CN220747614U

CN220747614U - Pre-buried connection structure

Info

Publication number: CN220747614U
Application number: CN202321998881.1U
Authority: CN
Inventors: 谭鹏博; 王永辉; 张文亮; 秦志庄; 齐国超; 杨伯文; 李翔; 于德水; 李旭辉; 谢黎方
Original assignee: China Nuclear Engineering Consulting Co Ltd
Current assignee: China Nuclear Engineering Consulting Co Ltd
Priority date: 2023-07-27
Filing date: 2023-07-27
Publication date: 2024-04-09
Anticipated expiration: 2033-07-27

Abstract

The utility model relates to the technical field of wall connecting pieces, and provides a pre-buried connecting structure for connecting a wall body and a scaffold, wherein the pre-buried connecting structure comprises: the embedded part is used for being embedded in the wall body and is provided with an installation hole which is communicated with the outside; and the connecting part comprises a connecting rod and a locking piece, wherein the connecting rod is inserted into the mounting hole so as to be connected with the embedded part, and the locking piece is arranged at one end, far away from the embedded part, of the connecting rod and is used for locking the scaffold. The utility model provides a pre-buried connecting structure, which aims to solve the problems that holes are needed to be drilled in a wall body when a wall connecting piece is installed in the traditional technology, the working procedure is complex and water seepage accidents are easy to cause.

Description

Pre-buried connection structure

Technical Field

The utility model relates to the technical field of wall connecting pieces, in particular to a pre-buried connecting structure.

Background

Wall connecting members are generally members that are used in construction engineering to connect scaffold bodies to a main building structure and are capable of transmitting tensile and compressive forces by being connected to a secure fixed end to enhance the stability of other structures. The wall-attached connection realized by adopting the wall connecting piece has important functions of strengthening the overall stability of the scaffold, improving the stable bearing capacity of the scaffold and avoiding major accidents such as toppling or collapse. Therefore, the arrangement of the wall connecting member is important. The traditional wall connecting piece is to directly pass through a wall to enter a room for fixing, and a plurality of holes are left after the scaffold is removed. And in the later hole repairing process, the embedded steel pipe and the fastener are also cut by aerobic welding and gas cutting. Not only has hidden trouble of water seepage, but also is time-consuming and labor-consuming and has high cost.

Disclosure of Invention

The utility model provides a pre-buried connecting structure, which aims to solve the problems that holes are needed to be drilled in a wall body during installation of a wall connecting piece in the prior art, the working procedure is complex and water seepage accidents are easy to cause.

In order to solve the above problems, the present utility model provides a pre-buried connection structure for connecting a wall and a scaffold, the pre-buried connection structure comprising:

the embedded part is used for being embedded in the wall body and is provided with an installation hole which is communicated with the outside; the method comprises the steps of,

the connecting portion comprises a connecting rod and a locking piece, wherein the connecting rod is inserted in the mounting hole to be connected with the embedded portion, and the locking piece is arranged at one end, away from the embedded portion, of the connecting rod and used for locking the scaffold.

According to the embedded connecting structure provided by the utility model, the mounting hole is internally provided with the internal thread, the connecting rod is provided with the external thread, and the connecting rod is in threaded connection with the mounting hole.

According to the embedded connecting structure provided by the utility model, the embedded part comprises the embedded sleeve, and the mounting hole is formed in the embedded sleeve; the embedded part also comprises an anchoring piece arranged at one end of the embedded sleeve, and the cross section area of the anchoring piece is larger than that of the embedded sleeve.

According to the embedded connecting structure provided by the utility model, the anchoring piece comprises the square protruding block arranged at one end of the embedded sleeve.

According to the embedded connecting structure provided by the utility model, the cross-sectional area of the anchoring piece is gradually reduced from one end far away from the embedded sleeve to one end close to the embedded sleeve, and the minimum cross-sectional area of the anchoring piece is larger than or equal to the cross-sectional area of the embedded sleeve.

According to the embedded connecting structure provided by the utility model, the peripheral side of the anchoring piece is stepped, so that the cross section area of the anchoring piece is gradually reduced.

According to the embedded connecting structure provided by the utility model, a plurality of reinforcing ribs are arranged at two ends of the embedded sleeve, and each reinforcing rib is distributed in a circumferential direction along the circumferential side of the embedded sleeve.

According to the embedded connecting structure provided by the utility model, the locking piece comprises the first lock catch and the second lock catch, the first lock catch and the second lock catch are arranged in a semi-surrounding mode, the first lock catch is arranged on the connecting rod, and the second lock catch is hinged with the second lock catch and used for locking the scaffold.

