CN210459981U

CN210459981U - High-strength anchoring device

Info

Publication number: CN210459981U
Application number: CN201921078318.6U
Authority: CN
Inventors: 严进年
Original assignee: Wuhan Shiante Technology Development Co ltd
Current assignee: Wuhan Shiante Technology Development Co ltd
Priority date: 2019-07-10
Filing date: 2019-07-10
Publication date: 2020-05-05
Anticipated expiration: 2029-07-10

Abstract

The utility model relates to the field of building engineering, and discloses a high-strength anchoring device, which comprises a template, a threaded pull rod, a nut and a concrete body; the template is preset with anchoring holes; the threaded pull rod is inserted into the concrete body, at least one end of the threaded pull rod extends out of the concrete body and penetrates through an anchoring hole preset on the template; the nut is in threaded connection with the threaded pull rod. The high-strength anchoring system has high tensile strength, simple and rapid construction, repeated use and low cost, can effectively improve the engineering quality and the construction efficiency, and has high safety guarantee; the universality is good, the applicable scene range is wide, and the use mode is flexible.

Description

High-strength anchoring device

Technical Field

The utility model relates to a building engineering field, concretely relates to high strength anchor.

Background

The anchoring device used in the existing building engineering is generally complex to operate during installation, high in labor intensity and long in construction period. In addition, the current mainstream anchor device is mostly disposable, can not only be taken out after pouring, and still needs to consume the anchor bar that the manual work cut off, polished and exposed the concrete body specially, and the cost is very high. The two defects are particularly remarkable in construction projects with large engineering quantity and relatively complex processes.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to the not enough of above-mentioned technique, provide a high strength anchor, tensile strength is high, and the construction is simple swift, repeatedly usable, and is with low costs, can effectively improve engineering quality and efficiency of construction, and the safety guarantee is high.

In order to achieve the above purpose, the utility model provides a technical scheme does:

a high-strength anchoring device comprises a template, a threaded pull rod, a nut and a concrete body; the template is preset with anchoring holes; the threaded pull rod is inserted into the concrete body, at least one end of the threaded pull rod extends out of the concrete body and penetrates through an anchoring hole preset on the template; the nut is in threaded connection with the threaded pull rod.

Preferably, a steel member is fixedly installed in the concrete body; the steel member is fixedly connected with a joint; the joint is in threaded connection with a threaded pull rod inserted in the concrete body; the outer parts of the joint and the threaded pull rod are sleeved with sleeves; a bearing ring and a backing plate are sleeved on the threaded pull rod between the nut and the template.

Preferably, both ends of the threaded pull rod extend out of the concrete body and penetrate through anchor holes preset on the formworks on one side of the threaded pull rod; a sleeve is sleeved outside the threaded pull rod; a bearing ring and a backing plate are sleeved on the threaded pull rod between the nut and the template.

Preferably, a steel member is fixedly installed in the concrete body; the two sides of the steel member are symmetrically and fixedly connected with joints; the joints are respectively in threaded connection with a threaded pull rod inserted in the concrete body; the outer parts of the joint and the threaded pull rod are sleeved with sleeves; a bearing ring and a backing plate are sleeved on the threaded pull rod between the nut and the template.

Preferably, the device further comprises a positioning cone; the threaded pull rod comprises a straight line section and a corrugated section fixedly connected with one end of the straight line section; the corrugated section comprises a plurality of corrugations and is fixedly connected in the concrete body; the diameter of the straight line section is 10 mm-25 mm, and one end of the straight line section extends out of the concrete body and penetrates through an anchoring hole preset on the template; the positioning cone is fixedly connected in the concrete body and comprises a through type hole, and the positioning cone is in threaded connection with the straight line section of the threaded pull rod.

Compared with the prior art, the utility model, have following advantage:

1. the high-strength anchoring device is high in tensile strength, simple and rapid in construction, reusable, low in cost, capable of effectively improving engineering quality and construction efficiency, and high in safety guarantee.

2. The universality is good, the applicable scene range is wide, and the use mode is flexible.

Drawings

FIG. 1 is a sectional view of example 1.

FIG. 2 is a sectional view of example 2.

FIG. 3 is a sectional view of example 3.

FIG. 4 is a sectional view of example 4.

The components in the figures are numbered as follows:

high strength pull rod 1, nut 2, pouring template 3, concrete body 4, bearing ring 5, backing plate 6, weldable connector 7, sleeve pipe 8, steel member 9, location awl 10.

Detailed Description

The present invention will be further explained with reference to specific examples, which are to be understood as illustrative only and not as limiting the scope of the invention, and modifications to the various equivalent forms of the invention, which may occur to those skilled in the art upon reading the present invention, fall within the scope of the appended claims.

