CN215759650U

CN215759650U - Pre-buried device

Info

Publication number: CN215759650U
Application number: CN202122029661.5U
Authority: CN
Inventors: 谢矗; 王国刚; 曹朕
Original assignee: Guangdong Boxin Engineering Service Co ltd
Current assignee: Guangdong Boxin Engineering Service Co ltd
Priority date: 2021-08-26
Filing date: 2021-08-26
Publication date: 2022-02-08
Anticipated expiration: 2031-08-26

Abstract

The utility model relates to the field of building construction, and discloses a pre-embedding device, which comprises: the embedded assembly is embedded in the lower floor slab and comprises an embedded sliding rail piece and an embedded support, the embedded sliding rail piece is detachably arranged on the embedded support, a sliding rail is arranged on the embedded sliding rail piece, and the sliding rail is exposed out of the lower floor slab; and the first end of the sliding connecting piece is detachably connected with the mounting base of the inclined support piece, and the second end of the sliding connecting piece is slidably connected with the sliding rail and can be fixed at any position of the sliding rail along the extending direction of the sliding rail. The pre-embedding device provided by the utility model can flexibly adjust the position of the installation base of the inclined strut, improve the universality and the supporting reliability and reduce the pre-embedding cost.

Description

Pre-buried device

Technical Field

The utility model relates to the technical field of building construction, in particular to a pre-buried device.

Background

At present, aluminum alloy templates are widely applied to building template engineering projects. Because the aluminum alloy formwork is spliced on site by a plurality of formwork components with different specifications, the stability of an integral formwork system formed by splicing is not high, and inclined supports for preventing the wall body and the column body from toppling and deviating are required to be installed in order to ensure the forming precision of project concrete. In order to make the diagonal braces function sufficiently, the bottom of the diagonal brace needs to be fixed on the lower floor, and the top of the diagonal brace needs to be fixed on the formwork or the reinforcing back ridge.

One of the current common methods is to pre-embed an independent U-shaped steel bar in a lower floor, and cut off the U-shaped steel bar after use, more U-shaped steel bars can be consumed by the treatment method, and when concrete is poured, the inclined strut easily pushes the U-shaped steel bar to be bent, so that the wall body generates deviation, the reinforcing effect is poor, and the time is consumed for cutting the U-shaped steel bar.

Another common practice is to punch holes in the floor after the floor has solidified to fix the diagonal braces or diagonal brace bases. This kind of processing method is perforating the floor easily, perhaps conflicts with pre-buried water, electric pipeline, causes the water and electricity pipeline seepage, and the secondary is punched not only increases work load, and because the concrete just passed through the initial set period when punching moreover, floor concrete intensity is low still does not reach design strength, is not enough to provide sufficient counter-force and fixes the crab-bolt, and the crab-bolt easily drops.

Therefore, a pre-buried device is needed to overcome the above technical problems.

SUMMERY OF THE UTILITY MODEL

Based on the above, the present invention provides an embedding device, which can flexibly adjust the position of the installation base of the inclined strut, improve the universality and the supporting reliability, and reduce the embedding cost.

In order to achieve the purpose, the utility model adopts the following technical scheme:

provided is a pre-burying device, including: the embedded assembly is embedded in the lower floor slab, and comprises embedded slide rail pieces and embedded supports, the embedded slide rail pieces are detachably arranged on the embedded supports, slide rails are arranged on the embedded slide rail pieces, and the slide rails are exposed out of the lower floor slab; and the first end of the sliding connecting piece is used for being detachably connected with the mounting base of the inclined support piece, and the second end of the sliding connecting piece is slidably connected with the sliding rail and can be fixed at any position of the sliding rail along the extending direction of the sliding rail.

Specifically, pre-buried device is provided with pre-buried slide rail spare, and pre-buried slide rail spare passes through sliding connection spare and the installation base sliding connection of piece to one side, can adjust the fixed position of installation base in a flexible way on the one hand, guarantees that the installation base installs in accurate support position, and the piece is supported to one side to the multiple size of a dimension of on the other hand suitability improves the commonality. Moreover, the bottom of pre-buried device is equipped with pre-buried support, has improved the reliability of supporting, and pre-buried slide rail spare can directly be knocked out after the diagonal bracing piece is demolishd and use in order to have enough to meet the need, reduces pre-buried cost.

