematic perspective view of the baffle of FIG. 1;

fig. 3 is a schematic perspective view of the U-shaped rod and the first male screw rod in fig. 1;

fig. 4 is a schematic perspective view of the cantilever rod, the second externally threaded rod and the third externally threaded rod of fig. 1.

In the figure, 1, U type pole, 2, baffle, 3, first external screw rod, 4, internal screw sleeve, 5, cantilever rod, 6, second external screw rod, 7, third external screw rod, 8, connecting hole, 9, nut, 10, connecting rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without any inventive effort, are intended to be within the scope of the utility model.

Example 1: a reusable quick-release U-shaped anchor bolt is shown in fig. 1 and 3, and comprises a U-shaped rod 1, wherein the U-shaped rod 1 is used for being embedded in concrete.

As shown in fig. 1 and 3, the two ends of the U-shaped rod 1 are fixedly welded with a first external threaded rod 3, and the length of the internal threaded sleeve 4 is slightly longer than twice the length of the first external threaded rod 3.

As shown in fig. 1 and 3, one ends of the two first external screw rods 3 far away from the U-shaped rod 1 are respectively provided with an internal screw sleeve 4, one end of the internal screw sleeve 4 is sleeved on the first external screw rod 3, and the internal screw sleeve 4 is in screw close fit with the first external screw rod 3. The first externally threaded rod 3 is located in the concrete, and the end of the internally threaded sleeve 4 remote from the U-shaped rod 1 extends to the outside of the concrete.

As shown in fig. 1 and 4, one end of the internal thread sleeve 4, which is far away from the first external thread rod 3, is provided with a cantilever rod member, the cantilever rod member comprises two cantilever rods 5, the cantilever rods 5 comprise a connecting rod 10, a second external thread rod 6 and a third external thread rod 7, one end of the second external thread rod 6 is fixedly connected with one end, which is close to the connecting rod 10, of the connecting rod 10, and one end, which is far away from the second external thread rod 6, of the connecting rod 10 is fixedly welded with one end of the third external thread rod 7.

As shown in fig. 1 and 4, the length of the second external threaded rod 6 is equal to that of the first external threaded rod 3, one end of the second external threaded rod 6, which is far away from the connecting rod 10, is inserted into the internal threaded sleeve 4, and the second external threaded rod 6 is in threaded close fit with the internal threaded sleeve 4.

As shown in fig. 1 and 2, a nut 9 is threaded on the third external threaded rod 7, the nut 9 is in threaded fit with the third external threaded rod 7, the cantilever rod member further comprises a baffle plate 2, two through connecting holes 8 which are arranged at intervals are arranged on the baffle plate 2, the baffle plate 2 is slidably sleeved on the two cantilever rods 5 through the two connecting holes 8, the baffle plate 2 and the cantilever rods 5 are mutually perpendicular, the baffle plate 2 is located between the nut 9 and the internal threaded sleeve 4, and the nut 9 is used for reinforcing the baffle plate 2 when the U-shaped bolt is used.

Working principle: the U-shaped rod 1 is pre-buried, the U-shaped rod 1 is installed and fixed to the correct position of the floor slab according to the drawing and the construction scheme, and the first external threaded rod 3 is completely screwed into the internal threaded sleeve 4.

Concrete casting is performed to ensure that the end of the female threaded sleeve 4 remote from the first male threaded rod 3 is located outside the concrete.

And installing the cantilever rod component, wherein the upper parts of the two internally threaded sleeves 4 are in threaded fit with the two second externally threaded rods 6 and are tightly connected, so that the threads of the second externally threaded rods 6 are not exposed by more than 1 thread.

The steel beam penetrates between the two cantilever rods 5, the baffle plate 2 is sleeved on the two cantilever rods 5 in a sliding mode, then two nuts 9 are used for being installed on the two third external threaded rods 7, the nuts 9 are rotated towards the direction close to the baffle plate 2, the baffle plate 2 is abutted against the steel beam, and accordingly the nuts 9 and the baffle plate 2 are used for reinforcing the steel beam penetrating between the two cantilever rods 5, and installation of the U-shaped anchoring bolts is completed.