According to the embedded connecting structure provided by the utility model, the screw is arranged at the end part of the first lock catch, the nut is arranged at the end part of the second lock catch, and the nut is in threaded connection with the screw.

According to the embedded connecting structure provided by the utility model, the first lock catch is provided with the mounting sleeve, the connecting rod penetrates through the mounting sleeve, a limiting block is arranged at one end of the connecting rod protruding out of the mounting sleeve, and the limiting block is in butt joint with the mounting sleeve.

Compared with the traditional wall connecting piece, the embedded connecting structure provided by the utility model has the following advantages:

the construction is simple and convenient: and drilling a pre-buried part when the reinforcement is completed and the template is reinforced, and connecting the connecting rod with the mounting hole after the concrete pouring is completed.

Safety and reliability: compared with the traditional wall connecting piece, the embedded part is directly embedded in the concrete, and the safety of the embedded part is far higher than the standard safety design value in terms of tensile strength, shearing resistance and pulling resistance.

Cost reduction and synergy: the steel pipe is fixed in an embedded mode, the steel pipe is not required to be cut and the hole is not required to be plugged in the post-treatment, and the working hours and the cost for cutting and repairing the hole are avoided.

The quality is improved: compared with the traditional embedded steel pipe method, the method has small influence on the structural strength of the main body, and avoids the hidden trouble of water seepage caused by later repair.

Drawings

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

FIG. 1 is a first schematic structure of a pre-buried connection structure provided by the present utility model;

FIG. 2 is a schematic side view of the structure of FIG. 1;

FIG. 3 is a partial schematic view of the disassembled structure of FIG. 1;

reference numerals:

100: embedding a connecting structure; 110: a pre-buried part; 111: a mounting hole; 112: embedding a sleeve; 113: an anchor; 114: reinforcing ribs; 120: a connection part; 121: a connecting rod; 122: a locking member; 123: a first lock catch; 124: a second lock catch; 125: a screw; 126: a mounting sleeve; 127: a limiting block; 128: and (3) a nut.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some embodiments of the present utility model, 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 making any inventive effort, are intended to be within the scope of the utility model.

In the description of the embodiments of the present utility model, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the embodiments of the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In describing embodiments of the present utility model, it should be noted that, unless explicitly stated and limited otherwise, the terms "coupled," "coupled," and "connected" should be construed broadly, and may be either a fixed connection, a removable connection, or an integral connection, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in embodiments of the present utility model will be understood in detail by those of ordinary skill in the art.

In embodiments of the utility model, unless expressly specified and limited otherwise, a first feature "up" or "down" on a second feature may be that the first and second features are in direct contact, or that the first and second features are in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the embodiments of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

The buried connection structure 100 of the present utility model is described below in conjunction with fig. 1-3.

The traditional wall connecting piece is to directly penetrate through a wall and enter a room to fix the wall connecting steel pipe, and a plurality of holes are left after the scaffold is removed. When the hole is repaired in the later stage, the embedded steel pipe and the fastener are also cut by aerobic welding and gas cutting, so that the hidden danger of water seepage exists, and the time and the labor are consumed and the cost are high. In order to solve the above problems, the present utility model provides a pre-buried connection structure 100 for connecting a wall and a scaffold, wherein the pre-buried connection structure 100 includes a pre-buried portion 110 and a connection portion 120.

The embedded part 110 is used for being embedded in the wall body, the embedded part 110 is provided with a mounting hole 111, and the mounting hole 111 is communicated with the outside; the connecting portion 120 comprises a connecting rod 121 and a locking piece 122, wherein the connecting rod 121 is inserted into the mounting hole 111 and is connected with the embedded portion 110, and the locking piece 122 is arranged at one end of the connecting rod 121 away from the embedded portion 110 and is used for locking the scaffold.

The embedded connection structure 100 provided by the utility model is embedded construction, and effectively solves the problems of complex construction, wall damage, hidden leakage trouble and the like existing in the conventional embedded steel pipe manufacturing method. Meanwhile, the labor and the materials are saved, and the tensile strength, the shearing strength and the pulling strength are far higher than the standard safety design value in safety, so that the safety, the high efficiency, the quality guarantee and the material saving are really realized.