Embodiment 1 as shown in fig. 1, a high-strength anchoring device comprises 1

template

3, 1 threaded

pull rod

1, 1 nut 2 and a concrete body 4; an anchoring hole is preset on the template 3; the threaded pull rod 1 is made of high-strength steel, has the diameter of 25mm and the tensile strength of 1000Mpa, is inserted into the concrete body 4, and has one end extending out of the concrete body 4 and penetrating through an anchoring hole preset on the template 3; the nut 2 is a large hexagonal nut, has the tensile strength of 1000Mpa and is in threaded connection with the threaded pull rod 1; a steel member 9 is fixedly arranged in the concrete body 4; the steel member 9 is fixedly connected with a joint 7 in a welding mode; the tensile strength of the joint 7 is 1000Mpa, the joint is cylindrical and is in threaded connection with the threaded pull rod 1 inserted in the concrete body 4; the outer parts of the joint 7 and the threaded pull rod 1 are sleeved with a sleeve 8; the sleeve 8 is a PVC pipe, the top section of one end of the sleeve is tightly contacted with the steel member 9, and the top section of the other end of the sleeve is tightly contacted with the template 3; the function of the sleeve 8 is: separating the threaded pull rod 1 from the concrete when the concrete body 4 is poured; a pressure-bearing ring 5 and a backing plate 6 are sleeved on the threaded pull rod 1 between the nut 2 and the template 3 so as to disperse the pressure exerted by the nut 2 on the template 3 and play a role in fastening and stabilizing; the thread is a T-shaped thread; the sleeve 8 and the joint 7 are left in the concrete body 4 after use; the nut 2, the threaded pull rod 1, the pressure-bearing ring 5 and the base plate 6 are screwed out after the concrete body 4 is stably formed, and the screw can be repeatedly used for not less than 50 times, so that the cost is reduced.

Embodiment 2 as shown in fig. 2, a high-strength anchoring device comprises 2

templates

3, 1 threaded

pull rod

1, 2 nuts 2 and a concrete body 4; an anchoring hole is preset on the template 3; the threaded pull rod 1 is made of high-strength steel and is inserted into the concrete body 4, two ends of the threaded pull rod extend out of the concrete body 4, the diameter of the threaded pull rod is 25mm, the tensile strength of the threaded pull rod is 1000Mpa, and the threaded pull rod penetrates through anchoring holes preset in one formwork 3; the nuts 2 are large hexagonal nuts, the tensile strength is 1000Mpa, and the 2 nuts 2 are respectively in threaded connection with the 2 threaded pull rods 1; a sleeve 8 is sleeved outside the threaded pull rod 1; the sleeve 8 is a PVC pipe and is sleeved outside the threaded pull rod 1, and the top sections of the two ends are respectively in close contact with the 2 templates 3; the sleeve 8 has the following functions: separating the threaded pull rod 1 from the concrete when the concrete body 4 is poured; a pressure-bearing ring 5 and a backing plate 6 are sleeved on the threaded pull rod 1 between the nut 2 and the template 3 so as to disperse the pressure exerted by the nut 2 on the template 3 and play a role in fastening and stabilizing; the thread is a T-shaped thread; the sleeve 8 and the joint 7 are left in the concrete body 4 after use; the nut 2, the threaded pull rod 1, the pressure-bearing ring 5 and the base plate 6 are screwed out after the concrete body 4 is stably formed, and the screw can be repeatedly used for not less than 50 times, so that the cost is reduced.

Embodiment 3 as shown in fig. 3, a high-strength anchoring device comprises 2

templates

3, 2 threaded

pull rods

1, 2 nuts 2 and a concrete body 4; an anchoring hole is preset on the template 3; the threaded pull rod 1 is made of high-strength steel, has the diameter of 10mm and the tensile strength of 900Mpa, is symmetrically arranged on two sides of a steel member 9, and is provided with one end extending out of the concrete body 4 and respectively penetrating through anchoring holes preset on the template 3 on the side; the nuts 2 are large hexagonal nuts, the tensile strength is 900Mpa, and the 2 nuts 2 are respectively in threaded connection with the 2 threaded pull rods 1; a steel member 9 is fixedly arranged in the concrete body 4; 2 joints 7 are symmetrically and fixedly connected to two sides of the steel member 9 in a welding manner; the 2 joints 7 are cylindrical, have the tensile strength of 900Mpa and are respectively in threaded connection with 1 threaded pull rod 1 inserted in the concrete body 4; the connector 7 and the threaded pull rod 1 are externally sleeved with a sleeve 8 which is a PVC pipe and respectively sleeved outside the threaded pull rod 1 on the side, the top section of one end is in close contact with the steel member 9, and the top section of the other end is in close contact with the template 3; the sleeve 8 has the following functions: separating the threaded pull rod 1 from the concrete when the concrete body 4 is poured; a pressure-bearing ring 5 and a backing plate 6 are sleeved on the threaded pull rod 1 between the nut 2 and the template 3 so as to disperse the pressure exerted by the nut 2 on the template 3 and play a role in fastening and stabilizing; the screw thread is T-shaped screw thread. The sleeve 8 and the joint 7 are left in the concrete body 4 after use; the nut 2, the threaded pull rod 1, the pressure-bearing ring 5 and the base plate 6 are screwed out after the concrete body 4 is stably formed, and the screw can be repeatedly used for not less than 50 times, so that the cost is reduced.

