CN211080585U

CN211080585U - Combined pre-buried threaded sleeve

Info

Publication number: CN211080585U
Application number: CN201921462583.4U
Authority: CN
Inventors: 刘宗庆; 晏勇
Original assignee: Luoyang Guyue Track Technology Co ltd
Current assignee: LUOYANG GUYUE TRACK TECHNOLOGY Co.,Ltd.; China Railway Siyuan Survey and Design Group Co Ltd
Priority date: 2019-09-04
Filing date: 2019-09-04
Publication date: 2020-07-24
Anticipated expiration: 2029-09-04

Abstract

The utility model relates to a building material field especially relates to a modular pre-buried threaded sleeve, including a plurality of tail hooks that are the matrix arrangement, any tail hook is for falling T type, L type, U type, annular one of them, is provided with the connection location spare between two adjacent tail hooks, tail hook upper end detachable is provided with threaded sleeve, the threaded sleeve upper end is provided with the screw hole, and screw hole department screw thread is provided with the end cap, can adopt to ally oneself with more structure according to the design requirement, with a plurality of sleeves through welding, joint, bind or other connector combinations make and ally oneself with the sleeve more, install, fix in pouring the mould when being convenient for pre-buried, each sleeve mutual position degree of accuracy is secure, finished product structure rule.

Description

Combined pre-buried threaded sleeve

Technical Field

The utility model relates to a building material field especially relates to a modular pre-buried threaded sleeve.

Background

In the process of building construction, an in-situ embedded joint is often required to be poured, other parts and supporting facilities are convenient to connect, the existing embedded joint is mainly a deformed steel bar joint, the joint is economical and high in structural strength, but the existing embedded joint needs to extend to the outside of concrete for a long length (generally 30-200 mm) to facilitate the connection of other parts, the connection is generally welded and fixed, the welding position is easy to corrode, and the disassembly and the demolding after pouring are inconvenient.

The invention patent application with the application number of 201910226171.9 discloses a method for processing the insufficient length of threads of embedded bolts of an equipment foundation. The construction method is simple, convenient to operate, does not damage the original equipment foundation, reaches the standard in strength, can effectively save labor cost and material cost, shortens the construction period, reduces the construction cost, but is only an improvement and trimming process, and cannot provide a multipoint connection embedded connecting piece which is high in structural strength and convenient to connect, disassemble and demold.

Disclosure of Invention

An object of the utility model is to overcome not enough among the prior art, provide a form the multiple-unit type assembly after a plurality of sleeve hookups for the pre-buried threaded sleeve of combination formula in multiple spot installation place can make up according to the designing requirement.

The utility model discloses a modular pre-buried threaded sleeve, including being a plurality of tail hooks of matrix arrangement, any tail hook is one of them of type of falling T, L type, U type, annular, is provided with the connection location spare between two adjacent tail hooks, tail hook upper end detachable is provided with threaded sleeve, the threaded sleeve upper end is provided with the screw hole, screw hole department is provided with the end cap.

Furthermore, an upward stud is arranged at the upper end of the tail hook, a stud thread is arranged at the lower end of the threaded sleeve in a penetrating mode, a clamping nut is further sleeved on the stud thread in a sleeved mode, and the threaded hole is arranged towards the outer plane of the concrete.

Further, the threaded sleeve is of a cylindrical shape, the threaded hole is coaxial with the threaded sleeve, the threaded hole penetrates through the threaded sleeve, and the stud thread penetrates through the threaded hole.

Further, the threaded sleeve is prismatic or cylindrical.

Furthermore, two connecting positioning parts are arranged between two adjacent tail hooks, and the two connecting positioning parts are respectively a first connecting positioning part arranged at the upper end or the middle end of the tail hook and a second connecting positioning part arranged at the lower end of the tail hook.

Further, the tail hook is of an inverted T shape, an L shape or a U shape, and the second connecting and positioning piece is arranged at the bent part of the tail hook.

Furthermore, the tail hook is annular, and the second connecting and positioning piece penetrates through the tail hook.

Further, the connecting and positioning piece is one of a rod, a strip and a tube.

