CN212376273U

CN212376273U - Hole mechanism is reserved to floor

Info

Publication number: CN212376273U
Application number: CN202020725945.0U
Authority: CN
Inventors: 付光磊; 徐伟; 杨晓辰; 王艺; 杨少飞; 张俊伟; 张弛; 李官�; 冯家建
Original assignee: China Aerospace Construction Engineering Group Co Ltd
Current assignee: China Aerospace Construction Engineering Group Co Ltd
Priority date: 2020-05-06
Filing date: 2020-05-06
Publication date: 2021-01-19
Anticipated expiration: 2030-05-06

Abstract

The utility model provides a hole mechanism is reserved to floor relates to building construction equipment technical field, has solved the technical problem that centre bore and hole are difficult to adjust well on the apron. The floor slab preformed hole mechanism comprises a sleeve for placing at a preformed pipe orifice on a template, a cover plate arranged above the sleeve, and a plurality of pull rods which are arranged in the sleeve and used for fixing the sleeve and the cover plate on the template, wherein the cover plate is provided with a plurality of mounting holes, and one mounting hole is positioned in the center of the cover plate; one end of the pull rod is used for being connected with the template, and the other end of the pull rod penetrates out of the mounting hole and then is connected with the cover plate through the quick-mounting structure. The utility model is used for reserve the mouth of pipe on the floor, have easy dismounting, low in labor strength, centre bore and hole characteristics of adjusting well easily.

Description

Hole mechanism is reserved to floor

Technical Field

The utility model belongs to the technical field of building construction equipment technique and specifically relates to a hole mechanism is reserved to floor is related to.

Background

In the building engineering, the holes are reserved in the main body stage for the pipeline to pass through the floor slab so as to facilitate the later pipeline installation. The existing hole reserving device comprises a sleeve for placing at a hole reserving position on a template, a cover plate arranged above the sleeve and a plurality of pull rods which are arranged in the sleeve and used for fixing the sleeve and the cover plate on the template, wherein the cover plate is provided with a central hole and a plurality of mounting holes for the plurality of pull rods to pass through respectively; when the pull rod is used, the sleeve is placed on the template according to the positioning, the cover plate is placed on the sleeve, the pull rods penetrate through the mounting holes in the cover plate, penetrate out of the connecting holes in the template in the sleeve one by one and are connected with the template, and then the pull rods and the cover plate are firmly fixed by screwing the nuts, so that the installation is completed.

The applicant has found that the prior art has at least the following technical problems:

in the existing hole reserving device, holes with the number of pull rods increased by one are required to be arranged on a cover plate, wherein one central hole is used for aligning with the center of a hole on a template, and the alignment mode is easy to deviate and not easy to align if only observed by naked eyes; when the pull rod is installed, holes are required to be formed in the positions, corresponding to the installation holes, of the template on site, if the cover plate and the template are not fixed in advance, the sleeve is easy to shift when a hole is drilled in the template through the installation holes by a drilling device, and the holes and the installation holes in the template are staggered, so that the holes are failed, the labor intensity is increased, and the construction time is prolonged; moreover, the pull rod is not arranged in the center hole of the cover plate, so that the center hole of the cover plate is in an empty state, the hole opening work in the early stage is wasted, and the labor intensity is increased invisibly; and the pull rod is connected with the cover plate through the nuts in the prior art, and when the pull rod is arranged in a large quantity, a plurality of nuts need to be screwed, so that time and labor are wasted.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hole mechanism is reserved to floor to the technical problem that centre bore and hole are difficult to adjust well on the apron that exists among the solution prior art.

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

the utility model provides a floor hole reserving mechanism, which comprises a sleeve pipe used for being placed on a template to reserve a pipe orifice, a cover plate arranged above the sleeve pipe, and a plurality of pull rods arranged in the sleeve pipe and used for fixing the sleeve pipe and the cover plate on the template, wherein the cover plate is provided with a plurality of mounting holes, and one of the mounting holes is positioned in the center of the cover plate; one end of the pull rod is used for being connected with the template, and the other end of the pull rod penetrates out of the mounting hole and then is connected with the cover plate through the quick-mounting structure.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

As a further improvement, the fast-assembling structure is including setting up the apron top is located the first draw-in groove of mounting hole side, setting are in on the pull rod lateral wall and establish along second draw-in groove and the card of its axial setting first draw-in groove with fixture block in the second draw-in groove.

As a further improvement of the present invention, the number of the first clamping grooves beside each of the mounting holes is two, and the two first clamping grooves are symmetrically arranged; the number of the second clamping grooves on the pull rod is two, and the two second clamping grooves are symmetrically arranged.