After the U-shaped anchoring bolt is used, the nut 9, the baffle plate 2, the cantilever rod 5 and the internal thread sleeve 4 are sequentially removed, and the upper part of the first external threaded rod 3 is smoothed with the surface of concrete by using concrete.

Example 2: the difference between the present embodiment and the embodiment 1 is that two nuts 9 are sleeved on the two third external threaded rods 7, the four nuts 9 are all arranged on one side of the baffle plate 2 far away from the internal threaded sleeve 4, and other structures are the same as those of the embodiment 1.

Example 3: the reusable quick-release U-shaped anchor bolt of this embodiment is different from embodiment 1 in that the end of the female threaded sleeve 4 remote from the U-shaped rod 1 is flush with the outer surface of the concrete, and the other structures are the same as those of embodiment 1.

Example 4: the reusable quick-release U-shaped anchor bolt is different from embodiment 1 in that baffle plates 2 are sleeved on two cantilever rods 5 in a sliding manner, and other structures are the same as those of embodiment 1.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a repeatedly usable's quick detach U type anchor bolt which characterized in that: the concrete pile comprises a U-shaped rod (1), a connecting piece and an overhanging rod member, wherein the U-shaped rod (1) is used for being embedded in concrete;

one end of the connecting piece is detachably and fixedly connected with the end part of the U-shaped rod (1), and one end of the connecting piece far away from the U-shaped rod (1) extends to the outside of the concrete, or one end of the connecting piece far away from the U-shaped rod (1) is flush with the outer surface of the concrete;

one end of the cantilever rod member is detachably and fixedly connected with one end of the connecting piece, which is far away from the U-shaped rod (1), and the other end of the cantilever rod member extends towards the direction, which is far away from the connecting piece.

2. The reusable quick release U-shaped anchor bolt of claim 1, wherein: the two ends of the U-shaped rod (1) are fixedly provided with first external threaded rods (3), and the first external threaded rods (3) are positioned in the concrete;

the connecting piece is an internal thread sleeve (4), one end of the internal thread sleeve (4) is sleeved on the first external threaded rod (3), and the internal thread sleeve (4) is in threaded fit with the first external threaded rod (3);

the cantilever rod component comprises two cantilever rods (5), and one end of each cantilever rod (5) is detachably and fixedly connected with the internal thread sleeve (4).

3. The reusable quick release U-shaped anchor bolt of claim 2, wherein: the cantilever rod (5) comprises a connecting rod (10) and a second external threaded rod (6), one end of the second external threaded rod (6) close to the connecting rod (10) is fixedly connected, the other end of the second external threaded rod (6) is inserted into the internal threaded sleeve (4), and the second external threaded rod (6) is in threaded fit with the internal threaded sleeve (4).

4. A reusable quick release U-shaped anchor bolt as claimed in claim 3 wherein: the cantilever rod (5) further comprises a third external threaded rod (7), one end of the third external threaded rod (7) is fixedly connected with one end of the connecting rod (10) far away from the second external threaded rod (6), a nut (9) is arranged on the third external threaded rod (7) in a penetrating mode, and the nut (9) is in threaded fit with the third external threaded rod (7).

5. The reusable quick release U-shaped anchor bolt of claim 4, wherein: the cantilever rod component further comprises a baffle plate (2), a through connecting hole (8) is formed in the baffle plate (2), the baffle plate (2) is arranged on the cantilever rod (5) in a sliding sleeve mode through the connecting hole (8), the baffle plate (2) is perpendicular to the cantilever rod (5), and the baffle plate (2) is located between the nut (9) and the internal thread sleeve (4).

6. The reusable quick release U-shaped anchor bolt of claim 5, wherein: the baffle (2) is provided with two connecting holes (8) which are arranged at intervals, and the baffle (2) is simultaneously arranged on the two overhanging rods (5) in a sliding way through the two connecting holes (8).