Specifically, referring to fig. 1 and 3, the mounting hole 111 is internally provided with internal threads, the connecting rod 121 is provided with external threads, the connecting rod 121 is in threaded connection with the mounting hole 111, and the mounting effect can be achieved by connecting the connecting rod 121 with the mounting hole 111 in a threaded manner during actual mounting. It should be noted that if the inner diameter of the mounting hole 111 is similar to the diameter of the connecting rod 121, the connecting rod 121 may be directly inserted into the mounting hole 111 to achieve the mounting connection effect, but the strength may be lower than that of the threaded connection method, and the connecting rod may be easily detached. Through threaded connection's mode, on the one hand can strengthen joint strength, on the other hand also easy to assemble dismantles.

In the technical scheme provided by the utility model, the embedded part 110 comprises an embedded sleeve 112, and an installation hole 111 is formed in the embedded sleeve 112. The embedded sleeve 112 is preferably made of anti-corrosion metal materials, one end of the embedded sleeve 112 is closed, and the other end of the embedded sleeve is communicated with the outside, so that the trouble of internal water seepage is avoided. After the construction is finished, the connecting part 120 is detached from the embedded part 110, and the embedded sleeve 112 can be not closed due to the semi-closed type of the embedded sleeve, so that the next construction needs to be performed; of course, the end of the embedded sleeve 112 may be provided with a cap to seal the embedded sleeve, or cement may be filled in the embedded sleeve 112 to seal the embedded sleeve so as to maintain the aesthetic property of the wall surface, which is not limited in the utility model.

Further, the embedded part 110 further comprises an anchoring member 113 arranged at one end of the embedded sleeve 112, and the cross-sectional area of the anchoring member 113 is larger than that of the embedded sleeve 112, so that after the concrete is poured and fixed, the contact area between the anchoring member 113 and the wall is larger, and the connection strength between the embedded part 110 and the wall can be ensured. Alternatively, the anchoring member 113 may be a square bump, where the square bump has a larger number of edges and corners, and has a stronger connection force with the wall, for example, other polyhedrons may be used as the embodiment of the anchoring member 113, and the more irregular the structure, the stronger the connection force with the wall is required, which is not limited in the present utility model.

Further, in the technical solution provided by the present utility model, the cross-sectional area of the anchoring member 113 is gradually reduced from one end far from the embedded sleeve 112 to one end near to the embedded sleeve 112, and the minimum cross-sectional area of the anchoring member 113 is greater than or equal to the cross-sectional area of the embedded sleeve 112. Thus, after the concrete is dried, the concrete near the rear end can play a role in abutting and limiting the anchor 113 at the front end, and the connection force between the embedded part 110 and the wall body can be further improved. The cross-sectional area of the anchoring member 113 may be changed regularly, for example, in an embodiment of a cone, in which the circumferential side of the anchoring member 113 is stepped, so that the cross-sectional area of the anchoring member 113 is gradually reduced, and the steps of two, three or four stages may be determined according to the thickness of the wall and the construction strength in actual construction, which is not limited in the present utility model.

Because the embedded sleeve 112 is of a hollow structure, in order to prevent the embedded sleeve 112 from being deformed by the stress of concrete, a plurality of reinforcing ribs 114 are arranged at two ends of the embedded sleeve 112, and the reinforcing ribs 114 at each end are distributed circumferentially along the circumferential side of the embedded sleeve 112. The reinforcing ribs 114 can reinforce the hardness of the pre-buried sleeve 112, and prevent the pre-buried sleeve 112 from being deformed to affect the installation of the connecting rod 121. The ribs 114 may extend from one end of the sleeve 112 to the other end, or may be segmented.

Further, in the technical scheme provided by the utility model, referring to fig. 2, the locking member 122 is used for locking a steel pipe of a scaffold, the locking member 122 includes a first lock catch 123 and a second lock catch 124, the first lock catch 123 and the second lock catch 124 are all arranged in a semi-surrounding manner, the first lock catch 123 is arranged on the connecting rod 121, and the second lock catch 124 is movably connected with the second lock catch 124 and is used for locking the scaffold. The first lock 123 and the second lock 124 may be connected in various manners, and the first lock 123 and the second lock 124 may be connected in a spring hinge manner, similar to a clip. In this embodiment, one end of the first lock catch 123 is hinged to one end of the second lock catch 124, the other end of the first lock catch 123 is provided with a screw 125, the other end of the second lock catch 124 is provided with a nut 128, the nut 128 is in threaded connection with the screw 125, and the position of the nut 128 on the screw 125 can be adjusted to lock the steel pipe.