The beneficial effects of the utility model reside in that:

1. the combined structure is adopted, and the tail hook shape is favorable for enhancing the pre-buried bonding strength and adapting to different technical working conditions;

2. for structural use requirements with higher embedded strength requirements, the tail hook can be sleeved and welded with the steel bar into a whole, so that the use is convenient;

3. the multi-gang array component can be made as required;

4. can adopt many to ally oneself with the structure as required, with a plurality of sleeves through reinforcing bar or other connectors welding joint, bind the combination and make many to ally oneself with the sleeve, install, fix in pouring the mould when being convenient for pre-buried, the mutual position accuracy of each sleeve is guaranteed.

5. Finished product structure is neat, conveniently pours, and the back structural strength of pouring is high.

Drawings

FIG. 1 is a schematic view of the structure of example 1;

FIG. 2 is a schematic view of the structure of embodiment 2;

FIG. 3 is a schematic view showing the structure of embodiment 3;

FIG. 4 is a schematic view of a tail hook in a looped configuration;

FIG. 5 is a schematic view of an L-type tail hook;

FIG. 6 is a schematic view of an inverted T-shaped tail hook;

FIG. 7 is a schematic view of a U-shaped tail hook;

wherein: 1-a threaded sleeve, 2-a tail hook, 3-a clamping nut, 4-a first connecting positioning piece, 5-a threaded hole and 6-a second connecting positioning piece.

Detailed Description

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

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.

In the following embodiments, the tail hook is made of high-strength carbon steel, so that the use amount of stainless steel is reduced and the cost is reduced on the premise of ensuring the mechanical strength, the surface of the tail hook on the surface of the tail hook is subjected to hot galvanizing, antirust paint coating and insulating coating, the service life is ensured, and the tail hook can also be formed by bending a steel bar for convenient manufacturing.

In the following embodiments, the threaded sleeve may be made of functional materials such as stainless steel, ceramics, engineering plastics, etc. to meet different application and technical requirements.

In the following embodiments, the threaded sleeve may have various shapes such as a triangular prism shape, a quadrangular prism shape, a hexagonal prism shape, and the like, and may be a cylindrical shape, and may be screwed by a pipe wrench.

The threaded sleeve and the tail hook are connected through threads and then welded in a girth mode, and then the threaded sleeve and the tail hook are fixed through the fastening nut, so that the connection strength is improved.

In the following embodiments, two connecting and positioning parts are arranged between two adjacent tail hooks, the two connecting and positioning parts are respectively a first connecting and positioning part connected to the upper end or the middle end of the tail hook and a second connecting and positioning part connected to the lower end of the tail hook, when the tail hook is of an inverted T shape, an L shape or a U shape, the second connecting and positioning part is arranged at the bent part of the tail hook, and when the tail hook is of an annular shape, the second connecting and positioning part penetrates through the tail hook.

In order to ensure stability, a plurality of first connecting positioning pieces/second connecting positioning pieces are generally integrally formed when the tail hook is used and are connected with the tail hook in a welding, clamping or steel wire bundling mode.

For adapting to different technical condition, the connection location spare can choose for use shaft-like, strip, tubulose one of them, concrete optional screw-thread steel, sheet metal strip, galvanized steel pipe etc. convenient selection of material, at the in-process of actual construction, also can pour the template and punch or utilize and pour the template and set up the fixed pre-buried screw sleeve of combination formula of installation function spare and replace the connection location function of connection location spare, can also be that the end cap processing boss tight fit that utilizes screw sleeve tip packs the template hole and fixes, perhaps it is fixed with the template with the pre-buried screw sleeve of combination formula through bolt and screw hole, and is convenient for installation, can adapt to the operating mode simultaneously.

Example 1

As shown in fig. 1, a modular pre-buried threaded sleeve, including being a plurality of tail hooks of matrix arrangement, any tail hook is the annular, installs between two adjacent tail hooks and connects the setting element, and the threaded sleeve is installed to tail hook upper end detachable, and threaded sleeve upper end processing has a screw hole, specifically does, and the tail hook is ascending double-screw bolt again, and the threaded sleeve is hexagonal prism type, and the screw hole runs through the threaded sleeve, and the dress is worn in the threaded hole to the double-screw bolt screw thread, and it has the jam-proof end cap to go back the threaded sleeve on the double-screw bolt, and the screw hole department screw thread.