Embodiment 4 as shown in fig. 4, a high-strength anchoring device includes a formwork 3, a threaded rod 1, a nut 2 and a concrete body 4; an anchoring hole is preset on the template 3; the threaded pull rod 1 is made of high-strength steel and is inserted into the concrete body 4, the tensile strength of the threaded pull rod is 900Mpa, and the threaded pull rod comprises a straight line section and a corrugated section fixedly connected with one end of the straight line section; the length of the straight line section is 240mm, the diameter of the straight line section is 25mm, one end of the straight line section extends out of the concrete body 4 and penetrates through an anchoring hole preset on the template 3; the corrugated section comprises 9 corrugations, and the length of the corrugated section is 300 mm; the corrugated section has the function that the threaded pull rod 1 is fixed after the concrete body 4 is stably formed, so that the gripping force is increased; the nut 2 is a large hexagonal nut, has the tensile strength of 900Mpa and is in threaded connection with the threaded pull rod 1; the embodiment also comprises 1 positioning cone 10 which is fixedly connected in the concrete body 4; the positioning cone 10 comprises 1 through hole, and is in threaded connection with the threaded pull rod 1; the thread is a T-shaped thread; the positioning cone 10 and the threaded pull rod 1 are left in the concrete body 4 after use.

The above embodiments are only used for illustrating the design ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention, and the protection scope of the present invention is not limited to the above embodiments. Therefore, all the equivalent changes or modifications made according to the principles and design ideas disclosed by the present invention are within the protection scope of the present invention.

Claims

1. The utility model provides a high strength anchor, includes template (3), screw pull rod (1), nut (2) and concrete body (4), its characterized in that: an anchoring hole is preset on the template (3); the threaded pull rod (1) is inserted into the concrete body (4), at least one end of the threaded pull rod extends out of the concrete body (4) and penetrates through a preset anchoring hole in the template (3); the nut (2) is in threaded connection with the threaded pull rod (1).

2. A high strength anchoring device according to claim 1, wherein: a steel member (9) is fixedly arranged in the concrete body (4); the steel member (9) is fixedly connected with a joint (7); the joint (7) is in threaded connection with a threaded pull rod (1) inserted in the concrete body (4); a sleeve (8) is sleeved outside the joint (7) and the threaded pull rod (1); a pressure-bearing ring (5) and a backing plate (6) are sleeved on the threaded pull rod (1) between the nut (2) and the template (3).

3. A high strength anchoring device according to claim 1, wherein: both ends of the threaded pull rod (1) extend out of the concrete body (4) and penetrate through anchoring holes preset on the formworks (3) on one side of each threaded pull rod; a sleeve (8) is sleeved outside the threaded pull rod (1); a pressure-bearing ring (5) and a backing plate (6) are sleeved on the threaded pull rod (1) between the nut (2) and the template (3).

4. A high strength anchoring device according to claim 1, wherein: a steel member (9) is fixedly arranged in the concrete body (4); the two sides of the steel member (9) are symmetrically and fixedly connected with joints (7); the joints (7) are respectively in threaded connection with a threaded pull rod (1) inserted in the concrete body (4); a sleeve (8) is sleeved outside the joint (7) and the threaded pull rod (1); a pressure-bearing ring (5) and a backing plate (6) are sleeved on the threaded pull rod (1) between the nut (2) and the template (3).

5. A high strength anchoring device according to claim 1, wherein: also comprises a positioning cone (10); the threaded pull rod (1) comprises a straight line section and a corrugated section fixedly connected with one end of the straight line section; the corrugated section comprises a plurality of corrugations and is fixedly connected in the concrete body (4); the diameter of the straight line section is 10 mm-25 mm, one end of the straight line section extends out of the concrete body (4) and penetrates through an anchoring hole preset on the template (3); the positioning cone (10) is fixedly connected in the concrete body (4) and comprises a through hole, and the through hole is in threaded connection with the straight line section of the threaded pull rod (1).