As a further improvement of the utility model, the fixture blocks are of a modular structure, and the number of the fixture blocks is multiple; when the pull rod is installed on the cover plate, the total thickness of the one or more clamping blocks which are stacked together is equal to the length of the second clamping groove which is exposed.

As a further improvement of the utility model, every the fixture block bottom all be provided with the card post, the top of first draw-in groove specification looks adaptation be provided with the third draw-in groove of card post specification looks adaptation.

As a further improvement of the utility model, the pull rod with the template junction is provided with the elastic component.

As a further improvement of the utility model, the pull rod bottom is provided with three faggings perpendicularly, adjacent two the contained angle is 120 between the fagging, the elastic component is established for the cover the cylindricality spring of pull rod bottom.

As a further improvement, the fixture block is of a cuboid structure, and both ends are straight faces, and the bottom surface of the second clamping groove is a straight face.

As a further improvement, the fixture block is of a rectangular structure, and both ends are arc-shaped surfaces, and the bottom surface of the second clamping groove is matched with the arc-shaped surface of the end part of the fixture block.

As a further improvement of the utility model, the quantity of mounting hole is 4, and one of them is located the apron center, the other three equilateral triangle that is sets up.

Compared with the prior art, the utility model following beneficial effect has:

the utility model provides a floor hole reserving mechanism, which comprises a sleeve for placing on a template to reserve a pipe orifice, a cover plate arranged above the sleeve, and a plurality of pull rods arranged in the sleeve and used for fixing the sleeve and the cover plate on the template, wherein the cover plate is provided with a plurality of mounting holes, and one of the mounting holes is positioned in the center of the cover plate; one end of the pull rod is used for being connected with the template, and the other end of the pull rod penetrates out of the mounting hole and then is connected with the cover plate through the fast-assembling structure; the center of the cover plate is provided with the mounting hole, and the pull rod passes through the central mounting hole and then continuously passes through the central hole of the pipe orifice on the template, so that the sleeve, the cover plate and the template are fixed, and the center of the pipe orifice can be ensured to be opposite; after the three are fixed through the central holes, the sleeve and the cover plate are prevented from shifting when the drilling machine is used for drilling holes in the template through other mounting holes, so that the problem of dislocation of the drilled holes in the template is avoided; the mounting efficiency is improved, and the labor intensity is reduced; through setting up the fast-assembling structure, need not to use the nut just can realize the fixed of pull rod, further improve the installation effectiveness.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, 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 these drawings without creative efforts.

FIG. 1 is a schematic structural view of the floor slab hole reserving mechanism of the present invention;

FIG. 2 is a top view of a cover plate in the floor slab preformed hole mechanism of the present invention;

FIG. 3 is a cross-sectional view of an embodiment of a fixture block in the floor slab preformed hole mechanism of the present invention;

figure 4 is a cross-sectional view of another embodiment of the fixture block in the floor slab preformed hole mechanism of the present invention.

In figure 1, a sleeve; 2. a cover plate; 21. mounting holes; 3. a pull rod; 31. a supporting plate; 4. a quick-mounting structure; 41. a first card slot; 42. a second card slot; 43. a clamping block; 431. clamping the column; 432. a third card slot; 5. an elastic member; 100. and (5) template.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1, the utility model provides a floor slab preformed hole mechanism, which comprises a sleeve 1 for placing on a template 100 and reserving a pipe orifice, a cover plate 2 arranged above the sleeve 1, and a plurality of pull rods 3 arranged in the sleeve 1 and used for fixing the sleeve 1 and the cover plate 2 on the template 100, wherein the cover plate 2 is provided with a plurality of mounting holes 21, and one of the mounting holes 21 is positioned at the center of the cover plate 2; one end of the pull rod 3 is used for being connected with the template 100, and the other end of the pull rod penetrates out of the mounting hole 21 and then is connected with the cover plate 2 through the fast-assembling structure 4.

As an alternative embodiment, the quick-assembly structure 4 includes a first engaging groove 41 disposed at the top of the cover plate 2 and beside the mounting hole 21, a second engaging groove 42 disposed on the side wall of the pull rod 3 and axially disposed along the side wall, and a locking block 43 locked in the first engaging groove 41 and the second engaging groove 42.

As shown in fig. 2, further, in order to improve the connection strength and stability, the number of the first locking grooves 41 located beside each mounting hole 21 is two, and the two first locking grooves 41 are symmetrically arranged; the number of the second locking grooves 42 on the pull rod 3 is two, and the two second locking grooves 42 are symmetrically arranged.