The combined pre-buried threaded sleeve provided by the embodiment is suitable for bearing of top mounted facilities and the like of highways, railways, subway tunnels and dense personnel places, and has high safety performance for ultimate load and impact dynamic load. Such as poor pre-buried quality, cement failure, destructive seismic loads, destructive accidental impacts, and the like. The annular tail hook is sleeved with the concrete reinforcing steel bars, so that the mounted facilities can be prevented from falling off and falling to the ground, and the safety of a locomotive and personnel below the mounted facilities is ensured.

Example 2

As shown in fig. 2, a modular pre-buried threaded sleeve, different from other embodiments, in this embodiment, among a plurality of tail hooks that are arranged in a matrix, contain the tail hook of annular tail hook and L type, this combination is applicable to the construction occasion that contains pre-buried shaped steel and reinforcing bar, if have the building foundation of the dual reinforcing effect of channel-section steel and reinforcing bar to and steel construction building, the annular tail hook passes the reinforcing bar, the afterbody of L type tail hook inserts the channel-section steel below, guarantees modular pre-buried threaded sleeve's job stabilization nature.

Example 3

As shown in fig. 3, a difference between the combined pre-buried threaded sleeve and other embodiments is that, in the present embodiment, among a plurality of tail hooks arranged in a matrix, each tail hook is L type, and the combination is suitable for installation of nuclear power facilities with higher requirements on insulation performance, hanging of rail transit mobile power supply system facilities, fixed installation of high-voltage cables of urban underground pipe galleries, etc. L type tail hooks are coated with an anti-corrosion insulation layer, and the type direction of the tail hook L can be adjusted to be away from concrete internal steel bars, thereby increasing the insulation effect.

The combined pre-buried threaded sleeve can select different tail hook types according to different rings, is wide in adaptability, reduces interference in the installation process, improves engineering quality and accelerates construction progress.

The application provides a pre-buried threaded sleeve of combination formula, threaded sleeve's terminal surface flushes with the concrete surface, guarantees that the concrete surface levels, when needing to connect other parts, demolishs the end cap, can through threaded connection, facilitates the use.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a modular pre-buried threaded sleeve, its characterized in that, is including being a plurality of tail hooks of matrix arrangement, and any tail hook is for falling T type, L type, U type, annular one of them, is provided with between two adjacent tail hooks and connects the setting element, tail hook upper end detachable is provided with threaded sleeve, the threaded sleeve upper end is provided with the screw hole, screw hole department is provided with the end cap.

2. The combined type embedded threaded sleeve as claimed in claim 1, wherein an upward stud is arranged at the upper end of the tail hook, the stud is threaded at the lower end of the threaded sleeve, a clamping nut is further sleeved on the stud in a threaded manner, and the threaded hole is arranged towards the outer plane of the concrete.

3. The combined pre-buried threaded sleeve according to claim 1, wherein the threaded sleeve is cylindrical, the threaded hole is coaxial with the threaded sleeve, the threaded hole penetrates through the threaded sleeve, and the stud is threaded in the threaded hole.

4. The combined embedded threaded sleeve of claim 3, wherein the threaded sleeve is prismatic or cylindrical.

5. The combined type embedded threaded sleeve as claimed in claim 1, wherein two connection positioning members are provided between two adjacent tail hooks, and the two connection positioning members are respectively a first connection positioning member provided at an upper end or a middle end of the tail hook and a second connection positioning member provided at a lower end of the tail hook.

6. The combined type embedded threaded sleeve as claimed in claim 5, wherein the tail hook is of an inverted T shape, an L shape or a U shape, and the second connecting and positioning piece is arranged at the bent part of the tail hook.

7. The combined embedded threaded sleeve as claimed in claim 5, wherein the tail hook is annular, and the second connecting and positioning member passes through the tail hook.

8. The combined embedded threaded sleeve as claimed in claim 1, wherein the connecting and positioning member is one of rod-shaped, strip-shaped and tubular.