As an optional technical scheme of the pre-buried device, the slide rail is arranged to be a groove-shaped slide rail, the cross section of the groove-shaped slide rail is arranged to be an inverted T shape, the first end of the sliding connecting piece is arranged to be a screw rod structure and is connected with the mounting base through a locking nut, and the second end of the sliding connecting piece is limited in the groove-shaped slide rail.

As an optional technical solution of the embedded device, the second end of the sliding connection member is set to be a T-shaped structure adapted to the groove-shaped slide rail, the thickness of the second end of the sliding connection member in the horizontal direction is not more than the width of the narrow end of the groove-shaped slide rail, and the sliding connection member can rotate around the central axis of the first end of the sliding connection member to switch between a first state limited to the groove-shaped slide rail and a second state capable of being separated from the groove-shaped slide rail.

As an optional technical scheme of the pre-buried device, flexible filling members are filled in the groove-shaped sliding rails and can be stripped from the groove-shaped sliding rails after the lower floor slab is poured.

As an optional technical scheme of the pre-buried device, the groove-shaped sliding rail is of a through groove structure with openings at the front end and the rear end.

As an optional technical solution of the pre-buried device, the pre-buried support includes: the adjusting connecting piece is connected with the embedded sliding rail piece, and the height of the adjusting connecting piece is adjustable; and the lower ends of the adjusting support legs are arranged on the templates or the reinforcing steel bars of the lower floor slabs in the pre-buried stage.

As an optional technical scheme of the embedded device, the adjusting and connecting piece comprises an adjusting nut and a fixing bolt, the adjusting nut is fixedly connected with the upper end of the adjusting support leg, the upper end of the fixing bolt is in threaded connection with the embedded sliding rail piece, and meanwhile, the fixing bolt is in threaded connection with the adjusting nut.

As an optional technical scheme of pre-buried device, adjust the landing leg and include supporting part and connecting portion, the bottom is located to the supporting part and is supported connecting portion, connecting portion connect adjust the connecting piece, connecting portion can be in the support direction elastic deformation.

As an optional technical scheme of the pre-buried device, the adjusting supporting legs are fixedly connected with the reinforcing steel bars through binding wires.

As an optional technical scheme of the pre-buried device, the pre-buried support is provided with at least two groups, and the pre-buried support is distributed at intervals along the length direction of the pre-buried slide rail piece.

The utility model has the beneficial effects that:

the pre-buried device provided by the utility model is provided with the pre-buried slide rail part, the pre-buried slide rail part is in sliding connection with the mounting base of the inclined support part through the sliding connection part, on one hand, the fixed position of the mounting base can be flexibly adjusted, the mounting base is guaranteed to be mounted at an accurate supporting position, on the other hand, the pre-buried slide rail part can be adapted to the inclined support parts with various sizes, and the universality is improved. Moreover, the bottom of pre-buried device is equipped with pre-buried support, has improved the reliability of supporting, and pre-buried slide rail spare can directly be knocked out after the diagonal bracing piece is demolishd and use in order to have enough to meet the need, reduces pre-buried cost.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an embedding device provided by the utility model;

FIG. 2 is a schematic view of an exploded structure of the pre-buried device according to the present invention;

fig. 3 is a construction flow chart of the embedding device provided by the utility model.

In the figure:

1. pre-burying a slide rail piece; 11. a groove-shaped sliding rail; 2. pre-burying a support; 211. adjusting the nut; 212. fixing the bolt; 23. adjusting the support legs; 3. a sliding connector; 4. locking the nut; 5. binding wires; 100. installing a base; 200. and (5) reinforcing steel bars.