Further, a mounting sleeve 126 is disposed on the first lock catch 123, the connecting rod 121 is inserted into the mounting sleeve 126, a limiting block 127 is disposed at one end of the connecting rod 121 protruding out of the mounting sleeve 126, and the limiting block 127 abuts against the mounting sleeve 126 to prevent the connecting rod 121 from falling off. It should be noted that, the connecting rod 121 may be a screw 125, and the end of the screw 125 may form the limiting block 127.

The installation of the pre-buried connection structure 100 provided by the utility model comprises the following steps:

(1) And (3) mounting and reinforcing: drilling holes on the template before pouring concrete, and fixing the embedded part 110 on the template;

(2) Pouring and shaping: pouring concrete, and dismantling the side forms after the concrete strength reaches the side form dismantling condition;

(3) And (3) pulling resistance test: when the strength of the concrete reaches 15MP, three embedded parts 110 are selected for drawing force test, and the scaffold can be installed according with the requirements;

(4) And (5) drawknot fixation: the connecting part 120 is installed first, and then the locking piece 122 is used to lock the scaffold steel pipe, and the top end of the steel pipe is required to be tightly attached to the wall surface.

The pre-buried connection structure 100 provided by the utility model has the following advantages:

the construction is simpler and more convenient: the traditional wall connecting piece has the defects that the steel pipe is embedded and tied, the steel pipe position deviation is large, the reinforcement construction difficulty is large, the disassembly is complicated, the steel pipe is required to be cut off and the hole is required to be repaired after the steel pipe is used, the working procedures are numerous, and the operation is simple by using the embedded connecting structure 100;

the production cost is reduced: the embedded mode is adopted, so that the embedded type water storage device is convenient to assemble and disassemble, can be repeatedly recycled, does not need to be cut, avoids the labor and cost for repairing the hole, and also avoids the hidden danger of water seepage.

The safety quality is improved: compared with the traditional wall connecting piece, the embedded connecting structure 100 is directly embedded in concrete, does not damage the main body in quality, is far higher than the standard safety design value in safety in terms of tensile strength, shearing strength and pulling resistance, and improves the safety of the scaffold and the structural quality of the main body.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. An embedded connection structure for connect wall body and scaffold frame, its characterized in that, embedded connection structure includes:

the connecting part comprises a connecting rod and a locking piece, wherein the connecting rod is inserted into the mounting hole so as to be connected with the embedded part, and the locking piece is arranged at one end of the connecting rod, which is far away from the embedded part, and is used for locking the scaffold;

the locking piece comprises a first lock catch and a second lock catch, the first lock catch and the second lock catch are arranged in a semi-surrounding mode, the first lock catch is arranged on the connecting rod, and the second lock catch is hinged to the second lock catch and used for locking the scaffold.

2. The embedded connection structure of claim 1, wherein the mounting hole is internally provided with internal threads, the connecting rod is provided with external threads, and the connecting rod is in threaded connection with the mounting hole.

3. The pre-buried connection structure according to claim 1, wherein the pre-buried portion includes a pre-buried sleeve in which the mounting hole is formed; the embedded part also comprises an anchoring piece arranged at one end of the embedded sleeve, and the cross section area of the anchoring piece is larger than that of the embedded sleeve.

4. A pre-buried connection structure according to claim 3, wherein said anchoring member comprises a square bump provided at one end of said pre-buried sleeve.

5. The embedded connection structure according to claim 3, wherein the cross-sectional area of the anchoring member is gradually reduced from one end far from the embedded sleeve to one end near to the embedded sleeve, and the minimum cross-sectional area of the anchoring member is greater than or equal to the cross-sectional area of the embedded sleeve.

6. The pre-buried connection structure according to claim 5, wherein the circumferential side of the anchor member is stepped so that the cross-sectional area of the anchor member is gradually reduced.

7. The embedded connection structure according to claim 3, wherein a plurality of reinforcing ribs are provided at both ends of the embedded sleeve, and each reinforcing rib is circumferentially distributed along a circumferential side of the embedded sleeve.

8. The embedded connection structure of claim 1, wherein a screw is provided at an end of the first lock catch, and a nut is provided at an end of the second lock catch, and the nut is in threaded connection with the screw.

9. The embedded connecting structure according to claim 1, wherein an installation sleeve is arranged on the first lock catch, the connecting rod penetrates through the installation sleeve, a limiting block is arranged at one end, protruding out of the installation sleeve, of the connecting rod, and the limiting block is in butt joint with the installation sleeve.