In order to improve the applicability of the product and facilitate the use of the floor slabs with different thicknesses, the fixture blocks 43 are of a modular structure, and the number of the fixture blocks is multiple; when the pull rod 3 is mounted on the cover plate 2, the one or more latch blocks 43 are stacked together to have a total thickness equal to the exposed length of the second latch groove 42.

The bottom of each clamping block 43 is provided with a clamping column 431 matched with the specification of the first clamping groove 41, and the top of each clamping block is provided with a third clamping groove 432 matched with the specification of the clamping column 431. Specifically, the locking pillar 431 is located on the side of the locking block 43 away from the second locking groove 42.

In order to further improve the connection tightness, an elastic piece 5 is arranged at the joint of the pull rod 3 and the template 100.

As an alternative embodiment, three supporting plates 31 are vertically arranged at the bottom of the pull rod 3, an included angle between every two adjacent supporting plates 31 is 120 degrees, and the elastic piece 5 is a cylindrical spring sleeved at the bottom of the pull rod 3.

As an alternative embodiment, as shown in fig. 3, the latch 43 has a rectangular parallelepiped structure, two ends of the rectangular parallelepiped structure are straight surfaces, and the bottom surface of the second slot 42 is a straight surface.

As shown in fig. 4, as another alternative embodiment, the latch 43 has a rectangular parallelepiped structure, and both ends of the latch 43 are arc surfaces, and the bottom surface of the second slot 42 is an arc surface adapted to the end of the latch 43.

Specifically, the utility model discloses in, the quantity of mounting hole 21 is 4, and one of them is located 2 centers on the apron, and the other three equilateral triangle that is sets up.

It should be noted that "inward" is a direction toward the center of the accommodating space, and "outward" is a direction away from the center of the accommodating space.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate the orientation or positional relationship indicated based on the orientation or positional relationship shown in fig. 1, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean 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 invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer 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, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A floor slab hole reserving mechanism is characterized by comprising a sleeve, a cover plate and a plurality of pull rods, wherein the sleeve is used for being placed at a reserved pipe orifice on a template; one end of the pull rod is used for being connected with the template, and the other end of the pull rod penetrates out of the mounting hole and then is connected with the cover plate through the quick-mounting structure.

2. The floor slab preformed hole mechanism as claimed in claim 1, wherein the quick-assembly structure comprises a first clamping groove arranged at the top of the cover plate beside the mounting hole, a second clamping groove arranged on the side wall of the pull rod and arranged along the axial direction of the pull rod, and a clamping block clamped in the first clamping groove and the second clamping groove.

3. The floor slab preformed hole mechanism as claimed in claim 2, wherein the number of the first clamping grooves beside each mounting hole is two, and the two first clamping grooves are symmetrically arranged; the number of the second clamping grooves on the pull rod is two, and the two second clamping grooves are symmetrically arranged.

4. The floor slab preformed hole mechanism as claimed in claim 3, wherein the fixture block is of a modular structure, and the number of the fixture block is multiple; when the pull rod is installed on the cover plate, the total thickness of the one or more clamping blocks which are stacked together is equal to the length of the second clamping groove which is exposed.

5. The mechanism of claim 4, wherein each of the blocks has a column adapted to the first slot specification at the bottom and a third slot adapted to the column specification at the top.

6. The mechanism for reserving holes in floor slabs according to claim 5, wherein an elastic member is arranged at the joint of the pull rod and the formwork.

7. The floor slab preformed hole mechanism as claimed in claim 6, wherein three supporting plates are vertically arranged at the bottom of the pull rod, an included angle between two adjacent supporting plates is 120 degrees, and the elastic member is a cylindrical spring sleeved at the bottom of the pull rod.

8. The floor slab preformed hole mechanism as claimed in claim 3, wherein the fixture block is of a cuboid structure, two ends of the fixture block are straight faces, and the bottom face of the second clamping groove is a straight face.

9. The floor slab preformed hole mechanism as claimed in claim 3, wherein the fixture block is of a rectangular parallelepiped structure, the two ends of the fixture block are arc-shaped surfaces, and the bottom surface of the second clamping groove is an arc-shaped surface matched with the end of the fixture block.

10. The floor slab preformed hole mechanism of claim 1, wherein the number of the mounting holes is 4, one of the mounting holes is located at the center of the cover plate, and the other three mounting holes are arranged in an equilateral triangle.