Detailed Description

In order to make the technical problems solved, technical solutions adopted and technical effects achieved by the present invention clearer, the technical solutions of the embodiments of the present invention will be described in further detail below with reference to the accompanying drawings, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The embodiment provides a pre-buried device for supporting and fixing the bottom end of a diagonal support piece so as to assist in supporting a formwork assembly. As shown in fig. 1 and 2, the pre-buried device includes a pre-buried component and a sliding connector 3, the pre-buried component is pre-buried in the lower floor, the pre-buried component includes a pre-buried sliding rail member 1 and a pre-buried support 2, the pre-buried sliding rail member 1 is detachably disposed on the pre-buried support 2, a sliding rail is disposed on the pre-buried sliding rail member 1, and the sliding rail is exposed out of the lower floor; the first end of sliding connection piece 3 is used for dismantling with the installation base 100 of diagonal brace piece and is connected, sliding connection piece 3's second end and slide rail sliding connection, and sliding connection piece 3 can be fixed in the optional position department of slide rail along the extending direction of slide rail to be fixed in on pre-buried slide rail piece 1 with installation base 100.

Particularly, the pre-buried device that this embodiment provided is provided with pre-buried slide rail spare 1, and pre-buried slide rail spare 1 passes through sliding connection 3 and the 100 sliding connection of the installation base of strutting piece to one side, can adjust the fixed position of installation base 100 in a flexible way on the one hand, guarantees that installation base 100 installs in accurate support position, but the multiple size of a dimension's of on the other hand strutting piece to one side improves the commonality, avoids the secondary crab-bolt to punch the quality accident that causes simultaneously. Moreover, the bottom of pre-buried device is equipped with pre-buried support 2, has improved the reliability of supporting, and pre-buried slide rail spare 1 can directly be knocked out after the diagonal bracing piece is demolishd and use in order to have enough to meet the need, reduces pre-buried cost.

Optionally, the slide rail is a groove-shaped slide rail 11, the cross section of the groove-shaped slide rail 11 is an inverted T-shape, the first end of the sliding connector 3 is a screw structure and is connected with the mounting base 100 through the lock nut 4, and the second end of the sliding connector 3 is limited in the groove-shaped slide rail 11. Of course, the cross section of the groove-shaped sliding rail 11 may be other shapes with a width that is smaller at the top and larger at the bottom, so as to achieve the purpose of limiting the second end of the sliding connector 3 in the groove-shaped sliding rail 11, such as a trapezoid.

In other embodiments of the present invention, the slide rail may also be configured as a protruding slide rail structure protruding upward, and the mounting base 100 is fixed on the protruding slide rail by a fastening member.

Optionally, the second end of the sliding connection member 3 is configured as a T-shaped structure adapted to the groove-shaped slide rail 11, the thickness of the second end of the sliding connection member 3 in the horizontal direction does not exceed the width of the narrow end of the groove-shaped slide rail 11, the width of the second end of the sliding connection member 3 in the horizontal direction is greater than the width of the narrow end of the groove-shaped slide rail 11 and smaller than the width of the wide end of the groove-shaped slide rail 11, and the sliding connection member 3 can rotate around the central axis of the first end thereof to switch between a first state limited to the groove-shaped slide rail 11 and a second state capable of being separated from the groove-shaped slide rail 11. Specifically, when the sliding connection member 3 is installed, the cross bar in the T-shaped structure at the second end of the sliding connection member 3 is made to be in the same direction as the length direction of the groove-shaped slide rail 11 (in the second state), the second end of the sliding connection member 3 is extended into the bottom end of the groove-shaped slide rail 11, and then the second end of the sliding connection member 3 is made to be clamped into the groove-shaped slide rail 11 by rotating the second end of the sliding connection member 3 for 90 degrees around the central axis of the first end (in the first state); when the sliding connector 3 needs to be detached, the steps are reversed.

Preferably, the sliding connector 3 can be a special-shaped bolt with a cross-bar-shaped nut. The special-shaped bolt can be used for quickly connecting the sliding connecting piece 3 with the mounting base 100, and the mounting and dismounting efficiency is improved.

Of course, when the diagonal stay is directly connected to the sliding connector 3, the sliding connector 3 may be selected from other types of special-shaped bolts suitable for the high-load working condition.

Preferably, the sliding connectors 3 are provided with at least two, and the plurality of sliding connectors 3 are connected with the same mounting base 100 together, so that the supporting reliability is improved.

Optionally, the embedded support 2 includes an adjusting connecting piece and an adjusting leg 23, the adjusting connecting piece is connected with the embedded sliding rail piece 1, and the connecting height of the embedded sliding rail piece 1 and the adjusting connecting piece is adjustable; the upper end of the adjusting supporting leg 23 is connected with the adjusting connecting piece, and the lower end of the adjusting supporting leg 23 is arranged on the template or the steel bar 200 of the lower floor slab in the pre-embedding stage. Specifically, the setting of adjusting connecting piece can adjust the pre-buried height of pre-buried slide rail spare 1 to adapt to floor thickness, support height's adjustment demand.

Further, the adjusting connector comprises an adjusting nut 211 and a fixing bolt 212, the adjusting nut 211 is fixedly connected with the upper end of the adjusting leg 23, the upper end of the fixing bolt 212 is in threaded connection with the embedded slide rail 1, and meanwhile, the fixing bolt 212 is in threaded connection with the adjusting nut 211. When the embedded height of the embedded slide rail part 1 needs to be adjusted, the fixing bolt 212 only needs to be rotated to adjust the connecting height of the fixing bolt 212 and the adjusting nut 211, so that the embedded slide rail is efficient and convenient.

Optionally, the adjusting leg 23 includes a supporting portion and a connecting portion, the supporting portion is disposed at the bottom end and supports the connecting portion, the connecting portion is connected to the adjusting connector, and the connecting portion can elastically deform in the supporting direction. Connecting portion can rely on the floor thickness deviation in the elastic deformation regulation work progress of self, together provide the pulling force for pre-buried slide rail spare 1 with the concrete after the concrete sets.

According to the thickness change of the floor slab and the laminated slab, the adjusting support legs 23 with different sizes such as diameter, width, height and the like can be adopted adaptively.

Preferably, the supporting part adopts the four-foot design, guarantees landing leg bearing capacity and stability.

Optionally, the adjusting leg 23 is fixedly connected with the steel bar 200 through the binding wire 5.

Preferably, the embedded supports 2 are at least provided with two groups, and the embedded supports 2 are distributed at intervals along the length direction of the embedded slide rail piece 1, so that the reliability of supporting the embedded slide rail piece 1 is improved.

Optionally, flexible filling members are filled in the groove-shaped sliding rails 11, and the flexible filling members can be peeled off from the groove-shaped sliding rails 11 after the lower floor slab is poured. Particularly, before pouring the lower floor slab in the pre-buried stage, the flexible filling members are completely filled in the groove-type slide rails 11, and the flexible filling members are stripped after concrete is solidified, so that the concrete can be prevented from flowing into the groove-type slide rails 11, and the smoothness of the groove-type slide rails 11 is kept. Preferably, the flexible filling member can be a one-piece flexible filling strip, and other flexible filling materials can also be used.

Optionally, the groove-shaped slide rail 11 is arranged in a through groove structure with openings at the front end and the rear end, so that the bottom surface of the groove-shaped slide rail 11 can be cleaned conveniently.

As shown in fig. 3, the embodiment further provides a construction method applied to the embedded device, including the following steps:

selecting an adjusting supporting leg 23 with a proper size according to the thickness of a floor slab where the embedded device is located, and fixing the adjusting supporting leg 23 on the embedded sliding rail part 1 by using a fixing bolt 212;

flexible filling pieces are filled in the groove-shaped slide rails 11 to prevent concrete from flowing into the groove-shaped slide rails 11 during pouring;

after the floor reinforcing steel bars 200 are installed and bound, placing the assembled pre-buried slide rail piece 1 and the pre-buried support 2 at the set positions required by the drawing, and binding the pre-buried support 2 and the floor reinforcing steel bars 200 by using binding wires 5;

pouring lower layer concrete;

the sliding connecting piece 3 is firstly arranged in a small hole of the mounting base 100, and the locking nut 4 is screwed;

removing the flexible filling part in the groove-shaped slide rail 11, rotating the sliding connecting piece 3 to enable the cross rod at the second end of the sliding connecting piece 3 to extend in the same direction with the groove-shaped slide rail 11, and placing the sliding connecting piece 3 into the groove-shaped slide rail 11;

rotating the sliding connecting piece 3 by 90 degrees, lightly lifting the sliding connecting piece 3, and screwing the locking nut 4 to enable the mounting base 100 to be tightly attached to the embedded sliding rail piece 1;

installing an inclined supporting piece of the template system, and adjusting the verticality and the flatness of the wall template;

pouring upper layer concrete;

when the mold stripping condition is reached, the diagonal bracing piece is dismantled;

loosening the locking nut 4, then pressing the sliding connecting piece 3 downwards to enable the sliding connecting piece 3 to rotate 90 degrees, and lightly lifting and dismounting the installation base 100;

the laitance in the groove-shaped slide rail 11 is clear, and the adjusting nut 211 is detached;

and knocking out the embedded slide rail part 1, and filling the hole cavity at the embedded slide rail part 1 with cement mortar.

It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the utility model. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.

Claims

1. A pre-buried device, its characterized in that includes:

the embedded assembly is embedded in the lower floor slab, and comprises an embedded sliding rail piece (1) and an embedded support (2), wherein the embedded sliding rail piece (1) is detachably arranged on the embedded support (2), a sliding rail is arranged on the embedded sliding rail piece (1), and the sliding rail is exposed out of the lower floor slab; and

the sliding connection piece (3), the first end of sliding connection piece (3) is used for dismantling with the installation base (100) of diagonal bracing piece and is connected, the second end of sliding connection piece (3) with slide rail sliding connection, and can follow the extending direction of slide rail is fixed in the optional position department of slide rail.

2. The pre-burying device as claimed in claim 1, wherein the sliding rails are arranged to be groove-shaped sliding rails (11), the cross section of each groove-shaped sliding rail (11) is arranged to be an inverted T shape, the first end of the sliding connecting piece (3) is arranged to be a screw rod structure and is connected with the mounting base (100) through a locking nut (4), and the second end of the sliding connecting piece (3) is limited in the groove-shaped sliding rails (11).

3. A pre-burying device as claimed in claim 2, wherein the second end of the sliding connecting member (3) is provided with a T-shaped structure adapted to the slot-type slide rail (11), the thickness of the second end of the sliding connecting member (3) in the horizontal direction is not more than the width of the narrow end of the slot-type slide rail (11), and the sliding connecting member (3) can be rotated around the central axis of the first end thereof to switch between a first state of being limited on the slot-type slide rail (11) and a second state of being capable of being separated from the slot-type slide rail (11).

4. The embedded device according to claim 2, wherein the groove-shaped sliding rails (11) are filled with flexible filling members, and the flexible filling members can be peeled off from the groove-shaped sliding rails (11) after the lower floor slab is poured.

5. A pre-burying device as claimed in claim 4, wherein the groove-shaped sliding rails (11) are arranged in a through groove structure with openings at the front and rear ends.

6. A pre-embedding device according to claim 1, characterized in that the pre-embedding support (2) comprises:

the adjusting connecting piece is connected with the embedded sliding rail piece (1), and the height of the adjusting connecting piece is adjustable; and

adjust landing leg (23), the upper end of adjusting landing leg (23) with adjust the connecting piece and connect, the lower extreme of adjusting landing leg (23) is arranged in on template or reinforcing bar (200) of lower floor slab in pre-buried stage.

7. The embedded device according to claim 6, wherein the adjusting connector comprises an adjusting nut (211) and a fixing bolt (212), the adjusting nut (211) is fixedly connected with the upper end of the adjusting leg (23), the upper end of the fixing bolt (212) is in threaded connection with the embedded slide rail member (1), and meanwhile the fixing bolt (212) is in threaded connection with the adjusting nut (211).

8. A pre-buried device as set forth in claim 6, wherein the adjusting legs (23) include a support portion and a connecting portion, the support portion is disposed at the bottom end and supports the connecting portion, the connecting portion is connected to the adjusting connector, and the connecting portion can elastically deform in the supporting direction.

9. A pre-buried device according to claim 6, characterized in that the adjusting legs (23) are fixedly connected with the reinforcing steel bars (200) through binding wires (5).

10. The embedding device according to claim 1, wherein the embedding supports (2) are arranged in at least two groups, and the embedding supports (2) are distributed at intervals along the length direction of the embedding slide rail piece (1).